int _PCLayerCount;
#if _PROCEDURALBLENDSPLATS
int _PCShowProceduralIndex;
#endif
float4 _ProcTexNoise_TexelSize;
float4 _CavityMap_TexelSize;
float4 _ProcTexBiomeMask_TexelSize;
float _ProcBiomeCurveWeight;
float4 _PCPreserveIndexes;