360 lines
10 KiB
HLSL
Executable file
360 lines
10 KiB
HLSL
Executable file
#ifndef POIFRAG
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#define POIFRAG
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float _MainEmissionStrength;
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float _IgnoreFog;
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half _GIEmissionMultiplier;
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uint _IridescenceTime;
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uint _AlphaToMask;
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float _ForceOpaque;
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// Built-in uniforms for "vertex lights"
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//uniform float4 unity_LightColor[4];
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// array of the colors of the 4 light sources
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//uniform float4 unity_4LightPosX0;
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// x coordinates of the 4 light sources in world space
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//uniform float4 unity_4LightPosY0;
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// y coordinates of the 4 light sources in world space
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//uniform float4 unity_4LightPosZ0;
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// z coordinates of the 4 light sources in world space
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//uniform float4 unity_4LightAtten0;
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// scale factors for attenuation with squared distance
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// uniform vec4 unity_LightPosition[4] is apparently not
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// always correctly set in Unity 3.4
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// uniform vec4 unity_LightAtten[4] is apparently not
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// always correctly set in Unity 3.4
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float4 frag(v2f i, uint facing: SV_IsFrontFace): SV_Target
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{
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#ifndef POI_LIGHTING
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#ifdef FORWARD_ADD_PASS
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return 0;
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#endif
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#endif
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float3 finalLighting = 1;
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float3 finalSpecular0 = 0;
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float3 finalSpecular1 = 0;
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float3 finalEnvironmentalRim = 0;
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float3 finalSSS = 0;
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fixed lightingAlpha = 1;
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float3 IridescenceEmission = 0;
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float bakedCubemap = 0; // Whether or not metallic should run before or after lighting multiplication
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float3 spawnInEmission = 0;
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float3 voronoiEmission = 0;
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float3 matcapEmission = 0;
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finalEmission = 0;
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poiMesh.isFrontFace = facing;
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//This has to be first because it modifies the UVs for the rest of the functions
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#ifdef POI_DATA
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InitData(i, facing);
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#endif
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#ifdef POI_BLACKLIGHT
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createBlackLightMask();
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UNITY_BRANCH
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if (_BlackLightMaskDebug)
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{
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return float4(blackLightMask.rgb, 1);
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}
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#endif
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// This has to happen in init because it alters UV data globally
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#ifdef POI_PARALLAX
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calculateandApplyParallax();
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#endif
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#ifdef POI_MAINTEXTURE
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initTextureData();
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#endif
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#ifdef POI_DECAL
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applyDecal(albedo);
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#endif
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#ifdef POI_DATA
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calculateLightingData(i);
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#endif
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#ifdef POI_IRIDESCENCE
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UNITY_BRANCH
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if (_IridescenceTime == 0)
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{
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IridescenceEmission = applyIridescence(albedo);
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}
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#endif
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#ifdef POI_VORONOI
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applyVoronoi(albedo, voronoiEmission);
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#endif
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#ifdef POI_MSDF
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ApplyTextOverlayColor(albedo);
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#endif
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#ifdef POI_LIGHTING
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finalLighting = calculateLighting(albedo.rgb);
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#endif
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#ifdef POI_ENVIRONMENTAL_RIM
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finalEnvironmentalRim = calculateEnvironmentalRimLighting();
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#endif
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#if defined(POI_METAL) || defined(POI_CLEARCOAT)
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CalculateReflectionData();
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#endif
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#ifdef POI_DATA
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distanceFade();
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#endif
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#ifdef POI_RANDOM
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albedo.a *= i.angleAlpha;
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#endif
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#ifdef CUTOUT
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UNITY_BRANCH
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if(_AlphaToMask == 0)
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{
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applyDithering(albedo);
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}
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#endif
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albedo.a = max(_ForceOpaque, albedo.a);
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#ifdef POI_FLIPBOOK
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calculateFlipbook();
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#endif
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#ifdef POI_LIGHTING
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#ifdef SUBSURFACE
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finalSSS = calculateSubsurfaceScattering();
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#endif
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#endif
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#ifdef POI_RIM
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calculateRimLighting();
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#endif
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#ifdef PANOSPHERE
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calculatePanosphere();
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#endif
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finalColor = albedo;
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applySpawnIn(finalColor, spawnInEmission, poiMesh.uv[0], poiMesh.localPos);
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#ifdef MATCAP
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matcapEmission = applyMatcap(finalColor);
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#endif
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#ifdef PANOSPHERE
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applyPanosphereColor(finalColor);
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#endif
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#ifdef POI_FLIPBOOK
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applyFlipbook(finalColor);
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#endif
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#ifndef OPAQUE
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clip(finalColor.a - _Clip);
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#endif
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#ifdef POI_RIM
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applyRimColor(finalColor);
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#endif
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#ifdef POI_DEPTH_COLOR
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applyDepthColor(finalColor, finalEmission, poiCam.screenPos, poiCam.clipPos);
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#endif
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#ifdef POI_IRIDESCENCE
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UNITY_BRANCH
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if(_IridescenceTime == 1)
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{
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IridescenceEmission = applyIridescence(finalColor);
