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Replace explicit template parameter MaskType for Flags types by std::underlying_type<BitType>::type and specify the underlying type for the FlagBits types

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Resolves #507
This commit is contained in:
asuessenbach 2020-02-20 12:04:27 +01:00 committed by Markus Tavenrath
parent cbff9067dc
commit 947583a1e5
4 changed files with 343 additions and 312 deletions
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4
CMakeLists.txt
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@ -36,7 +36,7 @@ else(MSVC)
add_compile_options(-Wall)
endif(MSVC)
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD 14)
if (NOT DEFINED VULKAN_HPP_VULKAN_HEADERS_SRC_DIR)
set(VULKAN_HPP_VULKAN_HEADERS_SRC_DIR "${CMAKE_CURRENT_SOURCE_DIR}/Vulkan-Headers")
@ -87,7 +87,7 @@ add_executable(VulkanHppGenerator
${TINYXML2_HEADERS}
)
set_property(TARGET VulkanHppGenerator PROPERTY CXX_STANDARD 11)
set_property(TARGET VulkanHppGenerator PROPERTY CXX_STANDARD 14)
target_include_directories(VulkanHppGenerator PRIVATE ${VULKAN_HPP_TINYXML2_SRC_DIR})

111
VulkanHppGenerator.cpp
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@ -868,7 +868,7 @@ void VulkanHppGenerator::appendBitmask(std::string & str, std::string const& bit
// if this emptyEnumName is not in the list of enums, list it here
if (m_enums.find("Vk" + emptyEnumName) == m_enums.end())
{
const std::string templateString = R"x( enum class ${enumName}
const std::string templateString = R"x( enum class ${enumName} : VkFlags
{};
VULKAN_HPP_INLINE std::string to_string( ${enumName} )
@ -882,7 +882,7 @@ void VulkanHppGenerator::appendBitmask(std::string & str, std::string const& bit
}
std::string name = (enumName.empty() ? emptyEnumName : enumName);
str += "\n"
" using " + bitmaskName + " = Flags<" + name + ", Vk" + bitmaskName + ">;\n";
" using " + bitmaskName + " = Flags<" + name + ">;\n";
if (!enumValues.empty())
{
@ -1388,7 +1388,14 @@ void VulkanHppGenerator::appendDispatchLoaderDefault(std::string & str)
void VulkanHppGenerator::appendEnum(std::string & str, std::pair<std::string, EnumData> const& enumData) const
{
str += " enum class " + stripPrefix(enumData.first, "Vk") + "\n"
str += " enum class " + stripPrefix(enumData.first, "Vk");
if (enumData.second.isBitmask)
{
auto bitmaskIt = std::find_if(m_bitmasks.begin(), m_bitmasks.end(), [&enumData](auto const& bitmask){ return bitmask.second.requires == enumData.first; });
assert(bitmaskIt != m_bitmasks.end());
str += " : " + bitmaskIt->first;
}
str += "\n"
" {";
bool first = true;
@ -4087,6 +4094,7 @@ void VulkanHppGenerator::readEnums(tinyxml2::XMLElement const* element)
if (it == m_enums.end())
{
// well, some enums are not listed in the <types> section
warn(false, line, "enum <" + name + "> is not listed as enum in the types section");
it = m_enums.insert(std::make_pair(name, EnumData())).first;
}
check(it->second.values.empty(), line, "enum <" + name + "> already holds values");
@ -4094,6 +4102,25 @@ void VulkanHppGenerator::readEnums(tinyxml2::XMLElement const* element)
// mark it as a bitmask, if it is one
bool bitmask = (type == "bitmask");
it->second.isBitmask = bitmask;
if (bitmask)
{
// look for the corresponding bitmask and set the requirements if needed!
