NazaraEngine/include/Nazara/Core/VertexDeclaration.inl

90 lines
2.6 KiB
C++

// Copyright (C) 2024 Jérôme "SirLynix" Leclercq (lynix680@gmail.com)
// This file is part of the "Nazara Engine - Core module"
// For conditions of distribution and use, see copyright notice in Export.hpp
#include <Nazara/Core/Algorithm.hpp>
#include <cassert>
#include <memory>
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 auto VertexDeclaration::GetComponents() const -> const std::vector<Component>&
{
return m_components;
}
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 std::shared_ptr<VertexDeclaration>& VertexDeclaration::Get(VertexLayout layout)
{
NazaraAssert(layout <= VertexLayout::Max, "Vertex layout out of enum");
return s_declarations[layout];
}
inline const VertexLayout VertexDeclaration::Find(const std::shared_ptr<VertexDeclaration>& declaration)
{
for (size_t i = 0; i < (size_t)VertexLayout::Max; ++i)
if (s_declarations[(VertexLayout)i].get() == declaration.get())
return (VertexLayout)i;
NazaraAssert(declaration, "Invalid declaration");
return VertexLayout::Max;
}
}