44 lines
1.4 KiB
HLSL
44 lines
1.4 KiB
HLSL
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#ifndef POI_HOLOGRAM
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#define POI_HOLOGRAM
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#if defined(PROP_HOLOALPHAMAP) || !defined(OPTIMIZER_ENABLED)
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UNITY_DECLARE_TEX2D_NOSAMPLER(_HoloAlphaMap); float4 _HoloAlphaMap_ST;
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#endif
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float _HoloCoordinateSpace; // 0 World, 1 Local, 2 UV
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float3 _HoloDirection;
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float _HoloScrollSpeed;
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float _HoloLineDensity;
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fixed _HoloFresnelAlpha;
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fixed _HoloRimSharpness;
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fixed _HoloRimWidth;
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void ApplyHoloAlpha(inout float4 color)
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{
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float uv = 0;
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UNITY_BRANCH
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if (_HoloCoordinateSpace == 0)
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{
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uv = dot(normalize(_HoloDirection), poiMesh.worldPos * _HoloLineDensity) + _Time.x * _HoloScrollSpeed;
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}
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UNITY_BRANCH
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if (_HoloCoordinateSpace == 1)
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{
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uv = dot(normalize(_HoloDirection), poiMesh.localPos * _HoloLineDensity) + _Time.x * _HoloScrollSpeed;
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}
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UNITY_BRANCH
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if (_HoloCoordinateSpace == 2)
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{
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uv = dot(_HoloDirection, poiMesh.uv[0] * _HoloLineDensity) + _Time.x * _HoloScrollSpeed;
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}
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float holoRim = saturate(1 - smoothstep(min(_HoloRimSharpness, _HoloRimWidth), _HoloRimWidth, poiCam.viewDotNormal));
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holoRim = abs(lerp(1, holoRim, _HoloFresnelAlpha));
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#if defined(PROP_HOLOALPHAMAP) || !defined(OPTIMIZER_ENABLED)
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fixed holoAlpha = UNITY_SAMPLE_TEX2D_SAMPLER(_HoloAlphaMap, _MainTex, uv).r;
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#else
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fixed holoAlpha = 1;
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#endif
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color.a *= holoAlpha * holoRim;
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}
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#endif
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