// All Validate functions must be static. It allows to automatically update the shaders with a script if code changes
internal static void ValidateMaterial(Material material)
{
MaterialId materialId = material.GetMaterialId();
if (material.HasProperty(kMaterialID))
{
if (materialId != MaterialId.LitStandard && materialId != MaterialId.LitSSS && materialId != MaterialId.LitTranslucent)
{
materialId = MaterialId.LitStandard;
material.SetFloat(kMaterialID, (float)materialId);
}
}
BaseLitAPI.SetupBaseLitKeywords(material);
BaseLitAPI.SetupBaseLitMaterialPass(material);
SetupLayersMappingKeywords(material);
bool receiveSSR = material.GetSurfaceType() == SurfaceType.Opaque ? (material.HasProperty(kReceivesSSR) ? material.GetInt(kReceivesSSR) != 0 : false)
: (material.HasProperty(kReceivesSSRTransparent) ? material.GetInt(kReceivesSSRTransparent) != 0 : false);
BaseLitAPI.SetupStencil(material, receiveSSR, materialId == MaterialId.LitSSS);
for (int i = 0; i < kMaxLayerCount; ++i)
{
NormalMapSpace normalMapSpace = ((NormalMapSpace)material.GetFloat(kNormalMapSpace + i));
CoreUtils.SetKeyword(material, "_NORMALMAP_TANGENT_SPACE" + i, normalMapSpace == NormalMapSpace.TangentSpace);
if (normalMapSpace == NormalMapSpace.TangentSpace)
{
CoreUtils.SetKeyword(material, "_NORMALMAP" + i, material.GetTexture(kNormalMap + i) || material.GetTexture(kDetailMap + i));
CoreUtils.SetKeyword(material, "_BENTNORMALMAP" + i, material.GetTexture(kBentNormalMap + i));
}
else
{
CoreUtils.SetKeyword(material, "_NORMALMAP" + i, material.GetTexture(kNormalMapOS + i) || material.GetTexture(kDetailMap + i));
CoreUtils.SetKeyword(material, "_BENTNORMALMAP" + i, material.GetTexture(kBentNormalMapOS + i));
}
CoreUtils.SetKeyword(material, "_MASKMAP" + i, material.GetTexture(kMaskMap + i));
CoreUtils.SetKeyword(material, "_DETAIL_MAP" + i, material.GetTexture(kDetailMap + i));
CoreUtils.SetKeyword(material, "_HEIGHTMAP" + i, material.GetTexture(kHeightMap + i));
CoreUtils.SetKeyword(material, "_SUBSURFACE_MASK_MAP" + i, material.GetTexture(kSubsurfaceMaskMap + i));
CoreUtils.SetKeyword(material, "_THICKNESSMAP" + i, material.GetTexture(kThicknessMap + i));
}
CoreUtils.SetKeyword(material, "_INFLUENCEMASK_MAP", material.GetTexture(kLayerInfluenceMaskMap) && material.GetFloat(kkUseMainLayerInfluence) != 0.0f);
CoreUtils.SetKeyword(material, "_EMISSIVE_MAPPING_PLANAR", ((UVEmissiveMapping)material.GetFloat(kUVEmissive)) == UVEmissiveMapping.Planar && material.GetTexture(kEmissiveColorMap));
CoreUtils.SetKeyword(material, "_EMISSIVE_MAPPING_TRIPLANAR", ((UVEmissiveMapping)material.GetFloat(kUVEmissive)) == UVEmissiveMapping.Triplanar && material.GetTexture(kEmissiveColorMap));
CoreUtils.SetKeyword(material, "_EMISSIVE_MAPPING_BASE", ((UVEmissiveMapping)material.GetFloat(kUVEmissive)) == UVEmissiveMapping.SameAsBase && material.GetTexture(kEmissiveColorMap));
CoreUtils.SetKeyword(material, "_EMISSIVE_COLOR_MAP", material.GetTexture(kEmissiveColorMap));
if (material.HasProperty(kUseEmissiveIntensity) && material.GetFloat(kUseEmissiveIntensity) != 0)
{
material.UpdateEmissiveColorFromIntensityAndEmissiveColorLDR();
}
// For migration of specular occlusion to specular mode we remove previous keyword
// _ENABLESPECULAROCCLUSION is deprecated
CoreUtils.SetKeyword(material, "_ENABLESPECULAROCCLUSION", false);
int specOcclusionMode = material.GetInt(kSpecularOcclusionMode);
CoreUtils.SetKeyword(material, "_SPECULAR_OCCLUSION_NONE", specOcclusionMode == 0);
CoreUtils.SetKeyword(material, "_SPECULAR_OCCLUSION_FROM_BENT_NORMAL_MAP", specOcclusionMode == 2);
CoreUtils.SetKeyword(material, "_MAIN_LAYER_INFLUENCE_MODE", material.GetFloat(kkUseMainLayerInfluence) != 0.0f);
VertexColorMode VCMode = (VertexColorMode)material.GetFloat(kVertexColorMode);
if (VCMode == VertexColorMode.Multiply)
{
