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float _OutlineRimLightBlend;
float _OutlineLit;
float _OutlineTintMix;
float2 _MainTexPan;
float _MainTextureUV;
half _OutlineHueOffset;
half _OutlineHueShift;
half _OutlineHueOffsetSpeed;
float4 frag(v2f i, uint facing: SV_IsFrontFace): COLOR
{
float4 finalColor = 1;
UNITY_BRANCH
if (_commentIfZero_EnableOutlinePass)
{
UNITY_SETUP_INSTANCE_ID(i);
float3 finalEmission = 0;
float4 albedo = 1;
poiMesh.uv[0] = i.uv0.xy;
poiMesh.uv[1] = i.uv0.zw;
poiMesh.uv[2] = i.uv1.xy;
poiMesh.uv[3] = i.uv1.zw;
calculateAttenuation(i);
InitializeMeshData(i, facing);
initializeCamera(i);
calculateTangentData();
float4 mainTexture = UNITY_SAMPLE_TEX2D(_MainTex, TRANSFORM_TEX(poiMesh.uv[_MainTextureUV], _MainTex) + _Time.x * _MainTexPan);
half3 detailMask = 1;
calculateNormals(detailMask);
#ifdef POI_DATA
calculateLightingData(i);
#endif
#ifdef POI_LIGHTING
calculateBasePassLightMaps();
#endif
float3 uselessData0;
float3 uselessData1;
initTextureData(albedo, mainTexture, uselessData0, uselessData1, detailMask);
fixed4 col = mainTexture;
float alphaMultiplier = smoothstep(_OutlineFadeDistance.x, _OutlineFadeDistance.y, distance(getCameraPosition(), i.worldPos));
float OutlineMask = tex2D(_OutlineMask, TRANSFORM_TEX(poiMesh.uv[_OutlineMaskUV], _OutlineMask) + _Time.x * _OutlineMaskPan).r;
clip(OutlineMask * _LineWidth - 0.001);
col = col * 0.00000000001 + tex2D(_OutlineTexture, TRANSFORM_TEX(poiMesh.uv[_OutlineTextureUV], _OutlineTexture) + _Time.x * _OutlineTexturePan);
col.a *= albedo.a;
col.a *= alphaMultiplier;
#ifdef POI_RANDOM
col.a *= i.angleAlpha;
#endif
poiCam.screenUV = calcScreenUVs(i.grabPos);
col.a *= _LineColor.a;
UNITY_BRANCH
if (_Mode == 1)
{
applyDithering(col);
}
clip(col.a - _Cutoff);
#ifdef POI_MIRROR
applyMirrorRenderFrag();
#endif
UNITY_BRANCH
if (_OutlineMode == 1)
{
#ifdef POI_MIRROR
applyMirrorTexture(mainTexture);
#endif
col.rgb = mainTexture.rgb;
}
else if (_OutlineMode == 2)
{
col.rgb = lerp(col.rgb, poiLight.color, _OutlineRimLightBlend);
}
col.rgb *= _LineColor.rgb;
if (_OutlineMode == 1)
{
col.rgb = lerp(col.rgb, mainTexture.rgb, _OutlineTintMix);
}
finalColor = col;
// Hue shift
UNITY_BRANCH
if (_OutlineHueShift)
{
finalColor.rgb = hueShift(finalColor.rgb, _OutlineHueOffset + _OutlineHueOffsetSpeed * _Time.x);
}
#ifdef POI_LIGHTING
UNITY_BRANCH
if (_OutlineLit)
{
finalColor.rgb *= calculateFinalLighting(finalColor.rgb, finalColor);
}
#endif
finalColor.rgb += (col.rgb * _OutlineEmission);
}
else
{
clip(-1);
}
return finalColor;
}
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