Ndk/GraphicsComponent: Add BoundingVolume

Former-commit-id: e053b21e5495e097a752c17bf2f9367f55b78d78
This commit is contained in:
Lynix 2016-03-26 01:38:30 +01:00
parent 2b9dcb47c0
commit dd87b9b115
3 changed files with 42 additions and 0 deletions

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@ -26,11 +26,15 @@ namespace Ndk
inline void Attach(Nz::InstancedRenderableRef renderable, int renderOrder = 0); inline void Attach(Nz::InstancedRenderableRef renderable, int renderOrder = 0);
inline void EnsureBoundingVolumeUpdate() const;
inline void EnsureTransformMatrixUpdate() const; inline void EnsureTransformMatrixUpdate() const;
inline const Nz::BoundingVolumef& GetBoundingVolume() const;
static ComponentIndex componentIndex; static ComponentIndex componentIndex;
private: private:
inline void InvalidateBoundingVolume();
void InvalidateRenderableData(const Nz::InstancedRenderable* renderable, Nz::UInt32 flags, unsigned int index); void InvalidateRenderableData(const Nz::InstancedRenderable* renderable, Nz::UInt32 flags, unsigned int index);
inline void InvalidateRenderables(); inline void InvalidateRenderables();
inline void InvalidateTransformMatrix(); inline void InvalidateTransformMatrix();
@ -41,6 +45,7 @@ namespace Ndk
void OnDetached() override; void OnDetached() override;
void OnNodeInvalidated(const Nz::Node* node); void OnNodeInvalidated(const Nz::Node* node);
void UpdateBoundingVolume() const;
void UpdateTransformMatrix() const; void UpdateTransformMatrix() const;
NazaraSlot(Nz::Node, OnNodeInvalidation, m_nodeInvalidationSlot); NazaraSlot(Nz::Node, OnNodeInvalidation, m_nodeInvalidationSlot);
@ -61,7 +66,9 @@ namespace Ndk
}; };
std::vector<Renderable> m_renderables; std::vector<Renderable> m_renderables;
mutable Nz::BoundingVolumef m_boundingVolume;
mutable Nz::Matrix4f m_transformMatrix; mutable Nz::Matrix4f m_transformMatrix;
mutable bool m_boundingVolumeUpdated;
mutable bool m_transformMatrixUpdated; mutable bool m_transformMatrixUpdated;
}; };
} }

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@ -8,7 +8,9 @@ namespace Ndk
{ {
inline GraphicsComponent::GraphicsComponent(const GraphicsComponent& graphicsComponent) : inline GraphicsComponent::GraphicsComponent(const GraphicsComponent& graphicsComponent) :
Component(graphicsComponent), Component(graphicsComponent),
m_boundingVolume(graphicsComponent.m_boundingVolume),
m_transformMatrix(graphicsComponent.m_transformMatrix), m_transformMatrix(graphicsComponent.m_transformMatrix),
m_boundingVolumeUpdated(graphicsComponent.m_boundingVolumeUpdated),
m_transformMatrixUpdated(graphicsComponent.m_transformMatrixUpdated) m_transformMatrixUpdated(graphicsComponent.m_transformMatrixUpdated)
{ {
m_renderables.reserve(graphicsComponent.m_renderables.size()); m_renderables.reserve(graphicsComponent.m_renderables.size());
@ -39,6 +41,14 @@ namespace Ndk
r.data.renderOrder = renderOrder; r.data.renderOrder = renderOrder;
r.renderable = std::move(renderable); r.renderable = std::move(renderable);
r.renderableInvalidationSlot.Connect(r.renderable->OnInstancedRenderableInvalidateData, std::bind(&GraphicsComponent::InvalidateRenderableData, this, std::placeholders::_1, std::placeholders::_2, m_renderables.size()-1)); r.renderableInvalidationSlot.Connect(r.renderable->OnInstancedRenderableInvalidateData, std::bind(&GraphicsComponent::InvalidateRenderableData, this, std::placeholders::_1, std::placeholders::_2, m_renderables.size()-1));
InvalidateBoundingVolume();
}
inline void GraphicsComponent::EnsureBoundingVolumeUpdate() const
{
if (!m_boundingVolumeUpdated)
UpdateBoundingVolume();
} }
inline void GraphicsComponent::EnsureTransformMatrixUpdate() const inline void GraphicsComponent::EnsureTransformMatrixUpdate() const
@ -47,6 +57,18 @@ namespace Ndk
UpdateTransformMatrix(); UpdateTransformMatrix();
} }
inline const Nz::BoundingVolumef& GraphicsComponent::GetBoundingVolume() const
{
EnsureBoundingVolumeUpdate();
return m_boundingVolume;
}
inline void GraphicsComponent::InvalidateBoundingVolume()
{
m_boundingVolumeUpdated = false;
}
inline void GraphicsComponent::InvalidateRenderables() inline void GraphicsComponent::InvalidateRenderables()
{ {
for (Renderable& r : m_renderables) for (Renderable& r : m_renderables)
@ -55,6 +77,7 @@ namespace Ndk
inline void GraphicsComponent::InvalidateTransformMatrix() inline void GraphicsComponent::InvalidateTransformMatrix()
{ {
m_boundingVolumeUpdated = false;
m_transformMatrixUpdated = false; m_transformMatrixUpdated = false;
InvalidateRenderables(); InvalidateRenderables();

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@ -63,6 +63,18 @@ namespace Ndk
InvalidateTransformMatrix(); InvalidateTransformMatrix();
} }
void GraphicsComponent::UpdateBoundingVolume() const
{
EnsureTransformMatrixUpdate();
m_boundingVolume.MakeNull();
for (const Renderable& r : m_renderables)
m_boundingVolume.ExtendTo(r.renderable->GetBoundingVolume());
m_boundingVolume.Update(m_transformMatrix);
m_boundingVolumeUpdated = true;
}
void GraphicsComponent::UpdateTransformMatrix() const void GraphicsComponent::UpdateTransformMatrix() const
{ {
NazaraAssert(m_entity && m_entity->HasComponent<NodeComponent>(), "GraphicsComponent requires NodeComponent"); NazaraAssert(m_entity && m_entity->HasComponent<NodeComponent>(), "GraphicsComponent requires NodeComponent");