Util.h

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//
// Copyright Contributors to the MaterialX Project
// SPDX-License-Identifier: Apache-2.0
//
 
#ifndef MATERIALX_SHADERGEN_UTIL_H
#define MATERIALX_SHADERGEN_UTIL_H
 
 
#include <MaterialXGenShader/Export.h>
 
#include <MaterialXCore/Document.h>
 
#include <unordered_set>
 
MATERIALX_NAMESPACE_BEGIN
 
class ShaderGenerator;
 
MX_GENSHADER_API bool isTransparentSurface(ElementPtr element, const string& target = EMPTY_STRING);
 
MX_GENSHADER_API void mapValueToColor(ConstValuePtr value, Color4& color);
 
MX_GENSHADER_API bool requiresImplementation(ConstNodeDefPtr nodeDef);
 
MX_GENSHADER_API bool elementRequiresShading(ConstTypedElementPtr element);
 
MX_GENSHADER_API vector<TypedElementPtr> findRenderableMaterialNodes(ConstDocumentPtr doc);
 
MX_GENSHADER_API vector<TypedElementPtr> findRenderableElements(ConstDocumentPtr doc);
 
MX_GENSHADER_API InputPtr getNodeDefInput(InputPtr nodeInput, const string& target);
 
MX_GENSHADER_API void tokenSubstitution(const StringMap& substitutions, string& source);
 
MX_GENSHADER_API vector<Vector2> getUdimCoordinates(const StringVec& udimIdentifiers);
 
MX_GENSHADER_API void getUdimScaleAndOffset(const vector<Vector2>& udimCoordinates, Vector2& scaleUV, Vector2& offsetUV);
 
MX_GENSHADER_API NodePtr connectsToWorldSpaceNode(OutputPtr output);
 
MX_GENSHADER_API bool hasElementAttributes(OutputPtr output, const StringVec& attributes);
 
//
// These are deprecated wrappers for older versions of the function interfaces in this module.
// Clients using these interfaces should update them to the latest API.
//
MX_GENSHADER_API [[deprecated]] void findRenderableMaterialNodes(ConstDocumentPtr doc, vector<TypedElementPtr>& elements, bool, std::unordered_set<ElementPtr>&);
MX_GENSHADER_API [[deprecated]] void findRenderableElements(ConstDocumentPtr doc, vector<TypedElementPtr>& elements, bool includeReferencedGraphs = false);
 
MATERIALX_NAMESPACE_END
 
#endif