NazaraEngine/include/Nazara/Renderer/GlslWriter.inl

66 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/GlslWriter.hpp>
#include <type_traits>
#include <Nazara/Renderer/Debug.hpp>
namespace Nz
{
template<typename T>
void GlslWriter::Append(const T& param)
{
NazaraAssert(m_currentState, "This function should only be called while processing an AST");
m_currentState->stream << param;
}
template<typename T>
void GlslWriter::DeclareVariables(const std::vector<T>& variables, const std::string& keyword, const std::string& section)
{
if (!variables.empty())
{
if (!section.empty())
AppendCommentSection(section);
for (const auto& var : variables)
{
if constexpr (std::is_same_v<T, ShaderAst::InputOutput>)
{
if (var.locationIndex)
{
Append("layout(location = ");
Append(*var.locationIndex);
Append(") ");
}
}
else if constexpr (std::is_same_v<T, ShaderAst::Uniform>)
{
if (var.bindingIndex)
{
Append("layout(binding = ");
Append(*var.bindingIndex);
Append(") ");
}
}
if (!keyword.empty())
{
Append(keyword);
Append(" ");
}
Append(var.type);
Append(" ");
Append(var.name);
AppendLine(";");
}
AppendLine();
}
}
}
#include <Nazara/Renderer/DebugOff.hpp>