NazaraEngine/include/Nazara/Utility/VertexDeclaration.inl

103 lines
2.9 KiB
C++

// Copyright (C) 2020 Jérôme Leclercq
// This file is part of the "Nazara Engine - Utility module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/Utility/VertexDeclaration.hpp>
#include <Nazara/Utility/Algorithm.hpp>
#include <cassert>
#include <memory>
#include <Nazara/Utility/Debug.hpp>
namespace Nz
{
inline auto VertexDeclaration::FindComponent(VertexComponent vertexComponent, std::size_t componentIndex) const -> const Component*
{
assert(componentIndex == 0 || vertexComponent == VertexComponent_Userdata);
for (const Component& component : m_components)
{
if (component.component == vertexComponent && component.componentIndex == componentIndex)
return &component;
}
return nullptr;
}
inline auto VertexDeclaration::GetComponent(std::size_t componentIndex) const -> const Component&
{
return m_components[componentIndex];
}
inline std::size_t VertexDeclaration::GetComponentCount() const
{
return m_components.size();
}
inline VertexInputRate VertexDeclaration::GetInputRate() const
{
return m_inputRate;
}
inline std::size_t VertexDeclaration::GetStride() const
{
return m_stride;
}
inline bool VertexDeclaration::HasComponent(VertexComponent component, std::size_t componentIndex) const
{
return FindComponent(component, componentIndex) != nullptr;
}
template<typename T>
auto VertexDeclaration::GetComponentByType(VertexComponent vertexComponent, std::size_t componentIndex) const -> const Component*
{
NazaraAssert(componentIndex == 0 || vertexComponent == VertexComponent_Userdata, "Only userdata vertex component can have component indexes");
if (const Component* component = FindComponent(vertexComponent, componentIndex))
{
if (GetComponentTypeOf<T>() == component->type)
return component;
}
return nullptr;
}
template<typename T>
bool VertexDeclaration::HasComponentOfType(VertexComponent vertexComponent, std::size_t componentIndex) const
{
return GetComponentByType<T>(vertexComponent, componentIndex) != nullptr;
}
inline const VertexDeclarationRef& VertexDeclaration::Get(VertexLayout layout)
{
NazaraAssert(layout <= VertexLayout_Max, "Vertex layout out of enum");
return s_declarations[layout];
}
template<typename... Args>
VertexDeclarationRef VertexDeclaration::New(Args&&... args)
{
std::unique_ptr<VertexDeclaration> object = std::make_unique<VertexDeclaration>(std::forward<Args>(args)...);
object->SetPersistent(false);
return object.release();
}
}
namespace std
{
inline const Nz::VertexDeclaration::Component* begin(const Nz::VertexDeclaration& declaration)
{
assert(declaration.GetComponentCount() != 0);
return &declaration.GetComponent(0);
}
inline const Nz::VertexDeclaration::Component* end(const Nz::VertexDeclaration& declaration)
{
assert(declaration.GetComponentCount() != 0);
return (&declaration.GetComponent(declaration.GetComponentCount() - 1) + 1);
}
}
#include <Nazara/Utility/DebugOff.hpp>