mirror of
https://github.com/KhronosGroup/Vulkan-Hpp.git
synced 2024-09-20 05:52:16 +00:00
249 lines
17 KiB
C++
249 lines
17 KiB
C++
// Copyright(c) 2015-2019, NVIDIA CORPORATION. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <map>
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#include <iostream>
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#include <set>
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#include <vector>
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#include <tinyxml2.h>
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class VulkanHppGenerator
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{
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public:
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VulkanHppGenerator()
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{
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m_handles.insert(std::make_pair("", HandleData())); // insert the default "handle" without class (for createInstance, and such)
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}
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void checkCorrectness();
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std::set<std::string> gatherForwardDeclarations();
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std::string const& getTypesafeCheck() const;
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std::string const& getVersion() const;
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std::string const& getVulkanLicenseHeader() const;
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void readCommands(tinyxml2::XMLElement const* element);
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void readComment(tinyxml2::XMLElement const* element);
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void readEnums(tinyxml2::XMLElement const* element);
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void readExtensions(tinyxml2::XMLElement const* element);
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void readFeature(tinyxml2::XMLElement const* element);
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void readPlatforms(tinyxml2::XMLElement const* element);
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void readTags(tinyxml2::XMLElement const* element);
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void readTypes(tinyxml2::XMLElement const* element);
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void writeBaseTypes(std::ostream & os) const;
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void writeBitmasks(std::ostream & os) const;
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void writeDispatchLoaderDynamic(std::ostream &os); // use vkGet*ProcAddress to get function pointers
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void writeDispatchLoaderStatic(std::ostream &os); // use exported symbols from loader
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void writeEnums(std::ostream & os) const;
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void writeForwardDeclarations(std::ostream & os, std::set<std::string> const& forwardDeclarations) const;
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void writeHandles(std::ostream & os) const;
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void writeHandlesCommandDefintions(std::ostream & os) const;
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void writeResultExceptions(std::ostream & os) const;
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void writeStructs(std::ostream & os) const;
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void writeStructureChainValidation(std::ostream & os);
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void writeThrowExceptions(std::ostream& os) const;
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private:
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struct BitmaskData
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{
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BitmaskData(std::string const& r)
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: requires(r)
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{}
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std::string requires; // original vulkan name: VK*FlagBits
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std::string platform;
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std::string alias; // original vulkan name
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};
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struct TypeData
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{
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std::string compose() const;
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bool operator==(TypeData const& rhs) const
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{
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return (prefix == rhs.prefix) && (type == rhs.type) && (postfix == rhs.postfix);
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}
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std::string prefix;
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std::string type;
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std::string postfix;
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};
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struct ParamData
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{
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ParamData()
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: optional(false)
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{}
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TypeData type;
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std::string name;
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std::string arraySize;
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std::string len;
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bool optional;
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};
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struct CommandData
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{
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CommandData()
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: isAlias(false)
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{}
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std::vector<ParamData> params;
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std::string platform;
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std::string returnType;
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std::vector<std::string> successCodes;
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bool isAlias;
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};
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struct EnumData
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{
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void addEnumValue(std::string const& valueName, bool bitmask, std::string const& prefix, std::string const& postfix, std::string const& tag);
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std::vector<std::pair<std::string, std::string>> values; // pairs of vulkan enum value and corresponding vk::-namespace enum value
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std::vector<std::pair<std::string, std::string>> aliases; // pairs of vulkan enum value and corresponding vk::-namespace enum value
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};
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struct HandleData
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{
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std::string alias;
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std::map<std::string, CommandData> commands;
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std::string deleteCommand;
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std::string deletePool;
