implemented SDL3 as an option for window manager

TSE_OpenGlImpl/src/shader/basicShaderGLSL.hpp

@@ -0,0 +1,42 @@
+#pragma once
+
+
+inline const char* vert = R"(
+    #version 330 core
+
+    layout (location = 0) in vec3 position;
+    layout (location = 1) in vec4 color;
+
+
+    uniform mat4 prMatrix;
+    uniform mat4 camMatrix;
+
+    out DATA
+    {
+        vec4 color_out;
+    } vs_out;
+
+
+    void main()
+    {
+        gl_Position = prMatrix * camMatrix * vec4(position.x, position.y, position.z, 1.0);
+        vs_out.color_out = color;
+    }
+)";
+
+inline const char* frag = R"(
+    #version 330 core
+    layout (location = 0) out vec4 color;
+    in DATA
+    {
+        vec4 color_out;
+    } fs_in;
+    void main()
+    {
+        if(fs_in.color_out.a < 0.1)
+        {
+            discard;
+        }
+        color = fs_in.color_out;
+    } 
+)";