From eb84bb298d2b95aec7b2ae12cbf25ac64f25379a Mon Sep 17 00:00:00 2001
From: tylermurphy534 <tylermurphy534@gmail.com>
Date: Sun, 6 Nov 2022 15:12:42 -0500
Subject: move to self host

---
 .../Shaders/Includes/CGI_PoiRimLighting.cginc      | 53 ++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 VRCSDK3AvatarsLegacy/Assets/_PoiyomiShaders/Shaders/Includes/CGI_PoiRimLighting.cginc

(limited to 'VRCSDK3AvatarsLegacy/Assets/_PoiyomiShaders/Shaders/Includes/CGI_PoiRimLighting.cginc')

diff --git a/VRCSDK3AvatarsLegacy/Assets/_PoiyomiShaders/Shaders/Includes/CGI_PoiRimLighting.cginc b/VRCSDK3AvatarsLegacy/Assets/_PoiyomiShaders/Shaders/Includes/CGI_PoiRimLighting.cginc
new file mode 100644
index 00000000..31692dec
--- /dev/null
+++ b/VRCSDK3AvatarsLegacy/Assets/_PoiyomiShaders/Shaders/Includes/CGI_PoiRimLighting.cginc
@@ -0,0 +1,53 @@
+#ifndef POI_RIM
+    #define POI_RIM
+    
+    float4 _RimLightColor;
+    float _RimLightingInvert;
+    float _RimWidth;
+    float _RimStrength;
+    float _RimSharpness;
+    float _RimLightColorBias;
+    float _ShadowMix;
+    float _ShadowMixThreshold;
+    float _ShadowMixWidthMod;
+    float _EnableRimLighting;
+    float _RimBrighten;
+    uint _RimLightNormal;
+    
+    POI_TEXTURE_NOSAMPLER(_RimTex);
+    POI_TEXTURE_NOSAMPLER(_RimMask);
+    POI_TEXTURE_NOSAMPLER(_RimWidthNoiseTexture);
+
+    float _RimWidthNoiseStrength;
+    
+    float4 rimColor = float4(0, 0, 0, 0);
+    float rim = 0;
+    
+    void calculateRimLighting()
+    {
+        float rimNoise = POI2D_SAMPLER_PAN(_RimWidthNoiseTexture, _MainTex, poiMesh.uv[_RimWidthNoiseTextureUV], _RimWidthNoiseTexturePan);
+        rimNoise = (rimNoise - .5) * _RimWidthNoiseStrength;
+
+        float viewDotNormal = abs(dot(poiCam.viewDir, poiMesh.normals[_RimLightNormal]));
+        UNITY_BRANCH
+        if (_RimLightingInvert)
+        {
+            viewDotNormal = 1 - abs(dot(poiCam.viewDir, poiMesh.normals[_RimLightNormal]));
+        }
+        _RimWidth -= rimNoise;
+        float rimMask = POI2D_SAMPLER_PAN(_RimMask, _MainTex, poiMesh.uv[_RimMaskUV], _RimMaskPan);
+        rimColor = POI2D_SAMPLER_PAN(_RimTex, _MainTex, poiMesh.uv[_RimTexUV], _RimTexPan) * _RimLightColor;
+        _RimWidth = lerp(_RimWidth, _RimWidth * lerp(0, 1, poiLight.lightMap - _ShadowMixThreshold) * _ShadowMixWidthMod, _ShadowMix);
+        rim = 1 - smoothstep(min(_RimSharpness, _RimWidth), _RimWidth, viewDotNormal);
+        rim *= _RimLightColor.a * rimColor.a * rimMask;
+    }
+    
+    void applyRimColor(inout float4 finalColor)
+    {
+        finalColor.rgb = lerp(finalColor.rgb, lerp(finalColor.rgb, rimColor, _RimLightColorBias) + lerp(finalColor.rgb, rimColor, _RimLightColorBias) * _RimBrighten, rim);
+    }
+    void ApplyRimEmission(inout float3 finalEmission)
+    {
+        finalEmission += rim * lerp(finalColor.rgb, rimColor, _RimLightColorBias) * _RimStrength;
+    }
+#endif
\ No newline at end of file
-- 
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