Merge branch 'main' of https://git.kerner.dev/yeet/TSE into DICOM_Viewer

TSE_Base/src/IdGenerator.cpp

@@ -1,9 +1,21 @@
 #include "IdGenerator.hpp"
 
-std::mt19937 rnd = std::mt19937();
+bool init = false;
+std::mt19937 rnd;
 auto gen = uuids::uuid_random_generator(rnd);
 
 uuids::uuid TSE::GenerateRandomUUID()
 {
+    if(!init)
+    {
+      InitRandomIDs();
+      init = true;  
+    } 
     return gen();
 }
+
+void TSE::InitRandomIDs()
+{
+    rnd = std::mt19937();
+    gen = uuids::uuid_random_generator(rnd);
+}

TSE_Base/src/IdGenerator.hpp

@@ -5,4 +5,5 @@
 namespace TSE
 {
     uuids::uuid GenerateRandomUUID();
+    void InitRandomIDs();
 } // namespace TSE

TSE_Base/src/version.h

@@ -5,7 +5,7 @@ namespace TSE
 {
     #define TSE_VERSION_MAJOR 0
     #define TSE_VERSION_MINOR 1
-    #define TSE_VERSION_BUILD 3
+    #define TSE_VERSION_BUILD 4
     
     #define TSE_VERSION_STRING std::to_string(TSE_VERSION_MAJOR) + "." + std::to_string(TSE_VERSION_MINOR) + "." + std::to_string(TSE_VERSION_BUILD)
     

TSE_Core/src/BehaviourScripts/Camera.cpp

@@ -1,6 +1,7 @@
 #include "Camera.hpp"
 #include "elements/Transformable.hpp"
 #include "interfaces/IRenderer.hpp"
+#include "uuid.h"
 
 TSE::Camera* TSE::Camera::mainCamera = nullptr;
 TSE::ICameraHelper* TSE::Camera::helper = nullptr;
@@ -30,6 +31,11 @@ float TSE::Camera::GetFov() const
     return fov;
 }
 
+const TSE::Vector2 &TSE::Camera::GetRenderTargetSize() const
+{
+    return lastRtSize;
+}
+
 TSE::Vector3 TSE::Camera::SceenPositionToGamePosition(Vector2 screenPos)
 {
     float x = 2.0f * screenPos.x / lastRtSize.x -1.0f;
@@ -95,7 +101,11 @@ void TSE::Camera::SetRenderTarget(IRenderTarget *target)
     if(target != nullptr)
         target->AddResizeNotifiable(this);
     rt = target;
+    if(lastRtSize != rt->GetRawIResizableSize())
+    {
+        lastRtSize = rt->GetRawIResizableSize();
         RecalculateProjMatrix();
+    }
 }
 
 TSE::IRenderTarget *TSE::Camera::GetRenderTarget()
@@ -176,14 +186,36 @@ TSE::Matrix4x4 BuildView_Zplus_RH(const TSE::Matrix4x4& world)
 void TSE::Camera::PreDraw(IShader *shader)
 {
     rt->Bind();
-    shader->SetUniform("prMatrix", projectionMatrix);
+    // shader->SetUniform("prMatrix", projectionMatrix);
     
-    auto worlmatrix = baseObject->GetGlobalMatrix();
+    // auto worlmatrix = baseObject->GetGlobalMatrix();
 
-    viewMatrix = BuildView_Zplus_RH(worlmatrix);
+    // viewMatrix = BuildView_Zplus_RH(worlmatrix);
 
-    shader->SetUniform("camMatrix", &viewMatrix);
+    // shader->SetUniform("camMatrix", &viewMatrix);
-    helper->OnRenderTargetChanged(lastRtSize.x, lastRtSize.y);
+    // helper->OnRenderTargetChanged(lastRtSize.x, lastRtSize.y);
+
+    Vector3 pos = baseObject->GetGlobalPosition();
+    Vector3 right = baseObject->LocalToGlobalPosition(Vector3::right) - pos;
+    Vector3 up = baseObject->LocalToGlobalPosition(Vector3::up) - pos;
+    Vector3 forward = baseObject->LocalToGlobalPosition(Vector3::forward) - pos;
+    forward.Normalize();
+
+    shader->SetUniform("CamPos", &pos);
+    shader->SetUniform("CamRight", &right);
+    shader->SetUniform("CamUp", &up);
+    shader->SetUniform("CamForward", &forward);
+
+    float x = lastRtSize.x / RenderScale;
+    float y = lastRtSize.y / RenderScale;
+    float mx = -x;
+    float my = -y;
+    shader->SetUniform("OrthoLeft", mx);
+    shader->SetUniform("OrthoRight", x);
+    shader->SetUniform("OrthoBottom", my);
+    shader->SetUniform("OrthoTop", y);
+    shader->SetUniform("NearPlane", nearClippingPlane);
+    shader->SetUniform("FarPlane", farClippingPlane);
 }
 
 void TSE::Camera::PostDraw()

TSE_Core/src/BehaviourScripts/Camera.hpp

@@ -8,6 +8,7 @@
 #include "Vector3.hpp"
 #include "interfaces/IRenderTarget.hpp"
 #include "elements/BehaviourScript.hpp"
+#include "uuid.h"
 
 namespace TSE
 {
@@ -41,6 +42,7 @@ namespace TSE
         Vector2 lastRtSize = {0, 0};
     
     public:
+        std::vector<uuids::uuid> layersNotToRender;
         static ICameraHelper* helper;
         static Camera* mainCamera;
 
@@ -50,6 +52,7 @@ namespace TSE
         float GetNearClippingPlane() const;
         float GetFarClippingPlane() const;
         float GetFov() const;
+        const Vector2& GetRenderTargetSize() const;
 
         // Setter
         Vector3 SceenPositionToGamePosition(Vector2 screenPos);

TSE_Core/src/BehaviourScripts/OrdererSpriteSet.cpp

@@ -0,0 +1,252 @@
+#include "OrdererSpriteSet.hpp"
+#include <algorithm>
+#include <tuple>
+#include "Debug.hpp"
+
+TSE::OrdererSpriteSetChunk::OrdererSpriteSetChunk(int _chunksize, const Vector2 &_pos, SortingOrder _order)
+{
+    chunksize = _chunksize;
+    pos = _pos;
+    order = _order;
+}
+
+void TSE::OrdererSpriteSetChunk::SetSprite(const Vector2 &p, const Vector2 &Spriteindex, const Vector2 &Normalindex, TileSet *set, float height, Vector2& scale)
+{
+    int normalid = -1;
+    if(Normalindex != Vector2(-1,-1))
+        normalid = set->GetSpriteIdAt(Normalindex.x, Normalindex.y);
+    sprites[Vector3(p.x, p.y, height)] = {set->GetSpriteIdAt(Spriteindex.x, Spriteindex.y), normalid};
+    spriteScales[Vector3(p.x, p.y, height)] = scale;
+    dirtyPositions = true;
+    dirtySpriteIds = true;
+    dirtyScales = true;
+}
+
+void TSE::OrdererSpriteSetChunk::RemoveSprite(Vector2 p, float height)
+{
+    sprites.erase(Vector3(p.x, p.y, height));
+}
+
+void TSE::OrdererSpriteSetChunk::SetOrdering(SortingOrder _order)
+{
+    order = _order;
+    dirtyPositions = true;
+    dirtySpriteIds = true;
+}
+
+const std::vector<TSE::Vector3> *TSE::OrdererSpriteSetChunk::GetOrderedPositions()
+{
+    if(dirtyPositions)
+    {
+        orderedPositions.clear();
+        for(auto pos : sprites)
+        {
+            orderedPositions.push_back(pos.first);
+        }
+        switch (order)
+        {
+        case TopLeft:
+            std::sort(orderedPositions.begin(), orderedPositions.end(), [](const Vector3& a, const Vector3& b)
+            {
+                return std::tie(a.y, a.x) > std::tie(b.y, b.x);
+            });
+            break;
+        case TopRight:
+            std::sort(orderedPositions.begin(), orderedPositions.end(), [](const Vector3& a, const Vector3& b)
+            {
+                if (a.y != b.y)
+                    return a.y > b.y;
+                return a.x > b.x;
+            });
+            break;
+        case BottomLeft:
+            std::sort(orderedPositions.begin(), orderedPositions.end(), [](const Vector3& a, const Vector3& b)
+            {
+                return std::tie(a.y, a.x) < std::tie(b.y, b.x);
+            });
+            break;
+        case BottomRight:
+            std::sort(orderedPositions.begin(), orderedPositions.end(), [](const Vector3& a, const Vector3& b)
+            {
+                if (a.y != b.y)
+                    return a.y < b.y;
+                return a.x > b.x;
+            });
+            break;
+        }
+        dirtyPositions = false;
+    }
+    return &orderedPositions;
+}
+
+const std::vector<TSE::Vector2i> *TSE::OrdererSpriteSetChunk::GetOrderedSpriteIds()
+{
+    if(dirtySpriteIds)
+    {
+        orderedSpriteIDs.clear();
+        
+        auto tmp = GetOrderedPositions();
+
+        for(auto& pos : *tmp)
+        {
+            auto v = sprites.find(pos);
+            if(v != sprites.end())
+                orderedSpriteIDs.push_back(v->second);
+            else
+                orderedSpriteIDs.push_back({0,0});
+        }
+
+        dirtySpriteIds = false;
+    }
+    return &orderedSpriteIDs;
+}
+
+const std::vector<TSE::Vector2> *TSE::OrdererSpriteSetChunk::GetOrderedScales()
+{
+    if(dirtyScales)
+    {
+        orderedScales.clear();
+        
+        auto tmp = GetOrderedPositions();
+
+        for(auto& pos : *tmp)
+        {
+            auto v = spriteScales.find(pos);
+            if(v != spriteScales.end())
+                orderedScales.push_back(v->second);
+            else
+                orderedScales.push_back({1,1});
+        }
+
+        dirtyScales = false;
+    }
+    return &orderedScales;
+}
+
+int TSE::OrdererSpriteSetChunk::GetChunksize()
+{
+    return chunksize;
+}
+
+int TSE::OrdererSpriteSetChunk::GetSpriteCount()
+{
+    return sprites.size();
+}
+
+void TSE::OrdererSpriteSet::RemoveSprite(Vector2 p, float height)
+{
+    Vector2 chunkInnerPos = LocalToChunkPos(p);
+    Vector2 chunkIndex = p - chunkInnerPos;
+    if(chunks.contains(chunkIndex))
+        chunks[chunkIndex].RemoveSprite(chunkInnerPos, height);
+}
+
+void TSE::OrdererSpriteSet::SetSprite(Vector2 p, Vector2 Spriteindex, float height, Vector2 scale, Vector2 Normalindex)
+{
+    Vector2 chunkInnerPos = LocalToChunkPos(p);
+    Vector2 chunkIndex = p - chunkInnerPos;
+    // Vector2 p2 = Vector2((int)p.x % chunkSize, (int)p.y % chunkSize);
+    // Vector2 chunkIndex = p - p2;
+    if(!chunks.contains(chunkIndex))
+    {
+        dirty = true;
+        chunks[chunkIndex] = OrdererSpriteSetChunk(chunkSize, chunkIndex, order);
+    }
+    chunks[chunkIndex].SetSprite(chunkInnerPos, Spriteindex, Normalindex, set, height, scale);
+}
+
+TSE::OrdererSpriteSetChunk *TSE::OrdererSpriteSet::GetChunk(const Vector2 &pos)
+{
+    auto chunk = chunks.find(pos);
+    if(chunk == chunks.end())
+        return nullptr;
+    return &chunks[pos];
+}
+
+const std::vector<TSE::Vector2> *TSE::OrdererSpriteSet::GetChunkPositionsInOrder()
+{
+    if(dirty)
+    {
+        orderedChunks.clear();
+
+        for(auto pos : chunks)
+        {
+            orderedChunks.push_back(pos.first);
+        }
+        switch (order)
+        {
+        case TopLeft:
+            std::sort(orderedChunks.begin(), orderedChunks.end(), [](const Vector2& a, const Vector2& b)
+            {
+                if (a.y != b.y)
+                    return a.y > b.y;
+                return a.x < b.x;
+            });
+            break;
+        case TopRight:
+            std::sort(orderedChunks.begin(), orderedChunks.end(), [](const Vector2& a, const Vector2& b)
+            {
+                if (a.y != b.y)
+                    return a.y > b.y;
+                return a.x > b.x;
+            });
+            break;
+        case BottomLeft:
+            std::sort(orderedChunks.begin(), orderedChunks.end(), [](const Vector2& a, const Vector2& b)
+            {
+                if (a.y != b.y)
+                    return a.y < b.y;
+                return a.x < b.x;
+            });
+            break;
+        case BottomRight:
+            std::sort(orderedChunks.begin(), orderedChunks.end(), [](const Vector2& a, const Vector2& b)
+            {
+                if (a.y != b.y)
+                    return a.y < b.y;
+                return a.x > b.x;
+            });
+            break;
+        }
+
+        dirty = false;
+        string poses = "[";
+        for(auto pos : orderedChunks)
+        {
+            poses += pos.ToString() + ",";
+        }
+        poses.erase(poses.end() - 1);
+        poses += "]";
+        TSE_LOG("orderedPositions: " + poses);
+    }
+    return &orderedChunks;
+}
+
+int TSE::OrdererSpriteSet::GetChunkCount()
+{
+    return chunks.size();
+}
+
+TSE::TileSet *TSE::OrdererSpriteSet::GetTileSet()
+{
+    return set;
+}
+
+void TSE::OrdererSpriteSet::DirtyAll()
+{
+    dirty = true;
+    for(auto& chunk : chunks)
+    {
+        chunk.second.dirtyPositions = true;
+        chunk.second.dirtySpriteIds = true;
+        chunk.second.dirtyScales = true;
+    }
+}
+
+TSE::Vector2 TSE::OrdererSpriteSet::LocalToChunkPos(const Vector2 &v)
+{
+    Vector2 p = Vector2((int)v.x % chunkSize, (int)v.y % chunkSize);
+    if(p.x < 0) p.x += chunkSize;
+    if(p.y < 0) p.y += chunkSize;
+    return p;
+}

TSE_Core/src/BehaviourScripts/OrdererSpriteSet.hpp

@@ -0,0 +1,74 @@
+#pragma once
+
+#define ORDERERSPRITESET typeid(OrdererSpriteSet).name()
+
+#include "elements/BehaviourScript.hpp"
+#include "elements/Transformable.hpp"
+#include "Types.hpp"
+#include "enums/SortingOrder.hpp"
+#include "Vector2.hpp"
+#include "Vector2i.hpp"
+#include <unordered_map>
+#include "elements/Sprite.hpp"
+#include "elements/TileSet.hpp"
+
+namespace TSE
+{
+    struct OrdererSpriteSetChunk
+    {
+    private:
+        std::vector<Vector3> orderedPositions;
+        std::vector<Vector2i> orderedSpriteIDs;
+        std::vector<Vector2> orderedScales;
+        SortingOrder order;
+        int chunksize;
+        std::unordered_map<Vector3, Vector2i> sprites;
+        std::unordered_map<Vector3, Vector2> spriteScales;
+    public:
+        bool dirtyPositions = true;
+        bool dirtySpriteIds = true;
+        bool dirtyScales = true;
+        Vector2 pos;
+
+        OrdererSpriteSetChunk(int _chunksize = 16, const Vector2& _pos = {0,0}, SortingOrder _order = TopRight);
+        void SetSprite(const Vector2& p, const Vector2& Spriteindex, const Vector2& Normalindex, TileSet* set, float height, Vector2& scale);
+        void RemoveSprite(Vector2 p, float height);
+        void SetOrdering(SortingOrder _order);
+        const std::vector<Vector3>* GetOrderedPositions();
+        const std::vector<Vector2i>* GetOrderedSpriteIds();
+        const std::vector<Vector2>* GetOrderedScales();
+        int GetChunksize();
+        int GetSpriteCount();
+    };
+    
+    
+    class OrdererSpriteSet : public TSE::BehaviourScript
+    {
+    private:
+        bool dirty = true;
+        std::vector<Vector2> orderedChunks;
+        Rect bounds = Rect(0,0,0,0);
+        
+    public:
+        int chunkSize = 16;
+        SortingOrder order = TopRight;
+        TileSet* set;
+        std::unordered_map<Vector2, OrdererSpriteSetChunk> chunks;
+        
+        void RemoveSprite(Vector2 p, float height);
+        void SetSprite(Vector2 p, Vector2 Spriteindex, float height, Vector2 scale, Vector2 Normalindex = {-1,-1});
+        OrdererSpriteSetChunk* GetChunk(const Vector2& pos);
+        const std::vector<Vector2>* GetChunkPositionsInOrder();
+        int GetChunkCount();
+        TileSet* GetTileSet();
+        void DirtyAll();
+
+        inline const char* GetName() override
+        {
+            return "Orderer Sprite Set";
+        }
+    
+    private:
+        Vector2 LocalToChunkPos(const Vector2& v);
+    };
+} // namespace TSE

TSE_Core/src/BehaviourScripts/TileMap.cpp

@@ -0,0 +1,327 @@
+#include "TileMap.hpp"
+
+TSE::TileMapChunk::TileMapChunk(int _chunksize, const Vector2 &_pos, SortingOrder _order)
+{
+    chunksize = _chunksize;
+    pos = _pos;
+    order = _order;
+}
+
+void TSE::TileMapChunk::SetTile(const Vector2& p, const Vector2& Spriteindex, const Vector2& Normalindex, TileSet* set)
+{
+    int normalid = -1;
+    if(Normalindex != Vector2(-1,-1))
+        normalid = set->GetSpriteIdAt(Normalindex.x, Normalindex.y);
+    sprites[p] = {set->GetSpriteIdAt(Spriteindex.x, Spriteindex.y), normalid};
+    dirtyPositions = true;
+    dirtySpriteIds = true;
+}
+
+void TSE::TileMapChunk::RemoveTile(Vector2 p)
+{
+    sprites.erase(p);
+}
+
+void TSE::TileMapChunk::SetOrdering(SortingOrder _order)
+{
+    order = _order;
+    dirtyPositions = true;
+    dirtySpriteIds = true;
+}
+
+const std::vector<TSE::Vector2>* TSE::TileMapChunk::GetOrderedPositions()
+{
+    if(dirtyPositions)
+    {
+        orderedPositions.clear();
+        switch (order)
+        {
+        case TopLeft:
+            for (int y = 0; y < chunksize; y++)
+            {
+                Vector2 offset = nextLine * y;
+                for (int x = 0; x < chunksize; x++)
+                {
+                    Vector2 p(x,y);
+                    auto v = sprites.find(p);
+                    if(v != sprites.end())
+                    orderedPositions.push_back(v->first * Vector2(nextLine.x, nextLine.y * 0.5f) + Vector2(-nextLine.x * y, nextLine.y * 0.5f * x));
+                }
+            }
+            break;
+        case TopRight:
+            for (int y = 0; y < chunksize; y++)
+            {
+                Vector2 offset = nextLine * y;
+                for (int x = chunksize - 1; x >= 0; x--)
+                {
+                    Vector2 p(x,y);
+                    auto v = sprites.find(p);
+                    if(v != sprites.end())
+                    orderedPositions.push_back(v->first * Vector2(nextLine.x, nextLine.y * 0.5f) + Vector2(-nextLine.x * y, nextLine.y * 0.5f * x));
+                }
+            }
+            break;
+        case BottomLeft:
+            for (int y = chunksize - 1; y >= 0; y--)
+            {
+                Vector2 offset = nextLine * y;
+                for (int x = 0; x < chunksize; x++)
+                {
+                    Vector2 p(x,y);
+                    auto v = sprites.find(p);
+                    if(v != sprites.end())
+                    orderedPositions.push_back(v->first * Vector2(nextLine.x, nextLine.y * 0.5f) + Vector2(-nextLine.x * y, nextLine.y * 0.5f * x));
+                }
+            }
+            break;
+        case BottomRight:
+            for (int y = chunksize - 1; y >= 0; y--)
+            {
+                Vector2 offset = nextLine * y;
+                for (int x = chunksize - 1; x >= 0; x--)
+                {
+                    Vector2 p(x,y);
+                    auto v = sprites.find(p);
+                    if(v != sprites.end())
+                    orderedPositions.push_back(v->first * Vector2(nextLine.x, nextLine.y * 0.5f) + Vector2(-nextLine.x * y, nextLine.y * 0.5f * x));
+                }
+            }
+            break;
+        }
+        dirtyPositions = false;
+    }
+    return &orderedPositions;
+}
+
+const std::vector<TSE::Vector2i>* TSE::TileMapChunk::GetOrderedSpriteIds()
+{
+    if(dirtySpriteIds)
+    {
+        orderedSpriteIDs.clear();
+        switch (order)
+        {
+        case TopLeft:
+            for (int y = 0; y < chunksize; y++)
+            {
+                for (int x = 0; x < chunksize; x++)
+                {
+                    Vector2 p(x,y);
+                    auto v = sprites.find(p);
+                    if(v != sprites.end())
+                        orderedSpriteIDs.push_back(v->second);
+                }
+            }
+            break;
+        case TopRight:
+            for (int y = 0; y < chunksize; y++)
+            {
+                for (int x = chunksize - 1; x >= 0; x--)
+                {
+                    Vector2 p(x,y);
+                    auto v = sprites.find(p);
+                    if(v != sprites.end())
+                        orderedSpriteIDs.push_back(v->second);
+                }
+            }
+            break;
+        case BottomLeft:
+            for (int y = chunksize - 1; y >= 0; y--)
+            {
+                for (int x = 0; x < chunksize; x++)
+                {
+                    Vector2 p(x,y);
+                    auto v = sprites.find(p);
+                    if(v != sprites.end())
+                        orderedSpriteIDs.push_back(v->second);
+                }
+            }
+            break;
+        case BottomRight:
+            for (int y = chunksize - 1; y >= 0; y--)
+            {
+                for (int x = chunksize - 1; x >= 0; x--)
+                {
+                    Vector2 p(x,y);
+                    auto v = sprites.find(p);
+                    if(v != sprites.end())
+                        orderedSpriteIDs.push_back(v->second);
+                }
+            }
+            break;
+        }
+        dirtySpriteIds = false;
+    }
+    return &orderedSpriteIDs;
+}
+
+int TSE::TileMapChunk::GetChunksize()
+{
+    return chunksize;
+}
+
+int TSE::TileMapChunk::GetSpriteCount()
+{
+    return sprites.size();
+}
+
+void TSE::TileMap::RemoveTile(Vector2 p)
+{
+    Vector2 chunkInnerPos = LocalToChunkPos(p);
+    Vector2 chunkIndex = p - chunkInnerPos;
+    if(chunks.contains(chunkIndex))
+        chunks[chunkIndex].RemoveTile(chunkInnerPos);
+}
+
+void TSE::TileMap::SetTile(Vector2 p, Vector2 Spriteindex, Vector2 Normalindex)
+{
+    Vector2 chunkInnerPos = LocalToChunkPos(p);
+    Vector2 chunkIndex = p - chunkInnerPos;
+    if(!chunks.contains(chunkIndex))
+    {
+        dirty = true;
+        chunks[chunkIndex] = TileMapChunk(chunkSize, chunkIndex, order);
+        chunks[chunkIndex].nextLine = nextLine;
+        CheckBounds(chunkIndex);
+    }
+    chunks[chunkIndex].SetTile(chunkInnerPos, Spriteindex, Normalindex, set);
+}
+
+TSE::TileMapChunk* TSE::TileMap::GetChunk(const Vector2 &pos)
+{
+    auto chunk = chunks.find(pos);
+    if(chunk == chunks.end())
+        return nullptr;
+    return &chunks[pos];
+}
+
+const std::vector<TSE::Vector2>* TSE::TileMap::GetChunkPositionsInOrder()
+{
+    if(dirty)
+    {
+        orderedChunks.clear();
+        switch (order)
+        {
+        case TopLeft:
+            for (int y = bounds.p1.y; y < bounds.p2.y + 1; y++)
+            {
+                for (int x = bounds.p1.x; x < bounds.p2.x + 1; x++)
+                {
+                    Vector2 p(x,y);
+                    auto v = chunks.find(p);
+                    if(v != chunks.end())
+                        orderedChunks.push_back(v->first);
+                }
+            }
+            break;
+        case TopRight:
+            for (int y = bounds.p1.y; y < bounds.p2.y + 1; y++)
+            {
+                for (int x = bounds.p2.x; x > bounds.p1.x - 1; x--)
+                {
+                    Vector2 p(x,y);
+                    auto v = chunks.find(p);
+                    if(v != chunks.end())
+                        orderedChunks.push_back(v->first);
+                }
+            }
+            break;
+        case BottomLeft:
+            for (int y = bounds.p2.y; y > bounds.p1.y - 1; y--)
+            {
+                for (int x = bounds.p1.x; x < bounds.p2.x + 1; x++)
+                {
+                    Vector2 p(x,y);
+                    auto v = chunks.find(p);
+                    if(v != chunks.end())
+                        orderedChunks.push_back(v->first);
+                }
+            }
+            break;
+        case BottomRight:
+            for (int y = bounds.p2.y; y > bounds.p1.y - 1; y--)
+            {
+                for (int x = bounds.p2.x; x > bounds.p1.x - 1; x--)
+                {
+                    Vector2 p(x,y);
+                    auto v = chunks.find(p);
+                    if(v != chunks.end())
+                        orderedChunks.push_back(v->first);
+                }
+            }
+            break;
+        }
+        dirty = false;
+    }
+    return &orderedChunks;
+}
+
+int TSE::TileMap::GetChunkCount()
+{
+    return chunks.size();
+}
+
+TSE::TileSet *TSE::TileMap::GetTileSet()
+{
+    return set;
+}
+
+void TSE::TileMap::SetNextLineOffset(const Vector2 &offset)
+{
+    nextLine = offset;
+    for(auto& [_, chunk] : chunks)
+    {
+        chunk.nextLine = offset;
+    }
+    DirtyAll();
+}
+
+TSE::Vector2 TSE::TileMap::GetNextLineOffset()
+{
+    return nextLine;
+}
+
+void TSE::TileMap::DirtyAll()
+{
+    dirty = true;
+    for(auto& chunk : chunks)
+    {
+        chunk.second.dirtyPositions = true;
+        chunk.second.dirtySpriteIds = true;
+    }
+}
+
+void TSE::TileMap::CheckBounds(Vector2 pos)
+{
+    if(pos.x > bounds.p2.x)
+        bounds.p2.x = pos.x;
+    if(pos.y > bounds.p2.y)
+        bounds.p2.y = pos.y;
+    if(pos.x < bounds.p1.x)
+        bounds.p1.x = pos.x;
+    if(pos.y < bounds.p1.y)
+        bounds.p1.y = pos.y;
+}
+
+TSE::Vector2 TSE::TileMap::LocalToChunkPos(const Vector2 &v)
+{
+    Vector2 p = Vector2((int)v.x % chunkSize, (int)v.y % chunkSize);
+    if(p.x < 0) p.x += chunkSize;
+    if(p.y < 0) p.y += chunkSize;
+    return p;
+}
+
+TSE::Vector2 TSE::TileMap::ChunkToLocalPos(const Vector2 &v, const TileMapChunk &chunk)
+{
+    return v + chunk.pos * chunkSize;
+}
+
+TSE::Vector2 TSE::TileMap::RealPosToTileMapPos(const Vector2 &v)
+{
+    return v * Vector2(nextLine.x, nextLine.y * 0.5f) + Vector2(-nextLine.x * v.y, nextLine.y * 0.5f * v.x);
+}
+
+TSE::Vector2 TSE::TileMap::TileMapToRealPos(const Vector2 &v)
+{
+    return v * Vector2(nextLine.x, nextLine.y * 0.5f) + Vector2(-nextLine.x * v.y, nextLine.y * 0.5f * v.x);
+}

