123 lines
3.9 KiB
C++
123 lines
3.9 KiB
C++
// Copyright (C) 2024 Jérôme "SirLynix" Leclercq (lynix680@gmail.com)
|
|
// This file is part of the "Nazara Engine - Graphics module"
|
|
// For conditions of distribution and use, see copyright notice in Export.hpp
|
|
|
|
#include <Nazara/Graphics/Algorithm.hpp>
|
|
#include <Nazara/Graphics/MaterialPass.hpp>
|
|
|
|
namespace Nz
|
|
{
|
|
inline RenderSpriteChain::RenderSpriteChain(int renderLayer, std::shared_ptr<MaterialInstance> materialInstance, MaterialPassFlags materialFlags, std::shared_ptr<RenderPipeline> renderPipeline, const WorldInstance& worldInstance, std::shared_ptr<VertexDeclaration> vertexDeclaration, std::shared_ptr<Texture> textureOverlay, std::size_t spriteCount, const void* spriteData, const Recti& scissorBox) :
|
|
RenderElement(BasicRenderElement::SpriteChain),
|
|
m_materialInstance(std::move(materialInstance)),
|
|
m_renderPipeline(std::move(renderPipeline)),
|
|
m_vertexDeclaration(std::move(vertexDeclaration)),
|
|
m_textureOverlay(std::move(textureOverlay)),
|
|
m_spriteCount(spriteCount),
|
|
m_spriteData(spriteData),
|
|
m_worldInstance(worldInstance),
|
|
m_materialFlags(materialFlags),
|
|
m_scissorBox(scissorBox),
|
|
m_renderLayer(renderLayer)
|
|
{
|
|
}
|
|
|
|
inline UInt64 RenderSpriteChain::ComputeSortingScore(const Frustumf& frustum, const RenderQueueRegistry& registry) const
|
|
{
|
|
UInt64 layerIndex = registry.FetchLayerIndex(m_renderLayer);
|
|
|
|
if (m_materialFlags.Test(MaterialPassFlag::SortByDistance))
|
|
{
|
|
UInt64 matFlags = 1;
|
|
|
|
float distanceNear = frustum.GetPlane(FrustumPlane::Near).SignedDistance(m_worldInstance.GetWorldMatrix().GetTranslation());
|
|
UInt64 distance = DistanceAsSortKey(distanceNear);
|
|
|
|
// Transparent RQ index:
|
|
// - Layer (8bits)
|
|
// - Sorted by distance flag (1bit)
|
|
// - Distance to near plane (32bits) - could by reduced to 24 or even 16 if required
|
|
// - ?? (23bits)
|
|
|
|
return (layerIndex & 0xFF) << 56 |
|
|
(matFlags) << 55 |
|
|
(distance) << 23;
|
|
|
|
}
|
|
else
|
|
{
|
|
UInt64 elementType = GetElementType();
|
|
UInt64 materialInstanceIndex = registry.FetchMaterialInstanceIndex(m_materialInstance.get());
|
|
UInt64 pipelineIndex = registry.FetchPipelineIndex(m_renderPipeline.get());
|
|
UInt64 vertexDeclarationIndex = registry.FetchVertexDeclaration(m_vertexDeclaration.get());
|
|
|
|
UInt64 matFlags = 0;
|
|
|
|
// Opaque RQ index:
|
|
// - Layer (8bits)
|
|
// - Sorted by distance flag (1bit)
|
|
// - Element type (4bits)
|
|
// - Pipeline (16bits)
|
|
// - MaterialPass (16bits)
|
|
// - VertexDeclaration (8bits)
|
|
// - ?? (11bits) - Depth?
|
|
|
|
return (layerIndex & 0xFF) << 56 |
|
|
(matFlags) << 55 |
|
|
(elementType & 0xF) << 51 |
|
|
(pipelineIndex & 0xFFFF) << 35 |
|
|
(materialInstanceIndex & 0xFFFF) << 19 |
|
|
(vertexDeclarationIndex & 0xFF) << 11;
|
|
}
|
|
}
|
|
|
|
inline const MaterialInstance& RenderSpriteChain::GetMaterialInstance() const
|
|
{
|
|
return *m_materialInstance;
|
|
}
|
|
|
|
inline const RenderPipeline& RenderSpriteChain::GetRenderPipeline() const
|
|
{
|
|
return *m_renderPipeline;
|
|
}
|
|
|
|
inline const Recti& RenderSpriteChain::GetScissorBox() const
|
|
{
|
|
return m_scissorBox;
|
|
}
|
|
|
|
inline std::size_t RenderSpriteChain::GetSpriteCount() const
|
|
{
|
|
return m_spriteCount;
|
|
}
|
|
|
|
inline const void* RenderSpriteChain::GetSpriteData() const
|
|
{
|
|
return m_spriteData;
|
|
}
|
|
|
|
inline const Texture* RenderSpriteChain::GetTextureOverlay() const
|
|
{
|
|
return m_textureOverlay.get();
|
|
}
|
|
|
|
inline const VertexDeclaration* RenderSpriteChain::GetVertexDeclaration() const
|
|
{
|
|
return m_vertexDeclaration.get();
|
|
}
|
|
|
|
inline const WorldInstance& RenderSpriteChain::GetWorldInstance() const
|
|
{
|
|
return m_worldInstance;
|
|
}
|
|
|
|
inline void RenderSpriteChain::Register(RenderQueueRegistry& registry) const
|
|
{
|
|
registry.RegisterLayer(m_renderLayer);
|
|
registry.RegisterMaterialInstance(m_materialInstance.get());
|
|
registry.RegisterPipeline(m_renderPipeline.get());
|
|
registry.RegisterVertexDeclaration(m_vertexDeclaration.get());
|
|
}
|
|
}
|
|
|