mirror of
https://github.com/drewcassidy/KSP-Conformal-Decals.git
synced 2024-09-01 18:23:54 +00:00
51 lines
1.5 KiB
HLSL
51 lines
1.5 KiB
HLSL
#include "DecalsCommon.cginc"
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#include "../SDF.cginc"
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float4 _DecalColor;
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float4 _OutlineColor;
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float _OutlineWidth;
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void surf(DecalSurfaceInput IN, inout SurfaceOutput o) {
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float4 color = _DecalColor;
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o.Specular = 0.4;
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o.Gloss = _Shininess;
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float dist = _Cutoff - tex2D(_Decal, IN.uv_decal).r; // text distance
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#ifdef DECAL_OUTLINE
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// Outline
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float outlineOffset = _OutlineWidth * 0.25;
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float outlineRadius = _OutlineWidth * 0.5;
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#ifdef DECAL_FILL
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// Outline and Fill
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float outlineDist = -dist - outlineOffset;
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float outlineFactor = SDFAA(outlineDist);
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dist -= outlineOffset;
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color = lerp(_DecalColor, _OutlineColor, outlineFactor);
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#else
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// Outline Only
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float outlineDist = abs(dist) - outlineOffset;
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dist = outlineDist;
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color = _OutlineColor;
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#endif
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#endif
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dist = max(dist, BoundsDist(IN.uv, IN.vertex_normal, _DecalNormal));
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float ddist = SDFdDist(dist); // distance gradient magnitude
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o.Albedo = color.rgb;
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o.Alpha *= SDFAA(dist, ddist);
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#ifdef DECAL_BASE_NORMAL
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float3 normal = IN.normal;
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float wearFactor = 1 - normal.z;
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float wearFactorAlpha = saturate(_EdgeWearStrength * wearFactor);
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o.Alpha *= saturate(1 + _EdgeWearOffset - saturate(_EdgeWearStrength * wearFactor));
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#endif
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#ifdef DECAL_SPECMAP
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float4 specular = tex2D(_SpecMap, IN.uv_specmap);
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o.Specular = specular;
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#endif
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} |