Vulkan-Hpp/VulkanHppGenerator.hpp

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// Copyright(c) 2015-2019, NVIDIA CORPORATION. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include <map>
#include <iostream>
#include <set>
#include <vector>
#include <tinyxml2.h>
class VulkanHppGenerator
{
public:
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VulkanHppGenerator(tinyxml2::XMLDocument const& document);
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void appendBaseTypes(std::string & str) const;
void appendBitmasks(std::string & str) const;
void appendDispatchLoaderDynamic(std::string & str); // use vkGet*ProcAddress to get function pointers
void appendDispatchLoaderStatic(std::string & str); // use exported symbols from loader
void appendDispatchLoaderDefault(std::string & str); // typedef to DispatchLoaderStatic or undefined type, based on VK_NO_PROTOTYPES
void appendEnums(std::string & str) const;
void appendForwardDeclarations(std::string & str) const;
void appendHandles(std::string & str) const;
void appendHandlesCommandDefintions(std::string & str) const;
void appendResultExceptions(std::string & str) const;
void appendStructs(std::string & str) const;
void appendStructureChainValidation(std::string & str);
void appendThrowExceptions(std::string & str) const;
std::string const& getTypesafeCheck() const;
std::string const& getVersion() const;
std::string const& getVulkanLicenseHeader() const;
private:
struct BaseTypeData
{
BaseTypeData(std::string const& type_, int line)
: type(type_)
, xmlLine(line)
{}
std::string type;
int xmlLine;
};
struct BitmaskData
{
BitmaskData(std::string const& r, std::string const& t, int line)
: requirements(r)
, type(t)
, xmlLine(line)
{}
std::string requirements;
std::string type;
std::string platform;
std::string alias;
int xmlLine;
};
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struct NameData
{
std::string name;
std::vector<std::string> arraySizes;
std::string bitCount;
};
struct TypeData
{
std::string compose() const;
bool operator==(TypeData const& rhs) const
{
return (prefix == rhs.prefix) && (type == rhs.type) && (postfix == rhs.postfix);
}
std::string prefix;
std::string type;
std::string postfix;
};
struct ParamData
{
ParamData()
: optional(false)
{}
TypeData type;
std::string name;
std::vector<std::string> arraySizes;
std::string len;
bool optional;
};
struct CommandData
{
CommandData(int line)
: xmlLine(line)
{}
std::vector<ParamData> params;
std::string platform;
std::string returnType;
std::vector<std::string> successCodes;
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std::vector<std::string> errorCodes;
std::set<std::string> aliases;
int xmlLine;
};
struct EnumValueData
{
EnumValueData(std::string const& vulkan, std::string const& vk, bool singleBit_)
: vulkanValue(vulkan)
, vkValue(vk)
, singleBit(singleBit_)
{}
std::string vulkanValue;
std::string vkValue;
bool singleBit;
};
struct EnumData
{
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void addEnumValue(int line, std::string const& valueName, bool bitmask, bool bitpos, std::string const& prefix, std::string const& postfix, std::string const& tag);
std::string alias; // alias for this enum
std::vector<std::pair<std::string, std::string>> aliases; // pairs of vulkan enum value and corresponding vk::-namespace enum value
bool isBitmask = false;
std::string platform;
std::vector<EnumValueData> values;
};
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struct ExtensionData
{
ExtensionData(int line)
: xmlLine(line)
{}
std::string deprecatedBy;
std::string obsoletedBy;
std::string promotedTo;
std::map<std::string, int> requirements;
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int xmlLine;
};
struct FuncPointerData
{
FuncPointerData(std::string const& r, int line)
: requirements(r)
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, xmlLine(line)
{}
std::string requirements;
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int xmlLine;
};
struct HandleData
{
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HandleData(std::vector<std::string> const& p, int line)
: parents(p)
, xmlLine(line)
{}
std::string alias;
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std::set<std::string> childrenHandles;
std::map<std::string, CommandData> commands;
std::string deleteCommand;
std::string deletePool;
std::string platform;
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std::vector<std::string> parents;
int xmlLine;
};
struct MemberData
{
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MemberData(int line)
: xmlLine(line)
{}
TypeData type;
std::string name;
std::vector<std::string> arraySizes;
std::string bitCount;
std::string values;
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std::string usedConstant;
int xmlLine;
};
struct StructureData
{
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StructureData(std::vector<std::string> const& extends, int line)
: returnedOnly(false)
, isUnion(false)
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, structExtends(extends)
, xmlLine(line)
{}
bool returnedOnly;
bool isUnion;
std::vector<MemberData> members;
std::string platform;
std::vector<std::string> structExtends;
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std::set<std::string> aliases;
std::string subStruct;
int xmlLine;
};
private:
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void appendArgumentPlainType(std::string & str, ParamData const& paramData) const;
void appendArguments(std::string & str, CommandData const& commandData, size_t returnParamIndex, size_t templateParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool twoStep, bool firstCall, bool singular, size_t from, size_t to) const;