TSE_Core/src/BehaviourScripts/TileMap.hpp

@@ -0,0 +1,76 @@
+#pragma once
+
+#define TILE_MAP typeid(TSE::TileMap).name()
+
+#include <unordered_map>
+#include "elements/BehaviourScript.hpp"
+#include "Vector2.hpp"
+#include "Vector2i.hpp"
+#include "elements/Sprite.hpp"
+#include "elements/TileSet.hpp"
+#include "enums/SortingOrder.hpp"
+
+namespace TSE
+{
+    struct TileMapChunk
+    {
+    private:
+        std::vector<Vector2> orderedPositions;
+        std::vector<Vector2i> orderedSpriteIDs;
+        SortingOrder order;
+        int chunksize;
+        std::unordered_map<Vector2, Vector2i> sprites;
+    public:
+        bool dirtyPositions = true;
+        bool dirtySpriteIds = true;
+        Vector2 nextLine;
+        Vector2 pos;
+        TileMapChunk(int _chunksize = 16, const Vector2& _pos = {0,0}, SortingOrder _order = TopRight);
+
+        void SetTile(const Vector2& p, const Vector2& Spriteindex, const Vector2& Normalindex, TileSet* set);
+        void RemoveTile(Vector2 p);
+        void SetOrdering(SortingOrder _order);
+        const std::vector<Vector2>* GetOrderedPositions();
+        const std::vector<Vector2i>* GetOrderedSpriteIds();
+        int GetChunksize();
+        int GetSpriteCount();
+
+    };
+
+    class TileMap : public BehaviourScript
+    {
+    private:
+        bool dirty = true;
+        std::vector<Vector2> orderedChunks;
+        Rect bounds = Rect(0,0,0,0);
+        Vector2 nextLine = Vector2(0.5f, 0.5f);
+    public:
+        int chunkSize = 16;
+        SortingOrder order = BottomRight;
+        Vector2 SpriteScale = Vector2(1,1);
+        TileSet* set;
+        std::unordered_map<Vector2, TileMapChunk> chunks;
+
+        void RemoveTile(Vector2 p);
+        void SetTile(Vector2 p, Vector2 Spriteindex, Vector2 Normalindex = {-1,-1});
+        TileMapChunk* GetChunk(const Vector2& pos);
+        const std::vector<Vector2>* GetChunkPositionsInOrder();
+        int GetChunkCount();
+        TileSet* GetTileSet();
+        const Rect& GetBounds() const { return bounds; }
+        void SetNextLineOffset(const Vector2& offset);
+        Vector2 GetNextLineOffset();
+        Vector2 RealPosToTileMapPos(const Vector2& v);
+        Vector2 TileMapToRealPos(const Vector2& v);
+        void DirtyAll();
+
+        inline const char* GetName() override
+        {
+            return "Tile Map";
+        }
+    private:
+        void CheckBounds(Vector2 pos);
+        Vector2 LocalToChunkPos(const Vector2& v);
+        Vector2 ChunkToLocalPos(const Vector2& v, const TileMapChunk& chunk);
+    };
+} // namespace TSE

TSE_Core/src/elements/Layer.cpp

@@ -1,6 +1,7 @@
 #include "Layer.hpp"
 #include "BehaviourScripts/Renderable.hpp"
 #include "elements/BehaviourScript.hpp"
+#include "IdGenerator.hpp"
 
 void HandleObject(TSE::Transformable* trans, TSE::TransformationStack& stack, TSE::IRenderer& rnd)
 {
@@ -24,6 +25,7 @@ void HandleObject(TSE::Transformable* trans, TSE::TransformationStack& stack, TS
 
 TSE::Layer::Layer(const string &n)
 {
+    ID = GenerateRandomUUID();
     name = n;
 }
 
@@ -94,3 +96,13 @@ void TSE::Layer::Update()
         trans->Update();
     }
 }
+
+void TSE::Layer::SetNonVisual(bool v)
+{
+    nonVisual = v;
+}
+
+bool TSE::Layer::IsVisual()
+{
+    return !nonVisual;
+}

TSE_Core/src/elements/Layer.hpp

@@ -4,14 +4,16 @@
 #include "Types.hpp"
 #include "interfaces/IRenderer.hpp"
 #include <vector>
+#include "interfaces/IIdentifyable.hpp"
 
 namespace TSE
 {
-    class Layer
+    class Layer : public IIdentifyable
     {
         private:
             string name;
             std::vector<Transformable*> objectsToRender;
+            bool nonVisual = false;
         
         public:
             Layer(const string& name);
@@ -27,5 +29,7 @@ namespace TSE
             void SetName(const string& name);
             std::vector<Transformable*>& GetAllObjects();
             void Update();
+            void SetNonVisual(bool v);
+            bool IsVisual();
     };
 } // namespace TSE

TSE_Core/src/elements/Material.cpp

@@ -60,6 +60,7 @@ namespace TSE
     }
 
     template void Material::SetValue<int>(const string&, const int&);
+    template void Material::SetValue<uint>(const string&, const uint&);
     template void Material::SetValue<float>(const string&, const float&);
     template void Material::SetValue<Vector2>(const string&, const Vector2&);
     template void Material::SetValue<Vector3>(const string&, const Vector3&);
@@ -70,6 +71,7 @@ namespace TSE
     template void Material::SetValue<ITexture>(const string&, const ITexture*);
 
     template int Material::GetValue<int>(const string&) const;
+    template uint Material::GetValue<uint>(const string&) const;
     template float Material::GetValue<float>(const string&) const;
     template Vector2 Material::GetValue<Vector2>(const string&) const;
     template Vector3 Material::GetValue<Vector3>(const string&) const;

TSE_Core/src/elements/RenderPipeline.cpp

@@ -0,0 +1,40 @@
+#include "RenderPipeline.hpp"
+
+void TSE::RenderPipeline::AddRenderStep(const RenderStep &step)
+{
+    steps.push_back(step);
+}
+
+void TSE::RenderPipeline::AddRenderStepAt(const RenderStep &step, int n)
+{
+    steps.insert(steps.begin() + n, step);
+}
+
+void TSE::RenderPipeline::SetRenderStepAt(const RenderStep &step, int n)
+{
+    steps[n] = step;
+}
+
+void TSE::RenderPipeline::RemoveRenderStepAt(int n)
+{
+    auto i = steps.begin() += n;
+    steps.erase(i);
+}
+
+int TSE::RenderPipeline::GetRenderStepCount()
+{
+    return steps.size();
+}
+
+const TSE::RenderStep &TSE::RenderPipeline::GetRenderStepAt(int n)
+{
+    return steps[n];
+}
+
+TSE::RenderPipeline* TSE::RenderPipeline::CreateEmpty()
+{
+    RenderPipeline* res = new RenderPipeline();
+    RenderStep step;
+    res->AddRenderStep(step);
+    return res;
+}

TSE_Core/src/elements/RenderPipeline.hpp

@@ -0,0 +1,23 @@
+#pragma once
+
+#include "RenderStep.hpp"
+
+namespace TSE
+{
+    class RenderPipeline
+    {
+    private:
+        std::vector<RenderStep> steps;
+
+    public:
+        void AddRenderStep(const RenderStep& step);
+        void AddRenderStepAt(const RenderStep& step, int n);
+        void SetRenderStepAt(const RenderStep& step, int n);
+        void RemoveRenderStepAt(int n);
+
+        int GetRenderStepCount();
+        const RenderStep& GetRenderStepAt(int n);
+
+        static RenderPipeline* CreateEmpty();
+    };
+} // namespace TSE

TSE_Core/src/elements/RenderStep.hpp

@@ -0,0 +1,18 @@
+#pragma once
+
+#include "Layer.hpp"
+#include <vector>
+#include "interfaces/IRenderTarget.hpp"
+#include "Types.hpp"
+
+namespace TSE
+{
+    struct RenderStep
+    {
+    public:
+        std::vector<Layer*> layersToRender;
+        IRenderTarget* target;
+        bool EditorCamera = true;
+    };
+    
+} // namespace TSE

TSE_Core/src/elements/Scene.cpp

@@ -1,10 +1,74 @@
 #include "Scene.hpp"
+#include "BehaviourScripts/Camera.hpp"
+#include <algorithm>
+#include "Debug.hpp"
+#include "RenderPipeline.hpp"
 
 void TSE::Scene::Render(IRenderer &rnd, const IWindow &wnd)
 {
+    RenderPipeline* pipeline = IRenderer::pipeline;
+    auto camerasBackup = std::vector<Camera*>(IRenderer::camerasToRenderWith);
+    
+    if(pipeline != nullptr)
+    {
+        for(int i = 0; i < pipeline->GetRenderStepCount(); i++)
+        {
+            IRenderer::camerasToRenderWith = std::vector<Camera*>(camerasBackup);
+            const RenderStep& step = pipeline->GetRenderStepAt(i);
+            if(!step.EditorCamera)
+            {
+                
+                for(int i = 0; i < IRenderer::camerasToRenderWith.size(); i++)
+                {
+                    if(IRenderer::camerasToRenderWith[i]->baseObject->name == ".EditorCamera")
+                    IRenderer::camerasToRenderWith.erase(IRenderer::camerasToRenderWith.begin() + i);
+                }
+            }
+            for(int i = 0; i < IRenderer::camerasToRenderWith.size(); i++)
+            {
+                if(IRenderer::camerasToRenderWith[i]->baseObject->name != ".EditorCamera")
+                IRenderer::camerasToRenderWith[i]->SetRenderTarget(step.target);
+            }
+            
+            int counter = 1;
+
+            for(auto l : step.layersToRender)
+            {
+                if(!l->IsVisual()) continue;
+                l->Render(rnd);
+                if(counter++ != layers.size())
+                {
+                    rnd.End(); //OPTIMIZE:
+                    //takes up 13,97% of function, but only needed, if there is more then one layer
+                    //possible optimizations:
+                    // -remove layers
+                    // -make layer calculations, in shader
+                    // -make an offset, that is calculated on cpu, and then commit everything at once
+
+                    // now it is better because it is only done once per frame if only one shader is used, or textures are full, or more then one layers are used
+                    rnd.Flush();
+                    rnd.Begin();
+                    wnd.ClearDepthBuffer();
+                }
+            }
+        }
+    }
+    else
+    {
         int counter = 1;
         for(auto l : layers)
         {
+            IRenderer::camerasToRenderWith.clear();
+            if(!l.second->IsVisual()) continue;
+            for(auto camera : camerasBackup)
+            {
+                auto it = std::find(camera->layersNotToRender.begin(), camera->layersNotToRender.end(), l.second->GetID());
+                if(it == camera->layersNotToRender.end())
+                {
+                    IRenderer::camerasToRenderWith.push_back(camera);
+                }
+            }
+
             l.second->Render(rnd);
             if(counter++ != layers.size())
             {
@@ -21,6 +85,7 @@ void TSE::Scene::Render(IRenderer &rnd, const IWindow &wnd)
                 wnd.ClearDepthBuffer();
             }
         }
+    }
 }
 
 void TSE::Scene::DoneRender()

TSE_Core/src/elements/Texture.cpp

@@ -2,6 +2,7 @@
 #include "Debug.hpp"
 #include "Color.hpp"
 #include "ErrorTextureData.hpp"
+#include <filesystem>
 
 TSE::Texture::Texture(const string &path)
 {
@@ -10,9 +11,20 @@ TSE::Texture::Texture(const string &path)
     imagePtr = nullptr;
     Size = Vector2(0,0);
 
-    fif = FreeImage_GetFileType(path.c_str(), 0);
+    string name = std::filesystem::absolute(path).string();
+
+    if(!std::filesystem::exists(name))
+    {
+        string msg = string("File dose not exist: ") + std::filesystem::absolute(path).string();
+        TSE_ERROR(msg);
+        Bpp = 24;
+        makeError(*this);
+        return;
+    }
+    
+    fif = FreeImage_GetFileType(name.c_str(), 0);
     if(fif == FREE_IMAGE_FORMAT::FIF_UNKNOWN)
-        fif = FreeImage_GetFIFFromFilename(path.c_str());
+        fif = FreeImage_GetFIFFromFilename(name.c_str());
     if(fif == FREE_IMAGE_FORMAT::FIF_UNKNOWN)
     {
         TSE_ERROR("Failed to load image. Unsupported Format.");
@@ -199,84 +211,6 @@ TSE::Texture TSE::Texture::CutOut(const Vector2 &pos, Vector2 &size) const
     return out;
 }
 
-TSE::Texture TSE::Texture::Upscale(const Vector2 &size) const
-{
-    Texture result = Texture(0,0);
-    if(bmp == nullptr)
-    {
-        TSE_ERROR("Failed to upscale texture. Source bitmap was nullptr.");
-        Texture::makeError(result);
-        return result;
-    }
-
-    const int width = static_cast<int>(size.x);
-    const int height = static_cast<int>(size.y);
-    if(width <= 0 || height <= 0)
-    {
-        TSE_ERROR("Failed to upscale texture. Size must be greater than 0.");
-        Texture::makeError(result);
-        return result;
-    }
-
-    FIBITMAP* scaled = FreeImage_Rescale(bmp, width, height, FILTER_NEAREST);
-    if(scaled == nullptr)
-    {
-        TSE_ERROR("Failed to upscale texture. FreeImage_Rescale returned nullptr.");
-        Texture::makeError(result);
-        return result;
-    }
-
-    Texture out = Texture(width, height, Bpp);
-    if(out.bmp != nullptr)
-        FreeImage_Unload(out.bmp);
-    out.bmp = scaled;
-    out.imagePtr = FreeImage_GetBits(scaled);
-    out.Bpp = Bpp;
-    out.chanels = chanels;
-    out.Size = Vector2(width, height);
-    out.Apply();
-    return out;
-}
-
-TSE::Texture TSE::Texture::Downscale(const Vector2 &size) const
-{
-    Texture result = Texture(0,0);
-    if(bmp == nullptr)
-    {
-        TSE_ERROR("Failed to downscale texture. Source bitmap was nullptr.");
-        Texture::makeError(result);
-        return result;
-    }
-
-    const int width = static_cast<int>(size.x);
-    const int height = static_cast<int>(size.y);
-    if(width <= 0 || height <= 0)
-    {
-        TSE_ERROR("Failed to downscale texture. Size must be greater than 0.");
-        Texture::makeError(result);
-        return result;
-    }
-
-    FIBITMAP* scaled = FreeImage_Rescale(bmp, width, height, FILTER_NEAREST);
-    if(scaled == nullptr)
-    {
-        TSE_ERROR("Failed to downscale texture. FreeImage_Rescale returned nullptr.");
-        Texture::makeError(result);
-        return result;
-    }
-
-    Texture out = Texture(width, height, Bpp);
-    if(out.bmp != nullptr)
-        FreeImage_Unload(out.bmp);
-    out.bmp = scaled;
-    out.imagePtr = FreeImage_GetBits(scaled);
-    out.Bpp = Bpp;
-    out.chanels = chanels;
-    out.Size = Vector2(width, height);
-    out.Apply();
-    return out;
-}
-
 void TSE::Texture::PasteIn(const Vector2 &pos, Texture &t)
 {
     if(bmp == nullptr)

TSE_Core/src/elements/Texture.hpp

@@ -23,7 +23,6 @@ namespace TSE
 
     public:
         string name = "Unnamed";
-        inline static ITextureHelper* helper = nullptr;
 
         Texture(const string& path);
         Texture(const int& width, const int& height, int bpp = 32);
@@ -39,8 +38,6 @@ namespace TSE
         void SetPixel(const Vector2& pos, const Color& c);
         void GetPixel(const Vector2& pos, Color& c) const;
         Texture CutOut(const Vector2& pos, Vector2& size) const;
-        Texture Upscale(const Vector2& size) const;
-        Texture Downscale(const Vector2& size) const;
         void PasteIn(const Vector2& pos, Texture& t);
         void SetPixelNoApply(const Vector2& pos, const Color& c);
         void ToSprite(Sprite& s);

TSE_Core/src/elements/TileSet.cpp

@@ -1,5 +1,6 @@
 #include "TileSet.hpp"
 #include "Debug.hpp"
+#include "Types.hpp"
 
 #define PADDING 0.0f
 
@@ -33,3 +34,24 @@ void TSE::TileSet::GetSpriteAt(int x, int y, Sprite &s)
 
     s = Sprite(tex, Rect(startpos, endpos));
 }
+
+int TSE::TileSet::GetSpriteIdAt(int x, int y)
+{
+    if(x < 0 || x >= resx || y < 0 || y >= resy)
+    {
+        TSE_ERROR("The sprite you are trying to access is out of range");
+        return -1;
+    }
+
+    return y * resx + x;
+}
+
+TSE::uint TSE::TileSet::GetTextueID()
+{
+    return tex->GetTextureId();
+}
+
+TSE::Vector2 TSE::TileSet::GetCount()
+{
+    return Vector2(resx, resy);
+}

TSE_Core/src/elements/TileSet.hpp

@@ -18,14 +18,18 @@ namespace TSE
         void SetTexture(Texture* tex);
 
         void GetSpriteAt(int x, int y, Sprite& s);
+        int GetSpriteIdAt(int x, int y);
+        uint GetTextueID(); 
+        Vector2 GetCount();
 
         inline void SetCount(Vector2& v)
         {
             SetCount(v.x, v.y);
         };
-        inline void GetSpriteAt(Vector2& v, Sprite& s)
+        inline void GetSpriteAt(const Vector2& v, Sprite& s)
         {
             GetSpriteAt(v.x, v.y, s);
         };
+        
     };
 } // namespace TSE

TSE_Core/src/elements/Transformable.cpp

@@ -110,7 +110,7 @@ namespace TSE
 
     Matrix4x4 Transformable::GetLocalMatrix() const
     {
-        return Matrix4x4::ToTranslationMatrix(position) * Matrix4x4::ToRotationMatrix(rotation) * Matrix4x4::ToScaleMatrix(scale);;
+        return Matrix4x4::ToTranslationMatrix(position) * Matrix4x4::ToRotationMatrix(rotation) * Matrix4x4::ToScaleMatrix(scale);
     }
 
     Matrix4x4 Transformable::GetGlobalMatrix() const

TSE_Core/src/elements/VolumeTexture3D.cpp

@@ -0,0 +1,429 @@
+#include "VolumeTexture3D.hpp"
+#include "Debug.hpp"
+#include <algorithm>
+#include <cctype>
+#include <filesystem>
+#include <vector>
+
+TSE::VolumeTexture3D::VolumeTexture3D(const string &path)
+{
+    namespace fs = std::filesystem;
+
+    Size = Vector3(0, 0, 0);
+    Bpp = 0;
+
+    std::error_code ec;
+    const fs::path folderPath = fs::absolute(path, ec);
+    if(ec || !fs::exists(folderPath, ec))
+    {
+        TSE_WARNING("Can't create VolumeTexture3D because the given path is inaccessible: \n" + path);
+        return;
+    }
+
+    if(ec || !fs::is_directory(folderPath, ec))
+    {
+        TSE_WARNING("Can't create VolumeTexture3D because the given path is not a folder: \n" + folderPath.string());
+        return;
+    }
+
+    std::vector<fs::path> pngFiles;
+    for(fs::directory_iterator it(folderPath, ec); !ec && it != fs::directory_iterator(); it.increment(ec))
+    {
+        if(!it->is_regular_file(ec))
+            continue;
+
+        const fs::path &filePath = it->path();
+        auto extension = filePath.extension().string();
+        std::transform(extension.begin(), extension.end(), extension.begin(), [](unsigned char c) { return static_cast<char>(std::tolower(c)); });
+        if(extension == ".png")
+            pngFiles.push_back(filePath);
+    }
+
+    if(ec)
+    {
+        TSE_WARNING("Can't read VolumeTexture3D folder: \n" + folderPath.string());
+        return;
+    }
+
+    if(pngFiles.empty())
+    {
+        TSE_WARNING("Can't create VolumeTexture3D because the folder contains no png files: \n" + folderPath.string());
+        return;
+    }
+
+    std::sort(pngFiles.begin(), pngFiles.end());
+
+    std::vector<FIBITMAP*> loadedBitmaps;
+    loadedBitmaps.reserve(pngFiles.size());
+
+    uint width = 0;
+    uint height = 0;
+
+    for(const fs::path &filePath : pngFiles)
+    {
+        FREE_IMAGE_FORMAT fif = FreeImage_GetFileType(filePath.string().c_str(), 0);
+        if(fif == FREE_IMAGE_FORMAT::FIF_UNKNOWN)
+            fif = FreeImage_GetFIFFromFilename(filePath.string().c_str());
+
+        if(fif == FREE_IMAGE_FORMAT::FIF_UNKNOWN || !FreeImage_FIFSupportsReading(fif))
+        {
+            TSE_WARNING("Failed to load png for VolumeTexture3D: \n" + filePath.string());
+            for(FIBITMAP* loadedBmp : loadedBitmaps)
+                FreeImage_Unload(loadedBmp);
+            return;
+        }
+
+        FIBITMAP* currentBmp = FreeImage_Load(fif, filePath.string().c_str());
+        if(currentBmp == nullptr)
+        {
+            TSE_WARNING("Failed to load png for VolumeTexture3D: \n" + filePath.string());
+            for(FIBITMAP* loadedBmp : loadedBitmaps)
+                FreeImage_Unload(loadedBmp);
+            return;
+        }
+
+        if(FreeImage_GetBPP(currentBmp) != 32)
+        {
+            FIBITMAP* convertedBmp = FreeImage_ConvertTo32Bits(currentBmp);
+            FreeImage_Unload(currentBmp);
+            currentBmp = convertedBmp;
+        }
+
+        if(currentBmp == nullptr)
+        {
+            TSE_WARNING("Failed to convert png for VolumeTexture3D: \n" + filePath.string());
+            for(FIBITMAP* loadedBmp : loadedBitmaps)
+                FreeImage_Unload(loadedBmp);
+            return;
+        }
+
+        const uint currentWidth = FreeImage_GetWidth(currentBmp);
+        const uint currentHeight = FreeImage_GetHeight(currentBmp);
+        if(loadedBitmaps.empty())
+        {
+            width = currentWidth;
+            height = currentHeight;
+        }
+        else if(currentWidth != width || currentHeight != height)
+        {
+            TSE_WARNING("Can't create VolumeTexture3D because all pngs must have the same dimensions: \n" + filePath.string());
+            FreeImage_Unload(currentBmp);
+            for(FIBITMAP* loadedBmp : loadedBitmaps)
+                FreeImage_Unload(loadedBmp);
+            return;
+        }
+
+        loadedBitmaps.push_back(currentBmp);
+    }
+
+    Bpp = 32;
+    chanels = 4;
+    Size = Vector3(width, height, static_cast<float>(loadedBitmaps.size()));
+    bmp = new FIBITMAP*[loadedBitmaps.size()];
+    imagePtr = new byte*[loadedBitmaps.size()];
+
+    for(size_t i = 0; i < loadedBitmaps.size(); ++i)
+    {
+        bmp[i] = loadedBitmaps[i];
+        imagePtr[i] = FreeImage_GetBits(bmp[i]);
+    }
+
+    regist();
+}
+
+TSE::VolumeTexture3D::VolumeTexture3D(const int &width, const int &height, const int &depth, int bpp)
+{
+    switch (bpp)
+    {
+    case 32:
+        chanels = 4;
+        break;
+    case 24:
+        chanels = 3;
+    case 16:
+        chanels = 1;
+    case 8:
+        chanels = 4;
+    }
+    Bpp = bpp;
+    Size = Vector3(width, height, depth);
+    bmp = new FIBITMAP*[depth];
+    imagePtr = new byte*[depth];
+
+    for(int i = 0; i < Depth(); i++)
+    {
+        bmp[i] = FreeImage_Allocate(width, height, bpp);
+        imagePtr[i] = FreeImage_GetBits(bmp[i]);
+    }
+    regist();
+}
+
+TSE::VolumeTexture3D::VolumeTexture3D(const Vector3 &size, int bpp)
+: VolumeTexture3D(size.x, size.y, size.z, bpp) { }
+
+TSE::VolumeTexture3D::~VolumeTexture3D()
+{
+    if(bmp != nullptr)
+    {
+        for(int i = 0; i < Depth(); i++)
+        {
+            if(bmp[i] != nullptr)
+            {
+                FreeImage_Unload(bmp[i]);
+                bmp[i] = nullptr;
+            }
+        }
+        delete [] bmp;
+        delete [] imagePtr;
+    }
+    if(TextureID != 0)
+    {
+        PlatformDestroy();
+        TextureID = 0;
+    }
+}
+
+TSE::uint TSE::VolumeTexture3D::bpp() const
+{
+    return Bpp;
+}
+
+TSE::Vector2 TSE::VolumeTexture3D::size() const
+{
+    return Vector2(Size.x, Size.y);
+}
+
+float TSE::VolumeTexture3D::Width() const
+{
+    return Size.x;
+}
+
+float TSE::VolumeTexture3D::Height() const
+{
+    return Size.y;
+}
+
+float TSE::VolumeTexture3D::Depth() const
+{
+    return Size.z;
+}
+
+TSE::byte TSE::VolumeTexture3D::Chanels() const
+{
+    return chanels;
+}
+
+TSE::byte *TSE::VolumeTexture3D::GetImagePtr(const int depth) const
+{
+    return imagePtr[depth];
+}
+
+void TSE::VolumeTexture3D::SetPixel(const Vector3 &pos, const Color &c)
+{
+    SetPixel(pos.x, pos.y, pos.z, c);
+}
+
+void TSE::VolumeTexture3D::GetPixel(const Vector3 &pos, Color &c) const
+{
+    GetPixel(pos.x, pos.y, pos.z, c);
+}
+
+void TSE::VolumeTexture3D::SetPixelNoApply(const Vector3 &pos, const Color &c)
+{
+    SetPixelNoApply(pos.x, pos.y, pos.z, c);
+}
+
+void TSE::VolumeTexture3D::SetChanels(const byte &ch)
+{
+    chanels = ch;
+}
+
+TSE::uint TSE::VolumeTexture3D::GetTextureId() const
+{
+    return TextureID;
+}
+
+void TSE::VolumeTexture3D::SetTextureId(uint id)
+{
+    TextureID = id;
+}
+
+void TSE::VolumeTexture3D::SetPixel(const int &x, const int &y, const int &z, const Color &c)
+{
+    SetPixelNoApply(x,y,z,c);
+    Apply();
+}
+
+void TSE::VolumeTexture3D::GetPixel(const int &x, const int &y, const int &z, Color &c) const
+{
+    
+    if(x >= Width() || x < 0 || y >= Height() || y < 0|| z >= Depth() || z < 0)
+    {
+        TSE_WARNING("trying to access pixel outside of texture.\n pixel: (" + std::to_string(x) + ";" + std::to_string(y) + ";" + std::to_string(z) + ")\nTexture size: (" + std::to_string(Width()) + ";" + std::to_string(Height()) + ";" + std::to_string(Depth()) );
+        return;
+    }
+    byte* pixel = getPixelPointer(x,y,z);
+    byte b = *pixel++;
+    byte g = *pixel++;
+    byte r = *pixel++;
+    byte a = *pixel++;
+    if(bpp() == 8)
+        c = Color(r,r,r);
+    else if(bpp() == 24)
+        c = Color(r,g,b,a);
+    else if(bpp() == 32)
+        c = Color(r,g,b);
+}
+
+void TSE::VolumeTexture3D::Fill(const Color &c)
+{
+    for (int x = 0; x < Width(); x++)
+    {
+        for (int y = 0; y < Height(); y++)
+        {
+            for (int z = 0; z < Depth(); z++)
+            {
+                SetPixelNoApply(x,y,z,c);
+            }
+        }
+    }
+    Apply();
+}
+
+void TSE::VolumeTexture3D::SetPixelNoApply(const int &x, const int &y, const int &z, const Color &c)
+{
+    if(x >= Width() || x < 0 || y >= Height() || y < 0 || z >= Depth() || z < 0)
+    {
+        TSE_WARNING("trying to access pixel outside of texture.\n pixel: (" + std::to_string(x) + ";" + std::to_string(y) + ";" + std::to_string(z) + ")\nTexture size: (" + std::to_string(Width()) + ";" + std::to_string(Height()) + ";" + std::to_string(Depth()) );
+        return;
+    }
+
+    byte* pixel = getPixelPointer(x,y,z);
+    if(chanels == 4 && bpp() == 8)
+    {
+        byte r2bit = static_cast<byte>(c.r * 3.0f);
+        byte g2bit = static_cast<byte>(c.g * 3.0f);
+        byte b2bit = static_cast<byte>(c.b * 3.0f);
+        byte a2bit = static_cast<byte>(c.a * 3.0f);
+
+        byte result = (r2bit << 6) | (g2bit << 4) | (b2bit << 2) | a2bit;
+        *pixel++ = result;
+        return;
+    }
+    *pixel++ = c.B();
+    if(bpp() > 8)
+    {
+        *pixel++ = c.G();
+        *pixel++ = c.R();
+        if(bpp() > 24)
+            *pixel++ = c.A();
+    }
+}
+
+void TSE::VolumeTexture3D::AddPixelNoApply(const int &x, const int &y, const int &z, const Color &c)
+{
+    if(x >= Width() || x < 0 ||y >= Height() || y < 0 || z >= Depth() || z < 0)
+    {
+        TSE_WARNING("trying to access pixel outside of texture.\n pixel: (" + std::to_string(x) + ";" + std::to_string(y) + ";" + std::to_string(z) + ")\nTexture size: (" + std::to_string(Width()) + ";" + std::to_string(Height()) + ";" + std::to_string(Depth()) );
+        return;
+    }
+
+    byte* pixel = getPixelPointer(x,y,z);
+    if(chanels == 4 && bpp() == 8) //TODO add propper adding, becouse currently is only setting
+    {
+        byte r2bit = static_cast<byte>(c.r * 3.0f);
+        byte g2bit = static_cast<byte>(c.g * 3.0f);
+        byte b2bit = static_cast<byte>(c.b * 3.0f);
+        byte a2bit = static_cast<byte>(c.a * 3.0f);
+
+        byte result = (r2bit << 6) | (g2bit << 4) | (b2bit << 2) | a2bit;
+        *pixel++ = result;
+        return;
+    }
+    Color bc(pixel[2], pixel[1], pixel[0], pixel[3]);
+
+    bc = c + bc;
+
+    *pixel++ = bc.B();
+    if(bpp() > 8)
+    {
+        *pixel++ = bc.G();
+        *pixel++ = bc.R();
+        if(bpp() > 24)
+            *pixel++ = bc.A();
+    }
+}
+
+void TSE::VolumeTexture3D::Recreate(const int &x, const int &y, const int &z, const int &bpp, const int &chanels)
+{
+    if(bmp != nullptr)
+    {
+        for(int i = 0; i < Depth(); i++)
+        {
+            if(bmp[i] != nullptr)
+            {
+                FreeImage_Unload(bmp[i]);
+                bmp[i] = nullptr;
+            }
+        }
+        delete [] bmp;
+        delete [] imagePtr;
+    }
+    if(TextureID != 0)
+    {
+        PlatformDestroy();
+        TextureID = 0;
+    }
+    this->chanels = chanels;
+    Bpp = bpp;
+    Size = Vector3(x, y, z);
+    bmp = new FIBITMAP*[z];
+    imagePtr = new byte*[z];
+
+    for(int i = 0; i < Depth(); i++)
+    {
+        bmp[i] = FreeImage_Allocate(x, y, bpp);
+        imagePtr[i] = FreeImage_GetBits(bmp[i]);
+    }
+
+    regist();
+}
+
+void TSE::VolumeTexture3D::SavePNG(const std::string &path) const
+{
+    //TODO: implement save all images as PNG in the given path, if the given path is inaccaseable, or not a folder, ust TSE_WARNING with an apropriate message
+}
+
+TSE::byte *TSE::VolumeTexture3D::getPixelPointer(const int &x, const int &y, const int &z) const
+{
+    int alphaoffset = y * 2;
+    if(bpp() > 24)
+        alphaoffset = 0;
+    int offset = ((y * Width() + x) * (bpp() / 8) + alphaoffset);
+    return imagePtr[z] + offset;
+}
+
+void TSE::VolumeTexture3D::bind() const
+{
+    helper->Bind3D(this);
+}
+
+void TSE::VolumeTexture3D::unbind() const
+{
+    helper->UnBind3D(this);
+}
+
+void TSE::VolumeTexture3D::Apply()
+{
+    helper->Apply3D(this);
+}
+
+void TSE::VolumeTexture3D::regist()
+{
+    helper->Regist3D(this);
+}
+
+void TSE::VolumeTexture3D::PlatformDestroy()
+{
+    helper->PlatromDestroy3D(this);
+}

