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Merge pull request #1074 from asuessenbach/refactor

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Refactor RAII-handle constructor generation.
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Andreas Süßenbach 2021-09-21 10:00:26 +02:00 committed by GitHub
commit 0eea598f6f
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2 changed files with 157 additions and 57 deletions
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177
VulkanHppGenerator.cpp
View File

@ -7190,65 +7190,158 @@ std::pair<std::string, std::string> VulkanHppGenerator::generateRAIIHandleConstr
std::string const & enter,
std::string const & leave ) const
{
auto handleParamIt = std::find_if( constructorIt->second.params.begin(),
constructorIt->second.params.end(),
[&handle]( ParamData const & pd ) { return pd.type.type == handle.first; } );
assert( handleParamIt != constructorIt->second.params.end() && handleParamIt->type.isNonConstPointer() );
std::string singularConstructor, arrayConstructor, throwDetail;
bool constructedConstructor = false;
if ( handleParamIt->len.empty() )
std::string singularConstructor, arrayConstructor;
if ( constructorIt->second.returnType == "VkResult" )
{
if ( constructorIt->second.returnType == "void" )
{
singularConstructor = generateRAIIHandleConstructorVoid( handle, constructorIt, enter, leave );
constructedConstructor = true;
}
else if ( ( constructorIt->second.returnType == "VkResult" ) && ( constructorIt->second.successCodes.size() == 1 ) )
assert( !constructorIt->second.successCodes.empty() );
assert( constructorIt->second.successCodes[0] == "VK_SUCCESS" );
switch ( constructorIt->second.successCodes.size() )
{
case 1:
if ( !constructorIt->second.errorCodes.empty() )
{
std::vector<size_t> returnParamIndices = determineNonConstPointerParamIndices( constructorIt->second.params );
if ( returnParamIndices.size() == 1 )
{
assert( isHandleType( constructorIt->second.params[returnParamIndices[0]].type.type ) );
std::map<size_t, size_t> vectorParamIndices = determineVectorParamIndices( constructorIt->second.params );
switch ( vectorParamIndices.size() )
{
case 0:
singularConstructor = generateRAIIHandleConstructorResult( handle, constructorIt, enter, leave );
constructedConstructor = true;
}
else
break;
case 1:
if ( returnParamIndices[0] == vectorParamIndices.begin()->first )
{
throwDetail = "\n\tReason: no errorcodes provided.";
}
}
}
else
{
auto lenParamIt =
std::find_if( constructorIt->second.params.begin(),
constructorIt->second.params.end(),
[&handleParamIt]( ParamData const & pd ) { return pd.name == handleParamIt->len; } );
if ( ( lenParamIt != constructorIt->second.params.end() ) && lenParamIt->type.isNonConstPointer() &&
( constructorIt->second.successCodes.size() == 2 ) &&
( constructorIt->second.successCodes[0] == "VK_SUCCESS" ) &&
( constructorIt->second.successCodes[1] == "VK_INCOMPLETE" ) )
if ( isLenByStructMember( constructorIt->second.params[vectorParamIndices.begin()->first].len,
constructorIt->second.params[vectorParamIndices.begin()->second] ) )
{
auto handleParamIt = constructorIt->second.params.begin() + returnParamIndices[0];
arrayConstructor =
generateRAIIHandleConstructorEnumerate( handle, constructorIt, handleParamIt, lenParamIt, enter, leave );
generateRAIIHandleConstructorVector( handle, constructorIt, handleParamIt, enter, leave );
}
else
}
break;
case 2:
std::tie( singularConstructor, arrayConstructor ) = generateRAIIHandleConstructor1Return2Vector(
handle, constructorIt, enter, leave, returnParamIndices[0], vectorParamIndices );
break;
}
}
}
break;
case 2:
if ( !constructorIt->second.errorCodes.empty() )
{
arrayConstructor = generateRAIIHandleConstructorVector( handle, constructorIt, handleParamIt, enter, leave );
if ( ( lenParamIt != constructorIt->second.params.end() ) &&
!checkEquivalentSingularConstructor( handle.second.constructorIts, constructorIt, lenParamIt ) )
std::vector<size_t> returnParamIndices = determineNonConstPointerParamIndices( constructorIt->second.params );
switch ( returnParamIndices.size() )
{
case 1:
assert( isHandleType( constructorIt->second.params[returnParamIndices[0]].type.type ) );
{
std::map<size_t, size_t> vectorParamIndices =
determineVectorParamIndices( constructorIt->second.params );
if ( vectorParamIndices.size() == 2 )
{
std::tie( singularConstructor, arrayConstructor ) = generateRAIIHandleConstructor1Return2Vector(
handle, constructorIt, enter, leave, returnParamIndices[0], vectorParamIndices );
}
}
break;
case 2:
if ( constructorIt->second.params[returnParamIndices[0]].type.type == "uint32_t" )
{