void appendArgumentVector(std::string & str, size_t paramIndex, ParamData const& paramData, size_t returnParamIndex, size_t templateParamIndex, bool twoStep, bool firstCall, bool singular) const;
void appendArgumentVulkanType(std::string & str, ParamData const& paramData) const;
void appendBitmask(std::string & os, std::string const& bitmaskName, std::string const& bitmaskType, std::string const& bitmaskAlias, std::string const& enumName, std::vector<EnumValueData> const& enumValues) const;
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void appendBitmaskToStringFunction(std::string & str, std::string const& flagsName, std::string const& enumName, std::vector<EnumValueData> const& enumValues) const;
void appendCall(std::string &str, std::pair<std::string, CommandData> const& commandData, size_t returnParamIndex, size_t templateParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool twoStep, bool firstCall, bool singular) const;
void appendCommand(std::string & str, std::string const& indentation, std::string const& name, std::pair<std::string, CommandData> const& commandData, bool definition) const;
void appendEnum(std::string & str, std::pair<std::string, EnumData> const& enumData) const;
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void appendEnumInitializer(std::string& str, TypeData const& type, std::vector<std::string> const& arraySizes, std::vector<EnumValueData> const& values) const;
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void appendEnumToString(std::string & str, std::pair<std::string, EnumData> const& enumData) const;
void appendFunction(std::string & str, std::string const& indentation, std::string const& name, std::pair<std::string, CommandData> const& commandData, size_t returnParamIndex, size_t templateParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool twoStep, std::string const& enhancedReturnType, bool definition, bool enhanced, bool singular, bool unique, bool isStructureChain, bool withAllocator) const;
void appendFunctionBodyEnhanced(std::string & str, std::string const& indentation, std::string const& commandName, std::pair<std::string, CommandData> const& commandData, size_t returnParamIndex, size_t templateParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool twoStep, std::string const& enhancedReturnType, bool singular, bool unique, bool isStructureChain, bool withAllocator) const;
std::string appendFunctionBodyEnhancedLocalReturnVariable(std::string & str, std::string const& indentation, CommandData const& commandData, size_t returnParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool twoStep, std::string const& enhancedReturnType, bool singular, bool isStructureChain, bool withAllocator) const;
void appendFunctionBodyEnhancedLocalReturnVariableVectorSize(std::string & str, std::vector<ParamData> const& params, std::pair<size_t, size_t> const& vectorParamIndex, size_t returnParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool withAllocator) const;
void appendFunctionBodyEnhancedMultiVectorSizeCheck(std::string & str, std::string const& indentation, std::string const& commandName, std::pair<std::string, CommandData> const& commandData, size_t returnParamIndex, std::map<size_t, size_t> const& vectorParamIndices) const;
void appendFunctionBodyEnhancedReturnResultValue(std::string & str, std::string const& indentation, std::string const& returnName, std::string const& commandName, std::pair<std::string, CommandData> const& commandData, size_t returnParamIndex, bool twoStep, bool singular, bool unique) const;
void appendFunctionBodyEnhancedSingleStep(std::string & str, std::string const& indentation, std::pair<std::string, CommandData> const& commandData, size_t returnParamIndex, size_t templateParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool singular) const;
void appendFunctionBodyEnhancedTwoStep(std::string & str, std::string const& indentation, std::pair<std::string, CommandData> const& commandData, size_t returnParamIndex, size_t templateParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool singular, std::string const& returnName) const;
void appendFunctionBodyEnhancedVectorOfStructureChain(std::string & str, std::string const& indentation, std::pair<std::string,CommandData> const& commandData, size_t returnParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool withAllocator) const;
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void appendFunctionBodyEnhancedVectorOfUniqueHandles(std::string & str, std::string const& indentation, std::string const& commandName, std::pair<std::string, CommandData> const& commandData, size_t returnParamIndex, size_t templateParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool twoStep, bool singular, bool withAllocator) const;
void appendFunctionBodyStandard(std::string & str, std::string const& indentation, std::pair<std::string, CommandData> const& commandData) const;
void appendFunctionBodyStandardArgument(std::string & str, TypeData const& typeData, std::string const& name) const;
bool appendFunctionHeaderArgumentEnhanced(std::string & str, ParamData const& param, size_t paramIndex, std::map<size_t, size_t> const& vectorParamIndices, bool skip, bool argEncountered, bool isTemplateParam, bool isLastArgument, bool singular, bool withDefaults, bool withAllocator) const;
void appendFunctionHeaderArgumentEnhancedPointer(std::string & str, ParamData const& param, std::string const& strippedParameterName, bool withDefaults, bool withAllocator) const;
void appendFunctionHeaderArgumentEnhancedSimple(std::string & str, ParamData const& param, bool lastArgument, bool withDefaults, bool withAllocator) const;
