NazaraEngine/include/Nazara/Graphics/Scene.inl

140 lines
3.4 KiB
C++

// Copyright (C) 2015 Jérôme Leclercq
// This file is part of the "Nazara Engine - Graphics module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/Graphics/Enums.hpp>
#include <Nazara/Graphics/Debug.hpp>
///TODO: Déplacer vers SceneNode et exposer
// Pour être sûr que ce code soit à jour
static_assert(nzSceneNodeType_Max == 6, "Please update the code below");
class NzLight;
class NzModel;
class NzParticleEmitter;
class NzSceneRoot;
class NzSprite;
class NzTextSprite;
template<typename T>
constexpr nzSceneNodeType NzImplGetType()
{
return nzSceneNodeType_User;
}
template<>
inline constexpr nzSceneNodeType NzImplGetType<NzLight>()
{
return nzSceneNodeType_Light;
}
template<>
inline constexpr nzSceneNodeType NzImplGetType<NzModel>()
{
return nzSceneNodeType_Model;
}
template<>
inline constexpr nzSceneNodeType NzImplGetType<NzParticleEmitter>()
{
return nzSceneNodeType_ParticleEmitter;
}
template<>
inline constexpr nzSceneNodeType NzImplGetType<NzSceneRoot>()
{
return nzSceneNodeType_Root;
}
template<>
inline constexpr nzSceneNodeType NzImplGetType<NzSprite>()
{
return nzSceneNodeType_Sprite;
}
template<>
inline constexpr nzSceneNodeType NzImplGetType<NzTextSprite>()
{
return nzSceneNodeType_TextSprite;
}
template<typename T, typename... Args>
T* NzScene::CreateNode(Args&&... args)
{
std::unique_ptr<T> node(new T(std::forward<Args>(args)...));
if (!RegisterSceneNode(NzString(), node.get()))
return nullptr;
return node.release();
}
template<typename T, typename... Args>
T* NzScene::CreateNode(const NzString& name, Args&&... args)
{
std::unique_ptr<T> node(new T(std::forward<Args>(args)...));
if (!RegisterSceneNode(name, node.get()))
return nullptr;
return node.release();
}
template<typename T, typename... Args>
T* NzScene::CreateNode(const NzString& name, const NzString& templateNodeName)
{
auto it = m_nodeMap.find(templateNodeName);
if (it == m_nodeMap.end())
{
NazaraError("Node \"" + templateNodeName + "\" is not registred");
return nullptr;
}
NzSceneNode* sceneNode = it->second;
if (sceneNode->GetSceneNodeType() != NzImplGetType<T>())
{
NazaraError("Scene node type of T (" + NzString::Number(NzImplGetType<T>()) + ") doesn't match template scene node type (" + NzString::Number(sceneNode->GetSceneNodeType()) + ")");
return nullptr;
}
std::unique_ptr<T> node(static_cast<T*>(sceneNode)->Copy());
if (!RegisterSceneNode(name, node.get()))
return nullptr;
return node.release();
}
template<typename T>
T* NzScene::FindNodeAs(const NzString& name)
{
NzSceneNode* sceneNode = FindNode(name);
if (!sceneNode)
return nullptr;
if (sceneNode->GetSceneNodeType() != NzImplGetType<T>())
{
NazaraError("Scene node type of T (" + NzString::Number(NzImplGetType<T>()) + ") doesn't match \"" + name + "\" scene node type (" + NzString::Number(sceneNode->GetSceneNodeType()) + ")");
return nullptr;
}
return static_cast<T*>(sceneNode);
}
template<typename T>
const T* NzScene::FindNodeAs(const NzString& name) const
{
const NzSceneNode* sceneNode = FindNode(name);
if (!sceneNode)
return nullptr;
if (sceneNode->GetSceneNodeType() != NzImplGetType<T>())
{
NazaraError("Scene node type of T (" + NzString::Number(NzImplGetType<T>()) + ") doesn't match \"" + name + "\" scene node type (" + NzString::Number(sceneNode->GetSceneNodeType()) + ")");
return nullptr;
}
return static_cast<const T*>(sceneNode);
}
#include <Nazara/Graphics/DebugOff.hpp>