public static void AddBlendingStatesShaderProperties(
PropertyCollector collector, SurfaceType surface, BlendMode blend, int sortingPriority,
bool transparentZWrite, TransparentCullMode transparentCullMode,
OpaqueCullMode opaqueCullMode, CompareFunction zTest,
bool backThenFrontRendering, bool fogOnTransparent)
{
collector.AddFloatProperty("_SurfaceType", (int)surface);
collector.AddFloatProperty("_BlendMode", (int)blend, HLSLDeclaration.UnityPerMaterial);
// All these properties values will be patched with the material keyword update
collector.AddFloatProperty("_SrcBlend", 1.0f);
collector.AddFloatProperty("_DstBlend", 0.0f);
collector.AddFloatProperty("_AlphaSrcBlend", 1.0f);
collector.AddFloatProperty("_AlphaDstBlend", 0.0f);
collector.AddToggleProperty(kZWrite, (surface == SurfaceType.Transparent) ? transparentZWrite : true);
collector.AddToggleProperty(kTransparentZWrite, transparentZWrite);
collector.AddFloatProperty("_CullMode", (int)CullMode.Back);
collector.AddIntProperty(kTransparentSortPriority, sortingPriority);
collector.AddToggleProperty(kEnableFogOnTransparent, fogOnTransparent);
collector.AddFloatProperty("_CullModeForward", (int)CullMode.Back);
collector.AddShaderProperty(new Vector1ShaderProperty
{
overrideReferenceName = kTransparentCullMode,
floatType = FloatType.Enum,
value = (int)transparentCullMode,
enumNames = { "Front", "Back" },
enumValues = { (int)TransparentCullMode.Front, (int)TransparentCullMode.Back },
hidden = true,
overrideHLSLDeclaration = true,
hlslDeclarationOverride = HLSLDeclaration.DoNotDeclare,
});
collector.AddShaderProperty(new Vector1ShaderProperty
{
overrideReferenceName = kOpaqueCullMode,
floatType = FloatType.Enum,
value = (int)opaqueCullMode,
enumType = EnumType.CSharpEnum,
cSharpEnumType = typeof(OpaqueCullMode),
hidden = true,
overrideHLSLDeclaration = true,
hlslDeclarationOverride = HLSLDeclaration.DoNotDeclare,
});
// Add ZTest properties:
collector.AddIntProperty("_ZTestDepthEqualForOpaque", (int)CompareFunction.LessEqual);
collector.AddShaderProperty(new Vector1ShaderProperty
{
overrideReferenceName = kZTestTransparent,
floatType = FloatType.Enum,
value = (int)zTest,
enumType = EnumType.CSharpEnum,
cSharpEnumType = typeof(CompareFunction),
hidden = true,
overrideHLSLDeclaration = true,
hlslDeclarationOverride = HLSLDeclaration.DoNotDeclare,
});
collector.AddToggleProperty(kTransparentBackfaceEnable, backThenFrontRendering);
}
public static void AddStencilShaderProperties(PropertyCollector collector, bool splitLighting, bool receiveSSR, bool recieveSSRTransparent = false)
{
BaseLitGUI.ComputeStencilProperties(receiveSSR, splitLighting, out int stencilRef, out int stencilWriteMask,
out int stencilRefDepth, out int stencilWriteMaskDepth, out int stencilRefGBuffer, out int stencilWriteMaskGBuffer,
out int stencilRefMV, out int stencilWriteMaskMV
);
// All these properties values will be patched with the material keyword update
collector.AddIntProperty("_StencilRef", stencilRef);
collector.AddIntProperty("_StencilWriteMask", stencilWriteMask);
// Depth prepass
collector.AddIntProperty("_StencilRefDepth", stencilRefDepth); // Nothing
collector.AddIntProperty("_StencilWriteMaskDepth", stencilWriteMaskDepth); // StencilUsage.TraceReflectionRay
// Motion vector pass
collector.AddIntProperty("_StencilRefMV", stencilRefMV); // StencilUsage.ObjectMotionVector
collector.AddIntProperty("_StencilWriteMaskMV", stencilWriteMaskMV); // StencilUsage.ObjectMotionVector
// Distortion vector pass
collector.AddIntProperty("_StencilRefDistortionVec", (int)StencilUsage.DistortionVectors);
collector.AddIntProperty("_StencilWriteMaskDistortionVec", (int)StencilUsage.DistortionVectors);
// Gbuffer
collector.AddIntProperty("_StencilWriteMaskGBuffer", stencilWriteMaskGBuffer);
collector.AddIntProperty("_StencilRefGBuffer", stencilRefGBuffer);
collector.AddIntProperty("_ZTestGBuffer", 4);
collector.AddToggleProperty(kUseSplitLighting, splitLighting);
collector.AddToggleProperty(kReceivesSSR, receiveSSR);
collector.AddToggleProperty(kReceivesSSRTransparent, recieveSSRTransparent);
}
public static void AddStencilShaderProperties(PropertyCollector collector, SystemData systemData, LightingData lightingData, bool splitLighting)
{
bool ssrStencil = false;
if (lightingData != null)
{
ssrStencil = systemData.surfaceType == SurfaceType.Opaque ? lightingData.receiveSSR : lightingData.receiveSSRTransparent;
bool receiveSSROpaque = lightingData.receiveSSR;
bool receiveSSRTransparent = lightingData.receiveSSRTransparent;
bool receiveDecals = lightingData.receiveDecals;
bool blendPreserveSpecular = lightingData.blendPreserveSpecular;
// Don't add those property on Unlit
collector.AddToggleProperty(kUseSplitLighting, splitLighting);
collector.AddToggleProperty(kReceivesSSR, receiveSSROpaque);
collector.AddToggleProperty(kReceivesSSRTransparent, receiveSSRTransparent);
collector.AddToggleProperty(kEnableBlendModePreserveSpecularLighting, blendPreserveSpecular);
collector.AddToggleProperty(kSupportDecals, receiveDecals);
}
// Configure render state
BaseLitGUI.ComputeStencilProperties(ssrStencil, splitLighting, out int stencilRef, out int stencilWriteMask,
out int stencilRefDepth, out int stencilWriteMaskDepth, out int stencilRefGBuffer, out int stencilWriteMaskGBuffer,
out int stencilRefMV, out int stencilWriteMaskMV
);
// All these properties values will be patched with the material keyword update
collector.AddIntProperty("_StencilRef", stencilRef);
collector.AddIntProperty("_StencilWriteMask", stencilWriteMask);
// Depth prepass
collector.AddIntProperty("_StencilRefDepth", stencilRefDepth); // Nothing
collector.AddIntProperty("_StencilWriteMaskDepth", stencilWriteMaskDepth); // StencilUsage.TraceReflectionRay
// Motion vector pass
collector.AddIntProperty("_StencilRefMV", stencilRefMV); // StencilUsage.ObjectMotionVector
collector.AddIntProperty("_StencilWriteMaskMV", stencilWriteMaskMV); // StencilUsage.ObjectMotionVector
// Distortion vector pass
collector.AddIntProperty("_StencilRefDistortionVec", (int)StencilUsage.DistortionVectors);
collector.AddIntProperty("_StencilWriteMaskDistortionVec", (int)StencilUsage.DistortionVectors);
// Gbuffer
collector.AddIntProperty("_StencilWriteMaskGBuffer", stencilWriteMaskGBuffer);
collector.AddIntProperty("_StencilRefGBuffer", stencilRefGBuffer);
collector.AddIntProperty("_ZTestGBuffer", 4);
}