auto bitmaskIt = std::find_if(m_bitmasks.begin(), m_bitmasks.end(), [&name](auto const& bitmask) { return bitmask.second.requires == name; });
if (bitmaskIt == m_bitmasks.end())
{
warn(false, line, "enum <" + name + "> is not listed as an requirement for any bitmask in the types section");
std::string bitmaskName = name;
size_t pos = bitmaskName.rfind("FlagBits");
check(pos != std::string::npos, line, "enum <" + name + "> does not contain <FlagBits> as substring");
bitmaskName.replace(pos, 8, "Flags");
bitmaskIt = m_bitmasks.find(bitmaskName);
check(bitmaskIt != m_bitmasks.end(), line, "enum <" + name + "> has not corresponding bitmask <" + bitmaskName + "> listed in the types section");
assert(bitmaskIt->second.requires.empty());
bitmaskIt->second.requires = name;
}
}
std::string prefix = getEnumPrefix(line, name, bitmask);
std::string postfix = getEnumPostfix(name, m_tags, prefix);
@ -5384,10 +5411,12 @@ int main(int argc, char **argv)
enum { allFlags = 0 };
};
template <typename BitType, typename MaskType = VkFlags>
template <typename BitType>
class Flags
{
public:
using MaskType = typename std::underlying_type<BitType>::type;
// constructors
VULKAN_HPP_CONSTEXPR Flags() VULKAN_HPP_NOEXCEPT
: m_mask(0)
@ -5397,7 +5426,7 @@ int main(int argc, char **argv)
: m_mask(static_cast<MaskType>(bit))
{}
VULKAN_HPP_CONSTEXPR Flags(Flags<BitType, MaskType> const& rhs) VULKAN_HPP_NOEXCEPT
VULKAN_HPP_CONSTEXPR Flags(Flags<BitType> const& rhs) VULKAN_HPP_NOEXCEPT
: m_mask(rhs.m_mask)
{}
@ -5406,32 +5435,32 @@ int main(int argc, char **argv)
{}
// relational operators
VULKAN_HPP_CONSTEXPR bool operator<(Flags<BitType, MaskType> const& rhs) const VULKAN_HPP_NOEXCEPT
VULKAN_HPP_CONSTEXPR bool operator<(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
{
return m_mask < rhs.m_mask;
}
VULKAN_HPP_CONSTEXPR bool operator<=(Flags<BitType, MaskType> const& rhs) const VULKAN_HPP_NOEXCEPT
VULKAN_HPP_CONSTEXPR bool operator<=(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
{
return m_mask <= rhs.m_mask;
}
VULKAN_HPP_CONSTEXPR bool operator>(Flags<BitType, MaskType> const& rhs) const VULKAN_HPP_NOEXCEPT
VULKAN_HPP_CONSTEXPR bool operator>(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
{
return m_mask > rhs.m_mask;
}
VULKAN_HPP_CONSTEXPR bool operator>=(Flags<BitType, MaskType> const& rhs) const VULKAN_HPP_NOEXCEPT
VULKAN_HPP_CONSTEXPR bool operator>=(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
{
return m_mask >= rhs.m_mask;
}
VULKAN_HPP_CONSTEXPR bool operator==(Flags<BitType, MaskType> const& rhs) const VULKAN_HPP_NOEXCEPT
VULKAN_HPP_CONSTEXPR bool operator==(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
{
return m_mask == rhs.m_mask;
}
VULKAN_HPP_CONSTEXPR bool operator!=(Flags<BitType, MaskType> const& rhs) const VULKAN_HPP_NOEXCEPT
VULKAN_HPP_CONSTEXPR bool operator!=(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
{
return m_mask != rhs.m_mask;
}
@ -5443,46 +5472,46 @@ int main(int argc, char **argv)
}
// bitwise operators
VULKAN_HPP_CONSTEXPR Flags<BitType, MaskType> operator&(Flags<BitType, MaskType> const& rhs) const VULKAN_HPP_NOEXCEPT
VULKAN_HPP_CONSTEXPR Flags<BitType> operator&(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
{
return Flags<BitType, MaskType>(m_mask & rhs.m_mask);
return Flags<BitType>(m_mask & rhs.m_mask);
}
VULKAN_HPP_CONSTEXPR Flags<BitType, MaskType> operator|(Flags<BitType, MaskType> const& rhs) const VULKAN_HPP_NOEXCEPT
VULKAN_HPP_CONSTEXPR Flags<BitType> operator|(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
{
return Flags<BitType, MaskType>(m_mask | rhs.m_mask);
return Flags<BitType>(m_mask | rhs.m_mask);
}
VULKAN_HPP_CONSTEXPR Flags<BitType, MaskType> operator^(Flags<BitType, MaskType> const& rhs) const VULKAN_HPP_NOEXCEPT
VULKAN_HPP_CONSTEXPR Flags<BitType> operator^(Flags<BitType> const& rhs) const VULKAN_HPP_NOEXCEPT
{
return Flags<BitType, MaskType>(m_mask ^ rhs.m_mask);
return Flags<BitType>(m_mask ^ rhs.m_mask);
}
VULKAN_HPP_CONSTEXPR Flags<BitType, MaskType> operator~() const VULKAN_HPP_NOEXCEPT
VULKAN_HPP_CONSTEXPR Flags<BitType> operator~() const VULKAN_HPP_NOEXCEPT
{
return Flags<BitType, MaskType>(m_mask ^ FlagTraits<BitType>::allFlags);
return Flags<BitType>(m_mask ^ FlagTraits<BitType>::allFlags);
}
// assignment operators
Flags<BitType, MaskType> & operator=(Flags<BitType, MaskType> const& rhs) VULKAN_HPP_NOEXCEPT