TSE_Core/src/elements/VolumeTexture3D.hpp

@@ -0,0 +1,61 @@
+#pragma once
+
+#include "interfaces/ITexture.hpp"
+#include "Types.hpp"
+#include "Vector3.hpp"
+#include "Color.hpp"
+#include "interfaces/ITextureHelper.hpp"
+
+#define FREEIMAGE_LIB
+#include "FI/FreeImage.h"
+
+namespace TSE
+{
+    class VolumeTexture3D : public ITexture
+    {
+    protected:
+        uint TextureID = 0;
+        Vector3 Size;
+        uint Bpp;
+        byte chanels = 0;
+        FIBITMAP** bmp = nullptr;
+        byte** imagePtr = nullptr;
+
+    public:
+        string name = "Unnamed";
+    
+        VolumeTexture3D(const string& path);
+        VolumeTexture3D(const int& width, const int& height, const int& depth, int bpp = 32);
+        VolumeTexture3D(const Vector3& size, int bpp = 32);
+        ~VolumeTexture3D();
+
+        uint bpp() const;
+        Vector2 size() const override;
+        float Width() const override;
+        float Height() const override;
+        float Depth() const;
+        byte Chanels() const;
+        byte* GetImagePtr(const int depth) const;
+        void SetPixel(const Vector3& pos, const Color& c);
+        void GetPixel(const Vector3& pos, Color& c) const;
+        void SetPixelNoApply(const Vector3& pos, const Color& c);
+        void SetChanels(const byte& ch);
+        uint GetTextureId() const override;
+        void SetTextureId(uint id);
+        void SetPixel(const int& x, const int& y, const int& z, const Color& c);
+        void GetPixel(const int& x, const int& y, const int& z, Color& c) const;
+        void Fill(const Color& c);
+        void SetPixelNoApply(const int& x, const int& y, const int& z, const Color& c);
+        void AddPixelNoApply(const int& x, const int& y, const int& z, const Color& c);
+        void Recreate(const int& x, const int& y, const int& z, const int& bpp, const int& chanels);
+        void SavePNG(const std::string& path) const;
+        byte* getPixelPointer(const int& x, const int& y, const int& z) const;
+        
+        void bind() const;
+        void unbind() const;
+        void Apply();
+        void regist();
+        void PlatformDestroy();
+    };
+    
+} // namespace TSE

TSE_Core/src/enums/InputEnums.hpp

@@ -19,6 +19,7 @@ namespace TSE
 
     enum Modifier
     {
+        None = 0x0000,
         ShiftMod = 0x0001,
         ControlMod = 0x0002,
         AltMod = 0x0004,

TSE_Core/src/enums/SortingOrder.hpp

@@ -0,0 +1,12 @@
+#pragma once
+
+namespace TSE
+{
+    enum SortingOrder
+    {
+        TopRight,
+        TopLeft,
+        BottomRight,
+        BottomLeft,
+    };
+}

TSE_Core/src/interfaces/IIdentifyable.hpp

@@ -0,0 +1,13 @@
+#pragma once
+#include "uuid.h"
+
+namespace TSE
+{
+    class IIdentifyable
+    {
+    protected:
+        uuids::uuid ID;
+    public:
+        inline const uuids::uuid& GetID() { return ID;};
+    };
+} // namespace TSE

TSE_Core/src/interfaces/IObservable.hpp

@@ -0,0 +1,35 @@
+#pragma once
+
+#include "IObserver.hpp"
+#include <vector>
+#include <algorithm>
+
+namespace TSE
+{
+    class IObservable
+    {
+    private:
+        std::vector<IObserver*> objectsToNotify;
+
+    public:
+        inline void Observe(IObserver* observer)
+        {
+            objectsToNotify.push_back(observer);
+        };
+        inline void StopObserve(IObserver* observer)
+        {
+            auto it = std::find(objectsToNotify.begin(), objectsToNotify.end(), observer);
+            if(it != objectsToNotify.end())
+                objectsToNotify.erase(it);
+        };
+
+    protected:
+        inline void TriggerObserver(void* data)
+        {
+            for (auto &&observer : objectsToNotify)
+            {
+                observer->OnObserved(data);
+            }
+        };
+    };
+} // namespace TSE

TSE_Core/src/interfaces/IObserver.hpp

@@ -0,0 +1,10 @@
+#pragma once
+
+namespace TSE
+{
+    class IObserver
+    {
+    public:
+        virtual void OnObserved(void* data) = 0;
+    };
+} // namespace TSE

TSE_Core/src/interfaces/IRenderTexture.hpp

@@ -13,11 +13,12 @@ namespace TSE
     public:
         inline static IRenderTextureCreator* factory = nullptr;
         virtual void SetSize(Vector2 v) = 0;
+        virtual uint GetTextureId(uint id) const = 0;
     };
 
     class IRenderTextureCreator
     {
     public:
-        virtual IRenderTexture* CreateTextureHeap(Vector2 v) = 0;
+        virtual IRenderTexture* CreateTextureHeap(Vector2 v, uint textureCount = 1) = 0;
     };
 } // namespace TSE

TSE_Core/src/interfaces/IRenderer.hpp

@@ -7,11 +7,13 @@
 namespace TSE
 {
     class Camera;
+    class RenderPipeline;
 
     class IRenderer
     {
         public:
 
+        inline static TSE::RenderPipeline* pipeline = nullptr;
         static std::vector<Camera*> camerasToRenderWith;
 
         virtual void End() = 0;

TSE_Core/src/interfaces/IResizable.hpp

@@ -2,6 +2,7 @@
 
 #include <list>
 #include "IResizeNotifiable.hpp"
+#include "Vector2.hpp"
 
 namespace TSE
 {
@@ -15,5 +16,9 @@ namespace TSE
         public:
         void AddResizeNotifiable(IResizeNotifiable* obj);
         void RemoveResizeNotifiable(IResizeNotifiable* obj);
+        inline Vector2 GetRawIResizableSize()
+        {
+            return Vector2(width, height);
+        };
     };
 } // namespace TSE

TSE_Core/src/interfaces/ITexture.hpp

@@ -1,12 +1,15 @@
 #pragma once
 
 #include "Vector2.hpp"
+#include "interfaces/ITextureHelper.hpp"
 
 namespace TSE
 {
     class ITexture
     {
     public:
+        inline static ITextureHelper* helper = nullptr;
+        
         virtual ~ITexture() = default;
         virtual Vector2 size() const = 0;
         virtual float Width() const = 0;

TSE_Core/src/interfaces/ITextureHelper.hpp

@@ -3,6 +3,7 @@
 namespace TSE
 {
     class Texture;
+    class VolumeTexture3D;
 
     class ITextureHelper
     {
@@ -12,5 +13,11 @@ namespace TSE
         virtual void Apply(Texture* tex) = 0;
         virtual void Regist(Texture* tex) = 0;
         virtual void PlatromDestroy(Texture* tex) = 0;
+
+        virtual void Bind3D(const VolumeTexture3D* tex) = 0;
+        virtual void UnBind3D(const VolumeTexture3D* tex) = 0;
+        virtual void Apply3D(VolumeTexture3D* tex) = 0;
+        virtual void Regist3D(VolumeTexture3D* tex) = 0;
+        virtual void PlatromDestroy3D(VolumeTexture3D* tex) = 0;
     };
 } // namespace TSE

TSE_Core/src/interfaces/IWindow.cpp

@@ -5,6 +5,10 @@
 #include "version.h"
 #include "IInputManager.hpp"
 #include "elements/AudioEngine.hpp"
+#include "IdGenerator.hpp"
+
+#define FREEIMAGE_LIB
+#include "FI/FreeImage.h"
 
 TSE::IWindow* TSE::IWindow::lastWindow = nullptr;
 
@@ -14,6 +18,7 @@ bool TSE::IWindow::BaseInit() const
     Debug::Init();
     Debug::Log("TSE:" + TSE_VERSION_STRING);
     AudioEngine::Init();
+    FreeImage_Initialise(true);
     return true;
 }
 
@@ -29,6 +34,7 @@ TSE::Vector2 TSE::IWindow::GetSize() const
 
 TSE::IWindow::~IWindow()
 {
+    FreeImage_DeInitialise();
     AudioEngine::Destroy();
     IInputManager::instance()->Delete();
     Time::Destroy();

TSE_Core/src/interfaces/IWindow.hpp

@@ -18,6 +18,7 @@ namespace TSE
         virtual void Clear() const = 0;
         virtual void ClearDepthBuffer() const = 0;
         virtual bool ShouldClose() const = 0;
+        virtual void DoneSetup() = 0;
 
         bool BaseInit() const;
         void BaseUpdate() const;

TSE_Editor/src/EditorSubsystem.cpp

@@ -3,11 +3,14 @@
 #include "BehaviourScriptRegistry.hpp"
 #include "BehaviourScripts/AudioListener.hpp"
 #include "BehaviourScripts/AudioSource.hpp"
+#include "BehaviourScripts/TileMap.hpp"
+#include "BehaviourScripts/OrdererSpriteSet.hpp"
+#include "BehaviourScripts/PhysicsObject.hpp"
 #include "BehaviourScripts/basicEditorCamera.hpp"
 
 TSE::EDITOR::EditorSubsystem::EditorSubsystem() : sv(nullptr), editorLayer("")
 {
-    rt = IRenderTexture::factory->CreateTextureHeap({100,100});
+    rt = IRenderTexture::factory->CreateTextureHeap({100,100}, 5);
     sv = SceneView(rt);
 
     controller.AddGuiElement("Scene", &sv);
@@ -26,6 +29,9 @@ TSE::EDITOR::EditorSubsystem::EditorSubsystem() : sv(nullptr), editorLayer("")
     BehaviourScriptRegistry::RegisterBehaviourScript("Camera", []() -> BehaviourScript* {return new Camera();});
     BehaviourScriptRegistry::RegisterBehaviourScript("Audio Listener", []() -> BehaviourScript* {return new AudioListener();});
     BehaviourScriptRegistry::RegisterBehaviourScript("Audio Source", []() -> BehaviourScript* {return new AudioSource();});
+    BehaviourScriptRegistry::RegisterBehaviourScript("Tile Map", []() -> BehaviourScript* {return new TileMap();});
+    BehaviourScriptRegistry::RegisterBehaviourScript("Orderer Sprite Set", []() -> BehaviourScript* {return new OrdererSpriteSet();});
+    BehaviourScriptRegistry::RegisterBehaviourScript("Physics Object", []() -> BehaviourScript* { return new PhysicsObject(BodyType::Dynamic, ColliderShape::Box, 1.0f, 0.3f, Vector3(1, 1, 0)); });
 
     #pragma region camerastuff
 
@@ -40,6 +46,7 @@ TSE::EDITOR::EditorSubsystem::EditorSubsystem() : sv(nullptr), editorLayer("")
 
     editorLayer = Layer(".editor");
     editorLayer.AddTransformable(editorCamera);
+    editorLayer.SetNonVisual(true);
 
     #pragma endregion
 }

TSE_Editor/src/UI/ElementDrawer.cpp

@@ -2,6 +2,7 @@
 #include "BehaviourScriptRegistry.hpp"
 #include "elements/ShaderRegistry.hpp"
 #include "BehaviourScripts/Camera.hpp"
+#include "windows/HirearchieView.hpp"
 #include <algorithm>
 
 namespace TSE::EDITOR
@@ -64,7 +65,7 @@ namespace TSE::EDITOR
 
             // Suchfeld mit X Button
             ImGui::PushItemWidth(-style.FramePadding.x * 4 - 24); // Platz für Clear Button
-            ImGui::InputTextWithHint("##SearchField", "Suchfeld", searchBuffer, IM_ARRAYSIZE(searchBuffer));
+            ImGui::InputTextWithHint("##SearchField", "Search", searchBuffer, IM_ARRAYSIZE(searchBuffer));
             ImGui::PopItemWidth();
 
             ImGui::SameLine();
@@ -203,6 +204,14 @@ namespace TSE::EDITOR
             {
                 Draw((ParticleSystem*)element, debug);
             }
+            else if (name == "Tile Map")
+            {
+                Draw((TileMap*)element, debug);
+            }
+            else if (name == "Orderer Sprite Set")
+            {
+                Draw((OrdererSpriteSet*)element, debug);
+            }
             else
             {
                 element->CustomDraw(debug);
@@ -435,6 +444,14 @@ namespace TSE::EDITOR
                     Texture* value = element->GetValue<Texture*>(name);
                     Draw(value, debug, name , true);
                 }
+                if (type == typeid(uint).name())
+                {
+                    int value = element->GetValue<uint>(name);
+                    if(ImGui::InputInt(name.c_str(), &value))
+                    {
+                        element->SetValue(name, value);
+                    }
+                }
                 else
                 {
                     ImGui::TextDisabled(("Not Implemented: " + type).c_str());
@@ -600,6 +617,56 @@ namespace TSE::EDITOR
         if (ImGui::DragFloat("Field of View (deg)", &fov, 0.1f))
             element->SetFov(fov);
         if (!isPerspective) ImGui::EndDisabled();
+
+        Scene* curScene = HirearchieView::currentScene;
+        ImGui::SeparatorText("Layers To Render");
+        if (curScene == nullptr)
+        {
+            ImGui::TextDisabled("No active scene available.");
+            return;
+        }
+
+        if (ImGui::BeginChild("LayersToRender", ImVec2(0, 170), ImGuiChildFlags_Borders))
+        {
+            const int layerCount = curScene->GetLayerCount();
+            if (layerCount <= 0)
+            {
+                ImGui::TextDisabled("Scene has no layers.");
+            }
+            else
+            {
+                for (int i = 0; i < layerCount; i++)
+                {
+                    Layer* layer = curScene->GetLayerAt(i);
+                    if (layer == nullptr) continue;
+                    if (!layer->IsVisual()) continue;
+
+                    const uuids::uuid& layerID = layer->GetID();
+                    auto it = std::find(element->layersNotToRender.begin(), element->layersNotToRender.end(), layerID);
+                    bool shouldRenderLayer = (it == element->layersNotToRender.end());
+
+                    const std::string checkBoxLabel = layer->GetName() + "##layer_to_render_" + std::to_string(i);
+                    if (ImGui::Checkbox(checkBoxLabel.c_str(), &shouldRenderLayer))
+                    {
+                        if (shouldRenderLayer)
+                        {
+                            auto removeIt = std::find(element->layersNotToRender.begin(), element->layersNotToRender.end(), layerID);
+                            if (removeIt != element->layersNotToRender.end())
+                            {
+                                element->layersNotToRender.erase(removeIt);
+                            }
+                        }
+                        else if (it == element->layersNotToRender.end())
+                        {
+                            element->layersNotToRender.push_back(layerID);
+                        }
+                    }
+                }
+            }
+        }
+        ImGui::EndChild();
+
+
     }
     void ElementDrawer::Draw(ParticleSystem *element, const bool &debug)
     {
@@ -813,6 +880,69 @@ namespace TSE::EDITOR
             ImGui::Unindent(20.0f);
         }
     }
+    void ElementDrawer::Draw(TileMap *element, const bool &debug)
+    {
+        int orderIndex = static_cast<int>(element->order);
+        const char* orderItems[] = { "TopRight", "TopLeft", "BottomRight", "BottomLeft" };
+        if (ImGui::Combo("Order", &orderIndex, orderItems, IM_ARRAYSIZE(orderItems)))
+        {
+            element->order = static_cast<SortingOrder>(orderIndex);
+            for (auto& [_, chunk] : element->chunks)
+            {
+                chunk.SetOrdering(element->order);
+            }
+            element->DirtyAll();
+        }
+
+        ImGui::BeginDisabled();
+        ImGui::DragInt("Chunk Size", &element->chunkSize, 1.0f);
+        ImGui::EndDisabled();
+
+        Vector2 nextLine = element->GetNextLineOffset();
+        if (ImGui::DragFloat2("Next Line Offset", &nextLine.x, 0.01f))
+        {
+            element->SetNextLineOffset(nextLine);
+        }
+
+        ImGui::DragFloat2("Sprite Scale", &element->SpriteScale.x, 0.01f);
+
+        if (debug)
+        {
+            Rect bounds = element->GetBounds();
+            ImGui::Separator();
+            ImGui::TextDisabled("Bounds");
+            ImGui::BeginDisabled();
+            ImGui::InputFloat2("Min", &bounds.p1.x);
+            ImGui::InputFloat2("Max", &bounds.p2.x);
+            ImGui::EndDisabled();
+
+            ImGui::TextDisabled(("Chunk Count: " + std::to_string(element->GetChunkCount())).c_str());
+        }
+    }
+    void ElementDrawer::Draw(OrdererSpriteSet *element, const bool &debug)
+    {
+        int orderIndex = static_cast<int>(element->order);
+        const char* orderItems[] = { "TopRight", "TopLeft", "BottomRight", "BottomLeft" };
+        if (ImGui::Combo("Order", &orderIndex, orderItems, IM_ARRAYSIZE(orderItems)))
+        {
+            element->order = static_cast<SortingOrder>(orderIndex);
+            for (auto& [_, chunk] : element->chunks)
+            {
+                chunk.SetOrdering(element->order);
+            }
+            element->DirtyAll();
+        }
+
+        ImGui::BeginDisabled();
+        ImGui::DragInt("Chunk Size", &element->chunkSize, 1.0f);
+        ImGui::EndDisabled();
+
+        if (debug)
+        {
+            ImGui::Separator();
+            ImGui::TextDisabled(("Chunk Count: " + std::to_string(element->GetChunkCount())).c_str());
+        }
+    }
     void ElementDrawer::DrawAudioClipCompact(AudioClip *element, const bool &debug, const std::string &label)
     {
         float item_spacing = ImGui::GetStyle().ItemSpacing.x;

TSE_Editor/src/UI/ElementDrawer.hpp

@@ -13,6 +13,8 @@
 #include "BehaviourScripts/ParticleSystem.hpp"
 #include "BehaviourScripts/AudioListener.hpp"
 #include "BehaviourScripts/AudioSource.hpp"
+#include "BehaviourScripts/TileMap.hpp"
+#include "BehaviourScripts/OrdererSpriteSet.hpp"
 
 namespace TSE::EDITOR
 {
@@ -79,6 +81,8 @@ namespace TSE::EDITOR
         static void Draw(AudioClip* element, const bool& debug, const std::string& label = "", const bool small = false);
         static void Draw(Camera* element, const bool& debug);
         static void Draw(ParticleSystem* element, const bool& debug);
+        static void Draw(TileMap* element, const bool& debug);
+        static void Draw(OrdererSpriteSet* element, const bool& debug);
 
         static void DrawAudioClipCompact(AudioClip* element, const bool& debug, const std::string& label);
         static void DrawAudioClipNormal(AudioClip* element, const bool& debug, const std::string& label);

TSE_Editor/src/UI/windows/CameraView.cpp

@@ -19,7 +19,7 @@ void TSE::EDITOR::CameraView::Define()
     ImGuiWindowFlags flags2 = ImGuiWindowFlags_NoScrollWithMouse | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoScrollbar;
     if(ImGui::BeginChild("##CameraChild", {0,0}, ImGuiChildFlags_None, flags2))
     {
-        ImGui::Image(fb->GetTextureId(), {fb->Width(), fb->Height()},{0,1}, {1,0});
+        ImGui::Image(fb->GetTextureId(0), {fb->Width(), fb->Height()},{0,1}, {1,0});
         auto vec2 = ImGui::GetWindowSize();
         if(fb->Width() != vec2.x || fb->Height() != vec2.y)
         {

TSE_Editor/src/UI/windows/HirearchieView.hpp

@@ -17,7 +17,6 @@ namespace TSE::EDITOR
             RenamingTransformable = 3,
             RenamingScene = 4
         };
-        Scene* currentScene;
         uuids::uuid selected = uuids::uuid();
         
         bool openPopUpNamingLayer = false;
@@ -29,6 +28,7 @@ namespace TSE::EDITOR
         Layer* tmpHolder2 = nullptr;
         
     public:
+        inline static Scene* currentScene = nullptr;
         HirearchieView(Scene* s);
         void SetScene(Scene* s);
         void Define() override;

TSE_Editor/src/UI/windows/SceneView.cpp

@@ -5,25 +5,37 @@ TSE::EDITOR::SceneView::SceneView(TSE::IRenderTexture *frameBuffer) : GuiWindow(
     fb = frameBuffer;
 }
 
+int selected = 0;
+
 void TSE::EDITOR::SceneView::Define()
 {
     ImGuiWindowFlags flags2 = ImGuiWindowFlags_NoScrollWithMouse | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoScrollbar;
     if(ImGui::BeginChild("##SceneChild", {0,0}, ImGuiChildFlags_None, flags2))
     {
-        ImGui::Image(fb->GetTextureId(), {fb->Width(), fb->Height()},{0,1}, {1,0});
+        ImGui::Image(fb->GetTextureId(selected), {fb->Width(), fb->Height()},{0,1}, {1,0});
         auto vec2 = ImGui::GetWindowSize();
         if(fb->Width() != vec2.x || fb->Height() != vec2.y)
         {
             fb->SetSize({vec2.x, vec2.y});
         }
-        if(ImGui::IsWindowFocused())
+
-        {
+
-            IsHovered = true;
+        static const char* items[] = {
-        }
+            "0","1","2","3","4","5","6","7","8","9","10","11","12","13","14","15",
-        else
+            "16","17","18","19","20","21","22","23","24","25","26","27","28","29","30","31"
-        {
+        };
-            IsHovered = false;
+
-        }
+        ImGui::SetCursorPos(ImVec2(6.0f, 6.0f));
+
+        ImGui::PushStyleColor(ImGuiCol_FrameBg, ImVec4(0,0,0,0.6f));
+        ImGui::PushStyleColor(ImGuiCol_PopupBg, ImVec4(0,0,0,0.9f));
+
+        ImGui::SetNextItemWidth(80.0f);
+        ImGui::Combo("##SceneDropdown", &selected, items, IM_ARRAYSIZE(items));
+
+        ImGui::PopStyleColor(2);
+
+        IsHovered = ImGui::IsWindowFocused();
     }
     ImGui::EndChild();
 }

