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SpivWriter WIP

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We have debug label, annotations, types and constants. The big part missing is instructions
This commit is contained in:
Jérôme Leclercq
2020-08-04 01:35:30 +02:00
parent 7fd3264d08
commit 7a5f91f740
3 changed files with 594 additions and 176 deletions
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37
include/Nazara/Renderer/SpirvWriter.inl
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@@ -9,12 +9,12 @@
namespace Nz
{
inline std::size_t SpirvWriter::Append(const char* str)
inline std::size_t SpirvWriter::Section::Append(const char* str)
{
return Append(std::string_view(str));
}
inline std::size_t SpirvWriter::Append(const std::string_view& str)
inline std::size_t SpirvWriter::Section::Append(const std::string_view& str)
{
std::size_t offset = GetOutputOffset();
@@ -35,12 +35,20 @@ namespace Nz
return offset;
}
inline std::size_t SpirvWriter::Append(const std::string& str)
inline std::size_t SpirvWriter::Section::Append(const std::string& str)
{
return Append(std::string_view(str));
}
inline std::size_t SpirvWriter::Append(std::initializer_list<UInt32> codepoints)
inline std::size_t SpirvWriter::Section::Append(UInt32 value)
{
std::size_t offset = GetOutputOffset();
data.push_back(value);
return offset;
}
inline std::size_t SpirvWriter::Section::Append(std::initializer_list<UInt32> codepoints)
{
std::size_t offset = GetOutputOffset();
@@ -51,10 +59,10 @@ namespace Nz
}
template<typename ...Args>
inline std::size_t SpirvWriter::Append(Opcode opcode, const Args&... args)
std::size_t SpirvWriter::Section::Append(Opcode opcode, const Args&... args)
{
unsigned int wordCount = 1 + (CountWord(args) + ... + 0);
std::size_t offset = Append(opcode, wordCount);
std::size_t offset = Append(opcode, WordCount{ wordCount });
if constexpr (sizeof...(args) > 0)
(Append(args), ...);
@@ -62,37 +70,42 @@ namespace Nz
}
template<typename T>
inline std::size_t SpirvWriter::Append(T value)
std::size_t SpirvWriter::Section::Append(T value)
{
return Append(static_cast<UInt32>(value));
}
template<typename T>
inline unsigned int SpirvWriter::CountWord(const T& value)
unsigned int SpirvWriter::Section::CountWord(const T& value)
{
return 1;
}
template<typename T1, typename T2, typename ...Args>
unsigned int SpirvWriter::CountWord(const T1& value, const T2& value2, const Args&... rest)
unsigned int SpirvWriter::Section::CountWord(const T1& value, const T2& value2, const Args&... rest)
{
return CountWord(value) + CountWord(value2) + (CountWord(rest) + ...);
}
inline unsigned int SpirvWriter::CountWord(const char* str)
inline unsigned int SpirvWriter::Section::CountWord(const char* str)
{
return CountWord(std::string_view(str));
}
inline unsigned int Nz::SpirvWriter::CountWord(const std::string& str)
inline unsigned int Nz::SpirvWriter::Section::CountWord(const std::string& str)
{
return CountWord(std::string_view(str));
}
inline unsigned int SpirvWriter::CountWord(const std::string_view& str)
inline unsigned int SpirvWriter::Section::CountWord(const std::string_view& str)
{
return (static_cast<unsigned int>(str.size() + 1) + sizeof(UInt32) - 1) / sizeof(UInt32); //< + 1 for null character
}
std::size_t SpirvWriter::Section::GetOutputOffset() const
{
return data.size();
}
}
#include <Nazara/Renderer/DebugOff.hpp>