BansheeEngine/Source/bsf/Data/Raw/Shaders/Includes/GpuParticleTileVertex.bslinc

mixin GpuParticleTileVertex
{
	depth
	{
		write = false;
		read = false;
	};

	code
	{	
		struct VertexInput
		{
			uint vertexId : SV_VertexID;
			uint instanceId : SV_InstanceID;
			float2 uv0 : TEXCOORD0;
		};	
	
		struct VStoFS
		{
			noperspective float4 position : SV_POSITION;
			noperspective float2 uv0 : TEXCOORD0;
		};

		Buffer<float2> gTileUVs;
		
		cbuffer Input
		{
			float4 gUVToNDC;
		};
		
		VStoFS vsmain(VertexInput input)
		{
			uint tileId = input.instanceId * TILES_PER_INSTANCE + input.vertexId / 4;
			float2 uv = input.uv0 + gTileUVs[tileId];
		
			VStoFS output;
			output.position = float4(uv * gUVToNDC.xy + gUVToNDC.zw, 0.0f, 1.0f);
			output.uv0 = uv;
		
			return output;
		}	
	};
};