TSE_GlfwImpl/src/WindowGlfw.cpp

@@ -149,3 +149,13 @@ bool TSE::GLFW::WindowGlfw::ShouldClose() const
 {
     return glfwWindowShouldClose(window);
 }
+
+void TSE::GLFW::WindowGlfw::DoneSetup()
+{
+    renderingBackend->onResize(width, height);
+
+    for (auto const& i : objectsToResize)
+    {
+        i->OnResize(width, height, this);
+    }
+}

TSE_GlfwImpl/src/WindowGlfw.hpp

@@ -7,7 +7,6 @@
 #include "enums/WindowType.hpp"
 #include "Color.hpp"
 
-
 namespace TSE::GLFW
 {
     class WindowGlfw : public IWindow
@@ -36,5 +35,6 @@ namespace TSE::GLFW
         bool ShouldClose() const override;
         inline void Bind() override { };
         inline void Unbind() override { };
+        void DoneSetup() override;
     };
 } // namespace TSE::GLFW

TSE_GlfwImpl/src/WindowManager.hpp

@@ -0,0 +1,3 @@
+#pragma once
+
+#define TSE_GLFW

TSE_GlfwOpenGlImpl/src/RenderTexture.cpp

@@ -1,54 +0,0 @@
-#include "RenderTexture.hpp"
-
-TSE::GLFW::RenderTexture::RenderTexture(Vector2 v) : buffer(v)
-{
-    buffer.AddResizeNotifiable(this);
-}
-
-TSE::Vector2 TSE::GLFW::RenderTexture::size() const
-{
-    return buffer.GetSize();
-}
-
-void TSE::GLFW::RenderTexture::SetSize(Vector2 v)
-{
-    buffer.Resize(v);
-}
-
-float TSE::GLFW::RenderTexture::Width() const
-{
-    return buffer.GetSize().x;
-}
-
-float TSE::GLFW::RenderTexture::Height() const
-{
-    return buffer.GetSize().y;
-}
-
-TSE::uint TSE::GLFW::RenderTexture::GetTextureId() const
-{
-    return buffer.GetTextureId();
-}
-
-void TSE::GLFW::RenderTexture::Update()
-{
-    buffer.Update();
-}
-
-void TSE::GLFW::RenderTexture::Bind()
-{
-    buffer.Bind();
-}
-
-void TSE::GLFW::RenderTexture::Unbind()
-{
-    buffer.Unbind();
-}
-
-void TSE::GLFW::RenderTexture::OnResize(float width, float height, IResizable *wnd)
-{
-    for (auto const& i : objectsToResize)
-    {
-        i->OnResize(width, height, this);
-    }
-}

TSE_GlfwOpenGlImpl/src/TextureHelperOpenGL.cpp

@@ -1,61 +0,0 @@
-#include "GL/gl3w.h"
-#include "GL/gl.h"
-#include "TextureHelperOpenGL.hpp"
-
-void TSE::GLFW::TextureHelperOpenGL::Bind(const Texture *tex)
-{
-    glBindTexture(GL_TEXTURE_2D, tex->GetTextureId());
-}
-
-void TSE::GLFW::TextureHelperOpenGL::UnBind(const Texture *tex)
-{
-    glBindTexture(GL_TEXTURE_2D, 0);
-}
-
-void TSE::GLFW::TextureHelperOpenGL::Apply(Texture *tex)
-{
-    glBindTexture(GL_TEXTURE_2D, tex->GetTextureId());
-        if(tex->Chanels() == 1)
-        {
-            if (tex->bpp() == 8)
-                glTexImage2D(GL_TEXTURE_2D, 0,GL_RGBA, tex->Width(), tex->Height(), 0, GL_RED, GL_UNSIGNED_BYTE, tex->GetImagePtr());
-        }
-        if(tex->Chanels() == 3)
-        {
-            if(tex->bpp() == 24)
-                glTexImage2D(GL_TEXTURE_2D, 0,GL_RGBA, tex->Width(), tex->Height(), 0, GL_BGR, GL_UNSIGNED_BYTE, tex->GetImagePtr());
-        }
-        else if(tex->Chanels() == 4)
-        {
-            if(tex->bpp() == 32)
-                glTexImage2D(GL_TEXTURE_2D, 0,GL_RGBA, tex->Width(), tex->Height(), 0, GL_BGRA, GL_UNSIGNED_BYTE, tex->GetImagePtr());
-            if (tex->bpp() == 8) //need to decode it with bitwise operations in shader
-                glTexImage2D(GL_TEXTURE_2D, 0,GL_RGBA, tex->Width(), tex->Height(), 0, GL_RED, GL_UNSIGNED_BYTE, tex->GetImagePtr());
-        }
-
-        glGenerateMipmap(GL_TEXTURE_2D);
-
-        glBindTexture(GL_TEXTURE_2D, 0);
-}
-
-void TSE::GLFW::TextureHelperOpenGL::Regist(Texture *tex)
-{
-    uint TextureID;
-
-    glGenTextures(1, &TextureID);
-    glBindTexture(GL_TEXTURE_2D, TextureID);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-    
-    tex->SetTextureId(TextureID);
-
-    tex->Apply();
-}
-
-void TSE::GLFW::TextureHelperOpenGL::PlatromDestroy(Texture *tex)
-{
-    uint id = tex->GetTextureId();
-    glDeleteTextures(1, &id);
-}

TSE_GlfwOpenGlImpl/src/buffer/FrameBuffer.cpp

@@ -1,99 +0,0 @@
-#include "FrameBuffer.hpp"
-#include "Debug.hpp"
-
-TSE::GLFW::FrameBuffer::FrameBuffer(const Vector2 &size)
-{
-    width = size.x;
-    height = size.y;
-    CreateFBTexture();
-    for (auto const& i : objectsToResize)
-    {
-        i->OnResize(size.x, size.y, this);
-    }
-    Initialize();
-}
-
-void TSE::GLFW::FrameBuffer::Bind()
-{
-    glBindFramebuffer(GL_FRAMEBUFFER, bufferID);
-}
-
-void TSE::GLFW::FrameBuffer::Unbind()
-{
-    glBindFramebuffer(GL_FRAMEBUFFER, 0);
-}
-
-TSE::GLFW::FrameBuffer::~FrameBuffer()
-{
-    glDeleteFramebuffers(1,&bufferID);
-    glDeleteTextures(1, &textureID);
-    glDeleteRenderbuffers(1, &depthRboID);
-}
-
-void TSE::GLFW::FrameBuffer::Resize(Vector2 size)
-{
-    width = size.x;
-    height = size.y;
-    shouldResize = true;
-}
-
-void TSE::GLFW::FrameBuffer::Update()
-{
-    if (!shouldResize) return;
-    shouldResize = false;
-    CreateFBTexture();
-    for (auto const& i : objectsToResize)
-    {
-        i->OnResize(width, height, this);
-    }
-}
-
-TSE::uint TSE::GLFW::FrameBuffer::GetTextureId() const
-{
-    return textureID;
-}
-
-TSE::Vector2 TSE::GLFW::FrameBuffer::GetSize() const
-{
-    return {width, height};
-}
-
-void TSE::GLFW::FrameBuffer::Initialize()
-{
-    glGenFramebuffers(1, &bufferID);
-    Bind();
-    glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, textureID, 0);
-    glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, depthRboID);
-    
-    if(glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE)
-    {
-        TSE_ERROR("Failed to create OpenGL FBO.");
-        TSE_LOG(std::to_string(glGetError()));
-    }
-    Unbind();
-}
-
-void TSE::GLFW::FrameBuffer::LoadFBTexture()
-{
-    glBindTexture(GL_TEXTURE_2D, textureID);
-    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
-
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-
-    glBindRenderbuffer(GL_RENDERBUFFER, depthRboID);
-    glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT24, width, height);
-}
-
-void TSE::GLFW::FrameBuffer::CreateFBTexture()
-{
-    glViewport(0,0, width, height);
-    //resize
-    if(textureID == 0)
-        glGenTextures(1, &textureID);
-    if(depthRboID == 0)
-        glGenRenderbuffers(1, &depthRboID);
-    LoadFBTexture();
-}

TSE_Math/src/MathF.hpp

@@ -11,6 +11,9 @@ namespace TSE
     /// @brief the epsilon used as min float value for comparisons in the engine
     constexpr float TSE_EPSILON = 1e-6f;
 
+    /// @brief 32-bit golden ratio constant used for hash mixing
+    constexpr uint TSE_HASH_GOLDEN_RATIO_32 = 0x9e3779b9u;
+    
     /// @brief a simple degrees to radiant conversion function
     /// @param deg the degrees value
     /// @return the radiant value

TSE_Math/src/PerlinNoise.hpp

@@ -0,0 +1,659 @@
+//----------------------------------------------------------------------------------------
+//
+//	siv::PerlinNoise
+//	Perlin noise library for modern C++
+//
+//	Copyright (C) 2013-2021 Ryo Suzuki <reputeless@gmail.com>
+//
+//	Permission is hereby granted, free of charge, to any person obtaining a copy
+//	of this software and associated documentation files(the "Software"), to deal
+//	in the Software without restriction, including without limitation the rights
+//	to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
+//	copies of the Software, and to permit persons to whom the Software is
+//	furnished to do so, subject to the following conditions :
+//	
+//	The above copyright notice and this permission notice shall be included in
+//	all copies or substantial portions of the Software.
+//	
+//	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+//	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+//	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
+//	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+//	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+//	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+//	THE SOFTWARE.
+//
+//----------------------------------------------------------------------------------------
+
+# pragma once
+# include <cstdint>
+# include <algorithm>
+# include <array>
+# include <iterator>
+# include <numeric>
+# include <random>
+# include <type_traits>
+
+# if __has_include(<concepts>) && defined(__cpp_concepts)
+#	include <concepts>
+# endif
+
+
+// Library major version
+# define SIVPERLIN_VERSION_MAJOR			3
+
+// Library minor version
+# define SIVPERLIN_VERSION_MINOR			0
+
+// Library revision version
+# define SIVPERLIN_VERSION_REVISION			0
+
+// Library version
+# define SIVPERLIN_VERSION			((SIVPERLIN_VERSION_MAJOR * 100 * 100) + (SIVPERLIN_VERSION_MINOR * 100) + (SIVPERLIN_VERSION_REVISION))
+
+
+// [[nodiscard]] for constructors
+# if (201907L <= __has_cpp_attribute(nodiscard))
+#	define SIVPERLIN_NODISCARD_CXX20 [[nodiscard]]
+# else
+#	define SIVPERLIN_NODISCARD_CXX20
+# endif
+
+
+// std::uniform_random_bit_generator concept
+# if __cpp_lib_concepts
+#	define SIVPERLIN_CONCEPT_URBG  template <std::uniform_random_bit_generator URBG>
+#	define SIVPERLIN_CONCEPT_URBG_ template <std::uniform_random_bit_generator URBG>
+# else
+#	define SIVPERLIN_CONCEPT_URBG  template <class URBG, std::enable_if_t<std::conjunction_v<std::is_invocable<URBG&>, std::is_unsigned<std::invoke_result_t<URBG&>>>>* = nullptr>
+#	define SIVPERLIN_CONCEPT_URBG_ template <class URBG, std::enable_if_t<std::conjunction_v<std::is_invocable<URBG&>, std::is_unsigned<std::invoke_result_t<URBG&>>>>*>
+# endif
+
+
+// arbitrary value for increasing entropy
+# ifndef SIVPERLIN_DEFAULT_Y
+#	define SIVPERLIN_DEFAULT_Y (0.12345)
+# endif
+
+// arbitrary value for increasing entropy
+# ifndef SIVPERLIN_DEFAULT_Z
+#	define SIVPERLIN_DEFAULT_Z (0.34567)
+# endif
+
+
+namespace siv
+{
+	template <class Float>
+	class BasicPerlinNoise
+	{
+	public:
+
+		static_assert(std::is_floating_point_v<Float>);
+
+		///////////////////////////////////////
+		//
+		//	Typedefs
+		//
+
+		using state_type = std::array<std::uint8_t, 256>;
+
+		using value_type = Float;
+
+		using default_random_engine = std::mt19937;
+
+		using seed_type = typename default_random_engine::result_type;
+
+		///////////////////////////////////////
+		//
+		//	Constructors
+		//
+
+		SIVPERLIN_NODISCARD_CXX20
+		constexpr BasicPerlinNoise() noexcept;
+
+		SIVPERLIN_NODISCARD_CXX20
+		explicit BasicPerlinNoise(seed_type seed);
+
+		SIVPERLIN_CONCEPT_URBG
+		SIVPERLIN_NODISCARD_CXX20
+		explicit BasicPerlinNoise(URBG&& urbg);
+
+		///////////////////////////////////////
+		//
+		//	Reseed
+		//
+
+		void reseed(seed_type seed);
+
+		SIVPERLIN_CONCEPT_URBG
+		void reseed(URBG&& urbg);
+
+		///////////////////////////////////////
+		//
+		//	Serialization
+		//
+
+		[[nodiscard]]
+		constexpr const state_type& serialize() const noexcept;
+
+		constexpr void deserialize(const state_type& state) noexcept;
+
+		///////////////////////////////////////
+		//
+		//	Noise (The result is in the range [-1, 1])
+		//
+
+		[[nodiscard]]
+		value_type noise1D(value_type x) const noexcept;
+
+		[[nodiscard]]
+		value_type noise2D(value_type x, value_type y) const noexcept;
+
+		[[nodiscard]]
+		value_type noise3D(value_type x, value_type y, value_type z) const noexcept;
+
+		///////////////////////////////////////
+		//
+		//	Noise (The result is remapped to the range [0, 1])
+		//
+
+		[[nodiscard]]
+		value_type noise1D_01(value_type x) const noexcept;
+
+		[[nodiscard]]
+		value_type noise2D_01(value_type x, value_type y) const noexcept;
+
+		[[nodiscard]]
+		value_type noise3D_01(value_type x, value_type y, value_type z) const noexcept;
+
+		///////////////////////////////////////
+		//
+		//	Octave noise (The result can be out of the range [-1, 1])
+		//
+
+		[[nodiscard]]
+		value_type octave1D(value_type x, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		[[nodiscard]]
+		value_type octave2D(value_type x, value_type y, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		[[nodiscard]]
+		value_type octave3D(value_type x, value_type y, value_type z, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		///////////////////////////////////////
+		//
+		//	Octave noise (The result is clamped to the range [-1, 1])
+		//
+
+		[[nodiscard]]
+		value_type octave1D_11(value_type x, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		[[nodiscard]]
+		value_type octave2D_11(value_type x, value_type y, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		[[nodiscard]]
+		value_type octave3D_11(value_type x, value_type y, value_type z, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		///////////////////////////////////////
+		//
+		//	Octave noise (The result is clamped and remapped to the range [0, 1])
+		//
+
+		[[nodiscard]]
+		value_type octave1D_01(value_type x, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		[[nodiscard]]
+		value_type octave2D_01(value_type x, value_type y, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		[[nodiscard]]
+		value_type octave3D_01(value_type x, value_type y, value_type z, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		///////////////////////////////////////
+		//
+		//	Octave noise (The result is normalized to the range [-1, 1])
+		//
+
+		[[nodiscard]]
+		value_type normalizedOctave1D(value_type x, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		[[nodiscard]]
+		value_type normalizedOctave2D(value_type x, value_type y, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		[[nodiscard]]
+		value_type normalizedOctave3D(value_type x, value_type y, value_type z, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		///////////////////////////////////////
+		//
+		//	Octave noise (The result is normalized and remapped to the range [0, 1])
+		//
+
+		[[nodiscard]]
+		value_type normalizedOctave1D_01(value_type x, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		[[nodiscard]]
+		value_type normalizedOctave2D_01(value_type x, value_type y, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+		[[nodiscard]]
+		value_type normalizedOctave3D_01(value_type x, value_type y, value_type z, std::int32_t octaves, value_type persistence = value_type(0.5)) const noexcept;
+
+	private:
+
+		state_type m_permutation;
+	};
+
+	using PerlinNoise = BasicPerlinNoise<double>;
+
+	namespace perlin_detail
+	{
+		////////////////////////////////////////////////
+		//
+		//	These functions are provided for consistency.
+		//	You may get different results from std::shuffle() with different standard library implementations.
+		//
+		SIVPERLIN_CONCEPT_URBG
+		[[nodiscard]]
+		inline std::uint64_t Random(const std::uint64_t max, URBG&& urbg)
+		{
+			return (urbg() % (max + 1));
+		}
+
+		template <class RandomIt, class URBG>
+		inline void Shuffle(RandomIt first, RandomIt last, URBG&& urbg)
+		{
+			if (first == last)
+			{
+				return;
+			}
+
+			using difference_type = typename std::iterator_traits<RandomIt>::difference_type;
+
+			for (RandomIt it = first + 1; it < last; ++it)
+			{
+				const std::uint64_t n = static_cast<std::uint64_t>(it - first);
+				std::iter_swap(it, first + static_cast<difference_type>(Random(n, std::forward<URBG>(urbg))));
+			}
+		}
+		//
+		////////////////////////////////////////////////
+
+		template <class Float>
+		[[nodiscard]]
+		inline constexpr Float Fade(const Float t) noexcept
+		{
+			return t * t * t * (t * (t * 6 - 15) + 10);
+		}
+
+		template <class Float>
+		[[nodiscard]]
+		inline constexpr Float Lerp(const Float a, const Float b, const Float t) noexcept
+		{
+			return (a + (b - a) * t);
+		}
+
+		template <class Float>
+		[[nodiscard]]
+		inline constexpr Float Grad(const std::uint8_t hash, const Float x, const Float y, const Float z) noexcept
+		{
+			const std::uint8_t h = hash & 15;
+			const Float u = h < 8 ? x : y;
+			const Float v = h < 4 ? y : h == 12 || h == 14 ? x : z;
+			return ((h & 1) == 0 ? u : -u) + ((h & 2) == 0 ? v : -v);
+		}
+
+		template <class Float>
+		[[nodiscard]]
+		inline constexpr Float Remap_01(const Float x) noexcept
+		{
+			return (x * Float(0.5) + Float(0.5));
+		}
+
+		template <class Float>
+		[[nodiscard]]
+		inline constexpr Float Clamp_11(const Float x) noexcept
+		{
+			return std::clamp(x, Float(-1.0), Float(1.0));
+		}
+
+		template <class Float>
+		[[nodiscard]]
+		inline constexpr Float RemapClamp_01(const Float x) noexcept
+		{
+			if (x <= Float(-1.0))
+			{
+				return Float(0.0);
+			}
+			else if (Float(1.0) <= x)
+			{
+				return Float(1.0);
+			}
+
+			return (x * Float(0.5) + Float(0.5));
+		}
+
+		template <class Noise, class Float>
+		[[nodiscard]]
+		inline auto Octave1D(const Noise& noise, Float x, const std::int32_t octaves, const Float persistence) noexcept
+		{
+			using value_type = Float;
+			value_type result = 0;
+			value_type amplitude = 1;
+
+			for (std::int32_t i = 0; i < octaves; ++i)
+			{
+				result += (noise.noise1D(x) * amplitude);
+				x *= 2;
+				amplitude *= persistence;
+			}
+
+			return result;
+		}
+
+		template <class Noise, class Float>
+		[[nodiscard]]
+		inline auto Octave2D(const Noise& noise, Float x, Float y, const std::int32_t octaves, const Float persistence) noexcept
+		{
+			using value_type = Float;
+			value_type result = 0;
+			value_type amplitude = 1;
+
+			for (std::int32_t i = 0; i < octaves; ++i)
+			{
+				result += (noise.noise2D(x, y) * amplitude);
+				x *= 2;
+				y *= 2;
+				amplitude *= persistence;
+			}
+
+			return result;
+		}
+
+		template <class Noise, class Float>
+		[[nodiscard]]
+		inline auto Octave3D(const Noise& noise, Float x, Float y, Float z, const std::int32_t octaves, const Float persistence) noexcept
+		{
+			using value_type = Float;
+			value_type result = 0;
+			value_type amplitude = 1;
+
+			for (std::int32_t i = 0; i < octaves; ++i)
+			{
+				result += (noise.noise3D(x, y, z) * amplitude);
+				x *= 2;
+				y *= 2;
+				z *= 2;
+				amplitude *= persistence;
+			}
+
+			return result;
+		}
+
+		template <class Float>
+		[[nodiscard]]
+		inline constexpr Float MaxAmplitude(const std::int32_t octaves, const Float persistence) noexcept
+		{
+			using value_type = Float;
+			value_type result = 0;
+			value_type amplitude = 1;
+
+			for (std::int32_t i = 0; i < octaves; ++i)
+			{
+				result += amplitude;
+				amplitude *= persistence;
+			}
+
+			return result;
+		}
+	}
+
+	///////////////////////////////////////
+
+	template <class Float>
+	inline constexpr BasicPerlinNoise<Float>::BasicPerlinNoise() noexcept
+		: m_permutation{ 151,160,137,91,90,15,
+				131,13,201,95,96,53,194,233,7,225,140,36,103,30,69,142,8,99,37,240,21,10,23,
+				190, 6,148,247,120,234,75,0,26,197,62,94,252,219,203,117,35,11,32,57,177,33,
+				88,237,149,56,87,174,20,125,136,171,168, 68,175,74,165,71,134,139,48,27,166,
+				77,146,158,231,83,111,229,122,60,211,133,230,220,105,92,41,55,46,245,40,244,
+				102,143,54, 65,25,63,161, 1,216,80,73,209,76,132,187,208, 89,18,169,200,196,
+				135,130,116,188,159,86,164,100,109,198,173,186, 3,64,52,217,226,250,124,123,
+				5,202,38,147,118,126,255,82,85,212,207,206,59,227,47,16,58,17,182,189,28,42,
+				223,183,170,213,119,248,152, 2,44,154,163, 70,221,153,101,155,167, 43,172,9,
+				129,22,39,253, 19,98,108,110,79,113,224,232,178,185, 112,104,218,246,97,228,
+				251,34,242,193,238,210,144,12,191,179,162,241, 81,51,145,235,249,14,239,107,
+				49,192,214, 31,181,199,106,157,184, 84,204,176,115,121,50,45,127, 4,150,254,
+				138,236,205,93,222,114,67,29,24,72,243,141,128,195,78,66,215,61,156,180 } {}
+
+	template <class Float>
+	inline BasicPerlinNoise<Float>::BasicPerlinNoise(const seed_type seed)
+	{
+		reseed(seed);
+	}
+
+	template <class Float>
+	SIVPERLIN_CONCEPT_URBG_
+	inline BasicPerlinNoise<Float>::BasicPerlinNoise(URBG&& urbg)
+	{
+		reseed(std::forward<URBG>(urbg));
+	}
+
+	///////////////////////////////////////
+
+	template <class Float>
+	inline void BasicPerlinNoise<Float>::reseed(const seed_type seed)
+	{
+		reseed(default_random_engine{ seed });
+	}
+
+	template <class Float>
+	SIVPERLIN_CONCEPT_URBG_
+	inline void BasicPerlinNoise<Float>::reseed(URBG&& urbg)
+	{
+		std::iota(m_permutation.begin(), m_permutation.end(), uint8_t{ 0 });
+
+		perlin_detail::Shuffle(m_permutation.begin(), m_permutation.end(), std::forward<URBG>(urbg));
+	}
+
+	///////////////////////////////////////
+
+	template <class Float>
+	inline constexpr const typename BasicPerlinNoise<Float>::state_type& BasicPerlinNoise<Float>::serialize() const noexcept
+	{
+		return m_permutation;
+	}
+
+	template <class Float>
+	inline constexpr void BasicPerlinNoise<Float>::deserialize(const state_type& state) noexcept
+	{
+		m_permutation = state;
+	}
+
+	///////////////////////////////////////
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::noise1D(const value_type x) const noexcept
+	{
+		return noise3D(x,
+			static_cast<value_type>(SIVPERLIN_DEFAULT_Y),
+			static_cast<value_type>(SIVPERLIN_DEFAULT_Z));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::noise2D(const value_type x, const value_type y) const noexcept
+	{
+		return noise3D(x,
+			y,
+			static_cast<value_type>(SIVPERLIN_DEFAULT_Z));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::noise3D(const value_type x, const value_type y, const value_type z) const noexcept
+	{
+		const value_type _x = std::floor(x);
+		const value_type _y = std::floor(y);
+		const value_type _z = std::floor(z);
+
+		const std::int32_t ix = static_cast<std::int32_t>(_x) & 255;
+		const std::int32_t iy = static_cast<std::int32_t>(_y) & 255;
+		const std::int32_t iz = static_cast<std::int32_t>(_z) & 255;
+
+		const value_type fx = (x - _x);
+		const value_type fy = (y - _y);
+		const value_type fz = (z - _z);
+
+		const value_type u = perlin_detail::Fade(fx);
+		const value_type v = perlin_detail::Fade(fy);
+		const value_type w = perlin_detail::Fade(fz);
+
+		const std::uint8_t A = (m_permutation[ix & 255] + iy) & 255;
+		const std::uint8_t B = (m_permutation[(ix + 1) & 255] + iy) & 255;
+
+		const std::uint8_t AA = (m_permutation[A] + iz) & 255;
+		const std::uint8_t AB = (m_permutation[(A + 1) & 255] + iz) & 255;
+
+		const std::uint8_t BA = (m_permutation[B] + iz) & 255;
+		const std::uint8_t BB = (m_permutation[(B + 1) & 255] + iz) & 255;
+
+		const value_type p0 = perlin_detail::Grad(m_permutation[AA], fx, fy, fz);
+		const value_type p1 = perlin_detail::Grad(m_permutation[BA], fx - 1, fy, fz);
+		const value_type p2 = perlin_detail::Grad(m_permutation[AB], fx, fy - 1, fz);
+		const value_type p3 = perlin_detail::Grad(m_permutation[BB], fx - 1, fy - 1, fz);
+		const value_type p4 = perlin_detail::Grad(m_permutation[(AA + 1) & 255], fx, fy, fz - 1);
+		const value_type p5 = perlin_detail::Grad(m_permutation[(BA + 1) & 255], fx - 1, fy, fz - 1);
+		const value_type p6 = perlin_detail::Grad(m_permutation[(AB + 1) & 255], fx, fy - 1, fz - 1);
+		const value_type p7 = perlin_detail::Grad(m_permutation[(BB + 1) & 255], fx - 1, fy - 1, fz - 1);
+
+		const value_type q0 = perlin_detail::Lerp(p0, p1, u);
+		const value_type q1 = perlin_detail::Lerp(p2, p3, u);
+		const value_type q2 = perlin_detail::Lerp(p4, p5, u);
+		const value_type q3 = perlin_detail::Lerp(p6, p7, u);
+
+		const value_type r0 = perlin_detail::Lerp(q0, q1, v);
+		const value_type r1 = perlin_detail::Lerp(q2, q3, v);
+
+		return perlin_detail::Lerp(r0, r1, w);
+	}
+
+	///////////////////////////////////////
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::noise1D_01(const value_type x) const noexcept
+	{
+		return perlin_detail::Remap_01(noise1D(x));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::noise2D_01(const value_type x, const value_type y) const noexcept
+	{
+		return perlin_detail::Remap_01(noise2D(x, y));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::noise3D_01(const value_type x, const value_type y, const value_type z) const noexcept
+	{
+		return perlin_detail::Remap_01(noise3D(x, y, z));
+	}
+
+	///////////////////////////////////////
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::octave1D(const value_type x, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::Octave1D(*this, x, octaves, persistence);
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::octave2D(const value_type x, const value_type y, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::Octave2D(*this, x, y, octaves, persistence);
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::octave3D(const value_type x, const value_type y, const value_type z, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::Octave3D(*this, x, y, z, octaves, persistence);
+	}
+
+	///////////////////////////////////////
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::octave1D_11(const value_type x, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::Clamp_11(octave1D(x, octaves, persistence));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::octave2D_11(const value_type x, const value_type y, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::Clamp_11(octave2D(x, y, octaves, persistence));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::octave3D_11(const value_type x, const value_type y, const value_type z, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::Clamp_11(octave3D(x, y, z, octaves, persistence));
+	}
+
+	///////////////////////////////////////
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::octave1D_01(const value_type x, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::RemapClamp_01(octave1D(x, octaves, persistence));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::octave2D_01(const value_type x, const value_type y, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::RemapClamp_01(octave2D(x, y, octaves, persistence));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::octave3D_01(const value_type x, const value_type y, const value_type z, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::RemapClamp_01(octave3D(x, y, z, octaves, persistence));
+	}
+
+	///////////////////////////////////////
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::normalizedOctave1D(const value_type x, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return (octave1D(x, octaves, persistence) / perlin_detail::MaxAmplitude(octaves, persistence));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::normalizedOctave2D(const value_type x, const value_type y, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return (octave2D(x, y, octaves, persistence) / perlin_detail::MaxAmplitude(octaves, persistence));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::normalizedOctave3D(const value_type x, const value_type y, const value_type z, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return (octave3D(x, y, z, octaves, persistence) / perlin_detail::MaxAmplitude(octaves, persistence));
+	}
+
+	///////////////////////////////////////
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::normalizedOctave1D_01(const value_type x, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::Remap_01(normalizedOctave1D(x, octaves, persistence));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::normalizedOctave2D_01(const value_type x, const value_type y, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::Remap_01(normalizedOctave2D(x, y, octaves, persistence));
+	}
+
+	template <class Float>
+	inline typename BasicPerlinNoise<Float>::value_type BasicPerlinNoise<Float>::normalizedOctave3D_01(const value_type x, const value_type y, const value_type z, const std::int32_t octaves, const value_type persistence) const noexcept
+	{
+		return perlin_detail::Remap_01(normalizedOctave3D(x, y, z, octaves, persistence));
+	}
+}
+
+# undef SIVPERLIN_NODISCARD_CXX20
+# undef SIVPERLIN_CONCEPT_URBG
+# undef SIVPERLIN_CONCEPT_URBG_

