Removed unneeded shader code.

SourceAssets/HLSLShaders/Samplers.hlsl

@@ -26,18 +26,6 @@ float4 Sample(sampler2D map, float2 texCoord)
     #endif
 }
 
-float2 EncodeDepth(float depth)
-{
-    depth *= 255.0;
-    return float2(floor(depth) / 255.0, frac(depth));
-}
-
-float DecodeDepth(float2 depth)
-{
-    const float2 dotValues = float2(1.0, 1.0 / 255.0);
-    return dot(depth, dotValues);
-}
-
 float3 DecodeNormal(float4 normalInput)
 {
     float3 normal;