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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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40
SDK/src/NDK/Systems/RenderSystem.cpp
View File

@@ -28,7 +28,6 @@ namespace Ndk
/*!
* \brief Constructs an RenderSystem object by default
*/
RenderSystem::RenderSystem() :
m_coordinateSystemMatrix(Nz::Matrix4f::Identity()),
m_coordinateSystemInvalidated(true)
@@ -43,7 +42,6 @@ namespace Ndk
*
* \param entity Pointer to the entity
*/
void RenderSystem::OnEntityRemoved(Entity* entity)
{
m_cameras.Remove(entity);
@@ -52,6 +50,12 @@ namespace Ndk
m_lights.Remove(entity);
m_particleGroups.Remove(entity);
m_pointSpotLights.Remove(entity);
if (entity->HasComponent<GraphicsComponent>())
{
GraphicsComponent& gfxComponent = entity->GetComponent<GraphicsComponent>();
gfxComponent.RemoveFromCullingList(&m_drawableCulling);
}
}
/*!
@@ -60,7 +64,6 @@ namespace Ndk
* \param entity Pointer to the entity
* \param justAdded Is the entity newly added
*/
void RenderSystem::OnEntityValidation(Entity* entity, bool justAdded)
{
NazaraUnused(justAdded);
@@ -77,10 +80,26 @@ namespace Ndk
m_cameras.Remove(entity);
if (entity->HasComponent<GraphicsComponent>() && entity->HasComponent<NodeComponent>())
{
m_drawables.Insert(entity);
if (justAdded)
{
GraphicsComponent& gfxComponent = entity->GetComponent<GraphicsComponent>();
gfxComponent.AddToCullingList(&m_drawableCulling);
}
}
else
{
m_drawables.Remove(entity);
if (entity->HasComponent<GraphicsComponent>())
{
GraphicsComponent& gfxComponent = entity->GetComponent<GraphicsComponent>();
gfxComponent.RemoveFromCullingList(&m_drawableCulling);
}
}
if (entity->HasComponent<LightComponent>() && entity->HasComponent<NodeComponent>())
{
LightComponent& lightComponent = entity->GetComponent<LightComponent>();
@@ -141,16 +160,19 @@ namespace Ndk
//UpdateDirectionalShadowMaps(camComponent);
Nz::AbstractRenderQueue* renderQueue = m_renderTechnique->GetRenderQueue();
renderQueue->Clear();
//TODO: Culling
// To make sure the bounding volume used by the culling list is updated
for (const Ndk::EntityHandle& drawable : m_drawables)
{
GraphicsComponent& graphicsComponent = drawable->GetComponent<GraphicsComponent>();
NodeComponent& drawableNode = drawable->GetComponent<NodeComponent>();
graphicsComponent.AddToRenderQueue(renderQueue);
graphicsComponent.EnsureBoundingVolumeUpdate();
}
m_drawableCulling.Cull(camComponent.GetFrustum());
renderQueue->Clear();
for (const GraphicsComponent* gfxComponent : m_drawableCulling)
gfxComponent->AddToRenderQueue(renderQueue);
for (const Ndk::EntityHandle& light : m_lights)
{
@@ -165,7 +187,7 @@ namespace Ndk
{
ParticleGroupComponent& groupComponent = particleGroup->GetComponent<ParticleGroupComponent>();
groupComponent.AddToRenderQueue(renderQueue, Nz::Matrix4f::Identity()); //< ParticleGroup doesn't use Matrix4f
groupComponent.AddToRenderQueue(renderQueue, Nz::Matrix4f::Identity()); //< ParticleGroup doesn't use any transform matrix (yet)
}
camComponent.ApplyView();