BansheeEngine/Data/Raw/Engine/Includes/SurfaceData.bslinc

mixin SurfaceData
{
	code
	{
		struct SurfaceData
		{
			float4 albedo;
			float4 worldNormal;
			float depth;
			float roughness;
			float metalness;
		};
		
#ifdef MSAA_COUNT
#if MSAA_COUNT > 1
		bool needsPerSampleShading(SurfaceData samples[MSAA_COUNT])
		{
			float3 albedo = samples[0].albedo.xyz;
			float3 normal = samples[0].worldNormal.xyz;
			float depth = samples[0].depth;

			[unroll]
			for(int i = 1; i < MSAA_COUNT; i++)
			{
				float3 otherAlbedo = samples[i].albedo.xyz;
				float3 otherNormal = samples[i].worldNormal.xyz;
				float otherDepth = samples[i].depth;

				[branch]
				if(abs(depth - otherDepth) > 0.1f || abs(dot(abs(normal - otherNormal), float3(1, 1, 1))) > 0.1f || abs(dot(albedo - otherAlbedo, float3(1, 1, 1))) > 0.1f)
				{
					return true;
				}
			}
			
			return false;
		}
#endif
#endif
	};
};