TSE_Math/src/Random.cpp

@@ -0,0 +1,107 @@
+#include "Random.hpp"
+#include <bit>
+#include <cstdint>
+
+TSE::Random::Random(uint seed)
+{
+    state = static_cast<uint>(static_cast<std::uint32_t>(seed));
+}
+
+TSE::uint TSE::Random::nextUInt(uint minInc, uint maxInc)
+{
+    constexpr std::uint32_t multiplier = 1664525u;
+    constexpr std::uint32_t increment = 1013904223u;
+
+    std::uint32_t nextState = static_cast<std::uint32_t>(state);
+    nextState = nextState * multiplier + increment;
+    state = static_cast<uint>(nextState);
+
+    if(minInc == 0u && maxInc == 0u)
+    {
+        return state;
+    }
+
+    if(minInc > maxInc)
+    {
+        uint temp = minInc;
+        minInc = maxInc;
+        maxInc = temp;
+    }
+
+    const std::uint64_t span = static_cast<std::uint64_t>(maxInc) - static_cast<std::uint64_t>(minInc) + 1ull;
+    const std::uint64_t offset = static_cast<std::uint64_t>(nextState) % span;
+    return static_cast<uint>(static_cast<std::uint64_t>(minInc) + offset);
+}
+
+int TSE::Random::nextInt(int minInc, int maxInc)
+{
+    const std::uint32_t bits = static_cast<std::uint32_t>(nextUInt());
+
+    if(minInc == 0 && maxInc == 0)
+    {
+        return static_cast<int>(std::bit_cast<std::int32_t>(bits));
+    }
+
+    if(minInc > maxInc)
+    {
+        int temp = minInc;
+        minInc = maxInc;
+        maxInc = temp;
+    }
+
+    const std::int64_t span = static_cast<std::int64_t>(maxInc) - static_cast<std::int64_t>(minInc) + 1ll;
+    const std::uint64_t offset = static_cast<std::uint64_t>(bits) % static_cast<std::uint64_t>(span);
+    const std::int64_t value = static_cast<std::int64_t>(minInc) + static_cast<std::int64_t>(offset);
+    return static_cast<int>(value);
+}
+
+short TSE::Random::nextShort(short minInc, short maxInc)
+{
+    const std::uint32_t bits = static_cast<std::uint32_t>(nextUInt());
+    const std::uint16_t lowerBits = static_cast<std::uint16_t>(bits);
+
+    if(minInc == 0 && maxInc == 0)
+    {
+        return static_cast<short>(std::bit_cast<std::int16_t>(lowerBits));
+    }
+
+    if(minInc > maxInc)
+    {
+        short temp = minInc;
+        minInc = maxInc;
+        maxInc = temp;
+    }
+
+    const std::int32_t span = static_cast<std::int32_t>(maxInc) - static_cast<std::int32_t>(minInc) + 1;
+    const std::uint32_t offset = static_cast<std::uint32_t>(lowerBits) % static_cast<std::uint32_t>(span);
+    const std::int32_t value = static_cast<std::int32_t>(minInc) + static_cast<std::int32_t>(offset);
+    return static_cast<short>(value);
+}
+
+TSE::byte TSE::Random::nextByte(byte minInc, byte maxInc)
+{
+    const std::uint32_t bits = static_cast<std::uint32_t>(nextUInt());
+    const std::uint8_t lowerBits = static_cast<std::uint8_t>(bits);
+
+    if(minInc == 0 && maxInc == 0)
+    {
+        return static_cast<byte>(lowerBits);
+    }
+
+    if(minInc > maxInc)
+    {
+        byte temp = minInc;
+        minInc = maxInc;
+        maxInc = temp;
+    }
+
+    const std::uint16_t span = static_cast<std::uint16_t>(maxInc) - static_cast<std::uint16_t>(minInc) + 1u;
+    const std::uint16_t offset = static_cast<std::uint16_t>(lowerBits) % span;
+    return static_cast<byte>(static_cast<std::uint16_t>(minInc) + offset);
+}
+
+float TSE::Random::nextFloat01()
+{
+    constexpr float invRange = 1.0f / 4294967296.0f;
+    return static_cast<float>(static_cast<std::uint32_t>(nextUInt())) * invRange;
+}

TSE_Math/src/Random.hpp

@@ -0,0 +1,20 @@
+#pragma once
+#include "Types.hpp"
+
+namespace TSE
+{
+    class Random
+    {
+    private:
+        uint state;
+    public:
+        Random(uint seed);
+
+        uint nextUInt(uint minInc = 0, uint maxInc = 0);
+        int nextInt(int minInc = 0, int maxInc = 0);
+        short nextShort(short minInc = 0, short maxInc = 0);
+        byte nextByte(byte minInc = 0, byte maxInc = 0);
+        float nextFloat01();
+    };
+    
+}

TSE_Math/src/Vector2.hpp

@@ -1,6 +1,8 @@
 #pragma once
 
 #include "Types.hpp"
+#include "MathF.hpp"
+#include <functional>
 
 namespace TSE
 {
@@ -135,3 +137,17 @@ namespace TSE
         #pragma endregion methods
     };
 } // namespace TSE
+
+namespace std
+{
+    template<>
+    struct hash<TSE::Vector2>
+    {
+        size_t operator()(const TSE::Vector2& v) const noexcept
+        {
+            size_t h1 = std::hash<float>{}(v.x);
+            size_t h2 = std::hash<float>{}(v.y);
+            return h1 ^ (h2 + TSE::TSE_HASH_GOLDEN_RATIO_32 + (h1 << 6) + (h1 >> 2));
+        }
+    };
+}

TSE_Math/src/Vector2i.cpp

@@ -0,0 +1,138 @@
+#include "Vector2i.hpp"
+#include "Vector2.hpp"
+#include "Vector3.hpp"
+#include "Vector4.hpp"
+#include <cmath>
+
+TSE::Vector2i::Vector2i() { }
+
+TSE::Vector2i::Vector2i(int _x, int _y)
+{
+    x = _x;
+    y = _y;
+}
+
+TSE::Vector2i::Vector2i(const Vector2i &other)
+{
+    x = other.x;
+    y = other.y;
+}
+
+TSE::Vector2i::Vector2i(const Vector2 &other)
+{
+    x = other.x;
+    y = other.y;
+}
+
+TSE::Vector2i::Vector2i(const Vector3 &other)
+{
+    x = other.x;
+    y = other.y;
+}
+
+TSE::Vector2i::Vector2i(const Vector4 &other)
+{
+    x = other.x;
+    y = other.y;
+}
+
+bool TSE::Vector2i::IsValid() const
+{
+    return !std::isnan(x) && !std::isnan(y);
+}
+
+TSE::string TSE::Vector2i::ToString() const
+{
+    return "(" + std::to_string(x) + "|" + std::to_string(y) + ")";
+}
+
+TSE::Vector2 TSE::Vector2i::ToVector2() const
+{
+    return Vector2();
+}
+
+TSE::Vector3 TSE::Vector2i::ToVector3() const
+{
+    return Vector3(x,y,0);
+}
+
+TSE::Vector4 TSE::Vector2i::ToVector4() const
+{
+    return Vector4(x,y,0,0);
+}
+
+TSE::Vector2i TSE::Vector2i::operator+(const Vector2i &other) const
+{
+    return Vector2i(x + other.x, y + other.y);
+}
+
+TSE::Vector2i TSE::Vector2i::operator+=(const Vector2i &other)
+{
+    *this = *this + other;
+    return *this;
+}
+
+TSE::Vector2i TSE::Vector2i::operator-(const Vector2i &other) const
+{
+    return Vector2i(x - other.x, y - other.y);
+}
+
+TSE::Vector2i TSE::Vector2i::operator-=(const Vector2i &other)
+{
+    *this = *this - other;
+    return *this;
+}
+
+TSE::Vector2i TSE::Vector2i::operator*(const Vector2i &other) const
+{
+    return Vector2i(x * other.x, y * other.y);
+}
+
+TSE::Vector2i TSE::Vector2i::operator*=(const Vector2i &other)
+{
+    *this = *this * other;
+    return *this;
+}
+
+TSE::Vector2i TSE::Vector2i::operator/(const Vector2i &other) const
+{
+    return Vector2i(x / other.x, y / other.y);
+}
+
+TSE::Vector2i TSE::Vector2i::operator/=(const Vector2i &other)
+{
+    *this = *this / other;
+    return *this;
+}
+
+TSE::Vector2i TSE::Vector2i::operator*(const float other) const
+{
+    return Vector2i(x * other, y * other);
+}
+
+TSE::Vector2i TSE::Vector2i::operator*=(const float other)
+{
+    *this = *this * other;
+    return *this;
+}
+
+TSE::Vector2i TSE::Vector2i::operator/(const float other) const
+{
+    return Vector2i(x / other, y / other);
+}
+
+TSE::Vector2i TSE::Vector2i::operator/=(const float other)
+{
+    *this = *this / other;
+    return *this;
+}
+
+bool TSE::Vector2i::operator==(const Vector2i &other) const
+{
+    return x == other.x && y == other.y;
+}
+
+bool TSE::Vector2i::operator!=(const Vector2i &other) const
+{
+    return !(*this == other);
+}

TSE_Math/src/Vector2i.hpp

@@ -0,0 +1,85 @@
+#pragma once
+
+#include "Types.hpp"
+#include "MathF.hpp"
+#include <functional>
+
+namespace TSE
+{
+    class Vector2;
+    class Vector3;
+    class Vector4;
+
+    class Vector2i
+    {
+        public:
+        #pragma region members
+        int x = 0, y = 0;
+        #pragma endregion members
+
+        #pragma region consts
+        static const Vector2i left;
+        static const Vector2i right;
+        static const Vector2i up;
+        static const Vector2i down;
+        static const Vector2i one;
+        static const Vector2i zero;
+        #pragma endregion
+
+        #pragma region ctor
+        /// @brief enpty constructor defined as (0,0)
+        Vector2i();
+        /// @brief constructs a Vector2i with custom values
+        /// @param _x the x component
+        /// @param _y the y component
+        Vector2i(int _x, int _y);
+        /// @brief copy constructor
+        /// @param other the Vector2i to be copied from
+        Vector2i(const Vector2i& other);
+        /// @brief copy constructor
+        /// @param other the Vector2i to be copied from
+        Vector2i(const Vector2& other);
+        /// @brief converter constructor. it converts a Vector3 to a Vector2i without encointing for the z component
+        /// @param other the Vector3 to convert
+        Vector2i(const Vector3& other);
+        /// @brief converter constructor. it converts a Vector4 to a Vector2i without encointing for the z, and w component
+        /// @param other the Vector4 to convert
+        Vector2i(const Vector4& other);
+        #pragma endregion ctor
+
+        #pragma region methods
+        /// @brief checks if the individual components have valid values aka are not nan
+        /// @return are the values valid
+        bool IsValid() const;
+        /// @brief gives you the Vector2i as a string representation. mostly for debugging
+        /// @return the Vector2i in a format like (x|y)
+        string ToString() const;
+        /// @brief creates a Vector3 with the same values as the Vector2i, the y component gets the value 0
+        /// @return the Vector2i as a Vector3
+        Vector2 ToVector2() const;
+        /// @brief creates a Vector3 with the same values as the Vector2i, the y component gets the value 0
+        /// @return the Vector2i as a Vector3
+        Vector3 ToVector3() const;
+        /// @brief creates a Vector4 with the same values as the Vector2i, the y and w components get the value 0
+        /// @return the Vector2i as a Vector4
+        Vector4 ToVector4() const;
+
+        #pragma region operators
+        Vector2i operator+(const Vector2i& other) const;
+        Vector2i operator+=(const Vector2i& other);
+        Vector2i operator-(const Vector2i& other) const;
+        Vector2i operator-=(const Vector2i& other);
+        Vector2i operator*(const Vector2i& other) const;
+        Vector2i operator*=(const Vector2i& other);
+        Vector2i operator/(const Vector2i& other) const;
+        Vector2i operator/=(const Vector2i& other);
+        Vector2i operator*(const float other) const;
+        Vector2i operator*=(const float other);
+        Vector2i operator/(const float other) const;
+        Vector2i operator/=(const float other);
+        bool operator==(const Vector2i& other) const;
+        bool operator!=(const Vector2i& other) const;
+        #pragma endregion operators
+        #pragma endregion methods
+    };
+} // namespace TSE

TSE_Math/src/Vector3.hpp

@@ -1,6 +1,9 @@
 #pragma once
 
 #include "Types.hpp"
+#include <functional>
+#include <cstddef>
+#include "MathF.hpp"
 
 namespace TSE
 {
@@ -145,3 +148,22 @@ namespace TSE
 
     };
 } // namespace TSE
+
+
+namespace std
+{
+    template<>
+    struct hash<TSE::Vector3>
+    {
+        size_t operator()(const TSE::Vector3& v) const noexcept
+        {
+            size_t h1 = std::hash<float>{}(v.x);
+            size_t h2 = std::hash<float>{}(v.y);
+            size_t h3 = std::hash<float>{}(v.z);
+            size_t hash = h1;
+            hash ^= h2 + TSE::TSE_HASH_GOLDEN_RATIO_32 + (hash << 6) + (hash >> 2);
+            hash ^= h3 + TSE::TSE_HASH_GOLDEN_RATIO_32 + (hash << 6) + (hash >> 2);
+            return hash;
+        }
+    };
+}

TSE_OpenGlImpl/CMakeLists.txt

@@ -0,0 +1,71 @@
+#cmake version
+cmake_minimum_required(VERSION 3.31)
+
+#project name
+project(TSE_OpenGlImpl)
+
+#cpp settings
+find_program(CLANG_C NAMES clang)
+find_program(CLANG_CXX NAMES clang++)
+
+if(CLANG_C AND CLANG_CXX)
+    message(STATUS "foung Clang, using as Compiler")
+    set(CMAKE_C_COMPILER ${CLANG_C} CACHE STRING "C Compiler" FORCE)
+    set(CMAKE_CXX_COMPILER ${CLANG_CXX} CACHE STRING "C++ Compiler" FORCE)
+else()
+    message(STATUS "Clang not found, using Standard-Compiler")
+endif()
+set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD_REQUIRED True)
+
+#project output settings
+set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_SOURCE_DIR}/lib")
+set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_DEBUG "${PROJECT_SOURCE_DIR}/lib/Debug")
+set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_RELEASE "${PROJECT_SOURCE_DIR}/lib/Release")
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_SOURCE_DIR}/lib")
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_DEBUG "${PROJECT_SOURCE_DIR}/lib/Debug")
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_RELEASE "${PROJECT_SOURCE_DIR}/lib/Release")
+
+#source files
+file(GLOB CPP_SOURCE_TSE
+    "${PROJECT_SOURCE_DIR}/src/*.cpp"
+    "${PROJECT_SOURCE_DIR}/src/*/*.cpp"
+    "${PROJECT_SOURCE_DIR}/src/*/*/*.cpp"
+    "${PROJECT_SOURCE_DIR}/src/*/*/*/*.cpp"
+    "${PROJECT_SOURCE_DIR}/src/*.c"
+    "${PROJECT_SOURCE_DIR}/src/*/*.c"
+    "${PROJECT_SOURCE_DIR}/src/*/*/*.c"
+    "${PROJECT_SOURCE_DIR}/src/*/*/*/*.c"
+)
+
+#includes
+include_directories(${PROJECT_SOURCE_DIR}/src)
+include_directories(${PROJECT_SOURCE_DIR}/include)
+include_directories(${PROJECT_SOURCE_DIR}/../TSE_Base/src)
+include_directories(${PROJECT_SOURCE_DIR}/../TSE_Base/include)
+include_directories(${PROJECT_SOURCE_DIR}/../TSE_Math/src)
+include_directories(${PROJECT_SOURCE_DIR}/../TSE_Core/src)
+include_directories(${PROJECT_SOURCE_DIR}/../TSE_Core/include)
+
+#project def
+if(Lib)
+    add_library(TSE_OpenGlImpl SHARED ${CPP_SOURCE_TSE})
+else()
+    add_library(TSE_OpenGlImpl STATIC ${CPP_SOURCE_TSE})
+endif()
+
+# Window backend specific includes for WindowManager.hpp and platform glue.
+if(USE_GLFW)
+    target_include_directories(TSE_OpenGlImpl PRIVATE
+        ${PROJECT_SOURCE_DIR}/../TSE_GlfwImpl/src
+        ${PROJECT_SOURCE_DIR}/../TSE_GlfwImpl/include
+    )
+elseif(USE_SDL3)
+    target_include_directories(TSE_OpenGlImpl PRIVATE
+        ${PROJECT_SOURCE_DIR}/../TSE_Sdl3Impl/src
+        ${PROJECT_SOURCE_DIR}/../TSE_Sdl3Impl/include
+    )
+endif()
+
+#flags
+target_compile_options(TSE_OpenGlImpl PRIVATE -march=native)

TSE_OpenGlImpl/src/CameraHelperOpenGL.hpp

@@ -4,7 +4,7 @@
 #include "GL/gl3w.h"
 #include "GL/gl.h"
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class CameraHelperOpenGL : public ICameraHelper
     {
@@ -14,4 +14,4 @@ namespace TSE::GLFW
             glViewport(0, 0, width, height);
         };    
     };
-} // namespace TSE::GLFW
+} // namespace TSE::OpenGL

TSE_OpenGlImpl/src/DefaultRendererOpenGL.cpp

@@ -1,17 +1,18 @@
 #include "DefaultRendererOpenGL.hpp"
 #include "BehaviourScripts/Camera.hpp"
 #include "BehaviourScripts/Renderable.hpp"
+#include "Debug.hpp"
 
 #define RENDERER_MAX_SPRITES 20000
 #define RENDERER_MAX_INDECIES 60000
 
-TSE::GLFW::DefaultRendererOpenGL::DefaultRendererOpenGL(Shader &shader)
+TSE::OpenGL::DefaultRendererOpenGL::DefaultRendererOpenGL(Shader &shader)
 {
     iboData = new ushort[RENDERER_MAX_INDECIES];
     InitShader(shader, true);
 }
 
-TSE::GLFW::DefaultRendererOpenGL::~DefaultRendererOpenGL()
+TSE::OpenGL::DefaultRendererOpenGL::~DefaultRendererOpenGL()
 {
     if(vao != 0)
         glDeleteVertexArrays(1, &vao);
@@ -19,7 +20,7 @@ TSE::GLFW::DefaultRendererOpenGL::~DefaultRendererOpenGL()
     delete ibo;
 }
 
-void TSE::GLFW::DefaultRendererOpenGL::InitShader(Shader &s, bool init)
+void TSE::OpenGL::DefaultRendererOpenGL::InitShader(Shader &s, bool init)
 {
     if(!init) End();
     if(vao != 0)
@@ -50,13 +51,13 @@ void TSE::GLFW::DefaultRendererOpenGL::InitShader(Shader &s, bool init)
     if(!init) Begin();
 }
 
-void TSE::GLFW::DefaultRendererOpenGL::End()
+void TSE::OpenGL::DefaultRendererOpenGL::End()
 {
     glUnmapBuffer(GL_ARRAY_BUFFER);
     vbo.Unbind();
 }
 
-void TSE::GLFW::DefaultRendererOpenGL::Flush()
+void TSE::OpenGL::DefaultRendererOpenGL::Flush()
 {
     lastShader->Flush();
 
@@ -78,6 +79,8 @@ void TSE::GLFW::DefaultRendererOpenGL::Flush()
         camerasToRenderWith[i]->PostDraw();
     }
 
+    lastShader->PostDraw();
+    
     if(ibobound)
     {
         ibo->Unbind();
@@ -88,18 +91,18 @@ void TSE::GLFW::DefaultRendererOpenGL::Flush()
     iboOffset = 0;
 }
 
-void TSE::GLFW::DefaultRendererOpenGL::Begin()
+void TSE::OpenGL::DefaultRendererOpenGL::Begin()
 {
     vbo.Bind();
     bufferPointer = (float*)glMapBuffer(GL_ARRAY_BUFFER, GL_WRITE_ONLY);
 }
 
-void TSE::GLFW::DefaultRendererOpenGL::Submit(const Transformable &trans, TransformationStack &stack)
+void TSE::OpenGL::DefaultRendererOpenGL::Submit(const Transformable &trans, TransformationStack &stack)
 {
     Submit(trans, (IShader*)lastShader, stack);
 }
 
-void TSE::GLFW::DefaultRendererOpenGL::Submit(const Transformable &trans, IShader *shader, TransformationStack &stack)
+void TSE::OpenGL::DefaultRendererOpenGL::Submit(const Transformable &trans, IShader *shader, TransformationStack &stack)
 {
         Shader* s = dynamic_cast<Shader*>(shader);
         if(lastShader == nullptr) InitShader(*s, true);
@@ -134,14 +137,14 @@ void TSE::GLFW::DefaultRendererOpenGL::Submit(const Transformable &trans, IShade
         lastShader->Submit(trans, bufferPointer, stack, Redraw, *this);
 }
 
-void TSE::GLFW::DefaultRendererOpenGL::Redraw(IRenderer &rnd)
+void TSE::OpenGL::DefaultRendererOpenGL::Redraw(IRenderer &rnd)
 {
     rnd.End();
     rnd.Flush();
     rnd.Begin();
 }
 
-bool TSE::GLFW::DefaultRendererOpenGL::CreateIbo()
+bool TSE::OpenGL::DefaultRendererOpenGL::CreateIbo()
 {
     if(indexCount == 0) return true;
     if(ibo != nullptr)

TSE_OpenGlImpl/src/DefaultRendererOpenGL.hpp

@@ -6,7 +6,7 @@
 #include "interfaces/IRenderer.hpp"
 #include <vector>
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class DefaultRendererOpenGL : public IRenderer
     {
@@ -35,4 +35,4 @@ namespace TSE::GLFW
         static void Redraw(IRenderer& rnd);
         bool CreateIbo();
     };
-} // namespace TSE::GLFW
+} // namespace TSE::OpenGL

TSE_OpenGlImpl/src/OpenGLRenderingBackend.cpp

@@ -1,24 +1,36 @@
 #include "GL/gl3w.h"
 #include "GL/gl.h"
 #include "OpenGLRenderingBackend.hpp"
-#include "GLFW/glfw3.h"
-#include "WindowGlfw.hpp"
 #include "Debug.hpp"
 #include "imgui/imgui.h"
-#include "extern/imgui_impl_glfw.h"
 #include "extern/imgui_impl_opengl3.h"
 #include "PathHelper.hpp"
-#include "elements/Texture.hpp"
+#include "interfaces/ITexture.hpp"
 #include "TextureHelperOpenGL.hpp"
 #include "interfaces/IRenderer.hpp"
 #include "BehaviourScripts/Camera.hpp"
 #include "RenderTextureCreatorOpenGL.hpp"
 #include "CameraHelperOpenGL.hpp"
 
-TSE::GLFW::OpenGLRenderingBackend::OpenGLRenderingBackend(Color _backgroundColor, bool _vsync)
+#include "WindowManager.hpp"
+
+#if defined(TSE_GLFW)
+#include "GLFW/glfw3.h"
+#include "WindowGlfw.hpp"
+#include "extern/imgui_impl_glfw.h"
+using namespace TSE::GLFW;
+#elif defined(TSE_SDL3)
+#include "SDL3/SDL.h"
+#include "WindowSdl3.hpp"
+#include "extern/imgui_impl_sdl3.h"
+using namespace TSE::SDL3;
+#endif
+
+
+TSE::OpenGL::OpenGLRenderingBackend::OpenGLRenderingBackend(Color _backgroundColor, bool _vsync)
 : OpenGLRenderingBackend(_backgroundColor, _vsync, 0, false){ }
 
-TSE::GLFW::OpenGLRenderingBackend::OpenGLRenderingBackend(Color _backgroundColor, bool _vsync, int _samples, bool _useseImGui)
+TSE::OpenGL::OpenGLRenderingBackend::OpenGLRenderingBackend(Color _backgroundColor, bool _vsync, int _samples, bool _useseImGui)
 {
     backgroundColor = _backgroundColor;
     vsync = _vsync;
@@ -26,33 +38,50 @@ TSE::GLFW::OpenGLRenderingBackend::OpenGLRenderingBackend(Color _backgroundColor
     useseImGui = _useseImGui;
 }
 