void appendFunctionHeaderArgumentEnhancedVector(std::string & str, ParamData const& param, std::string const& strippedParameterName, bool hasSizeParam, bool isTemplateParam, bool singular, bool withDefaults, bool withAllocator) const;
void appendFunctionHeaderArguments(std::string & str, std::pair<std::string, CommandData> const& commandData, size_t returnParamIndex, size_t templateParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool enhanced, bool singular, bool withDefaults, bool withAllocator) const;
void appendFunctionHeaderArgumentsEnhanced(std::string & str, std::pair<std::string, CommandData> const& commandData, size_t returnParamIndex, size_t templateParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool singular, bool withDefaults, bool withAllocator) const;
void appendFunctionHeaderArgumentsStandard(std::string & str, std::pair<std::string, CommandData> const& commandData, bool withDefaults) const;
bool appendFunctionHeaderArgumentStandard(std::string & str, ParamData const& param, bool argEncountered, bool isLastArgument, bool withDefaults) const;
void appendFunctionHeaderReturnType(std::string & str, CommandData const& commandData, size_t returnParamIndex, std::map<size_t, size_t> const& vectorParamIndices, std::string const& enhancedReturnType, bool enhanced, bool twoStep, bool singular, bool unique, bool isStructureChain) const;
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void appendFunctionHeaderTemplate(std::string & str, std::string const& indentation, size_t returnParamIndex, size_t templateParamIndex, std::string const& enhancedReturnType, bool enhanced, bool singular, bool unique, bool withDefault, bool isStructureChain) const;
void appendHandle(std::string & str, std::pair<std::string, HandleData> const& handle, std::set<std::string> & listedHandles) const;
void appendPlatformEnter(std::string & str, bool isAliased, std::string const& platform) const;
void appendPlatformLeave(std::string & str, bool isAliased, std::string const& platform) const;
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void appendStruct(std::string & str, std::pair<std::string, StructureData> const& structure, std::set<std::string> & listedStructures) const;
void appendStructAssignmentOperator(std::string &str, std::pair<std::string, StructureData> const& structure, std::string const& prefix) const;
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void appendStructCompareOperators(std::string & str, std::pair<std::string, StructureData> const& structure) const;
void appendStructConstructor(std::string &str, std::pair<std::string, StructureData> const& structData, std::string const& prefix) const;
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bool appendStructConstructorArgument(std::string & str, bool listedArgument, std::string const& indentation, MemberData const& memberData) const;
void appendStructCopyConstructor(std::string &str, std::pair<std::string, StructureData> const& structData, std::string const& prefix) const;
void appendStructCopyConstructors(std::string & str, std::string const& vkName) const;
void appendStructMembers(std::string & str, std::pair<std::string,StructureData> const& structData, std::string const& prefix) const;
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void appendStructSetter(std::string & str, std::string const& structureName, MemberData const& memberData) const;
void appendStructSubConstructor(std::string &str, std::pair<std::string, StructureData> const& structData, std::string const& prefix) const;
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void appendStructure(std::string & str, std::pair<std::string, StructureData> const& structure) const;
void appendUnion(std::string & str, std::pair<std::string, StructureData> const& structure) const;
void appendUniqueTypes(std::string &str, std::string const& parentType, std::set<std::string> const& childrenTypes) const;
std::string constructConstexprString(std::pair<std::string, StructureData> const& structData) const;
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void checkCorrectness();
bool checkLenAttribute(std::string const& len, std::vector<ParamData> const& params);
bool containsArray(std::string const& type) const;
bool containsUnion(std::string const& type) const;
std::string determineEnhancedReturnType(CommandData const& commandData, size_t returnParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool twoStep, bool isStructureChain) const;
size_t determineReturnParamIndex(CommandData const& commandData, std::map<size_t, size_t> const& vectorParamIndices, bool twoStep) const;
std::string determineSubStruct(std::pair<std::string, StructureData> const& structure) const;
size_t determineTemplateParamIndex(std::vector<ParamData> const& params, std::map<size_t, size_t> const& vectorParamIndices) const;
std::map<size_t, size_t> determineVectorParamIndices(std::vector<ParamData> const& params) const;
bool isTwoStepAlgorithm(std::vector<ParamData> const& params) const;
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void linkCommandToHandle(int line, std::string const& name, CommandData const& commandData);
void readBaseType(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
void readBitmask(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
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void readBitmaskAlias(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
void readCommand(tinyxml2::XMLElement const* element);
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void readCommand(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributess);
