Start of 3d renderer integration

GlitchyEditor/content/Shaders/simpleLight.hlsl

@@ -0,0 +1,46 @@
+Texture2D Colors : register(t0);
+Texture2D<float3> Normals : register(t1);
+Texture2D Positions : register(t2);
+
+SamplerState Sampler : register(s0);
+
+cbuffer Constants
+{
+    float3 LightDir = float3(0, 1, 0);
+}
+
+struct VS_IN
+{
+    float2 Position : POSITION;
+    float2 TexCoord : TEXCOORD0;
+};
+
+struct PS_IN
+{
+    float4 Position : SV_POSITION;
+    float2 TexCoord : TEXCOORD;
+};
+
+PS_IN VS(VS_IN input)
+{
+    PS_IN output;
+	
+    output.Position = float4(input.Position, 0, 1);
+    output.TexCoord = input.TexCoord;
+    
+    return output;
+}
+
+float4 PS(PS_IN input) : SV_TARGET
+{
+    float4 color = Colors.Sample(Sampler, input.TexCoord);
+    float3 normal = Normals.Sample(Sampler, input.TexCoord);
+
+    //float shading = dot(LightDir, normal) + 100;
+    float shading = dot(float3(0, 1, 0), normal);
+    shading = clamp(shading, 0.0f, 1.0f);
+
+    return float4(color.rgb * shading, 1);
+}
+
+#effect[VS=VS,PS=PS]