NazaraEngine/include/Nazara/Renderer/SpirvWriter.inl

57 lines
1.4 KiB
C++

// Copyright (C) 2020 Jérôme Leclercq
// This file is part of the "Nazara Engine - Renderer module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/Renderer/SpirvWriter.hpp>
#include <cassert>
#include <type_traits>
#include <Nazara/Renderer/Debug.hpp>
namespace Nz
{
inline void SpirvWriter::Append(const char* str)
{
return Append(std::string_view(str));
}
template<typename T>
void SpirvWriter::Append(T value)
{
assert(m_currentState);
m_currentState->output.push_back(static_cast<UInt32>(value));
}
template<typename ...Args>
inline void SpirvWriter::Append(Opcode opcode, const Args&... args)
{
unsigned int wordCount = 1 + (CountWord(args) + ... + 0);
Append(opcode, wordCount);
if constexpr (sizeof...(args) > 0)
(Append(args), ...);
}
template<typename T>
inline unsigned int SpirvWriter::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)
{
return CountWord(value) + CountWord(value2) + (CountWord(rest) + ...);
}
inline unsigned int SpirvWriter::CountWord(const char* str)
{
return CountWord(std::string_view(str));
}
inline unsigned int SpirvWriter::CountWord(const std::string_view& str)
{
return (str.size() + 1 + 4 - 1) / 4; //< + 1 for null character
}
}
#include <Nazara/Renderer/DebugOff.hpp>