27 lines
685 B
HLSL
27 lines
685 B
HLSL
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#ifndef GETLIGHT_INCLUDED
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#define GETLIGHT_INCLUDED
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Common.hlsl"
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#include "Packages/com.unity.render-pipelines.high-definition/Runtime/Lighting/LightDefinition.cs.hlsl"
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void GetLightDirection_float(out float3 lightDir, out float3 lightColor)
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{
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#if SHADERGRAPH_PREVIEW
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lightDir = float3(0.707, 0.707, 0);
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lightColor = 1;
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#else
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if (_DirectionalLightCount > 0)
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{
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DirectionalLightData light = _DirectionalLightDatas[0];
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lightDir = light.forward.xyz;
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lightColor = light.color;
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}
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else
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{
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lightDir = float3(1, 0, 0);
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lightColor = 0;
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}
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#endif
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}
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#endif
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