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}
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#endif
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float4 finalColorBeforeLighting = finalColor;
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#ifdef POI_SPECULAR
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finalSpecular0 = calculateSpecular(finalColorBeforeLighting);
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//return float4(finalSpecular0, 1);
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#endif
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#ifdef POI_PARALLAX
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calculateAndApplyInternalParallax(finalColor);
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#endif
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#if defined(FORWARD_BASE_PASS)
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#ifdef POI_LIGHTING
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#ifdef POI_SPECULAR
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//applyLightingToSpecular();
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//applySpecular(finalColor);
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#endif
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#endif
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#endif
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#if defined(FORWARD_BASE_PASS) || defined(POI_META_PASS)
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finalEmission += finalColorBeforeLighting.rgb * _MainEmissionStrength * albedo.a;
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finalEmission += wireframeEmission;
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finalEmission += IridescenceEmission;
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finalEmission += spawnInEmission;
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finalEmission += voronoiEmission;
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finalEmission += matcapEmission;
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UNITY_BRANCH
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if (_BackFaceEnabled)
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{
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finalEmission += BackFaceColor * _BackFaceEmissionStrength;
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}
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#ifdef PANOSPHERE
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applyPanosphereEmission(finalEmission);
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#endif
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#ifdef POI_EMISSION
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finalEmission += calculateEmissionNew(finalColorBeforeLighting, finalColor);
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#endif
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#ifdef POI_DISSOLVE
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applyDissolveEmission(finalEmission);
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#endif
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#ifdef POI_RIM
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ApplyRimEmission(finalEmission);
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#endif
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#ifdef POI_FLIPBOOK
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applyFlipbookEmission(finalEmission);
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#endif
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#ifdef POI_GLITTER
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applyGlitter(finalEmission, finalColor);
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#endif
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#ifdef POI_MSDF
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{
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ApplyTextOverlayEmission(finalEmission);
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}
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#endif
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#endif
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#ifdef POI_LIGHTING
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#if(defined(POINT) || defined(SPOT))
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#ifdef POI_METAL
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//ApplyMetallics(finalColor, true);
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#endif
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#endif
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#endif
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#if defined(TRANSPARENT) && defined(FORWARD_ADD_PASS)
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finalColor.rgb *= finalColor.a;
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#endif
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#ifdef POI_VIDEO
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applyScreenEffect(finalColor, finalColorBeforeLighting);
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finalEmission += globalVideoEmission;
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#endif
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#ifdef POI_ALPHA_TO_COVERAGE
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ApplyAlphaToCoverage(finalColor);
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#endif
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#ifdef CUTOUT
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UNITY_BRANCH
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if (_AlphaToMask == 1)
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{
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applyDithering(finalColor);
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}
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#endif
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#ifdef POI_METAL
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bool probeExists = shouldMetalHappenBeforeLighting();
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UNITY_BRANCH
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if(!probeExists)
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{
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ApplyMetallicsFake(finalColor);
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}
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#endif
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#ifdef VERTEXLIGHT_ON
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finalColor.rgb *= finalLighting + poiLight.vFinalLighting;
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#else
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finalColor.rgb *= finalLighting;
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#endif
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#ifdef POI_METAL
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UNITY_BRANCH
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if(probeExists)
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{
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ApplyMetallics(finalColor);
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}
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#endif
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finalColor.rgb += finalSpecular0 + finalEnvironmentalRim + finalSSS;
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#ifdef FORWARD_BASE_PASS
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#ifdef POI_CLEARCOAT
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calculateAndApplyClearCoat(finalColor);
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#endif
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#endif
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#ifdef POI_DEBUG
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displayDebugInfo(finalColor);
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#endif
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finalColor.a = saturate(finalColor.a);
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#if defined(TRANSPARENT) || defined(CUTOUT)
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//finalEmission *= finalColor.a;
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#endif
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#ifdef POI_META_PASS
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UnityMetaInput meta;
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UNITY_INITIALIZE_OUTPUT(UnityMetaInput, meta);
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meta.Emission = finalEmission * _GIEmissionMultiplier;
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meta.Albedo = saturate(finalColor.rgb);
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#ifdef POI_SPECULAR
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meta.SpecularColor = poiLight.color.rgb * _SpecularTint.rgb * lerp(1, albedo.rgb, _SpecularMetallic) * _SpecularTint.a;
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#else
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meta.SpecularColor = poiLight.color.rgb * albedo.rgb;
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#endif
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return UnityMetaFragment(meta);
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#endif
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finalColor.rgb += finalEmission;
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#ifdef POI_GRAB
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applyGrabEffects(finalColor);
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#endif
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#ifdef POI_BLUR
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ApplyBlurToGrabPass(finalColor);
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#endif
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#ifdef FORWARD_BASE_PASS
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UNITY_BRANCH
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if (_IgnoreFog == 0)
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{
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UNITY_APPLY_FOG(i.fogCoord, finalColor);
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}
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#endif
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#ifdef OPAQUE
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finalColor.a = 1;
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#endif
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#ifdef FORWARD_ADD_PASS
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finalColor.rgb *= finalColor.a;
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#endif
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return finalColor;
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}
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#endif |