added rest of the openGL implementation theoreticaly the engine can render now

TSE_GlfwOpenGlImpl/src/RenderTexture.cpp

@@ -0,0 +1,54 @@
+#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;
+}
+
+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);
+    }
+}