New example, loading glTF scenes instead of individual OBJ. Showing simple path tracing and how to make it 3x faster.

ray_tracing_gltf/shaders/binding.glsl

@@ -0,0 +1,10 @@
+
+
+#define B_CAMERA 0
+#define B_VERTICES 1
+#define B_NORMALS 2
+#define B_TEXCOORDS 3
+#define B_INDICES 4
+#define B_MATERIALS 5
+#define B_MATRICES 6
+#define B_TEXTURES 7