mirror of
https://github.com/drewcassidy/KSP-Conformal-Decals.git
synced 2024-06-11 05:54:07 +00:00
drewcassidy
0b15a3125c
Previously the gradient was being calculated before taking the boundaries into account, resulting in the edges being too hard or too soft
49 lines
1.6 KiB
HLSL
49 lines
1.6 KiB
HLSL
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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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.Alpha = _DecalOpacity * SDFAA(dist, ddist);
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o.Albedo = UnderwaterFog(IN.worldPosition, color).rgb;
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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.Gloss = specular.r;
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o.Specular = _Shininess;
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#endif
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half rim = 1.0 - saturate(dot(normalize(IN.viewDir), o.Normal));
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o.Emission = (_RimColor.rgb * pow(rim, _RimFalloff)) * _RimColor.a;
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} |