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20 行
564 B
20 行
564 B
#ifndef __LOADNORMALBUFFER_H__
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#define __LOADNORMALBUFFER_H__
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#if (SHADERPASS == SHADERPASS_FORWARD)
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void LoadNormalBuffer_float(in float2 positionSS, out float3 normalWS, out float smoothness)
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{
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NormalData normalData;
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DecodeFromNormalBuffer(positionSS.xy, normalData);
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normalWS = normalData.normalWS;
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smoothness = 1.0 - normalData.perceptualRoughness;
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}
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#else
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void LoadNormalBuffer_float(in float2 positionSS, out float3 normalWS, out float smoothness)
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{
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normalWS = float3(0, 0, 1);
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smoothness = 0.5;
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}
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#endif
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#endif//__LOADNORMALBUFFER_H__
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