118 lines
4.0 KiB
C++
118 lines
4.0 KiB
C++
// Copyright (C) 2017 Jérôme Leclercq
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// This file is part of the "Nazara Development Kit"
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// For conditions of distribution and use, see copyright notice in Prerequesites.hpp
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#pragma once
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#ifndef NDK_SERVER
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#ifndef NDK_COMPONENTS_CAMERACOMPONENT_HPP
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#define NDK_COMPONENTS_CAMERACOMPONENT_HPP
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#include <Nazara/Math/Frustum.hpp>
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#include <Nazara/Math/Matrix4.hpp>
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#include <Nazara/Math/Vector3.hpp>
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#include <Nazara/Graphics/AbstractViewer.hpp>
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#include <Nazara/Renderer/RenderTarget.hpp>
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#include <Nazara/Utility/Node.hpp>
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#include <NDK/Component.hpp>
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namespace Ndk
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{
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class CameraComponent;
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using CameraComponentHandle = Nz::ObjectHandle<CameraComponent>;
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class NDK_API CameraComponent : public Component<CameraComponent>, public Nz::AbstractViewer, public Nz::HandledObject<CameraComponent>
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{
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public:
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inline CameraComponent();
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inline CameraComponent(const CameraComponent& camera);
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~CameraComponent() = default;
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void ApplyView() const override;
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inline void EnsureFrustumUpdate() const;
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inline void EnsureProjectionMatrixUpdate() const;
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inline void EnsureViewMatrixUpdate() const;
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inline void EnsureViewportUpdate() const;
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float GetAspectRatio() const override;
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Nz::Vector3f GetEyePosition() const override;
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Nz::Vector3f GetForward() const override;
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inline float GetFOV() const;
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const Nz::Frustumf& GetFrustum() const override;
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inline unsigned int GetLayer() const;
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const Nz::Matrix4f& GetProjectionMatrix() const override;
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Nz::ProjectionType GetProjectionType() const override;
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inline const Nz::Vector2f& GetSize() const;
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const Nz::RenderTarget* GetTarget() const override;
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inline const Nz::Rectf& GetTargetRegion() const;
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const Nz::Matrix4f& GetViewMatrix() const override;
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const Nz::Recti& GetViewport() const override;
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float GetZFar() const override;
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float GetZNear() const override;
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inline void SetFOV(float fov);
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void SetLayer(unsigned int layer);
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inline void SetProjectionType(Nz::ProjectionType projection);
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inline void SetSize(const Nz::Vector2f& size);
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inline void SetSize(float width, float height);
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inline void SetTarget(const Nz::RenderTarget* renderTarget);
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inline void SetTargetRegion(const Nz::Rectf& region);
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inline void SetViewport(const Nz::Recti& viewport);
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inline void SetZFar(float zFar);
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inline void SetZNear(float zNear);
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inline bool UpdateVisibility(std::size_t visibilityHash);
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static ComponentIndex componentIndex;
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private:
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inline void InvalidateFrustum() const;
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inline void InvalidateProjectionMatrix() const;
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inline void InvalidateViewMatrix() const;
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inline void InvalidateViewport() const;
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void OnAttached() override;
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void OnComponentAttached(BaseComponent& component) override;
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void OnComponentDetached(BaseComponent& component) override;
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void OnDetached() override;
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void OnNodeInvalidated(const Nz::Node* node);
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void OnRenderTargetRelease(const Nz::RenderTarget* renderTarget);
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void OnRenderTargetSizeChange(const Nz::RenderTarget* renderTarget);
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void UpdateFrustum() const;
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void UpdateProjectionMatrix() const;
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void UpdateViewMatrix() const;
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void UpdateViewport() const;
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NazaraSlot(Nz::Node, OnNodeInvalidation, m_nodeInvalidationSlot);
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NazaraSlot(Nz::RenderTarget, OnRenderTargetRelease, m_targetReleaseSlot);
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NazaraSlot(Nz::RenderTarget, OnRenderTargetSizeChange, m_targetResizeSlot);
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std::size_t m_visibilityHash;
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Nz::ProjectionType m_projectionType;
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mutable Nz::Frustumf m_frustum;
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mutable Nz::Matrix4f m_projectionMatrix;
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mutable Nz::Matrix4f m_viewMatrix;
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Nz::Rectf m_targetRegion;
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mutable Nz::Recti m_viewport;
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const Nz::RenderTarget* m_target;
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Nz::Vector2f m_size;
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mutable bool m_frustumUpdated;
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mutable bool m_projectionMatrixUpdated;
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mutable bool m_viewMatrixUpdated;
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mutable bool m_viewportUpdated;
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mutable float m_aspectRatio;
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float m_fov;
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float m_zFar;
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float m_zNear;
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unsigned int m_layer;
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};
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}
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#include <NDK/Components/CameraComponent.inl>
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#endif // NDK_COMPONENTS_CAMERACOMPONENT_HPP
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#endif // NDK_SERVER
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