-TSE::GLFW::OpenGLRenderingBackend::~OpenGLRenderingBackend()
+TSE::OpenGL::OpenGLRenderingBackend::~OpenGLRenderingBackend()
 {
     if(useseImGui)
     {
         ImGui_ImplOpenGL3_Shutdown();
+#if defined(TSE_GLFW)
         ImGui_ImplGlfw_Shutdown();
+#elif defined(TSE_SDL3)
+        ImGui_ImplSDL3_Shutdown();
+#endif
         ImGui::DestroyContext();
     }
 }
 
-void TSE::GLFW::OpenGLRenderingBackend::InitPreWindow()
+void TSE::OpenGL::OpenGLRenderingBackend::InitPreWindow()
 {
     IRenderTexture::factory = new RenderTextureCreatorOpenGL();
-    Texture::helper = new TextureHelperOpenGL();
+    ITexture::helper = new TextureHelperOpenGL();
     Camera::helper = new CameraHelperOpenGL();
 
+#if defined(TSE_GLFW)
     glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, TSE_OPENGL_VERSION_MAJOR);
     glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, TSE_OPENGL_VERSION_MINOR);
-    glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, 1);
     glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
     glfwWindowHint(GLFW_SAMPLES, samples);
+#elif defined(TSE_SDL3)
+    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, TSE_OPENGL_VERSION_MAJOR);
+    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, TSE_OPENGL_VERSION_MINOR);
+    SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
+    SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);
+    SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, samples);
+#endif
 }
 
-bool TSE::GLFW::OpenGLRenderingBackend::InitPostWindow()
+bool TSE::OpenGL::OpenGLRenderingBackend::InitPostWindow()
 {
+#if defined(TSE_GLFW)
     WindowGlfw* wnd = static_cast<WindowGlfw*>(window);
     glfwMakeContextCurrent(wnd->window);
+#elif defined(TSE_SDL3)
+    WindowSdl3* wnd = static_cast<WindowSdl3*>(window);
+    wnd->context = SDL_GL_CreateContext(wnd->window);
+    SDL_GL_MakeCurrent(wnd->window, wnd->context);
+#endif
     if(gl3wInit())
     {
         Debug::Log("Failed to initialize gl3w.");
@@ -63,9 +92,17 @@ bool TSE::GLFW::OpenGLRenderingBackend::InitPostWindow()
         Debug::Log("gl3w dose not support the selected version of OpenGL.");
         return false;
     }
-
+#if defined(TSE_GLFW)
     if(vsync) glfwSwapInterval(1);
     else glfwSwapInterval(0);
+#elif defined(TSE_SDL3)
+    if(vsync)
+        {
+            if(!SDL_GL_SetSwapInterval(-1))
+                SDL_GL_SetSwapInterval(1);
+        }
+        else SDL_GL_SetSwapInterval(0);
+#endif
 
     Debug::Log("OpenGL:" + std::string((const char*)glGetString(GL_VERSION)));
     Debug::Log("GLSL:" + std::string((const char*)glGetString(GL_SHADING_LANGUAGE_VERSION)));
@@ -88,7 +125,7 @@ bool TSE::GLFW::OpenGLRenderingBackend::InitPostWindow()
 
 std::string imguiIniPath;
 
-bool TSE::GLFW::OpenGLRenderingBackend::InitEnd()
+bool TSE::OpenGL::OpenGLRenderingBackend::InitEnd()
 {
     if(useseImGui)
     {
@@ -102,8 +139,15 @@ bool TSE::GLFW::OpenGLRenderingBackend::InitEnd()
         io.IniFilename = imguiIniPath.c_str();
         ImGui::StyleColorsDark();
 
+#if defined(TSE_GLFW)
         WindowGlfw* wnd = static_cast<WindowGlfw*>(window);
+        wnd->useImGui = true;
         ImGui_ImplGlfw_InitForOpenGL(wnd->window, true);
+#elif defined(TSE_SDL3)
+        WindowSdl3* wnd = static_cast<WindowSdl3*>(window);
+        wnd->useImGui = true;
+        ImGui_ImplSDL3_InitForOpenGL(wnd->window, wnd->context);
+#endif
         ImGui_ImplOpenGL3_Init("#version 130");
         
         Debug::Log("ImGui:" + std::string(ImGui::GetVersion()));
@@ -111,12 +155,12 @@ bool TSE::GLFW::OpenGLRenderingBackend::InitEnd()
     return true;
 }
 
-void TSE::GLFW::OpenGLRenderingBackend::onResize(int width, int height)
+void TSE::OpenGL::OpenGLRenderingBackend::onResize(int width, int height)
 {
     glViewport(0,0,width, height);
 }
 
-void TSE::GLFW::OpenGLRenderingBackend::onUpdate() const
+void TSE::OpenGL::OpenGLRenderingBackend::onUpdate() const
 {
     int error = glGetError();
     if(error != GL_NO_ERROR)
@@ -124,6 +168,12 @@ void TSE::GLFW::OpenGLRenderingBackend::onUpdate() const
         Debug::Log("OpenGL Error: " + std::to_string(error));
     }
 
+#if defined(TSE_GLFW)
+    WindowGlfw* wnd = static_cast<WindowGlfw*>(window);
+#elif defined(TSE_SDL3)
+    WindowSdl3* wnd = static_cast<WindowSdl3*>(window);
+#endif
+
     if(useseImGui)
     {
         ImGui::Render();
@@ -132,19 +182,30 @@ void TSE::GLFW::OpenGLRenderingBackend::onUpdate() const
         
         if(ImGui::GetIO().ConfigFlags & ImGuiConfigFlags_ViewportsEnable)
         {
+#if defined(TSE_GLFW)
             GLFWwindow* backup_current_context = glfwGetCurrentContext();
+#elif defined(TSE_SDL3)
+            SDL_GLContext backup_current_context = SDL_GL_GetCurrentContext();
+#endif
             ImGui::UpdatePlatformWindows();
             ImGui::RenderPlatformWindowsDefault();
+#if defined(TSE_GLFW)
             glfwMakeContextCurrent(backup_current_context);
+#elif defined(TSE_SDL3)
+            SDL_GL_MakeCurrent(wnd->window, backup_current_context);
+#endif
         }
 
     }
 
-    WindowGlfw* wnd = static_cast<WindowGlfw*>(window);
+#if defined(TSE_GLFW)
     glfwSwapBuffers(wnd->window);
+#elif defined(TSE_SDL3)
+    SDL_GL_SwapWindow(wnd->window);
+#endif
 }
 
-void TSE::GLFW::OpenGLRenderingBackend::onClear() const
+void TSE::OpenGL::OpenGLRenderingBackend::onClear() const
 {
     for (int i = 0; i < IRenderer::camerasToRenderWith.size(); i++)
     {
@@ -158,12 +219,16 @@ void TSE::GLFW::OpenGLRenderingBackend::onClear() const
     if(useseImGui)
     {
         ImGui_ImplOpenGL3_NewFrame();
+#if defined(TSE_GLFW)
         ImGui_ImplGlfw_NewFrame();
+#elif defined(TSE_SDL3)
+        ImGui_ImplSDL3_NewFrame();
+#endif
         ImGui::NewFrame();
     }
 }
 
-void TSE::GLFW::OpenGLRenderingBackend::onClearDepthBuffer() const
+void TSE::OpenGL::OpenGLRenderingBackend::onClearDepthBuffer() const
 {
     for (int i = 0; i < IRenderer::camerasToRenderWith.size(); i++)
     {

TSE_OpenGlImpl/src/OpenGLRenderingBackend.hpp

@@ -5,7 +5,7 @@
 #define TSE_OPENGL_VERSION_MAJOR 3
 #define TSE_OPENGL_VERSION_MINOR 3
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class OpenGLRenderingBackend : public IRenderingBackend
     {
@@ -25,4 +25,4 @@ namespace TSE::GLFW
         void onClear() const override;
         void onClearDepthBuffer() const override;
     };
-} // namespace TSE
+} // namespace OpenGL

TSE_OpenGlImpl/src/RenderTexture.cpp

@@ -0,0 +1,59 @@
+#include "RenderTexture.hpp"
+
+TSE::OpenGL::RenderTexture::RenderTexture(Vector2 v, uint textureCount) : buffer(v, textureCount)
+{
+    buffer.AddResizeNotifiable(this);
+}
+
+TSE::Vector2 TSE::OpenGL::RenderTexture::size() const
+{
+    return buffer.GetSize();
+}
+
+void TSE::OpenGL::RenderTexture::SetSize(Vector2 v)
+{
+    buffer.Resize(v);
+}
+
+float TSE::OpenGL::RenderTexture::Width() const
+{
+    return buffer.GetSize().x;
+}
+
+float TSE::OpenGL::RenderTexture::Height() const
+{
+    return buffer.GetSize().y;
+}
+
+TSE::uint TSE::OpenGL::RenderTexture::GetTextureId() const
+{
+    return buffer.GetTextureId();
+}
+
+TSE::uint TSE::OpenGL::RenderTexture::GetTextureId(uint id) const
+{
+    return buffer.GetTextureId(id);
+}
+
+void TSE::OpenGL::RenderTexture::Update()
+{
+    buffer.Update();
+}
+
+void TSE::OpenGL::RenderTexture::Bind()
+{
+    buffer.Bind();
+}
+
+void TSE::OpenGL::RenderTexture::Unbind()
+{
+    buffer.Unbind();
+}
+
+void TSE::OpenGL::RenderTexture::OnResize(float width, float height, IResizable *wnd)
+{
+    for (auto const& i : objectsToResize)
+    {
+        i->OnResize(width, height, this);
+    }
+}

TSE_OpenGlImpl/src/RenderTexture.hpp

@@ -6,20 +6,21 @@
 #include "interfaces/IResizeNotifiable.hpp"
 #include "interfaces/IRenderTexture.hpp"
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class RenderTexture : public IRenderTexture
     {
     public:
         FrameBuffer buffer;
 
-        RenderTexture(Vector2 v);
+        RenderTexture(Vector2 v, uint textureCount = 1);
 
         Vector2 size() const override;
         void SetSize(Vector2 v) override;
         float Width() const override;
         float Height() const override;
         uint GetTextureId() const override;
+        uint GetTextureId(uint id) const override;
 
         void Update() override;
         void Bind() override;
@@ -27,4 +28,4 @@ namespace TSE::GLFW
 
         void OnResize(float width, float height, IResizable* wnd) override;
     };
-} // namespace TSE::GLFW
+} // namespace TSE::OpenGL

TSE_OpenGlImpl/src/RenderTextureCreatorOpenGL.hpp

@@ -3,14 +3,14 @@
 #include "interfaces/IRenderTexture.hpp"
 #include "RenderTexture.hpp"
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class RenderTextureCreatorOpenGL : public IRenderTextureCreator
     {
     public:
-        inline IRenderTexture* CreateTextureHeap(Vector2 v) override
+        inline IRenderTexture* CreateTextureHeap(Vector2 v, uint textureCount = 1) override
         {
-            return new RenderTexture(v);
+            return new RenderTexture(v, textureCount);
         };
     };
-} // namespace name
+} // namespace OpenGL

TSE_OpenGlImpl/src/TextureHelperOpenGL.cpp

@@ -0,0 +1,165 @@
+#include "GL/gl3w.h"
+#include "GL/gl.h"
+#include "TextureHelperOpenGL.hpp"
+
+void TSE::OpenGL::TextureHelperOpenGL::Bind(const Texture *tex)
+{
+    glBindTexture(GL_TEXTURE_2D, tex->GetTextureId());
+}
+
+void TSE::OpenGL::TextureHelperOpenGL::UnBind(const Texture *tex)
+{
+    glBindTexture(GL_TEXTURE_2D, 0);
+}
+
+void TSE::OpenGL::TextureHelperOpenGL::Apply(Texture *tex)
+{
+    glBindTexture(GL_TEXTURE_2D, tex->GetTextureId());
+        if(tex->Chanels() == 1)
+        {
+            if (tex->bpp() == 8)
+                glTexImage2D(GL_TEXTURE_2D, 0,GL_R8, tex->Width(), tex->Height(), 0, GL_RED, GL_UNSIGNED_BYTE, tex->GetImagePtr());
+            if (tex->bpp() == 16)
+                glTexImage2D(GL_TEXTURE_2D, 0, GL_R16I, tex->Width(), tex->Height(), 0, GL_RED, GL_SHORT, tex->GetImagePtr());
+        }
+        if(tex->Chanels() == 3)
+        {
+            if(tex->bpp() == 24)
+                glTexImage2D(GL_TEXTURE_2D, 0,GL_RGB, tex->Width(), tex->Height(), 0, GL_BGR, GL_UNSIGNED_BYTE, tex->GetImagePtr());
+        }
+        else if(tex->Chanels() == 4)
+        {
+            if(tex->bpp() == 32)
+                glTexImage2D(GL_TEXTURE_2D, 0,GL_RGBA, tex->Width(), tex->Height(), 0, GL_BGRA, GL_UNSIGNED_BYTE, tex->GetImagePtr());
+            if (tex->bpp() == 8) //need to decode it with bitwise operations in shader
+                glTexImage2D(GL_TEXTURE_2D, 0,GL_RGBA2, tex->Width(), tex->Height(), 0, GL_RED, GL_UNSIGNED_BYTE, tex->GetImagePtr());
+        }
+
+        glGenerateMipmap(GL_TEXTURE_2D);
+
+        glBindTexture(GL_TEXTURE_2D, 0);
+}
+
+void TSE::OpenGL::TextureHelperOpenGL::Regist(Texture *tex)
+{
+    uint TextureID;
+
+    glGenTextures(1, &TextureID);
+    glBindTexture(GL_TEXTURE_2D, TextureID);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    
+    tex->SetTextureId(TextureID);
+
+    tex->Apply();
+}
+
+void TSE::OpenGL::TextureHelperOpenGL::PlatromDestroy(Texture *tex)
+{
+    uint id = tex->GetTextureId();
+    glDeleteTextures(1, &id);
+}
+
+void TSE::OpenGL::TextureHelperOpenGL::Bind3D(const VolumeTexture3D *tex)
+{
+    glBindTexture(GL_TEXTURE_3D, tex->GetTextureId());
+}
+
+void TSE::OpenGL::TextureHelperOpenGL::UnBind3D(const VolumeTexture3D *tex)
+{
+    glBindTexture(GL_TEXTURE_3D, 0);
+}
+
+void TSE::OpenGL::TextureHelperOpenGL::Apply3D(VolumeTexture3D *tex)
+{
+    glBindTexture(GL_TEXTURE_3D, tex->GetTextureId());
+    ushort internal,input,size;
+
+    if(tex->Chanels() == 1)
+    {
+        if (tex->bpp() == 8)
+        {
+            internal = GL_R8;
+            input = GL_RED;
+            size = GL_UNSIGNED_BYTE;
+        }
+        if (tex->bpp() == 16)
+        {
+            internal = GL_R16I;
+            input = GL_RED;
+            size = GL_SHORT;
+        }
+    }
+    if(tex->Chanels() == 3)
+    {
+        if(tex->bpp() == 24)
+        {
+            internal = GL_RGB;
+            input = GL_BGR;
+            size = GL_UNSIGNED_BYTE;
+        }
+    }
+    else if(tex->Chanels() == 4)
+    {
+        if(tex->bpp() == 32)
+        {
+            internal = GL_R16;
+            input = GL_BGRA;
+            size = GL_UNSIGNED_BYTE;
+        }
+        if (tex->bpp() == 8) //need to decode it with bitwise operations in shader
+        {
+            internal = GL_RGBA2;
+            input = GL_RED;
+            size = GL_UNSIGNED_BYTE;
+        }
+    }
+    
+    glTexImage3D(GL_TEXTURE_3D, 0, internal, tex->Width(), tex->Height(), tex->Depth(), 0, input, size, nullptr);
+
+    for (int z = 0; z < tex->Depth(); ++z)
+    {
+        glTexSubImage3D(
+            GL_TEXTURE_3D,
+            0,
+            0,
+            0,
+            z,
+            tex->Width(),
+            tex->Height(),
+            1,
+            input,
+            size,
+            tex->GetImagePtr(z)
+        );
+    }
+
+    //glGenerateMipmap(GL_TEXTURE_3D);
+
+    glBindTexture(GL_TEXTURE_3D, 0);
+}
+
+void TSE::OpenGL::TextureHelperOpenGL::Regist3D(VolumeTexture3D *tex)
+{
+    uint TextureID;
+
+    glGenTextures(1, &TextureID);
+    glBindTexture(GL_TEXTURE_3D, TextureID);
+    glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
+    
+    tex->SetTextureId(TextureID);
+
+    tex->Apply();
+}
+
+void TSE::OpenGL::TextureHelperOpenGL::PlatromDestroy3D(VolumeTexture3D *tex)
+{
+    uint id = tex->GetTextureId();
+    glDeleteTextures(1, &id);
+}

TSE_OpenGlImpl/src/TextureHelperOpenGL.hpp

@@ -2,8 +2,9 @@
 
 #include "interfaces/ITextureHelper.hpp"
 #include "elements/Texture.hpp"
+#include "elements/VolumeTexture3D.hpp"
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class TextureHelperOpenGL : public ITextureHelper
     {
@@ -13,5 +14,11 @@ namespace TSE::GLFW
         void Apply(Texture* tex) override;
         void Regist(Texture* tex) override;
         void PlatromDestroy(Texture* tex) override;
+        
+        void Bind3D(const VolumeTexture3D* tex) override;
+        void UnBind3D(const VolumeTexture3D* tex) override;
+        void Apply3D(VolumeTexture3D* tex) override;
+        void Regist3D(VolumeTexture3D* tex) override;
+        void PlatromDestroy3D(VolumeTexture3D* tex) override;
     };
-} // namespace TSE::GLFW
+} // namespace TSE::OpenGL

TSE_OpenGlImpl/src/buffer/FrameBuffer.cpp

@@ -0,0 +1,119 @@
+#include "FrameBuffer.hpp"
+#include "Debug.hpp"
+
+TSE::OpenGL::FrameBuffer::FrameBuffer(const Vector2 &size, uint textureCount)
+{
+    textureOutputCount = textureCount;
+    width = size.x;
+    height = size.y;
+    CreateFBTexture();
+    for (auto const& i : objectsToResize)
+    {
+        i->OnResize(size.x, size.y, this);
+    }
+    Initialize();
+}
+
+void TSE::OpenGL::FrameBuffer::Bind()
+{
+    glBindFramebuffer(GL_FRAMEBUFFER, bufferID);
+}
+
+void TSE::OpenGL::FrameBuffer::Unbind()
+{
+    glBindFramebuffer(GL_FRAMEBUFFER, 0);
+}
+
+TSE::OpenGL::FrameBuffer::~FrameBuffer()
+{
+    glDeleteFramebuffers(1,&bufferID);
+    for (int i = 0; i < textureOutputCount; i++)
+    {
+        glDeleteTextures(1, &(textureIDs[i]));
+    }
+    glDeleteRenderbuffers(1, &depthRboID);
+}
+
+void TSE::OpenGL::FrameBuffer::Resize(Vector2 size)
+{
+    width = size.x;
+    height = size.y;
+    shouldResize = true;
+}
+
+void TSE::OpenGL::FrameBuffer::Update()
+{
+    if (!shouldResize) return;
+    shouldResize = false;
+    CreateFBTexture();
+    for (auto const& i : objectsToResize)
+    {
+        i->OnResize(width, height, this);
+    }
+}
+
+TSE::uint TSE::OpenGL::FrameBuffer::GetTextureId(uint id) const
+{
+    return textureIDs[id];
+}
+
+TSE::Vector2 TSE::OpenGL::FrameBuffer::GetSize() const
+{
+    return {width, height};
+}
+
+void TSE::OpenGL::FrameBuffer::Initialize()
+{
+    glGenFramebuffers(1, &bufferID);
+    Bind();
+    uint bufs[32];
+    for (int i = 0; i < textureOutputCount; i++)
+    {
+        glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 + i, GL_TEXTURE_2D, textureIDs[i], 0);
+        bufs[i] = GL_COLOR_ATTACHMENT0 + i;
+    }
+    glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, depthRboID);
+    
+    if(textureOutputCount > 1)
+        glDrawBuffers(textureOutputCount, bufs);
+
+    if(glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE)
+    {
+        TSE_ERROR("Failed to create OpenGL FBO.");
+        TSE_LOG(std::to_string(glGetError()));
+    }
+    Unbind();
+}
+
+void TSE::OpenGL::FrameBuffer::LoadFBTexture()
+{
+    for (int i = 0; i < textureOutputCount; i++)
+    {
+        glBindTexture(GL_TEXTURE_2D, textureIDs[i]);
+        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
+
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, 0);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0);
+
+        glBindRenderbuffer(GL_RENDERBUFFER, depthRboID);
+        glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT24, width, height);
+    }
+}
+
+void TSE::OpenGL::FrameBuffer::CreateFBTexture()
+{
+    glViewport(0,0, width, height);
+    //resize
+    for (int i = 0; i < textureOutputCount; i++)
+    {
+        if(textureIDs[i] == 0)
+            glGenTextures(1, &(textureIDs[i]));
+    }
+    if(depthRboID == 0)
+        glGenRenderbuffers(1, &depthRboID);
+    LoadFBTexture();
+}

TSE_OpenGlImpl/src/buffer/FrameBuffer.hpp

@@ -4,23 +4,24 @@
 #include "interfaces/IResizable.hpp"
 #include "Vector2.hpp"
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class FrameBuffer : public buffer, public IResizable
     {
     private:
-        uint textureID = 0;
+        uint textureOutputCount = 1;
+        uint textureIDs[32] = {0};
         uint depthRboID = 0;
         bool shouldResize = false;
 
     public:
-        FrameBuffer(const Vector2& size);
+        FrameBuffer(const Vector2& size, uint textureCount = 1);
         void Bind() override;
         void Unbind() override;
         ~FrameBuffer() override;
         void Resize(Vector2 size);
         void Update();
-        uint GetTextureId() const;
+        uint GetTextureId(uint id = 0) const;
         Vector2 GetSize() const;
 
     private:

TSE_OpenGlImpl/src/buffer/IndexBuffer.cpp

@@ -1,24 +1,24 @@
 #include "IndexBuffer.hpp"
 
-TSE::GLFW::IndexBuffer::IndexBuffer(ushort *data, ushort count)
+TSE::OpenGL::IndexBuffer::IndexBuffer(ushort *data, ushort count)
 {
     glGenBuffers(1, &bufferID);
     WriteData(data, count);
 }
 
-void TSE::GLFW::IndexBuffer::WriteData(ushort *data, ushort count)
+void TSE::OpenGL::IndexBuffer::WriteData(ushort *data, ushort count)
 {
     Bind();
     glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(ushort) * count, data, GL_DYNAMIC_DRAW);
     Unbind();
 }
 
-void TSE::GLFW::IndexBuffer::Bind()
+void TSE::OpenGL::IndexBuffer::Bind()
 {
     glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferID);
 }
 
-void TSE::GLFW::IndexBuffer::Unbind()
+void TSE::OpenGL::IndexBuffer::Unbind()
 {
     glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
 }

TSE_OpenGlImpl/src/buffer/IndexBuffer.hpp

@@ -3,7 +3,7 @@
 #include "buffer.hpp"
 #include "Types.hpp"
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class IndexBuffer : public buffer
     {

TSE_OpenGlImpl/src/buffer/VertexBuffer.cpp

@@ -1,35 +1,35 @@
 #include "VertexBuffer.hpp"
 
-TSE::uint TSE::GLFW::VertexBuffer::boundBuffer = 0;
+TSE::uint TSE::OpenGL::VertexBuffer::boundBuffer = 0;
 
-TSE::GLFW::VertexBuffer::VertexBuffer()
+TSE::OpenGL::VertexBuffer::VertexBuffer()
 {
     glGenBuffers(1, &bufferID);
 }
 
-void TSE::GLFW::VertexBuffer::SetData(int size, void *buffer, GLenum usage)
+void TSE::OpenGL::VertexBuffer::SetData(int size, void *buffer, GLenum usage)
 {
     glBufferData(GL_ARRAY_BUFFER, size, buffer, usage);
 }
 
-void TSE::GLFW::VertexBuffer::Bind()
+void TSE::OpenGL::VertexBuffer::Bind()
 {
     glBindBuffer(GL_ARRAY_BUFFER, bufferID);
     boundBuffer = bufferID;
 }
 
-void TSE::GLFW::VertexBuffer::Unbind()
+void TSE::OpenGL::VertexBuffer::Unbind()
 {
     glBindBuffer(GL_ARRAY_BUFFER, 0);
     boundBuffer = 0;
 }
 
-bool TSE::GLFW::VertexBuffer::IsBound()
+bool TSE::OpenGL::VertexBuffer::IsBound()
 {
     return boundBuffer == bufferID;
 }
 
-TSE::GLFW::VertexBuffer::~VertexBuffer()
+TSE::OpenGL::VertexBuffer::~VertexBuffer()
 {
     if(bufferID != 0)
     {

TSE_OpenGlImpl/src/buffer/VertexBuffer.hpp

@@ -2,7 +2,7 @@
 
 #include "buffer.hpp"
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class VertexBuffer : public buffer
     {

TSE_OpenGlImpl/src/buffer/buffer.hpp

@@ -4,7 +4,7 @@
 #include "GL/gl.h"
 #include "Types.hpp"
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class buffer
     {

TSE_OpenGlImpl/src/shader/Shader.cpp

@@ -3,58 +3,63 @@
 #include "Shader.hpp"
 #include "Debug.hpp"
 
-TSE::uint TSE::GLFW::Shader::activeProgramID = 0;
+TSE::uint TSE::OpenGL::Shader::activeProgramID = 0;
 
-void TSE::GLFW::Shader::Bind() const
+void TSE::OpenGL::Shader::Bind() const
 {
     Enable(true);
 }
 
-void TSE::GLFW::Shader::Unbind() const
+void TSE::OpenGL::Shader::Unbind() const
 {
     Disable(true);
 }
 
-void TSE::GLFW::Shader::Enable(bool notify) const
+void TSE::OpenGL::Shader::Enable(bool notify) const
 {
     activeProgramID = programID;
     glUseProgram(programID);
     if(notify) OnEnable();
 }
 
-void TSE::GLFW::Shader::Disable(bool notify) const
+void TSE::OpenGL::Shader::Disable(bool notify) const
 {
     activeProgramID = 0;
     glUseProgram(0);
     if(notify) OnDisable();
 }
 
-void TSE::GLFW::Shader::Flush()
+void TSE::OpenGL::Shader::Flush()
 {
     OnFlush();
 }
 
-void TSE::GLFW::Shader::DrawCall(int indexCount)
+void TSE::OpenGL::Shader::DrawCall(int indexCount)
 {
     OnDrawCall(indexCount);
 }
 
-void TSE::GLFW::Shader::Submit(const Transformable &t, float *&target, TransformationStack &stack, void (*restartDrawcall)(IRenderer &), IRenderer &rnd)
+void TSE::OpenGL::Shader::PostDraw()
+{
+    OnPostDraw();
+}
+
+void TSE::OpenGL::Shader::Submit(const Transformable &t, float *&target, TransformationStack &stack, void (*restartDrawcall)(IRenderer &), IRenderer &rnd)
 {
     OnSubmit(t, target, stack, restartDrawcall, rnd);
 }
 