CoreUtils.SetKeyword(material, "_LAYER_MASK_VERTEX_COLOR_MUL", true);
CoreUtils.SetKeyword(material, "_LAYER_MASK_VERTEX_COLOR_ADD", false);
}
else if (VCMode == VertexColorMode.Add)
{
CoreUtils.SetKeyword(material, "_LAYER_MASK_VERTEX_COLOR_MUL", false);
CoreUtils.SetKeyword(material, "_LAYER_MASK_VERTEX_COLOR_ADD", true);
}
else
{
CoreUtils.SetKeyword(material, "_LAYER_MASK_VERTEX_COLOR_MUL", false);
CoreUtils.SetKeyword(material, "_LAYER_MASK_VERTEX_COLOR_ADD", false);
}
bool useHeightBasedBlend = material.GetFloat(kUseHeightBasedBlend) != 0.0f;
CoreUtils.SetKeyword(material, "_HEIGHT_BASED_BLEND", useHeightBasedBlend);
bool useDensityModeEnable = false;
for (int i = 0; i < material.GetInt(kLayerCount); ++i)
{
useDensityModeEnable |= material.GetFloat(kOpacityAsDensity + i) != 0.0f;
}
CoreUtils.SetKeyword(material, "_DENSITY_MODE", useDensityModeEnable);
CoreUtils.SetKeyword(material, "_MATERIAL_FEATURE_SUBSURFACE_SCATTERING", materialId == MaterialId.LitSSS);
CoreUtils.SetKeyword(material, "_MATERIAL_FEATURE_TRANSMISSION", materialId == MaterialId.LitTranslucent || (materialId == MaterialId.LitSSS && material.GetFloat(kTransmissionEnable) > 0.0f));
BaseLitAPI.SetupDisplacement(material, material.GetInt(kLayerCount));
}
// All Validate functions must be static. It allows to automatically update the shaders with a script if code changes
internal static void ValidateMaterial(Material material)
{
BaseLitAPI.SetupBaseLitKeywords(material);
BaseLitAPI.SetupBaseLitMaterialPass(material);
bool receiveSSR = material.GetSurfaceType() == SurfaceType.Opaque ? (material.HasProperty(kReceivesSSR) ? material.GetInt(kReceivesSSR) != 0 : false)
: (material.HasProperty(kReceivesSSRTransparent) ? material.GetInt(kReceivesSSRTransparent) != 0 : false);
BaseLitAPI.SetupStencil(material, receiveSSR, material.GetMaterialId() == MaterialId.LitSSS);
BaseLitAPI.SetupDisplacement(material);
if (material.HasProperty(kNormalMapSpace))
{
NormalMapSpace normalMapSpace = (NormalMapSpace)material.GetFloat(kNormalMapSpace);
// Note: keywords must be based on Material value not on MaterialProperty due to multi-edit & material animation
// (MaterialProperty value might come from renderer material property block)
CoreUtils.SetKeyword(material, "_MAPPING_PLANAR", ((UVBaseMapping)material.GetFloat(kUVBase)) == UVBaseMapping.Planar);
CoreUtils.SetKeyword(material, "_MAPPING_TRIPLANAR", ((UVBaseMapping)material.GetFloat(kUVBase)) == UVBaseMapping.Triplanar);
CoreUtils.SetKeyword(material, "_NORMALMAP_TANGENT_SPACE", (normalMapSpace == NormalMapSpace.TangentSpace));
if (normalMapSpace == NormalMapSpace.TangentSpace)
{
// With details map, we always use a normal map and Unity provide a default (0, 0, 1) normal map for it
CoreUtils.SetKeyword(material, "_NORMALMAP", material.GetTexture(kNormalMap) || material.GetTexture(kDetailMap));
CoreUtils.SetKeyword(material, "_TANGENTMAP", material.GetTexture(kTangentMap));
CoreUtils.SetKeyword(material, "_BENTNORMALMAP", material.GetTexture(kBentNormalMap));
}
else // Object space
{
CoreUtils.SetKeyword(material, "_NORMALMAP", material.GetTexture(kNormalMapOS));
CoreUtils.SetKeyword(material, "_TANGENTMAP", material.GetTexture(kTangentMapOS));
CoreUtils.SetKeyword(material, "_BENTNORMALMAP", material.GetTexture(kBentNormalMapOS));
}
}
if (material.HasProperty(kMaskMap))
{
CoreUtils.SetKeyword(material, "_MASKMAP", material.GetTexture(kMaskMap));
}
if (material.HasProperty(kUVEmissive) && material.HasProperty(kEmissiveColorMap))
{
CoreUtils.SetKeyword(material, "_EMISSIVE_MAPPING_PLANAR", ((UVEmissiveMapping)material.GetFloat(kUVEmissive)) == UVEmissiveMapping.Planar && material.GetTexture(kEmissiveColorMap));
CoreUtils.SetKeyword(material, "_EMISSIVE_MAPPING_TRIPLANAR", ((UVEmissiveMapping)material.GetFloat(kUVEmissive)) == UVEmissiveMapping.Triplanar && material.GetTexture(kEmissiveColorMap));
