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Graphics: Add frustum culling

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Former-commit-id: 2741c465f9acb4a190de0a29db4a3853700461fd [formerly be67ee144fe577767a11be40f79f3f2e85d030c0] [formerly 302a6d2c8a3222401890d217f01c24a03db9ebc8 [formerly 762367a1144c340b84b61eee9d7577dcdaf717c6]]
Former-commit-id: 6504b78e4ce04d8eea0c10e7ce27bdda4b95f2dc [formerly 8d0fba6c2dde5dcc43cbea0e6e5fd2980af4b801]
Former-commit-id: 75d1deaf21035eb1b630705017462b9e059149a9
This commit is contained in:
Lynix
2016-09-06 13:30:05 +02:00
parent 4345d540bb
commit 01330dcfdf
11 changed files with 732 additions and 78 deletions
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34
SDK/include/NDK/Components/GraphicsComponent.hpp
View File

@@ -8,6 +8,7 @@
#ifndef NDK_COMPONENTS_GRAPHICSCOMPONENT_HPP
#define NDK_COMPONENTS_GRAPHICSCOMPONENT_HPP
#include <Nazara/Graphics/CullingList.hpp>
#include <Nazara/Graphics/InstancedRenderable.hpp>
#include <Nazara/Utility/Node.hpp>
#include <NDK/Component.hpp>
@@ -16,6 +17,7 @@ namespace Ndk
{
class GraphicsComponent;
using GraphicsComponentCullingList = Nz::CullingList<GraphicsComponent>;
using GraphicsComponentHandle = Nz::ObjectHandle<GraphicsComponent>;
class NDK_API GraphicsComponent : public Component<GraphicsComponent>, public Nz::HandledObject<GraphicsComponent>
@@ -29,10 +31,11 @@ namespace Ndk
inline GraphicsComponent(const GraphicsComponent& graphicsComponent);
~GraphicsComponent() = default;
inline void AddToRenderQueue(Nz::AbstractRenderQueue* renderQueue) const;
inline void AddToCullingList(GraphicsComponentCullingList* cullingList) const;
void AddToRenderQueue(Nz::AbstractRenderQueue* renderQueue) const;
inline void Attach(Nz::InstancedRenderableRef renderable, int renderOrder = 0);
inline void Attach(Nz::InstancedRenderableRef renderable, const Nz::Matrix4f& localMatrix, int renderOrder = 0);
void Attach(Nz::InstancedRenderableRef renderable, int renderOrder = 0);
void Attach(Nz::InstancedRenderableRef renderable, const Nz::Matrix4f& localMatrix, int renderOrder = 0);
inline void Clear();
@@ -46,10 +49,12 @@ namespace Ndk
inline const Nz::BoundingVolumef& GetBoundingVolume() const;
inline void RemoveFromCullingList(GraphicsComponentCullingList* cullingList) const;
static ComponentIndex componentIndex;
private:
inline void InvalidateBoundingVolume();
inline void InvalidateBoundingVolume() const;
void InvalidateRenderableData(const Nz::InstancedRenderable* renderable, Nz::UInt32 flags, std::size_t index);
inline void InvalidateRenderables();
inline void InvalidateTransformMatrix();
@@ -72,12 +77,13 @@ namespace Ndk
dataUpdated(false)
{
}
Renderable(Renderable&& renderable) noexcept :
data(std::move(renderable.data)),
renderable(std::move(renderable.renderable)),
dataUpdated(renderable.dataUpdated),
renderableInvalidationSlot(std::move(renderable.renderableInvalidationSlot)),
renderableBoundingVolumeInvalidationSlot(std::move(renderable.renderableBoundingVolumeInvalidationSlot)),
renderableDataInvalidationSlot(std::move(renderable.renderableDataInvalidationSlot)),
renderableReleaseSlot(std::move(renderable.renderableReleaseSlot))
{
}
@@ -93,13 +99,15 @@ namespace Ndk
data = std::move(r.data);
dataUpdated = r.dataUpdated;
renderable = std::move(r.renderable);
renderableInvalidationSlot = std::move(r.renderableInvalidationSlot);
renderableBoundingVolumeInvalidationSlot = std::move(r.renderableBoundingVolumeInvalidationSlot);
renderableDataInvalidationSlot = std::move(r.renderableDataInvalidationSlot);
renderableReleaseSlot = std::move(r.renderableReleaseSlot);
return *this;
}
NazaraSlot(Nz::InstancedRenderable, OnInstancedRenderableInvalidateData, renderableInvalidationSlot);
NazaraSlot(Nz::InstancedRenderable, OnInstancedRenderableInvalidateBoundingVolume, renderableBoundingVolumeInvalidationSlot);
NazaraSlot(Nz::InstancedRenderable, OnInstancedRenderableInvalidateData, renderableDataInvalidationSlot);
NazaraSlot(Nz::InstancedRenderable, OnInstancedRenderableRelease, renderableReleaseSlot);
mutable Nz::InstancedRenderable::InstanceData data;
@@ -107,6 +115,16 @@ namespace Ndk
mutable bool dataUpdated;
};
using VolumeCullingListEntry = GraphicsComponentCullingList::VolumeEntry;
struct VolumeCullingEntry
{
VolumeCullingListEntry listEntry;
NazaraSlot(GraphicsComponentCullingList, OnCullingListRelease, cullingListReleaseSlot);
};
mutable std::vector<VolumeCullingEntry> m_volumeCullingEntries;
std::vector<Renderable> m_renderables;
mutable Nz::BoundingVolumef m_boundingVolume;
mutable Nz::Matrix4f m_transformMatrix;

