mirror of
https://github.com/muskit/H3VR-TNH-Quality-of-Life-Improvements.git
synced 2026-06-03 12:44:26 -07:00
msk
67 lines
1.7 KiB
HLSL
67 lines
1.7 KiB
HLSL
// Alloy Physical Shader Framework
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// Copyright 2013-2017 RUST LLC.
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// http://www.alloy.rustltd.com/
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/////////////////////////////////////////////////////////////////////////////////
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/// @file Emission.cginc
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/// @brief Surface emission effects.
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/////////////////////////////////////////////////////////////////////////////////
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#ifndef ALLOY_SHADERS_FEATURE_EMISSION_CGINC
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#define ALLOY_SHADERS_FEATURE_EMISSION_CGINC
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#if !defined(A_EMISSION_ON) && defined(_EMISSION)
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#define A_EMISSION_ON
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#endif
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#ifdef A_EMISSION_ON
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#ifndef A_EMISSIVE_COLOR_ON
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#define A_EMISSIVE_COLOR_ON
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#endif
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#endif
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#include "Assets/Alloy/Shaders/Framework/Feature.cginc"
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#ifdef A_EMISSION_ON
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/// Emission tint color.
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/// Expects a linear LDR color.
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half3 _EmissionColor;
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#ifndef A_EMISSION_MASK_MAP_OFF
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/// Emission mask texture.
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/// Expects an RGB map with sRGB sampling.
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sampler2D _EmissionMap;
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#endif
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#ifndef A_EMISSION_EFFECTS_MAP_OFF
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/// Emission effect texture.
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/// Expects an RGB map with sRGB sampling.
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A_SAMPLER_2D(_IncandescenceMap);
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#endif
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/// The weight of the emission effect.
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/// Expects linear space value in the range [0,1].
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half _EmissionWeight;
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#endif
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void aEmission(
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inout ASurface s)
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{
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#ifdef A_EMISSION_ON
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half3 emission = _EmissionColor;
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#ifndef A_EMISSION_MASK_MAP_OFF
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emission *= tex2D(_EmissionMap, s.baseUv).rgb;
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#endif
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#ifndef A_EMISSION_EFFECTS_MAP_OFF
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float2 incandescenceUv = A_TEX_TRANSFORM_UV_SCROLL(s, _IncandescenceMap);
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emission *= tex2D(_IncandescenceMap, incandescenceUv).rgb;
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#endif
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s.emissiveColor += emission * (_EmissionWeight * s.mask);
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#endif
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}
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#endif // ALLOY_SHADERS_FEATURE_EMISSION_CGINC
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