CoreUtils.SetKeyword(material, "_EMISSIVE_MAPPING_BASE", ((UVEmissiveMapping)material.GetFloat(kUVEmissive)) == UVEmissiveMapping.SameAsBase && material.GetTexture(kEmissiveColorMap));
CoreUtils.SetKeyword(material, "_EMISSIVE_COLOR_MAP", material.GetTexture(kEmissiveColorMap));
}
if (material.HasProperty(kUseEmissiveIntensity) && material.GetFloat(kUseEmissiveIntensity) != 0)
{
material.UpdateEmissiveColorFromIntensityAndEmissiveColorLDR();
}
if (material.HasProperty(kSpecularOcclusionMode))
{
// For migration of specular occlusion to specular mode we remove previous keyword
// _ENABLESPECULAROCCLUSION is deprecated
CoreUtils.SetKeyword(material, "_ENABLESPECULAROCCLUSION", false);
int specOcclusionMode = material.GetInt(kSpecularOcclusionMode);
CoreUtils.SetKeyword(material, "_SPECULAR_OCCLUSION_NONE", specOcclusionMode == 0);
CoreUtils.SetKeyword(material, "_SPECULAR_OCCLUSION_FROM_BENT_NORMAL_MAP", specOcclusionMode == 2);
}
if (material.HasProperty(kHeightMap))
{
CoreUtils.SetKeyword(material, "_HEIGHTMAP", material.GetTexture(kHeightMap));
}
if (material.HasProperty(kAnisotropyMap))
{
CoreUtils.SetKeyword(material, "_ANISOTROPYMAP", material.GetTexture(kAnisotropyMap));
}
if (material.HasProperty(kDetailMap))
{
CoreUtils.SetKeyword(material, "_DETAIL_MAP", material.GetTexture(kDetailMap));
}
if (material.HasProperty(kSubsurfaceMaskMap))
{
CoreUtils.SetKeyword(material, "_SUBSURFACE_MASK_MAP", material.GetTexture(kSubsurfaceMaskMap));
}
if (material.HasProperty(kThicknessMap))
{
CoreUtils.SetKeyword(material, "_THICKNESSMAP", material.GetTexture(kThicknessMap));
}
if (material.HasProperty(kIridescenceThicknessMap))
{
CoreUtils.SetKeyword(material, "_IRIDESCENCE_THICKNESSMAP", material.GetTexture(kIridescenceThicknessMap));
}
if (material.HasProperty(kSpecularColorMap))
{
CoreUtils.SetKeyword(material, "_SPECULARCOLORMAP", material.GetTexture(kSpecularColorMap));
}
if (material.HasProperty(kUVDetail) || material.HasProperty(kUVBase))
{
bool needUV2 = (UVDetailMapping)material.GetFloat(kUVDetail) == UVDetailMapping.UV2 || (UVBaseMapping)material.GetFloat(kUVBase) == UVBaseMapping.UV2;
bool needUV3 = (UVDetailMapping)material.GetFloat(kUVDetail) == UVDetailMapping.UV3 || (UVBaseMapping)material.GetFloat(kUVBase) == UVBaseMapping.UV3;
if (needUV3)
{
material.DisableKeyword("_REQUIRE_UV2");
material.EnableKeyword("_REQUIRE_UV3");
}
else if (needUV2)
{
material.EnableKeyword("_REQUIRE_UV2");
material.DisableKeyword("_REQUIRE_UV3");
}
else
{
material.DisableKeyword("_REQUIRE_UV2");
material.DisableKeyword("_REQUIRE_UV3");
}
}
if (material.HasProperty(kMaterialID))
{
MaterialId materialId = material.GetMaterialId();
CoreUtils.SetKeyword(material, "_MATERIAL_FEATURE_SUBSURFACE_SCATTERING", materialId == MaterialId.LitSSS);
CoreUtils.SetKeyword(material, "_MATERIAL_FEATURE_TRANSMISSION", materialId == MaterialId.LitTranslucent || (materialId == MaterialId.LitSSS && material.GetFloat(kTransmissionEnable) > 0.0f));
CoreUtils.SetKeyword(material, "_MATERIAL_FEATURE_ANISOTROPY", materialId == MaterialId.LitAniso);
// No material Id for clear coat, just test the attribute
CoreUtils.SetKeyword(material, "_MATERIAL_FEATURE_CLEAR_COAT", material.GetFloat(kCoatMask) > 0.0 || material.GetTexture(kCoatMaskMap));
CoreUtils.SetKeyword(material, "_MATERIAL_FEATURE_IRIDESCENCE", materialId == MaterialId.LitIridescence);
CoreUtils.SetKeyword(material, "_MATERIAL_FEATURE_SPECULAR_COLOR", materialId == MaterialId.LitSpecular);
}
if (material.HasProperty(kRefractionModel))
{
var canHaveRefraction = material.GetSurfaceType() == SurfaceType.Transparent && !HDRenderQueue.k_RenderQueue_PreRefraction.Contains(material.renderQueue);
CoreUtils.SetKeyword(material, "_TRANSMITTANCECOLORMAP", material.GetTexture(kTransmittanceColorMap) && canHaveRefraction);
}
}