69
SDK/include/NDK/Components/GraphicsComponent.inl
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@@ -28,52 +28,12 @@ namespace Ndk
Attach(r.renderable, r.data.renderOrder);
}
/*!
* \brief Adds the renderable elements to the render queue
*
* \param renderQueue Queue to be added
*/
inline void GraphicsComponent::AddToRenderQueue(Nz::AbstractRenderQueue* renderQueue) const
inline void GraphicsComponent::AddToCullingList(GraphicsComponentCullingList* cullingList) const
{
EnsureTransformMatrixUpdate();
Ndk::RenderSystem& renderSystem = m_entity->GetWorld()->GetSystem<Ndk::RenderSystem>();
for (const Renderable& object : m_renderables)
{
if (!object.dataUpdated)
{
object.data.transformMatrix = Nz::Matrix4f::ConcatenateAffine(renderSystem.GetCoordinateSystemMatrix(), Nz::Matrix4f::ConcatenateAffine(object.data.localMatrix, m_transformMatrix));
object.renderable->UpdateData(&object.data);
object.dataUpdated = true;
}
object.renderable->AddToRenderQueue(renderQueue, object.data);
}
}
/*!
* \brief Attaches a renderable to the entity
*
* \param renderable Reference to a renderable element
* \param renderOrder Render order of the element
*/
inline void GraphicsComponent::Attach(Nz::InstancedRenderableRef renderable, int renderOrder)
{
return Attach(renderable, Nz::Matrix4f::Identity(), renderOrder);
}
inline void GraphicsComponent::Attach(Nz::InstancedRenderableRef renderable, const Nz::Matrix4f& localMatrix, int renderOrder)
{
m_renderables.emplace_back(m_transformMatrix);
Renderable& r = m_renderables.back();
r.data.localMatrix = localMatrix;
r.data.renderOrder = renderOrder;
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.renderableReleaseSlot.Connect(r.renderable->OnInstancedRenderableRelease, this, &GraphicsComponent::Detach);
m_volumeCullingEntries.emplace_back(VolumeCullingEntry{});
VolumeCullingEntry& entry = m_volumeCullingEntries.back();
entry.cullingListReleaseSlot.Connect(cullingList->OnCullingListRelease, this, &GraphicsComponent::RemoveFromCullingList);
entry.listEntry = cullingList->RegisterVolumeTest(this);
InvalidateBoundingVolume();
}
@@ -167,11 +127,26 @@ namespace Ndk
return m_boundingVolume;
}
inline void GraphicsComponent::RemoveFromCullingList(GraphicsComponentCullingList* cullingList) const
{
for (auto it = m_volumeCullingEntries.begin(); it != m_volumeCullingEntries.end(); ++it)
{
if (it->listEntry.GetParent() == cullingList)
{
if (m_volumeCullingEntries.size() > 1)
*it = std::move(m_volumeCullingEntries.back());
m_volumeCullingEntries.pop_back();
break;
}
}
}
/*!
* \brief Invalidates the bounding volume
*/
inline void GraphicsComponent::InvalidateBoundingVolume()
inline void GraphicsComponent::InvalidateBoundingVolume() const
{
m_boundingVolumeUpdated = false;
}
@@ -192,9 +167,9 @@ namespace Ndk
inline void GraphicsComponent::InvalidateTransformMatrix()
{
m_boundingVolumeUpdated = false;
m_transformMatrixUpdated = false;
InvalidateBoundingVolume();
InvalidateRenderables();
}
}