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std::set<std::string> childrenHandles;
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};
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struct MemberData
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{
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TypeData type;
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std::string name;
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std::string arraySize;
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std::string values;
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};
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struct StructureData
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{
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StructureData()
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: returnedOnly(false)
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{}
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bool returnedOnly;
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bool isUnion;
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std::vector<MemberData> members;
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std::string protect;
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std::vector<std::string> structExtends;
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std::string alias;
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std::string subStruct;
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};
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private:
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bool containsUnion(std::string const& type) const;
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std::string defaultValue(std::string const& type) const;
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std::string determineEnhancedReturnType(CommandData const& commandData, size_t returnParamIndex, std::map<size_t, size_t> const& vectorParamIndices, bool twoStep, bool isStructureChain) const;
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size_t determineReturnParamIndex(CommandData const& commandData, std::map<size_t, size_t> const& vectorParamIndices, bool twoStep) const;
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std::string determineSubStruct(std::pair<std::string, StructureData> const& structure) const;
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size_t determineTemplateParamIndex(std::vector<ParamData> const& params, std::map<size_t, size_t> const& vectorParamIndices) const;
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std::map<size_t, size_t> determineVectorParamIndices(std::vector<ParamData> const& params) const;
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std::string generateCall(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;
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bool isTwoStepAlgorithm(std::vector<ParamData> const& params) const;
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void linkCommandToHandle(std::string const& name, CommandData const& commandData);
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void readBaseType(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
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void readBitmask(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
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void readBitmaskAlias(int lineNum, std::string const& alias, std::map<std::string, std::string> const& attributes, std::vector<tinyxml2::XMLElement const*> const& children);
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void readCommand(tinyxml2::XMLElement const* element);
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void readCommandAlias(int lineNum, std::string const& alias, std::map<std::string, std::string> const& attributes, std::vector<tinyxml2::XMLElement const*> const& children);
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ParamData readCommandParam(tinyxml2::XMLElement const* element);
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std::string readCommandProto(tinyxml2::XMLElement const* element, std::string & returnType);
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std::vector<std::string> readCommandSuccessCodes(std::map<std::string, std::string> const& attributes);
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void readDefine(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
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void readEnum(tinyxml2::XMLElement const* element, EnumData & enumData, bool bitmask, std::string const& prefix, std::string const& postfix);
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void readExtension(tinyxml2::XMLElement const* element);
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void readExtensionDisabled(std::vector<tinyxml2::XMLElement const*> const& children);
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void readExtensionDisabledRequire(tinyxml2::XMLElement const* element);
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void readExtensionRequire(tinyxml2::XMLElement const* element, std::string const& platform, std::string const& tag);
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void readExtensionRequireCommand(tinyxml2::XMLElement const* element, std::string const& platform);
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void readExtensionRequireEnum(tinyxml2::XMLElement const* element, std::string const& tag);
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void readExtensionRequireType(tinyxml2::XMLElement const* element, std::string const& platform);
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void readFeatureRequire(tinyxml2::XMLElement const* element);
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void readFeatureRequireEnum(tinyxml2::XMLElement const* element);
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void readFuncpointer(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
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void readHandle(tinyxml2::XMLElement const* element, std::map<std::string, std::string> const& attributes);
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void readPlatform(tinyxml2::XMLElement const* element);
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void readStruct(tinyxml2::XMLElement const* element, bool isUnion, std::map<std::string, std::string> const& attributes);
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void readStructAlias(int lineNum, std::string const& name, std::string const& alias, std::map<std::string, std::string> const& attributes);
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MemberData readStructMember(tinyxml2::XMLElement const* element);
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std::vector<MemberData> readStructMembers(std::vector<tinyxml2::XMLElement const*> const& children);
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void readTag(tinyxml2::XMLElement const* element);
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void readType(tinyxml2::XMLElement const* element);
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void registerDeleter(std::string const& name, std::pair<std::string, CommandData> const& commandData);
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void unlinkCommandFromHandle(std::string const& name);
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void writeArgumentPlainType(std::ostream & os, ParamData const& paramData) const;
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void writeArguments(std::ostream & os, 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;
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void writeArgumentVector(std::ostream & os, size_t paramIndex, ParamData const& paramData, size_t returnParamIndex, size_t templateParamIndex, bool twoStep, bool firstCall, bool singular) const;
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void writeArgumentVulkanType(std::ostream & os, ParamData const& paramData) const;
