MdlSyntax.h

Go to the documentation of this file.

//
// Copyright Contributors to the MaterialX Project
// SPDX-License-Identifier: Apache-2.0
//
 
#ifndef MATERIALX_MDLSYNTAX_H
#define MATERIALX_MDLSYNTAX_H

 
#include <MaterialXGenMdl/Export.h>
 
#include <MaterialXGenShader/Syntax.h>
 
MATERIALX_NAMESPACE_BEGIN
 
class MdlSyntax;

using MdlSyntaxPtr = shared_ptr<MdlSyntax>;

class MX_GENMDL_API MdlSyntax : public Syntax
{
  public:
    MdlSyntax(TypeSystemPtr typeSystem);
 
    static SyntaxPtr create(TypeSystemPtr typeSystem) { return std::make_shared<MdlSyntax>(typeSystem); }
 
    StructTypeSyntaxPtr createStructSyntax(const string& structTypeName, const string& defaultValue,
                                           const string& uniformDefaultValue, const string& typeAlias,
                                           const string& typeDefinition) const override;
 
    const string& getConstantQualifier() const override { return CONST_QUALIFIER; };
    const string& getUniformQualifier() const override { return UNIFORM_QUALIFIER; };
    const string& getSourceFileExtension() const override { return SOURCE_FILE_EXTENSION; };

    string getArrayTypeSuffix(TypeDesc type, const Value& value) const override;

    string getArrayVariableSuffix(TypeDesc, const Value&) const override { return EMPTY_STRING; };
 
    static const string CONST_QUALIFIER;
    static const string UNIFORM_QUALIFIER;
    static const string SOURCE_FILE_EXTENSION;
    static const StringVec VECTOR2_MEMBERS;
    static const StringVec VECTOR3_MEMBERS;
    static const StringVec VECTOR4_MEMBERS;
    static const StringVec COLOR3_MEMBERS;
    static const StringVec COLOR4_MEMBERS;
    static const StringVec ADDRESSMODE_MEMBERS;
    static const StringVec COORDINATESPACE_MEMBERS;
    static const StringVec FILTERLOOKUPMODE_MEMBERS;
    static const StringVec FILTERTYPE_MEMBERS;
    static const StringVec DISTRIBUTIONTYPE_MEMBERS;
    static const StringVec SCATTER_MODE_MEMBERS;
    static const StringVec SHEEN_MODE_MEMBERS;
    static const string PORT_NAME_PREFIX; // Applied to input and output names to avoid collisions with reserved words in MDL

    TypeDesc getEnumeratedType(const string& value) const;

    bool remapEnumeration(const string& value, TypeDesc type, const string& enumNames, std::pair<TypeDesc, ValuePtr>& result) const override;

    void makeValidName(string& name) const override;

    string modifyPortName(const string& word) const;

    string replaceSourceCodeMarkers(const string& nodeName, const string& soureCode, std::function<string(const string&)> lambda) const;

    const string& getMdlVersionSuffixMarker() const;
};

class MX_GENMDL_API MdlStructTypeSyntax : public StructTypeSyntax
{
  public:
    using StructTypeSyntax::StructTypeSyntax;
 
    string getValue(const Value& value, bool uniform) const override;
};
 
namespace Type
{
 
TYPEDESC_DEFINE_TYPE(MDL_COORDINATESPACE, "coordinatespace", TypeDesc::BASETYPE_NONE, TypeDesc::SEMANTIC_ENUM, 0)
TYPEDESC_DEFINE_TYPE(MDL_ADDRESSMODE, "addressmode", TypeDesc::BASETYPE_NONE, TypeDesc::SEMANTIC_ENUM, 0)
TYPEDESC_DEFINE_TYPE(MDL_FILTERLOOKUPMODE, "filterlookup", TypeDesc::BASETYPE_NONE, TypeDesc::SEMANTIC_ENUM, 0)
TYPEDESC_DEFINE_TYPE(MDL_FILTERTYPE, "filtertype", TypeDesc::BASETYPE_NONE, TypeDesc::SEMANTIC_ENUM, 0)
TYPEDESC_DEFINE_TYPE(MDL_DISTRIBUTIONTYPE, "distributiontype", TypeDesc::BASETYPE_NONE, TypeDesc::SEMANTIC_ENUM, 0)
TYPEDESC_DEFINE_TYPE(MDL_SCATTER_MODE, "scatter_mode", TypeDesc::BASETYPE_NONE, TypeDesc::SEMANTIC_ENUM, 0)
TYPEDESC_DEFINE_TYPE(MDL_SHEEN_MODE, "mode", TypeDesc::BASETYPE_NONE, TypeDesc::SEMANTIC_ENUM, 0)
 
} // namespace Type
 
MATERIALX_NAMESPACE_END
 
#endif