Flags<BitType> & operator=(Flags<BitType> const& rhs) VULKAN_HPP_NOEXCEPT
{
m_mask = rhs.m_mask;
return *this;
}
Flags<BitType, MaskType> & operator|=(Flags<BitType, MaskType> const& rhs) VULKAN_HPP_NOEXCEPT
Flags<BitType> & operator|=(Flags<BitType> const& rhs) VULKAN_HPP_NOEXCEPT
{
m_mask |= rhs.m_mask;
return *this;
}
Flags<BitType, MaskType> & operator&=(Flags<BitType, MaskType> const& rhs) VULKAN_HPP_NOEXCEPT
Flags<BitType> & operator&=(Flags<BitType> const& rhs) VULKAN_HPP_NOEXCEPT
{
m_mask &= rhs.m_mask;
return *this;
}
Flags<BitType, MaskType> & operator^=(Flags<BitType, MaskType> const& rhs) VULKAN_HPP_NOEXCEPT
Flags<BitType> & operator^=(Flags<BitType> const& rhs) VULKAN_HPP_NOEXCEPT
{
m_mask ^= rhs.m_mask;
return *this;
@ -5504,57 +5533,57 @@ int main(int argc, char **argv)
};
// relational operators
template <typename BitType, typename MaskType = VkFlags>
VULKAN_HPP_CONSTEXPR bool operator<(BitType bit, Flags<BitType, MaskType> const& flags) VULKAN_HPP_NOEXCEPT
template <typename BitType>
VULKAN_HPP_CONSTEXPR bool operator<(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
{
return flags > bit;
}
template <typename BitType, typename MaskType = VkFlags>
VULKAN_HPP_CONSTEXPR bool operator<=(BitType bit, Flags<BitType, MaskType> const& flags) VULKAN_HPP_NOEXCEPT
template <typename BitType>
VULKAN_HPP_CONSTEXPR bool operator<=(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
{
return flags >= bit;
}
template <typename BitType, typename MaskType = VkFlags>
VULKAN_HPP_CONSTEXPR bool operator>(BitType bit, Flags<BitType, MaskType> const& flags) VULKAN_HPP_NOEXCEPT
template <typename BitType>
VULKAN_HPP_CONSTEXPR bool operator>(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
{
return flags < bit;
}
template <typename BitType, typename MaskType = VkFlags>
VULKAN_HPP_CONSTEXPR bool operator>=(BitType bit, Flags<BitType, MaskType> const& flags) VULKAN_HPP_NOEXCEPT
template <typename BitType>
VULKAN_HPP_CONSTEXPR bool operator>=(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
{
return flags <= bit;
}
template <typename BitType, typename MaskType = VkFlags>
VULKAN_HPP_CONSTEXPR bool operator==(BitType bit, Flags<BitType, MaskType> const& flags) VULKAN_HPP_NOEXCEPT
template <typename BitType>
VULKAN_HPP_CONSTEXPR bool operator==(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
{
return flags == bit;
}
template <typename BitType, typename MaskType = VkFlags>
VULKAN_HPP_CONSTEXPR bool operator!=(BitType bit, Flags<BitType, MaskType> const& flags) VULKAN_HPP_NOEXCEPT
template <typename BitType>
VULKAN_HPP_CONSTEXPR bool operator!=(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
{
return flags != bit;
}
// bitwise operators
template <typename BitType, typename MaskType = VkFlags>
VULKAN_HPP_CONSTEXPR Flags<BitType, MaskType> operator&(BitType bit, Flags<BitType, MaskType> const& flags) VULKAN_HPP_NOEXCEPT
template <typename BitType>
VULKAN_HPP_CONSTEXPR Flags<BitType> operator&(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
{
return flags & bit;
}
template <typename BitType, typename MaskType = VkFlags>
VULKAN_HPP_CONSTEXPR Flags<BitType, MaskType> operator|(BitType bit, Flags<BitType, MaskType> const& flags) VULKAN_HPP_NOEXCEPT
template <typename BitType>
VULKAN_HPP_CONSTEXPR Flags<BitType> operator|(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
{
return flags | bit;
}
template <typename BitType, typename MaskType = VkFlags>
VULKAN_HPP_CONSTEXPR Flags<BitType, MaskType> operator^(BitType bit, Flags<BitType, MaskType> const& flags) VULKAN_HPP_NOEXCEPT
template <typename BitType>
VULKAN_HPP_CONSTEXPR Flags<BitType> operator^(BitType bit, Flags<BitType> const& flags) VULKAN_HPP_NOEXCEPT
{
return flags ^ bit;
}

4
samples/RayTracing/CameraManipulator.hpp
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@ -28,8 +28,8 @@ namespace vk
enum class Action { None, Orbit, Dolly, Pan, LookAround };
enum class Mode { Examine, Fly, Walk, Trackball };
enum class MouseButton { None, Left, Middle, Right };
enum class ModifierFlagBits { Shift = 1, Ctrl = 2, Alt = 4 };
using ModifierFlags = vk::Flags<ModifierFlagBits, uint32_t>;
enum class ModifierFlagBits : uint32_t { Shift = 1, Ctrl = 2, Alt = 4 };
using ModifierFlags = vk::Flags<ModifierFlagBits>;
public:
CameraManipulator();

536
vulkan/vulkan.hpp
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