void readCommandAlias(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
ParamData readCommandParam(tinyxml2::XMLElement const* element, std::vector<ParamData> const& params);
std::pair<std::string, std::string> readCommandProto(tinyxml2::XMLElement const* element);
void readCommands(tinyxml2::XMLElement const* element);
std::string readComment(tinyxml2::XMLElement const* element);
void readDefine(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
void readEnum(tinyxml2::XMLElement const* element, EnumData & enumData, bool bitmask, std::string const& prefix, std::string const& postfix);
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void readEnum(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes, EnumData & enumData, bool bitmask, std::string const& prefix, std::string const& postfix);
void readEnumAlias(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes, EnumData & enumData, bool bitmask, std::string const& prefix, std::string const& postfix);
void readEnumConstant(tinyxml2::XMLElement const* element);
void readEnums(tinyxml2::XMLElement const* element);
void readExtension(tinyxml2::XMLElement const* element);
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void readExtensionDisabledCommand(tinyxml2::XMLElement const* element);
void readExtensionDisabledEnum(std::string const& extensionName, tinyxml2::XMLElement const* element);
void readExtensionDisabledRequire(std::string const& extensionName, tinyxml2::XMLElement const* element);
void readExtensionDisabledType(tinyxml2::XMLElement const* element);
void readExtensionRequire(tinyxml2::XMLElement const* element, std::string const& platform, std::string const& tag, std::map<std::string, int> & requirements);
void readExtensionRequireCommand(tinyxml2::XMLElement const* element, std::string const& platform);
void readExtensionRequireType(tinyxml2::XMLElement const* element, std::string const& platform);
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void readExtensions(tinyxml2::XMLElement const* element);
void readFeature(tinyxml2::XMLElement const* element);
void readFeatureRequire(tinyxml2::XMLElement const* element);
void readFuncpointer(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
void readHandle(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
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std::pair<NameData, TypeData> readNameAndType(tinyxml2::XMLElement const* elements);
void readPlatform(tinyxml2::XMLElement const* element);
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void readPlatforms(tinyxml2::XMLElement const* element);
void readRegistry(tinyxml2::XMLElement const* element);
void readRequireCommand(tinyxml2::XMLElement const* element);
void readRequireEnum(tinyxml2::XMLElement const* element, std::string const& tag);
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void readRequireEnum(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes, std::string const& tag);
void readRequireEnumAlias(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes, std::string const& tag);
void readRequires(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
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void readRequireType(tinyxml2::XMLElement const* element);
void readStruct(tinyxml2::XMLElement const* element, bool isUnion, std::map<std::string, std::string> const& attributes);
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void readStructAlias(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
void readStructMember(tinyxml2::XMLElement const* element, std::vector<MemberData> & members);
void readStructMemberEnum(tinyxml2::XMLElement const* element, MemberData & memberData);
void readStructMemberName(tinyxml2::XMLElement const* element, MemberData & memberData, std::vector<MemberData> const& members);
void readStructMemberType(tinyxml2::XMLElement const* element, MemberData & memberData);
void readTag(tinyxml2::XMLElement const* element);
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void readTags(tinyxml2::XMLElement const* element);
void readType(tinyxml2::XMLElement const* element);
void readTypeEnum(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
void readTypeInclude(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
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void readTypes(tinyxml2::XMLElement const* element);
void registerDeleter(std::string const& name, std::pair<std::string, CommandData> const& commandData);
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void setVulkanLicenseHeader(int line, std::string const& comment);
private:
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std::map<std::string, BaseTypeData> m_baseTypes;
std::map<std::string, BitmaskData> m_bitmasks;
std::map<std::string, std::string> m_commandToHandle;
std::set<std::string> m_constants;
std::set<std::string> m_defines;
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std::map<std::string, EnumData> m_enums;
std::set<std::string> m_extendedStructs; // structs which are referenced by the structextends tag
std::map<std::string, ExtensionData> m_extensions;
std::map<std::string, std::string> m_features;
std::map<std::string, FuncPointerData> m_funcPointers;
std::map<std::string, HandleData> m_handles;
std::set<std::string> m_includes;
std::map<std::string, std::string> m_platforms;
std::map<std::string, std::string> m_structureAliases;
std::map<std::string, StructureData> m_structures;
std::set<std::string> m_tags;
std::set<std::string> m_types;
std::string m_typesafeCheck;
std::string m_version;
std::string m_vulkanLicenseHeader;
};
const size_t INVALID_INDEX = (size_t)~0;