-bool TSE::GLFW::Shader::IsEnabled() const
+bool TSE::OpenGL::Shader::IsEnabled() const
 {
     return programID == activeProgramID;
 }
 
-int TSE::GLFW::Shader::packageSize()
+int TSE::OpenGL::Shader::packageSize()
 {
     return PackageSize;
 }
 
-TSE::GLFW::Shader::Shader(const std::vector<std::unique_ptr<ShaderPart>> &parts)
+TSE::OpenGL::Shader::Shader(const std::vector<std::unique_ptr<ShaderPart>> &parts)
 {
     programID = glCreateProgram();
 
@@ -80,12 +85,12 @@ TSE::GLFW::Shader::Shader(const std::vector<std::unique_ptr<ShaderPart>> &parts)
     }
 }
 
-TSE::GLFW::Shader::~Shader()
+TSE::OpenGL::Shader::~Shader()
 {
     glDeleteProgram(programID);
 }
 
-int TSE::GLFW::Shader::GetUniformLocation(const char *name)
+int TSE::OpenGL::Shader::GetUniformLocation(const char *name)
 {
     auto it = uniformLocations.find(name);
     if (it != uniformLocations.end()) return it->second;
@@ -95,44 +100,44 @@ int TSE::GLFW::Shader::GetUniformLocation(const char *name)
     return loc;
 }
 
-void TSE::GLFW::Shader::SetUniform(const char *name, int value)
+void TSE::OpenGL::Shader::SetUniform(const char *name, int value)
 {
     glUniform1i(GetUniformLocation(name), value);
 }
 
-void TSE::GLFW::Shader::SetUniform(const char *name, const int *value, const int count)
+void TSE::OpenGL::Shader::SetUniform(const char *name, const int *value, const int count)
 {
     glUniform1iv(GetUniformLocation(name), count, value);
 }
 
-void TSE::GLFW::Shader::SetUniform(const char *name, const Matrix4x4 *value)
+void TSE::OpenGL::Shader::SetUniform(const char *name, const Matrix4x4 *value)
 {
     float colmbMajor[16];
     value->ToArrayColumnMajor(colmbMajor);
     glUniformMatrix4fv(GetUniformLocation(name),1, false, colmbMajor);
 }
 
-void TSE::GLFW::Shader::SetUniform(const char *name, float value)
+void TSE::OpenGL::Shader::SetUniform(const char *name, float value)
 {
     glUniform1f(GetUniformLocation(name), value);
 }
 
-void TSE::GLFW::Shader::SetUniform(const char *name, const float *value, const int count)
+void TSE::OpenGL::Shader::SetUniform(const char *name, const float *value, const int count)
 {
     glUniform1fv(GetUniformLocation(name), count, value);
 }
 
-void TSE::GLFW::Shader::SetUniform(const char *name, const Vector2 *value)
+void TSE::OpenGL::Shader::SetUniform(const char *name, const Vector2 *value)
 {
     glUniform2f(GetUniformLocation(name), value->x, value->y);
 }
 
-void TSE::GLFW::Shader::SetUniform(const char *name, const Vector3 *value)
+void TSE::OpenGL::Shader::SetUniform(const char *name, const Vector3 *value)
 {
     glUniform3f(GetUniformLocation(name), value->x, value->y, value->z);
 }
 
-void TSE::GLFW::Shader::SetUniform(const char *name, const Vector4 *value)
+void TSE::OpenGL::Shader::SetUniform(const char *name, const Vector4 *value)
 {
     glUniform4f(GetUniformLocation(name), value->x, value->y, value->z, value->w);
 }

TSE_OpenGlImpl/src/shader/Shader.hpp

@@ -9,7 +9,7 @@
 #include "TransformationStack.hpp"
 #include "interfaces/IRenderer.hpp"
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class Shader : public IShader
     {
@@ -24,6 +24,7 @@ namespace TSE::GLFW
         virtual void OnDisable() const {};
         virtual void OnFlush() {};
         virtual void OnDrawCall(int indexCount) {};
+        virtual void OnPostDraw() {};
         virtual void OnSubmit(const Transformable& t, float*& target, TransformationStack& stack, void (*restartDrawcall)(IRenderer&), IRenderer& rnd) {};
 
     public:
@@ -33,6 +34,7 @@ namespace TSE::GLFW
         void Disable(bool notify = false) const;
         void Flush();
         void DrawCall(int indexCount);
+        void PostDraw();
         void Submit(const Transformable& t, float*& target, TransformationStack& stack, void (*restartDrawcall)(IRenderer&), IRenderer& rnd);
         bool IsEnabled() const;
         int packageSize();
@@ -52,4 +54,4 @@ namespace TSE::GLFW
         void SetUniform(const char* name, const Vector3* value) override;
         void SetUniform(const char* name, const Vector4* value) override;
     };
-} // namespace TSE::GLFW
+} // namespace TSE::OpenGL

TSE_OpenGlImpl/src/shader/ShaderPart.cpp

@@ -6,7 +6,7 @@
 #include <fstream>
 #include "PathHelper.hpp"
 
-void TSE::GLFW::ShaderPart::Init(const string &str, int shaderType)
+void TSE::OpenGL::ShaderPart::Init(const string &str, int shaderType)
 {
     shaderPartID = glCreateShader(shaderType);
     const char * cstr = str.c_str();
@@ -27,12 +27,12 @@ void TSE::GLFW::ShaderPart::Init(const string &str, int shaderType)
     }
 }
 
-TSE::GLFW::ShaderPart::~ShaderPart()
+TSE::OpenGL::ShaderPart::~ShaderPart()
 {
     glDeleteShader(shaderPartID);
 }
 
-std::unique_ptr<TSE::GLFW::ShaderPart> TSE::GLFW::ShaderPart::LoadFromString(const std::string &str, int shaderType)
+std::unique_ptr<TSE::OpenGL::ShaderPart> TSE::OpenGL::ShaderPart::LoadFromString(const std::string &str, int shaderType)
 {
     if (str.length() == 0) throw;
     std::unique_ptr<ShaderPart> shader = std::make_unique<ShaderPart>();
@@ -40,7 +40,7 @@ std::unique_ptr<TSE::GLFW::ShaderPart> TSE::GLFW::ShaderPart::LoadFromString(con
     return shader;
 }
 
-std::unique_ptr<TSE::GLFW::ShaderPart> TSE::GLFW::ShaderPart::LoadFromPath(const std::string &path, int shaderType)
+std::unique_ptr<TSE::OpenGL::ShaderPart> TSE::OpenGL::ShaderPart::LoadFromPath(const std::string &path, int shaderType)
 {
     std::ifstream stream;
     OpenFileReading(stream, path);

TSE_OpenGlImpl/src/shader/ShaderPart.hpp

@@ -3,7 +3,7 @@
 #include "Types.hpp"
 #include <memory>
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class ShaderPart
     {
@@ -20,4 +20,4 @@ namespace TSE::GLFW
         static std::unique_ptr<ShaderPart> LoadFromString(const std::string& str, int shaderType);
         static std::unique_ptr<ShaderPart> LoadFromPath(const std::string& path, int shaderType);
     };
-} // namespace TSE
+} // namespace OpenGL

TSE_OpenGlImpl/src/shader/basicOrderedSpriteSetShader.cpp

@@ -0,0 +1,238 @@
+#include "basicOrderedSpriteSetShader.hpp"
+#include "BehaviourScripts/Renderable.hpp"
+#include "BehaviourScripts/OrdererSpriteSet.hpp"
+#include "Color.hpp"
+#include "basicOrderedSpriteSetShaderGLSL.hpp"
+
+using namespace TSE;
+using namespace TSE::OpenGL;
+
+#define SHADER_MESH_INDEX 0
+#define SHADER_POS_INDEX 1
+#define SHADER_LAYER_HEIGHT_INDEX 2
+#define SHADER_SPRITE_INDEX 3
+#define SHADER_NORMAL_INDEX 4
+#define SHADER_SCALE_INDEX 5
+
+#define SHADER_PACKAGE_SIZE sizeof(float) * (3 + 1 + 1 + 1 + 2)
+
+
+TSE::OpenGL::BasicOrderedSpriteSetShader* BasicOrderedSpriteSetShader::instance = nullptr;
+
+TSE::OpenGL::BasicOrderedSpriteSetShader *TSE::OpenGL::BasicOrderedSpriteSetShader::Instance()
+{
+    return instance;
+}
+
+void TSE::OpenGL::BasicOrderedSpriteSetShader::Destroy()
+{
+    if(instance != nullptr)
+    delete instance;
+    instance = nullptr;
+}
+
+void TSE::OpenGL::BasicOrderedSpriteSetShader::Init(float width, float height)
+{
+    std::vector<std::unique_ptr<ShaderPart>> parts;
+    parts.push_back(ShaderPart::LoadFromString(vertOrderedSet, GL_VERTEX_SHADER));
+    parts.push_back(ShaderPart::LoadFromString(fragOrderedSet, GL_FRAGMENT_SHADER));
+    instance = new BasicOrderedSpriteSetShader(std::move(parts));
+
+    instance->Enable();
+    int texIDs[] = { 0 };
+    instance->SetUniform("atlas", 0);
+    instance->Disable();
+}
+
+TSE::OpenGL::BasicOrderedSpriteSetShader::BasicOrderedSpriteSetShader(std::vector<std::unique_ptr<ShaderPart>> &&parts) : Shader(parts)
+{
+    PackageSize = SHADER_PACKAGE_SIZE;
+}
+
+TSE::OpenGL::BasicOrderedSpriteSetShader::~BasicOrderedSpriteSetShader()
+{
+    if (meshVBO) glDeleteBuffers(1, &meshVBO);
+    if (meshIBO) glDeleteBuffers(1, &meshIBO);
+}
+
+void TSE::OpenGL::BasicOrderedSpriteSetShader::SetMesh(const void *verts, int vertCount, int stride, int floatCountPerVertex, int posOffsetBytes, GLenum primitive, const void *indices, int indexCount, GLenum indexType)
+{
+    GLint prevVAO = 0, prevArrayBuffer = 0, prevElementBuffer = 0;
+    glGetIntegerv(GL_VERTEX_ARRAY_BINDING,         &prevVAO);
+    glGetIntegerv(GL_ARRAY_BUFFER_BINDING, &prevArrayBuffer);
+    glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING, &prevElementBuffer);
+
+    if (!meshVBO) glGenBuffers(1, &meshVBO);
+    glBindBuffer(GL_ARRAY_BUFFER, meshVBO);
+    glBufferData(GL_ARRAY_BUFFER, vertCount * stride, verts, GL_STATIC_DRAW);
+
+    if (indices && indexCount > 0)
+    {
+        if (!meshIBO) glGenBuffers(1, &meshIBO);
+        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, meshIBO);
+        GLsizeiptr idxSize =
+            (indexType == GL_UNSIGNED_INT  ? 4 :
+             indexType == GL_UNSIGNED_SHORT? 2 : 1) * indexCount;
+        glBufferData(GL_ELEMENT_ARRAY_BUFFER, idxSize, indices, GL_STATIC_DRAW);
+        meshIndexCount = indexCount;
+        meshIndexType  = indexType;
+    }
+    else
+    {
+        // Kein Index-Buffer
+        if (meshIBO) { glDeleteBuffers(1, &meshIBO); meshIBO = 0; }
+        meshIndexCount  = 0;
+    }
+
+    meshVertexCount = vertCount;
+    meshStride      = stride;
+    meshPosOffset   = posOffsetBytes;
+    meshPosSize     = floatCountPerVertex;
+    meshPrimitive   = primitive;
+    meshReady       = true;
+
+    glBindBuffer(GL_ARRAY_BUFFER, prevArrayBuffer);
+    glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, prevElementBuffer);
+    glBindVertexArray(prevVAO);
+}
+
+void TSE::OpenGL::BasicOrderedSpriteSetShader::OnEnable() const
+{
+    if (!meshReady)
+    {
+        // Fallback: unit-Quad als TRIANGLE_FAN (4 Vertices, 2D Positionen)
+        const float quad[8] = { -0.5f,0,  0.5f,0,  0.5f,1,  -0.5f,1 };
+        const_cast<BasicOrderedSpriteSetShader*>(this)->SetMesh(
+            quad, 4, sizeof(float)*2, 2, 0, GL_TRIANGLE_FAN
+        );
+    }
+
+    GLint prevArrayBuffer = 0;
+    glGetIntegerv(GL_ARRAY_BUFFER_BINDING, &prevArrayBuffer);
+
+    glBindBuffer(GL_ARRAY_BUFFER, meshVBO);
+    glEnableVertexAttribArray(SHADER_MESH_INDEX); // LOC_QUAD/pos
+    glVertexAttribPointer(SHADER_MESH_INDEX, meshPosSize, GL_FLOAT, GL_FALSE, meshStride, (void*)meshPosOffset);
+    glVertexAttribDivisor(SHADER_MESH_INDEX, 0);  // per-vertex (Mesh)
+
+    glBindBuffer(GL_ARRAY_BUFFER, prevArrayBuffer);
+
+    glEnableVertexAttribArray(SHADER_POS_INDEX);
+    glVertexAttribPointer(SHADER_POS_INDEX, 3, GL_FLOAT, GL_FALSE, PackageSize, (void*)0);
+    glVertexAttribDivisor(SHADER_POS_INDEX, 1);
+
+    glEnableVertexAttribArray(SHADER_LAYER_HEIGHT_INDEX);
+    glVertexAttribPointer(SHADER_LAYER_HEIGHT_INDEX, 1, GL_FLOAT, GL_FALSE, PackageSize, (void*)(sizeof(float)*3));
+    glVertexAttribDivisor(SHADER_LAYER_HEIGHT_INDEX, 1);
+
+    glEnableVertexAttribArray(SHADER_SPRITE_INDEX);
+    glVertexAttribPointer(SHADER_SPRITE_INDEX, 1, GL_FLOAT, GL_FALSE, PackageSize, (void*)(sizeof(float)*4));
+    glVertexAttribDivisor(SHADER_SPRITE_INDEX, 1);
+
+    glEnableVertexAttribArray(SHADER_NORMAL_INDEX);
+    glVertexAttribPointer(SHADER_NORMAL_INDEX, 1, GL_FLOAT, GL_FALSE, PackageSize, (void*)(sizeof(float)*5));
+    glVertexAttribDivisor(SHADER_NORMAL_INDEX, 1);
+
+    glEnableVertexAttribArray(SHADER_SCALE_INDEX);
+    glVertexAttribPointer(SHADER_SCALE_INDEX, 2, GL_FLOAT, GL_FALSE, PackageSize, (void*)(sizeof(float)*6));
+    glVertexAttribDivisor(SHADER_SCALE_INDEX, 1);
+}
+
+void TSE::OpenGL::BasicOrderedSpriteSetShader::OnDisable() const
+{
+    glDisableVertexAttribArray(SHADER_MESH_INDEX);
+    glDisableVertexAttribArray(SHADER_POS_INDEX);
+    glDisableVertexAttribArray(SHADER_LAYER_HEIGHT_INDEX);
+    glDisableVertexAttribArray(SHADER_SPRITE_INDEX);
+    glDisableVertexAttribArray(SHADER_NORMAL_INDEX);
+    glDisableVertexAttribArray(SHADER_SCALE_INDEX);
+}
+
+void TSE::OpenGL::BasicOrderedSpriteSetShader::OnFlush()
+{
+    glActiveTexture(GL_TEXTURE0);
+    glBindTexture(GL_TEXTURE_2D, TextureID);
+    glDisable(GL_BLEND);
+}
+
+void TSE::OpenGL::BasicOrderedSpriteSetShader::OnDrawCall(int indexCount)
+{
+    if (instanceCount <= 0) return;
+    SetUniform("spriteCount", &SpriteCount);
+
+    GLint prevElementBuffer = 0;
+    glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING, &prevElementBuffer);
+
+    if (meshIBO && meshIndexCount > 0)
+    {
+        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, meshIBO);
+        glDrawElementsInstanced(meshPrimitive, meshIndexCount, meshIndexType, (void*)0, instanceCount);
+    }
+    else
+    {
+        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+        glDrawArraysInstanced(meshPrimitive, 0, meshVertexCount, instanceCount);
+    }
+
+    glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, (GLuint)prevElementBuffer);
+}
+
+void TSE::OpenGL::BasicOrderedSpriteSetShader::OnPostDraw()
+{
+    glEnable(GL_BLEND);
+    instanceCount = 0;
+}
+
+void TSE::OpenGL::BasicOrderedSpriteSetShader::OnSubmit(const Transformable &t, float *&target, TransformationStack &stack, void (*restartDrawcall)(IRenderer &), IRenderer &rnd)
+{
+    auto* r = dynamic_cast<Renderable*>(t.GetBehaviourScript(RENDERABLE));
+    if (!r) return;
+
+    auto* tm = dynamic_cast<OrdererSpriteSet*>(t.GetBehaviourScript(ORDERERSPRITESET));
+    if (!tm) return;
+
+    auto tileSet = tm->GetTileSet();
+    TextureID = tileSet->GetTextueID();
+    SpriteCount = tileSet->GetCount();
+
+    const std::vector<Vector2> orderedChunks = *tm->GetChunkPositionsInOrder();
+
+    Matrix4x4 matr = t.GetLocalMatrix();
+
+    stack.Push(matr);
+
+    for(auto chunkPos : orderedChunks)
+    {
+        auto chunk = tm->GetChunk(chunkPos);
+        const int spriteCount = chunk->GetSpriteCount();
+        const std::vector<Vector3> spritePositions = *chunk->GetOrderedPositions();
+        const std::vector<Vector2i> spriteIds = *chunk->GetOrderedSpriteIds();
+        const std::vector<Vector2> spriteScales = *chunk->GetOrderedScales();
+        int chunkSize = chunk->GetChunksize();
+
+        for (int i = 0; i < spriteCount; i++)
+        {
+            Matrix4x4 mat = Matrix4x4::ToTranslationMatrix(chunkPos + spritePositions[i].ToVector2()) * Matrix4x4::ToRotationMatrix(Quaternion()) * Matrix4x4::ToScaleMatrix({1,1,1});
+            stack.Push(mat);
+            Vector3 pos = stack.Top() * Vector3(0,0,0);
+
+            *target++ = pos.x;
+            *target++ = pos.y;
+            *target++ = pos.z;
+            *target++ = spritePositions[i].z;
+            *target++ = spriteIds[i].x;
+            *target++ = spriteIds[i].y;
+            *target++ = spriteScales[i].x;
+            *target++ = spriteScales[i].y;
+
+            ++instanceCount;
+            stack.Pop();
+
+            if(instanceCount >= 16000)
+                restartDrawcall(rnd);
+        }
+    }
+
+    stack.Pop();
+    restartDrawcall(rnd);
+}

TSE_OpenGlImpl/src/shader/basicOrderedSpriteSetShader.hpp

@@ -0,0 +1,44 @@
+#pragma once
+
+#include "GL/gl3w.h"
+#include "GL/gl.h"
+#include "Shader.hpp"
+#include "Types.hpp"
+
+namespace TSE::OpenGL
+{
+    class BasicOrderedSpriteSetShader : public Shader
+    {
+    private:
+        static BasicOrderedSpriteSetShader* instance;
+        mutable bool meshReady = false;
+        GLuint meshVBO = 0;
+        GLuint meshIBO = 0;
+        GLsizei meshVertexCount = 0;   // für DrawArraysInstanced
+        GLsizei meshIndexCount  = 0;   // für DrawElementsInstanced
+        GLenum  meshPrimitive   = GL_TRIANGLES;
+        GLenum meshIndexType = GL_UNSIGNED_SHORT;
+        int instanceCount = 0; // eigener Instanzzähler
+        GLint   meshPosSize   = 2;         // 2D (Billboard-Formen), für 3D Meshes: 3
+        GLsizei meshStride    = sizeof(float) * 2;
+        size_t  meshPosOffset = 0;
+        GLuint TextureID;
+        Vector2 SpriteCount;
+
+    public:
+        static BasicOrderedSpriteSetShader* Instance();
+        static void Destroy();
+        static void Init(float width, float height);
+        BasicOrderedSpriteSetShader(std::vector<std::unique_ptr<ShaderPart>>&& parts);
+        ~BasicOrderedSpriteSetShader();
+        void SetMesh(const void* verts, int vertCount, int stride, int floatCountPerVertex, int posOffsetBytes, GLenum primitive, const void* indices = nullptr, int indexCount = 0, GLenum indexType = GL_UNSIGNED_SHORT);
+
+    protected:
+        void OnEnable() const override;
+        void OnDisable() const override;
+        void OnFlush() override;
+        void OnDrawCall(int indexCount) override;
+        void OnPostDraw() override;
+        void OnSubmit(const Transformable& t, float*& target, TransformationStack& stack, void (*restartDrawcall)(IRenderer&), IRenderer& rnd) override;
+    };
+} // namespace TSE::GLFW

TSE_OpenGlImpl/src/shader/basicOrderedSpriteSetShaderGLSL.hpp

@@ -0,0 +1,95 @@
+#pragma once
+
+inline const char* vertOrderedSet = R"(
+    #version 330 core
+
+    layout(location = 0) in vec2 aPos;
+
+    layout(location = 1) in vec3 iTilePos;
+    layout(location = 2) in float height;
+    layout(location = 3) in float iSpriteId;
+    layout(location = 4) in float iNormalId;
+    layout(location = 5) in vec2 spriteScale;
+
+    uniform mat4 prMatrix;
+    uniform mat4 camMatrix;
+
+    out vec2 vUV;
+    flat out int vSpriteId;
+    flat out int vNormalId;
+    flat out float vTileNdcY;
+    flat out float layerHeight;
+
+    void main()
+    {
+        vec3 local = vec3(aPos.x, aPos.y, 0);
+        vec2 baseUV = aPos + vec2(0.5, 0);
+        vec3 tileSize = vec3(spriteScale.x, spriteScale.y, 1);
+
+        vec3 worldPos = (iTilePos * tileSize) + (local * tileSize);
+
+        vec4 clip = prMatrix * camMatrix * vec4(worldPos, 1.0);
+        gl_Position = clip;
+
+        vUV = baseUV;
+        vSpriteId = int(iSpriteId + 0.5);
+        vNormalId = int(iNormalId + 0.5);
+        layerHeight = height;
+
+        vec3 localbottom = vec3(0.5, 0, 0);
+        vec3 worldPosBottom = (iTilePos * tileSize) + (localbottom * tileSize);
+        vec4 clipbottom = prMatrix * camMatrix * vec4(worldPosBottom, 1.0);
+        float ndcY = clipbottom.y / clipbottom.w;
+        vTileNdcY = ndcY * 0.5 + 0.5;
+    }
+)";
+
+inline const char* fragOrderedSet = R"(
+    #version 330 core
+
+    in vec2 vUV;
+    flat in int vSpriteId;
+    flat in int vNormalId;
+    flat in float vTileNdcY;
+    flat in float layerHeight;
+
+    uniform sampler2D atlas;
+    uniform vec2 spriteCount;
+
+    layout(location = 0) out vec4 FragColor;
+    layout(location = 1) out vec4 FragHeight;
+    layout(location = 2) out vec4 FragDepth;
+
+    void main()
+    {
+        float t = (vTileNdcY + 1.0) * 0.5 *0.8;
+        FragDepth = vec4(t, 0, 0, 1.0);
+
+        vec2 tileUVSize = 1.0 / spriteCount;
+
+        int cols = int(spriteCount.x);
+        int sx = vSpriteId % cols;
+        int sy = vSpriteId / cols;
+        
+        vec2 atlasOffset = vec2(float(sx), float(sy)) * tileUVSize;
+        vec2 atlasUV = atlasOffset + (vUV * tileUVSize);
+        vec4 c = texture(atlas, atlasUV);
+        if (c.a < 0.01) discard;
+        float colorScaler = 1 - ((layerHeight - 1) * -1) * 0.3;
+        c = vec4(c.x * colorScaler,c.y * colorScaler,c.z * colorScaler,c.w);
+        
+        FragColor = c;
+
+        if(vNormalId != -1)
+        {
+            int sx2 = vNormalId % cols;
+            int sy2 = vNormalId / cols;
+            vec2 atlasOffsetNormal = vec2(float(sx2), float(sy2)) * tileUVSize;
+            vec2 atlasUVNormal = atlasOffsetNormal + (vUV * tileUVSize);
+            vec4 cNormal = texture(atlas, atlasUVNormal);
+            cNormal.w = layerHeight;
+            
+            FragHeight = cNormal;
+        }
+    }
+)";

TSE_OpenGlImpl/src/shader/basicParticleShader.cpp

@@ -12,21 +12,21 @@
 
 #define SHADER_PACKAGE_SIZE sizeof(float) * (3 + 1 + 1 + 4)
 
-TSE::GLFW::BasicParticleShader* TSE::GLFW::BasicParticleShader::instance = nullptr;
+TSE::OpenGL::BasicParticleShader* TSE::OpenGL::BasicParticleShader::instance = nullptr;
 
-TSE::GLFW::BasicParticleShader *TSE::GLFW::BasicParticleShader::Instance()
+TSE::OpenGL::BasicParticleShader *TSE::OpenGL::BasicParticleShader::Instance()
 {
     return instance;
 }
 
-void TSE::GLFW::BasicParticleShader::Destroy()
+void TSE::OpenGL::BasicParticleShader::Destroy()
 {
     if(instance != nullptr)
     delete instance;
     instance = nullptr;
 }
 
-void TSE::GLFW::BasicParticleShader::Init(float width, float height)
+void TSE::OpenGL::BasicParticleShader::Init(float width, float height)
 {
     std::vector<std::unique_ptr<ShaderPart>> parts;
     parts.push_back(ShaderPart::LoadFromString(vertPart, GL_VERTEX_SHADER));
@@ -34,18 +34,18 @@ void TSE::GLFW::BasicParticleShader::Init(float width, float height)
     instance = new BasicParticleShader(std::move(parts));
 }
 
-TSE::GLFW::BasicParticleShader::BasicParticleShader(std::vector<std::unique_ptr<ShaderPart>> &&parts) : Shader(parts)
+TSE::OpenGL::BasicParticleShader::BasicParticleShader(std::vector<std::unique_ptr<ShaderPart>> &&parts) : Shader(parts)
 {
     PackageSize = SHADER_PACKAGE_SIZE;
 }
 
-TSE::GLFW::BasicParticleShader::~BasicParticleShader()
+TSE::OpenGL::BasicParticleShader::~BasicParticleShader()
 {
     if (meshVBO) glDeleteBuffers(1, &meshVBO);
     if (meshIBO) glDeleteBuffers(1, &meshIBO);
 }
 
-void TSE::GLFW::BasicParticleShader::SetMesh(const void *verts, int vertCount, int stride, int floatCountPerVertex, int posOffsetBytes, GLenum primitive, const void *indices, int indexCount, GLenum indexType)
+void TSE::OpenGL::BasicParticleShader::SetMesh(const void *verts, int vertCount, int stride, int floatCountPerVertex, int posOffsetBytes, GLenum primitive, const void *indices, int indexCount, GLenum indexType)
 {
     GLint prevVAO = 0, prevArrayBuffer = 0, prevElementBuffer = 0;
     glGetIntegerv(GL_VERTEX_ARRAY_BINDING,         &prevVAO);
@@ -86,7 +86,7 @@ void TSE::GLFW::BasicParticleShader::SetMesh(const void *verts, int vertCount, i
     glBindVertexArray(prevVAO);
 }
 