assert( isHandleType( constructorIt->second.params[returnParamIndices[1]].type.type ) );
std::map<size_t, size_t> vectorParamIndices =
determineVectorParamIndices( constructorIt->second.params );
if ( vectorParamIndices.size() == 1 )
{
if ( returnParamIndices[0] == vectorParamIndices.begin()->second )
{
assert( returnParamIndices[1] == vectorParamIndices.begin()->first );
assert( constructorIt->second.successCodes[1] == "VK_INCOMPLETE" );
auto lenParamIt = constructorIt->second.params.begin() + returnParamIndices[0];
auto handleParamIt = constructorIt->second.params.begin() + returnParamIndices[1];
arrayConstructor = generateRAIIHandleConstructorEnumerate(
handle, constructorIt, handleParamIt, lenParamIt, enter, leave );
}
}
}
break;
}
}
break;
case 4:
if ( !constructorIt->second.errorCodes.empty() )
{
std::vector<size_t> returnParamIndices = determineNonConstPointerParamIndices( constructorIt->second.params );
if ( returnParamIndices.size() == 1 )
{
assert( isHandleType( constructorIt->second.params[returnParamIndices[0]].type.type ) );
std::map<size_t, size_t> vectorParamIndices = determineVectorParamIndices( constructorIt->second.params );
if ( vectorParamIndices.size() == 2 )
{
std::tie( singularConstructor, arrayConstructor ) = generateRAIIHandleConstructor1Return2Vector(
handle, constructorIt, enter, leave, returnParamIndices[0], vectorParamIndices );
}
}
}
break;
}
}
else if ( constructorIt->second.returnType == "void" )
{
assert( constructorIt->second.successCodes.empty() && constructorIt->second.errorCodes.empty() );
std::vector<size_t> returnParamIndices = determineNonConstPointerParamIndices( constructorIt->second.params );
if ( returnParamIndices.size() == 1 )
{
assert( isHandleType( constructorIt->second.params[returnParamIndices[0]].type.type ) );
std::map<size_t, size_t> vectorParamIndices = determineVectorParamIndices( constructorIt->second.params );
if ( vectorParamIndices.empty() )
{
singularConstructor = generateRAIIHandleConstructorVoid( handle, constructorIt, enter, leave );
}
}
}
if ( singularConstructor.empty() && arrayConstructor.empty() )
{
throw std::runtime_error( "Never encountered a function like <" + constructorIt->first + "> !" );
}
return std::make_pair( singularConstructor, arrayConstructor );
}
std::pair<std::string, std::string> VulkanHppGenerator::generateRAIIHandleConstructor1Return2Vector(
std::pair<std::string, HandleData> const & handle,
std::map<std::string, CommandData>::const_iterator constructorIt,
std::string const & enter,
std::string const & leave,
size_t returnParamIndex,
std::map<size_t, size_t> const & vectorParamIndices ) const
{
if ( returnParamIndex == std::next( vectorParamIndices.begin() )->first )
{
if ( vectorParamIndices.begin()->second == std::next( vectorParamIndices.begin() )->second )
{
if ( constructorIt->second.params[vectorParamIndices.begin()->second].type.type == "uint32_t" )
{
if ( isStructureChainAnchor( constructorIt->second.params[vectorParamIndices.begin()->first].type.type ) )
{
std::string singularConstructor;
auto lenParamIt = constructorIt->second.params.begin() + vectorParamIndices.begin()->second;
auto handleParamIt = constructorIt->second.params.begin() + std::next( vectorParamIndices.begin() )->first;
if ( !checkEquivalentSingularConstructor( handle.second.constructorIts, constructorIt, lenParamIt ) )
{
singularConstructor =
generateRAIIHandleConstructorVectorSingular( handle, constructorIt, handleParamIt, enter, leave );
}
return std::make_pair(
singularConstructor,
generateRAIIHandleConstructorVector( handle, constructorIt, handleParamIt, enter, leave ) );
}
constructedConstructor = true;
}
if ( !constructedConstructor )
{
throw std::runtime_error( "Never encountered a constructor function like " + constructorIt->first + " !" +
throwDetail );
}
return std::make_pair( singularConstructor, arrayConstructor );
}
return std::make_pair( "", "" );
}
std::string VulkanHppGenerator::generateStructForwardDeclarations( std::vector<RequireData> const & requireData,

7
VulkanHppGenerator.hpp
View File

@ -853,6 +853,13 @@ private:
std::map<std::string, CommandData>::const_iterator constructorIt,
std::string const & enter,
std::string const & leave ) const;
std::pair<std::string, std::string>
generateRAIIHandleConstructor1Return2Vector( std::pair<std::string, HandleData> const & handle,
std::map<std::string, CommandData>::const_iterator constructorIt,
std::string const & enter,
std::string const & leave,
size_t returnParamIndex,
std::map<size_t, size_t> const & vectorParamIndices ) const;
std::string generateStructForwardDeclarations( std::vector<RequireData> const & requireData,
std::string const & title ) const;