Renderer2D cleanup

Sandbox/content/Shaders/textureColor.hlsl

@@ -1,42 +0,0 @@
-Texture2D Texture : register(t0);
-SamplerState Sampler : register(s0);
-
-cbuffer Constants : register(b0)
-{
-    float4x4 World;
-    
-    // TODO: move ViewProjection to seperate cbuffer
-    float4x4 ViewProjection;
-
-    float4 Color;
-    float4 UVTransform;
-};
-
-struct VS_Input
-{
-    float2 Position : POSITION;
-    float2 Texcoord : TEXCOORD;
-};
-
-struct PS_Input
-{
-    float4 Position : SV_Position;
-    float2 Texcoord : TEXCOORD;
-};
-
-PS_Input VS(VS_Input input)
-{
-    PS_Input output;
-
-    output.Position = mul(ViewProjection, mul(World, float4(input.Position, 0.0f, 1.0f)));
-    output.Texcoord = UVTransform.xy + UVTransform.zw * input.Texcoord;
-
-    return output;
-}
-
-float4 PS(PS_Input input) : SV_Target0
-{
-    return Texture.Sample(Sampler, input.Texcoord) * Color;
-}
-
-#effect[VS=VS, PS=PS]