-void TSE::GLFW::BasicParticleShader::OnEnable() const
+void TSE::OpenGL::BasicParticleShader::OnEnable() const
 {
     if (!meshReady)
     {
@@ -128,7 +128,7 @@ void TSE::GLFW::BasicParticleShader::OnEnable() const
     glVertexAttribDivisor(SHADER_COLOR_INDEX, 1);
 }
 
-void TSE::GLFW::BasicParticleShader::OnDisable() const
+void TSE::OpenGL::BasicParticleShader::OnDisable() const
 {
     glDisableVertexAttribArray(SHADER_MESH_INDEX);
     glDisableVertexAttribArray(SHADER_POS_INDEX);
@@ -137,11 +137,11 @@ void TSE::GLFW::BasicParticleShader::OnDisable() const
     glDisableVertexAttribArray(SHADER_COLOR_INDEX);
 }
 
-void TSE::GLFW::BasicParticleShader::OnFlush()
+void TSE::OpenGL::BasicParticleShader::OnFlush()
 {
 }
 
-void TSE::GLFW::BasicParticleShader::OnDrawCall(int indexCount)
+void TSE::OpenGL::BasicParticleShader::OnDrawCall(int indexCount)
 {
     if (instanceCount <= 0) return;
 
@@ -163,7 +163,7 @@ void TSE::GLFW::BasicParticleShader::OnDrawCall(int indexCount)
     instanceCount = 0;
 }
 
-void TSE::GLFW::BasicParticleShader::OnSubmit(const Transformable &t, float *&target, TransformationStack &stack, void (*restartDrawcall)(IRenderer &), IRenderer &rnd)
+void TSE::OpenGL::BasicParticleShader::OnSubmit(const Transformable &t, float *&target, TransformationStack &stack, void (*restartDrawcall)(IRenderer &), IRenderer &rnd)
 {
     auto* r = dynamic_cast<Renderable*>(t.GetBehaviourScript(RENDERABLE));
     if (!r) return;

TSE_OpenGlImpl/src/shader/basicParticleShader.hpp

@@ -5,7 +5,7 @@
 #include "Shader.hpp"
 #include "Types.hpp"
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class BasicParticleShader : public Shader
     {

TSE_OpenGlImpl/src/shader/basicShader.cpp

@@ -11,21 +11,21 @@
 
 #define SHADER_PACKAGE_SIZE sizeof(float) * (3 + 4)
 
-TSE::GLFW::BasicShader* TSE::GLFW::BasicShader::instance = nullptr;
+TSE::OpenGL::BasicShader* TSE::OpenGL::BasicShader::instance = nullptr;
 
-TSE::GLFW::BasicShader *TSE::GLFW::BasicShader::Instance()
+TSE::OpenGL::BasicShader *TSE::OpenGL::BasicShader::Instance()
 {
     return instance;
 }
 
-void TSE::GLFW::BasicShader::Destroy()
+void TSE::OpenGL::BasicShader::Destroy()
 {
     if(instance != nullptr)
         delete instance;
     instance = nullptr;
 }
 
-void TSE::GLFW::BasicShader::Init(float width, float height)
+void TSE::OpenGL::BasicShader::Init(float width, float height)
 {
     std::vector<std::unique_ptr<ShaderPart>> parts;
     parts.push_back(ShaderPart::LoadFromString(vert, GL_VERTEX_SHADER));
@@ -33,12 +33,12 @@ void TSE::GLFW::BasicShader::Init(float width, float height)
     instance = new BasicShader(std::move(parts));
 }
 
-TSE::GLFW::BasicShader::BasicShader(std::vector<std::unique_ptr<ShaderPart>> &&parts) : Shader(parts)
+TSE::OpenGL::BasicShader::BasicShader(std::vector<std::unique_ptr<ShaderPart>> &&parts) : Shader(parts)
 {
     PackageSize = SHADER_PACKAGE_SIZE;
 }
 
-void TSE::GLFW::BasicShader::OnEnable() const
+void TSE::OpenGL::BasicShader::OnEnable() const
 {
     glEnableVertexAttribArray(SHADER_VERTEX_INDEX);
     glVertexAttribPointer(SHADER_VERTEX_INDEX, 3, GL_FLOAT, false, SHADER_PACKAGE_SIZE, (void*)0);
@@ -46,22 +46,22 @@ void TSE::GLFW::BasicShader::OnEnable() const
     glVertexAttribPointer(SHADER_COLOR_INDEX, 4, GL_FLOAT, false, SHADER_PACKAGE_SIZE, (void*)(sizeof(float) * 3));
 }
 
-void TSE::GLFW::BasicShader::OnDisable() const
+void TSE::OpenGL::BasicShader::OnDisable() const
 {
     glDisableVertexAttribArray(SHADER_VERTEX_INDEX);
     glDisableVertexAttribArray(SHADER_COLOR_INDEX);
 }
 
-void TSE::GLFW::BasicShader::OnFlush()
+void TSE::OpenGL::BasicShader::OnFlush()
 {
 }
 
-void TSE::GLFW::BasicShader::OnDrawCall(int indexCount)
+void TSE::OpenGL::BasicShader::OnDrawCall(int indexCount)
 {
     glDrawElements(GL_TRIANGLES, indexCount, GL_UNSIGNED_SHORT, NULL);
 }
 
-void TSE::GLFW::BasicShader::OnSubmit(const Transformable &t, float *&target, TransformationStack &stack, void (*restartDrawcall)(IRenderer &), IRenderer &rnd)
+void TSE::OpenGL::BasicShader::OnSubmit(const Transformable &t, float *&target, TransformationStack &stack, void (*restartDrawcall)(IRenderer &), IRenderer &rnd)
 {
     auto* r = dynamic_cast<Renderable*>(t.GetBehaviourScript(RENDERABLE));
     if (!r) return;

TSE_OpenGlImpl/src/shader/basicShader.hpp

@@ -2,7 +2,7 @@
 
 #include "Shader.hpp"
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class BasicShader : public Shader
     {
@@ -22,4 +22,4 @@ namespace TSE::GLFW
         void OnDrawCall(int indexCount) override;
         void OnSubmit(const Transformable& t, float*& target, TransformationStack& stack, void (*restartDrawcall)(IRenderer&), IRenderer& rnd) override;
     };
-} // namespace TSE::GLFW
+} // namespace TSE::OpenGL

TSE_OpenGlImpl/src/shader/basicTextureShader.cpp

@@ -13,22 +13,22 @@
 
 #define SHADER_PACKAGE_SIZE (sizeof(float) * (3 + 4 + 2 + 1))
 
-TSE::GLFW::BasicTextureShader* TSE::GLFW::BasicTextureShader::instance = nullptr;
+TSE::OpenGL::BasicTextureShader* TSE::OpenGL::BasicTextureShader::instance = nullptr;
-std::map<TSE::uint, float> TSE::GLFW::BasicTextureShader::textureSlots;
+std::map<TSE::uint, float> TSE::OpenGL::BasicTextureShader::textureSlots;
 
-TSE::GLFW::BasicTextureShader *TSE::GLFW::BasicTextureShader::Instance()
+TSE::OpenGL::BasicTextureShader *TSE::OpenGL::BasicTextureShader::Instance()
 {
     return instance;
 }
 
-void TSE::GLFW::BasicTextureShader::Destroy()
+void TSE::OpenGL::BasicTextureShader::Destroy()
 {
     if(instance != nullptr)
         delete instance;
     instance = nullptr;
 }
 
-void TSE::GLFW::BasicTextureShader::Init(float width, float height)
+void TSE::OpenGL::BasicTextureShader::Init(float width, float height)
 {
     std::vector<std::unique_ptr<ShaderPart>> parts;
     parts.push_back(ShaderPart::LoadFromString(vertT, GL_VERTEX_SHADER));
@@ -41,12 +41,12 @@ void TSE::GLFW::BasicTextureShader::Init(float width, float height)
     instance->Disable();
 }
 
-TSE::GLFW::BasicTextureShader::BasicTextureShader(std::vector<std::unique_ptr<ShaderPart>> &&parts) : Shader(parts)
+TSE::OpenGL::BasicTextureShader::BasicTextureShader(std::vector<std::unique_ptr<ShaderPart>> &&parts) : Shader(parts)
 {
     PackageSize = SHADER_PACKAGE_SIZE;
 }
 
-void TSE::GLFW::BasicTextureShader::OnEnable() const
+void TSE::OpenGL::BasicTextureShader::OnEnable() const
 {
     glEnableVertexAttribArray(SHADER_VERTEX_INDEX);
     glVertexAttribPointer(SHADER_VERTEX_INDEX, 3, GL_FLOAT, false, SHADER_PACKAGE_SIZE, (void*)0);
@@ -58,7 +58,7 @@ void TSE::GLFW::BasicTextureShader::OnEnable() const
     glVertexAttribPointer(SHADER_TID_INDEX, 1, GL_FLOAT, false, SHADER_PACKAGE_SIZE, (void*)(sizeof(float) * 9));
 }
 
-void TSE::GLFW::BasicTextureShader::OnDisable() const
+void TSE::OpenGL::BasicTextureShader::OnDisable() const
 {
     glDisableVertexAttribArray(SHADER_VERTEX_INDEX);
     glDisableVertexAttribArray(SHADER_COLOR_INDEX);
@@ -66,7 +66,7 @@ void TSE::GLFW::BasicTextureShader::OnDisable() const
     glDisableVertexAttribArray(SHADER_TID_INDEX);
 }
 
-void TSE::GLFW::BasicTextureShader::OnFlush()
+void TSE::OpenGL::BasicTextureShader::OnFlush()
 {
     auto it = textureSlots.begin();
     for (int i = 0; i < textureSlots.size(); i++, it++)
@@ -76,12 +76,12 @@ void TSE::GLFW::BasicTextureShader::OnFlush()
     }
 }
 
-void TSE::GLFW::BasicTextureShader::OnDrawCall(int indexCount)
+void TSE::OpenGL::BasicTextureShader::OnDrawCall(int indexCount)
 {
     glDrawElements(GL_TRIANGLES, indexCount, GL_UNSIGNED_SHORT, NULL);
 }
 
-void TSE::GLFW::BasicTextureShader::OnSubmit(const Transformable &t, float *&target, TransformationStack &stack, void (*restartDrawcall)(IRenderer &), IRenderer &rnd)
+void TSE::OpenGL::BasicTextureShader::OnSubmit(const Transformable &t, float *&target, TransformationStack &stack, void (*restartDrawcall)(IRenderer &), IRenderer &rnd)
 {
         auto* r = dynamic_cast<Renderable*>(t.GetBehaviourScript(RENDERABLE));
         if (!r) return;

TSE_OpenGlImpl/src/shader/basicTextureShader.hpp

@@ -4,7 +4,7 @@
 #include "Types.hpp"
 #include <map>
 
-namespace TSE::GLFW
+namespace TSE::OpenGL
 {
     class BasicTextureShader : public Shader
     {
@@ -25,4 +25,4 @@ namespace TSE::GLFW
         void OnDrawCall(int indexCount) override;
         void OnSubmit(const Transformable& t, float*& target, TransformationStack& stack, void (*restartDrawcall)(IRenderer&), IRenderer& rnd) override;
     };
-} // namespace TSE::GLFW
+} // namespace TSE::OpenGL

TSE_OpenGlImpl/src/shader/basicTileMapShader.cpp

@@ -0,0 +1,209 @@
+#include "basicTileMapShader.hpp"
+#include "BehaviourScripts/Renderable.hpp"
+#include "BehaviourScripts/TileMap.hpp"
+#include "Color.hpp"
+#include "basicTileMapShaderGLSL.hpp"
+
+#define SHADER_MESH_INDEX 0
+#define SHADER_POS_INDEX 1
+#define SHADER_SPRITE_INDEX 2
+
+#define SHADER_PACKAGE_SIZE sizeof(float) * (3 + 1)
+
+TSE::OpenGL::BasicTileMapShader* TSE::OpenGL::BasicTileMapShader::instance = nullptr;
+
+TSE::OpenGL::BasicTileMapShader *TSE::OpenGL::BasicTileMapShader::Instance()
+{
+    return instance;
+}
+
+void TSE::OpenGL::BasicTileMapShader::Destroy()
+{
+    if(instance != nullptr)
+    delete instance;
+    instance = nullptr;
+}
+
+void TSE::OpenGL::BasicTileMapShader::Init(float width, float height)
+{
+    std::vector<std::unique_ptr<ShaderPart>> parts;
+    parts.push_back(ShaderPart::LoadFromString(vertTile, GL_VERTEX_SHADER));
+    parts.push_back(ShaderPart::LoadFromString(fragTile, GL_FRAGMENT_SHADER));
+    instance = new BasicTileMapShader(std::move(parts));
+
+    instance->Enable();
+    int texIDs[] = { 0 };
+    instance->SetUniform("atlas", 0);
+    instance->Disable();
+}
+
+TSE::OpenGL::BasicTileMapShader::BasicTileMapShader(std::vector<std::unique_ptr<ShaderPart>> &&parts) : Shader(parts)
+{
+    PackageSize = SHADER_PACKAGE_SIZE;
+}
+
+TSE::OpenGL::BasicTileMapShader::~BasicTileMapShader()
+{
+    if (meshVBO) glDeleteBuffers(1, &meshVBO);
+    if (meshIBO) glDeleteBuffers(1, &meshIBO);
+}
+
+void TSE::OpenGL::BasicTileMapShader::SetMesh(const void *verts, int vertCount, int stride, int floatCountPerVertex, int posOffsetBytes, GLenum primitive, const void *indices, int indexCount, GLenum indexType)
+{
+    GLint prevVAO = 0, prevArrayBuffer = 0, prevElementBuffer = 0;
+    glGetIntegerv(GL_VERTEX_ARRAY_BINDING,         &prevVAO);
+    glGetIntegerv(GL_ARRAY_BUFFER_BINDING, &prevArrayBuffer);
+    glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING, &prevElementBuffer);
+
+    if (!meshVBO) glGenBuffers(1, &meshVBO);
+    glBindBuffer(GL_ARRAY_BUFFER, meshVBO);
+    glBufferData(GL_ARRAY_BUFFER, vertCount * stride, verts, GL_STATIC_DRAW);
+
+    if (indices && indexCount > 0)
+    {
+        if (!meshIBO) glGenBuffers(1, &meshIBO);
+        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, meshIBO);
+        GLsizeiptr idxSize =
+            (indexType == GL_UNSIGNED_INT  ? 4 :
+             indexType == GL_UNSIGNED_SHORT? 2 : 1) * indexCount;
+        glBufferData(GL_ELEMENT_ARRAY_BUFFER, idxSize, indices, GL_STATIC_DRAW);
+        meshIndexCount = indexCount;
+        meshIndexType  = indexType;
+    }
+    else
+    {
+        // Kein Index-Buffer
+        if (meshIBO) { glDeleteBuffers(1, &meshIBO); meshIBO = 0; }
+        meshIndexCount  = 0;
+    }
+
+    meshVertexCount = vertCount;
+    meshStride      = stride;
+    meshPosOffset   = posOffsetBytes;
+    meshPosSize     = floatCountPerVertex;
+    meshPrimitive   = primitive;
+    meshReady       = true;
+
+    glBindBuffer(GL_ARRAY_BUFFER, prevArrayBuffer);
+    glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, prevElementBuffer);
+    glBindVertexArray(prevVAO);
+}
+
+void TSE::OpenGL::BasicTileMapShader::OnEnable() const
+{
+    if (!meshReady)
+    {
+        // Fallback: unit-Quad als TRIANGLE_FAN (4 Vertices, 2D Positionen)
+        const float quad[8] = { -0.5f,-0.5f,  0.5f,-0.5f,  0.5f,0.5f,  -0.5f,0.5f };
+        const_cast<BasicTileMapShader*>(this)->SetMesh(
+            quad, 4, sizeof(float)*2, 2, 0, GL_TRIANGLE_FAN
+        );
+    }
+
+    GLint prevArrayBuffer = 0;
+    glGetIntegerv(GL_ARRAY_BUFFER_BINDING, &prevArrayBuffer);
+
+    glBindBuffer(GL_ARRAY_BUFFER, meshVBO);
+    glEnableVertexAttribArray(SHADER_MESH_INDEX); // LOC_QUAD/pos
+    glVertexAttribPointer(SHADER_MESH_INDEX, meshPosSize, GL_FLOAT, GL_FALSE, meshStride, (void*)meshPosOffset);
+    glVertexAttribDivisor(SHADER_MESH_INDEX, 0);  // per-vertex (Mesh)
+
+    glBindBuffer(GL_ARRAY_BUFFER, prevArrayBuffer);
+
+    //   layout 1: position (vec3)
+    glEnableVertexAttribArray(SHADER_POS_INDEX);
+    glVertexAttribPointer(SHADER_POS_INDEX, 3, GL_FLOAT, GL_FALSE, PackageSize, (void*)0);
+    glVertexAttribDivisor(SHADER_POS_INDEX, 1);
+
+    //   layout 2: spriteindex (float)
+    glEnableVertexAttribArray(SHADER_SPRITE_INDEX);
+    glVertexAttribPointer(SHADER_SPRITE_INDEX, 1, GL_FLOAT, GL_FALSE, PackageSize, (void*)(sizeof(float)*3));
+    glVertexAttribDivisor(SHADER_SPRITE_INDEX, 1);
+}
+
+void TSE::OpenGL::BasicTileMapShader::OnDisable() const
+{
+    glDisableVertexAttribArray(SHADER_MESH_INDEX);
+    glDisableVertexAttribArray(SHADER_POS_INDEX);
+    glDisableVertexAttribArray(SHADER_SPRITE_INDEX);
+}
+
+void TSE::OpenGL::BasicTileMapShader::OnFlush()
+{
+    glActiveTexture(GL_TEXTURE0);
+    glBindTexture(GL_TEXTURE_2D, TextureID);
+}
+
+void TSE::OpenGL::BasicTileMapShader::OnDrawCall(int indexCount)
+{
+    if (instanceCount <= 0) return;
+    SetUniform("spriteCount", &SpriteCount); 
+    SetUniform("spriteScale", &SpriteScale); 
+
+    GLint prevElementBuffer = 0;
+    glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING, &prevElementBuffer);
+
+    if (meshIBO && meshIndexCount > 0)
+    {
+        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, meshIBO);
+        glDrawElementsInstanced(meshPrimitive, meshIndexCount, meshIndexType, (void*)0, instanceCount);
+    }
+    else
+    {
+        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+        glDrawArraysInstanced(meshPrimitive, 0, meshVertexCount, instanceCount);
+    }
+
+    glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, (GLuint)prevElementBuffer);
+    instanceCount = 0;
+}
+
+void TSE::OpenGL::BasicTileMapShader::OnSubmit(const Transformable &t, float *&target, TransformationStack &stack, void (*restartDrawcall)(IRenderer &), IRenderer &rnd)
+{
+    auto* r = dynamic_cast<Renderable*>(t.GetBehaviourScript(RENDERABLE));
+    if (!r) return;
+
+    auto* tm = dynamic_cast<TileMap*>(t.GetBehaviourScript(TILE_MAP));
+    if (!tm) return;
+
+    auto tileSet = tm->GetTileSet();
+    TextureID = tileSet->GetTextueID();
+    SpriteCount = tileSet->GetCount();
+    SpriteScale = tm->SpriteScale;
+
+    const std::vector<Vector2> orderedChunks = *tm->GetChunkPositionsInOrder();
+
+    Matrix4x4 matr = t.GetLocalMatrix();
+
+    stack.Push(matr);
+
+    for(auto chunkPos : orderedChunks)
+    {
+        auto chunk = tm->GetChunk(chunkPos);
+        const int spriteCount = chunk->GetSpriteCount();
+        const std::vector<Vector2> spritePositions = *chunk->GetOrderedPositions();
+        const std::vector<Vector2i> spriteIds = *chunk->GetOrderedSpriteIds();
+        int chunkSize = chunk->GetChunksize();
+
+        for (int i = 0; i < spriteCount; i++)
+        {
+            Matrix4x4 mat = Matrix4x4::ToTranslationMatrix((chunkPos - chunk->nextLine * chunkPos.y) + spritePositions[i]) * Matrix4x4::ToRotationMatrix(Quaternion()) * Matrix4x4::ToScaleMatrix({1,1,1});
+            stack.Push(mat);
+            Vector3 pos = stack.Top() * Vector3(0,0,0);
+
+            *target++ = pos.x;
+            *target++ = pos.y;
+            *target++ = pos.z;
+            *target++ = spriteIds[i].x;
+
+            ++instanceCount;
+            stack.Pop();
+
+            if(instanceCount >= 20000)
+                restartDrawcall(rnd);
+        }
+    }
+
+    stack.Pop();
+    restartDrawcall(rnd);
+}

TSE_OpenGlImpl/src/shader/basicTileMapShader.hpp

@@ -0,0 +1,44 @@
+#pragma once
+
+#include "GL/gl3w.h"
+#include "GL/gl.h"
+#include "Shader.hpp"
+#include "Types.hpp"
+
+namespace TSE::OpenGL
+{
+    class BasicTileMapShader : public Shader
+    {
+    private:
+        static BasicTileMapShader* instance;
+        mutable bool meshReady = false;
+        GLuint meshVBO = 0;
+        GLuint meshIBO = 0;
+        GLsizei meshVertexCount = 0;   // für DrawArraysInstanced
+        GLsizei meshIndexCount  = 0;   // für DrawElementsInstanced
+        GLenum  meshPrimitive   = GL_TRIANGLES;
+        GLenum meshIndexType = GL_UNSIGNED_SHORT;
+        int instanceCount = 0; // eigener Instanzzähler
+        GLint   meshPosSize   = 2;         // 2D (Billboard-Formen), für 3D Meshes: 3
+        GLsizei meshStride    = sizeof(float) * 2;
+        size_t  meshPosOffset = 0;
+        GLuint TextureID;
+        Vector2 SpriteCount;
+        Vector2 SpriteScale;
+
+    public:
+        static BasicTileMapShader* Instance();
+        static void Destroy();
+        static void Init(float width, float height);
+        BasicTileMapShader(std::vector<std::unique_ptr<ShaderPart>>&& parts);
+        ~BasicTileMapShader();
+        void SetMesh(const void* verts, int vertCount, int stride, int floatCountPerVertex, int posOffsetBytes, GLenum primitive, const void* indices = nullptr, int indexCount = 0, GLenum indexType = GL_UNSIGNED_SHORT);
+
+    protected:
+        void OnEnable() const override;
+        void OnDisable() const override;
+        void OnFlush() override;
+        void OnDrawCall(int indexCount) override;
+        void OnSubmit(const Transformable& t, float*& target, TransformationStack& stack, void (*restartDrawcall)(IRenderer&), IRenderer& rnd) override;
+    };
+} // namespace TSE::OpenGL

TSE_OpenGlImpl/src/shader/basicTileMapShaderGLSL.hpp

@@ -0,0 +1,60 @@
+#pragma once
+
+inline const char* vertTile = R"(
+    #version 330 core
+
+    layout(location = 0) in vec2 aPos;
+
+    layout(location = 1) in vec3 iTilePos;
+    layout(location = 2) in float iSpriteId;
+
+    uniform mat4 prMatrix;
+    uniform mat4 camMatrix;
+    uniform vec2 spriteCount;
+    uniform vec2 spriteScale;
+
+    out vec2 vUV;
+    flat out int vSpriteId;
+
+    void main()
+    {
+        vec3 local = vec3(aPos.x, aPos.y, 0);
+        vec2 baseUV = aPos + vec2(0.5);
+        vec3 tileSize = vec3(spriteScale.x, spriteScale.y, 1);
+
+        vec3 worldPos = (iTilePos * tileSize) + (local * tileSize);
+
+        gl_Position = prMatrix * camMatrix * vec4(worldPos.x, worldPos.y, worldPos.z, 1.0);
+
+        vUV = baseUV;
+        vSpriteId = int(iSpriteId + 0.5);
+    }
+)";
+
+inline const char* fragTile = R"(
+    #version 330 core
+
+    in vec2 vUV;
+    flat in int vSpriteId;
+
+    uniform sampler2D atlas;
+    uniform vec2 spriteCount;
+
+    out vec4 FragColor;
+
+    void main()
+    {
+        vec2 tileUVSize = 1.0 / spriteCount;
+
+        int cols = int(spriteCount.x);
+        int sx = vSpriteId % cols;
+        int sy = vSpriteId / cols;
+
+        vec2 atlasOffset = vec2(float(sx), float(sy)) * tileUVSize;
+        vec2 atlasUV = atlasOffset + (vUV * tileUVSize);
+        vec4 c = texture(atlas, atlasUV);
+        if (c.a < 0.01) discard;
+
+        FragColor = c;
+    }
+)";

TSE_OpenGlImpl/src/shader/defaultShaderHandler.cpp

@@ -3,28 +3,38 @@
 #include "basicTextureShader.hpp"
 #include "ditheringShader.hpp"
 #include "basicParticleShader.hpp"
+#include "basicTileMapShader.hpp"
+#include "basicOrderedSpriteSetShader.hpp"
 #include "elements/ShaderRegistry.hpp"
 
-void TSE::GLFW::LoadBasicShaders(float width, float height)
+void TSE::OpenGL::LoadBasicShaders(float width, float height)
 {
     BasicShader::Init(width, height);
     BasicTextureShader::Init(width, height);
     DitheringShader::Init(width, height);
     BasicParticleShader::Init(width, height);
+    BasicTileMapShader::Init(width, height);
+    BasicOrderedSpriteSetShader::Init(width, height);
     ShaderRegistry::SetShader("Basic Unlit Shader", BasicShader::Instance());
     ShaderRegistry::SetShader("Basic Unlit Texture Shader", BasicTextureShader::Instance());
     ShaderRegistry::SetShader("Basic Unlit Dithering Shader", DitheringShader::Instance());
     ShaderRegistry::SetShader("Basic Unlit Particle Shader", BasicParticleShader::Instance());
+    ShaderRegistry::SetShader("Basic Unlit TileMap Shader", BasicTileMapShader::Instance());
+    ShaderRegistry::SetShader("Basic Ordered Sprite Set Shader", BasicOrderedSpriteSetShader::Instance());
 }
 
-void TSE::GLFW::UnLoadBasicShaders()
+void TSE::OpenGL::UnLoadBasicShaders()
 {
     ShaderRegistry::RemoveShader("Basic Unlit Shader");
     ShaderRegistry::RemoveShader("Basic Unlit Texture Shader");
     ShaderRegistry::RemoveShader("Basic Unlit Dithering Shader");
     ShaderRegistry::RemoveShader("Basic Unlit Particle Shader");
+    ShaderRegistry::RemoveShader("Basic Unlit TileMap Shader");
+    ShaderRegistry::RemoveShader("Basic Ordered Sprite Set Shader");
     BasicShader::Destroy();
     BasicTextureShader::Destroy();
     DitheringShader::Destroy();
     BasicParticleShader::Destroy();
+    BasicTileMapShader::Destroy();
+    BasicOrderedSpriteSetShader::Destroy();
 }