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Add constructor to Optional<RefType> which accepts a RefType* in addition RefType& and nullptr. This is required since *nullptr is illegal and writing (ptr == nullptr) ? nullptr : *ptr isn't an efficient solution for the problem. (#45)

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This commit is contained in:
Markus Tavenrath 2016-11-04 09:14:53 +01:00 committed by Andreas Süßenbach
parent 952667d3c0
commit 3e3c16a0a1
2 changed files with 40 additions and 37 deletions
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75
VulkanHppGenerator.cpp
View File

@ -136,11 +136,11 @@ const std::string flagsHeader(
" return !m_mask;\n"
" }\n"
"\n"
" Flags<BitType> operator~() const\n"
" {\n"
" Flags<BitType> result(*this);\n"
" result.m_mask ^= FlagTraits<BitType>::allFlags;\n"
" return result;\n"
" Flags<BitType> operator~() const\n"
" {\n"
" Flags<BitType> result(*this);\n"
" result.m_mask ^= FlagTraits<BitType>::allFlags;\n"
" return result;\n"
" }\n"
"\n"
" bool operator==(Flags<BitType> const& rhs) const\n"
@ -187,23 +187,24 @@ const std::string flagsHeader(
"\n"
);
std::string const optionalClassHeader = (
" template <typename RefType>\n"
" class Optional\n"
" {\n"
" public:\n"
" Optional(RefType & reference) { m_ptr = &reference; }\n"
" Optional(std::nullptr_t) { m_ptr = nullptr; }\n"
"\n"
" operator RefType*() const { return m_ptr; }\n"
" RefType const* operator->() const { return m_ptr; }\n"
" explicit operator bool() const { return !!m_ptr; }\n"
"\n"
" private:\n"
" RefType *m_ptr;\n"
" };\n"
"\n"
);
std::string const optionalClassHeader = R"(
template <typename RefType>
class Optional
{
public:
Optional(RefType & reference) { m_ptr = &reference; }
Optional(RefType * ptr) { m_ptr = ptr; }
Optional(std::nullptr_t) { m_ptr = nullptr; }
operator RefType*() const { return m_ptr; }
RefType const* operator->() const { return m_ptr; }
explicit operator bool() const { return !!m_ptr; }
private:
RefType *m_ptr;
};
)";
std::string const arrayProxyHeader = (
"#ifndef VULKAN_HPP_DISABLE_ENHANCED_MODE\n"
@ -2680,21 +2681,21 @@ void writeTypeFlags(std::ofstream & ofs, DependencyData const& dependencyData, F
<< " return ~( " << dependencyData.name << "( bits ) );" << std::endl
<< " }" << std::endl
<< std::endl
<< " template <> struct FlagTraits<" << *dependencyData.dependencies.begin() << ">" << std::endl
<< " {" << std::endl
<< " enum" << std::endl
<< " {" << std::endl
<< " allFlags = ";
for (size_t i = 0; i < enumData->second.members.size(); i++)
{
if (i != 0)
{
ofs << " | ";
}
ofs << "VkFlags(" << *dependencyData.dependencies.begin() << "::" << enumData->second.members[i].name << ")";
}
ofs << std::endl
<< " };" << std::endl
<< " template <> struct FlagTraits<" << *dependencyData.dependencies.begin() << ">" << std::endl
<< " {" << std::endl
<< " enum" << std::endl
<< " {" << std::endl
<< " allFlags = ";
for (size_t i = 0; i < enumData->second.members.size(); i++)
{
if (i != 0)
{
ofs << " | ";
}
ofs << "VkFlags(" << *dependencyData.dependencies.begin() << "::" << enumData->second.members[i].name << ")";
}
ofs << std::endl
<< " };" << std::endl
<< " };" << std::endl;
}
leaveProtect(ofs, flagData.protect);

2
vulkan/vulkan.hpp
View File

@ -208,11 +208,13 @@ namespace vk
return flags ^ bit;
}
template <typename RefType>
class Optional
{
public:
Optional(RefType & reference) { m_ptr = &reference; }
Optional(RefType * ptr) { m_ptr = ptr; }
Optional(std::nullptr_t) { m_ptr = nullptr; }
operator RefType*() const { return m_ptr; }