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void writeCommand(std::ostream &os, std::string const& indentation, std::string const& name, std::pair<std::string, CommandData> const& commandData, bool definition) const;
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void writeEnum(std::ostream & os, std::pair<std::string,EnumData> const& enumData) const;
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void writeFunction(std::ostream & os, 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;
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void writeFunctionBodyEnhanced(std::ostream & os, 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;
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std::string writeFunctionBodyEnhancedLocalReturnVariable(std::ostream & os, 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;
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void writeFunctionBodyEnhancedLocalReturnVariableVectorSize(std::ostream & os, 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;
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void writeFunctionBodyEnhancedMultiVectorSizeCheck(std::ostream & os, 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;
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void writeFunctionBodyEnhancedReturnResultValue(std::ostream & os, 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;
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void writeFunctionBodyEnhancedSingleStep(std::ostream & os, 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;
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void writeFunctionBodyEnhancedTwoStep(std::ostream & os, 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;
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void writeFunctionBodyEnhancedVectorOfUniqueHandles(std::ostream & os, 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;
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void writeFunctionBodyStandard(std::ostream & os, std::string const& indentation, std::pair<std::string, CommandData> const& commandData) const;
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std::string writeFunctionBodyStandardArgument(TypeData const& typeData, std::string const& name) const;
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bool writeFunctionHeaderArgumentEnhanced(std::ostream & os, 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;
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void writeFunctionHeaderArgumentEnhancedPointer(std::ostream & os, ParamData const& param, std::string const& strippedParameterName, bool withDefaults, bool withAllocator) const;
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void writeFunctionHeaderArgumentEnhancedSimple(std::ostream & os, ParamData const& param, bool lastArgument, bool withDefaults, bool withAllocator) const;
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void writeFunctionHeaderArgumentEnhancedVector(std::ostream & os, ParamData const& param, std::string const& strippedParameterName, bool hasSizeParam, bool isTemplateParam, bool singular, bool withDefaults, bool withAllocator) const;
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void writeFunctionHeaderArguments(std::ostream & os, 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;
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void writeFunctionHeaderArgumentsEnhanced(std::ostream & os, 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;
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void writeFunctionHeaderArgumentsStandard(std::ostream & os, std::pair<std::string, CommandData> const& commandData, bool withDefaults) const;
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bool writeFunctionHeaderArgumentStandard(std::ostream & os, ParamData const& param, bool argEncountered, bool isLastArgument, bool withDefaults) const;
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void writeFunctionHeaderReturnType(std::ostream & os, CommandData const& commandData, size_t returnParamIndex, std::map<size_t, size_t> const& vectorParamIndices, std::string const& enhancedReturnType, bool enhanced, bool singular, bool unique, bool isStructureChain) const;
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void writeFunctionHeaderTemplate(std::ostream & os, 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;
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void writeHandle(std::ostream & os, std::pair<std::string, HandleData> const& handle, std::set<std::string> & listedHandles) const;
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void writeStruct(std::ostream & os, std::pair<std::string, StructureData> const& structure, std::set<std::string> & listedStructures) const;
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void writeStructCompareOperators(std::ostream & os, std::pair<std::string, StructureData> const& structure) const;
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void writeStructConstructor(std::ostream & os, std::pair<std::string, StructureData> const& structData) const;
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std::string writeStructConstructorArgument(bool & listedArgument, std::string const& indentation, MemberData const& memberData) const;
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void writeStructMembers(std::ostream & os, StructureData const& structData) const;
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void writeStructSetter(std::ostream & os, std::string const& structureName, MemberData const& memberData) const;
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void writeStructure(std::ostream & os, std::pair<std::string, StructureData> const& structure) const;
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void writeUnion(std::ostream & os, std::pair<std::string, StructureData> const& structure) const;
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void writeUniqueTypes(std::ostream &os, std::string const& parentType, std::set<std::string> const& childrenTypes) const;
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private:
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std::map<std::string, std::string> m_baseTypes;
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std::map<std::string, EnumData> m_bitmaskBits;
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std::map<std::string, BitmaskData> m_bitmasks;
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std::map<std::string, std::string> m_commandToHandle;
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std::map<std::string, EnumData> m_enums;
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std::set<std::string> m_extendedStructs; // structs which are referenced by the structextends tag
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std::map<std::string, HandleData> m_handles;
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std::map<std::string, std::string> m_platforms;
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std::map<std::string, std::string> m_structureAliases;
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std::map<std::string, StructureData> m_structures;
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std::set<std::string> m_tags;
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std::string m_typesafeCheck;
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std::string m_version;
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std::string m_vulkanLicenseHeader;
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#if !defined(NDEBUG)
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std::set<std::string> m_defines; // just used for verfication in readExtensionType
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#endif
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};
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const size_t INVALID_INDEX = (size_t)~0;
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