83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
// Copyright (C) 2015 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Graphics module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_INSTANCEDRENDERABLE_HPP
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#define NAZARA_INSTANCEDRENDERABLE_HPP
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#include <Nazara/Core/NonCopyable.hpp>
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#include <Nazara/Core/PrimitiveList.hpp>
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#include <Nazara/Core/ObjectLibrary.hpp>
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#include <Nazara/Core/ObjectRef.hpp>
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#include <Nazara/Core/RefCounted.hpp>
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#include <Nazara/Core/Signal.hpp>
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#include <Nazara/Graphics/Config.hpp>
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#include <Nazara/Math/BoundingVolume.hpp>
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#include <Nazara/Math/Frustum.hpp>
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#include <Nazara/Math/Matrix4.hpp>
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class NzAbstractRenderQueue;
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class NzInstancedRenderable;
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using NzInstancedRenderableConstRef = NzObjectRef<const NzInstancedRenderable>;
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using NzInstancedRenderableLibrary = NzObjectLibrary<NzInstancedRenderable>;
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using NzInstancedRenderableRef = NzObjectRef<NzInstancedRenderable>;
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class NAZARA_GRAPHICS_API NzInstancedRenderable : public NzRefCounted
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{
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public:
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struct InstanceData;
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NzInstancedRenderable() = default;
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inline NzInstancedRenderable(const NzInstancedRenderable& renderable);
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virtual ~NzInstancedRenderable();
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inline void EnsureBoundingVolumeUpdated() const;
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virtual void AddToRenderQueue(NzAbstractRenderQueue* renderQueue, const InstanceData& instanceData) const = 0;
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virtual bool Cull(const NzFrustumf& frustum, const InstanceData& instanceData) const;
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virtual const NzBoundingVolumef& GetBoundingVolume() const;
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virtual void InvalidateData(InstanceData* instanceData, nzUInt32 flags) const;
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virtual void UpdateBoundingVolume(InstanceData* instanceData) const;
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virtual void UpdateData(InstanceData* instanceData) const;
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inline NzInstancedRenderable& operator=(const NzInstancedRenderable& renderable);
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// Signals:
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NazaraSignal(OnInstancedRenderableInvalidateData, const NzInstancedRenderable*, nzUInt32); //< Args: me, flags
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NazaraSignal(OnInstancedRenderableRelease, const NzInstancedRenderable*); //< Args: me
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struct InstanceData
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{
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InstanceData(NzMatrix4f& referenceMatrix) :
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transformMatrix(referenceMatrix),
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flags(0)
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{
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}
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std::vector<nzUInt8> data;
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NzBoundingVolumef volume;
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NzMatrix4f& transformMatrix;
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nzUInt32 flags;
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};
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protected:
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virtual void MakeBoundingVolume() const = 0;
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void InvalidateBoundingVolume();
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inline void InvalidateInstanceData(nzUInt32 flags);
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inline void UpdateBoundingVolume() const;
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mutable NzBoundingVolumef m_boundingVolume;
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private:
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mutable bool m_boundingVolumeUpdated;
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static NzInstancedRenderableLibrary::LibraryMap s_library;
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};
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#include <Nazara/Graphics/InstancedRenderable.inl>
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#endif // NAZARA_INSTANCEDRENDERABLE_HPP
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