Graphics: Add Camera class
This commit is contained in:
Jérôme Leclercq
parent
9a311da2c8
commit
793952eb67
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// Copyright (C) 2021 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_CAMERA_HPP
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#define NAZARA_CAMERA_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Graphics/AbstractViewer.hpp>
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#include <Nazara/Graphics/Enums.hpp>
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#include <Nazara/Graphics/ViewerInstance.hpp>
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#include <Nazara/Math/Rect.hpp>
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#include <Nazara/Math/Vector2.hpp>
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#include <Nazara/Renderer/RenderTarget.hpp>
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#include <memory>
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#include <vector>
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namespace Nz
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{
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class NAZARA_GRAPHICS_API Camera : public AbstractViewer
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{
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public:
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inline Camera(const RenderTarget* renderTarget, ProjectionType projectionType = ProjectionType::Perspective);
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inline Camera(const Camera& camera);
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inline Camera(Camera&& camera) noexcept;
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~Camera() = default;
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inline float GetAspectRatio() const;
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inline DegreeAnglef GetFOV() const;
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const RenderTarget& GetRenderTarget() override;
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inline const Vector2f& GetSize() const;
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inline const Rectf& GetTargetRegion() const;
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ViewerInstance& GetViewerInstance() override;
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const ViewerInstance& GetViewerInstance() const override;
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const Recti& GetViewport() const override;
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inline float GetZFar() const;
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inline float GetZNear() const;
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inline void UpdateFOV(DegreeAnglef fov);
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inline void UpdateProjectionType(ProjectionType projectionType);
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inline void UpdateSize(const Vector2f& size);
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void UpdateTarget(const RenderTarget* framebuffer);
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inline void UpdateTargetRegion(const Rectf& targetRegion);
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inline void UpdateViewport(const Recti& viewport);
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inline void UpdateZFar(float zFar);
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inline void UpdateZNear(float zNear);
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inline Camera& operator=(const Camera& camera);
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inline Camera& operator=(Camera&& camera) noexcept;
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private:
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inline void UpdateProjectionMatrix();
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inline void UpdateViewport();
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inline void UpdateViewport(Vector2ui renderTargetSize);
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NazaraSlot(RenderTarget, OnRenderTargetRelease, m_onRenderTargetRelease);
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NazaraSlot(RenderTarget, OnRenderTargetSizeChange, m_onRenderTargetSizeChange);
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const RenderTarget* m_renderTarget;
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DegreeAnglef m_fov;
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ProjectionType m_projectionType;
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Rectf m_targetRegion;
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Recti m_viewport;
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Vector2f m_size;
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ViewerInstance m_viewerInstance;
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float m_aspectRatio;
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float m_zFar;
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float m_zNear;
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};
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}
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#include <Nazara/Graphics/Camera.inl>
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#endif
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@ -0,0 +1,202 @@
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// Copyright (C) 2021 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Utility module"
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// For conditions of distribution and use, see copyright notice in Prerequisites.hpp
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#include <Nazara/Graphics/Components/CameraComponent.hpp>
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#include <Nazara/Graphics/Debug.hpp>
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namespace Nz
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{
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inline Camera::Camera(const RenderTarget* renderTarget, ProjectionType projectionType) :
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m_renderTarget(nullptr),
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m_fov(70.f),
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m_projectionType(projectionType),
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m_targetRegion(0.f, 0.f, 1.f, 1.f),
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m_viewport(0, 0, 0, 0),
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m_size(-1.f, -1.f),
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m_zFar(1000.f),
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m_zNear(1.f)
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{
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UpdateTarget(renderTarget);
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}
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inline Camera::Camera(const Camera& camera) :
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m_renderTarget(nullptr),
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m_fov(camera.m_fov),
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m_projectionType(camera.m_projectionType),
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m_targetRegion(camera.m_targetRegion),
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m_viewport(camera.m_viewport),
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m_size(camera.m_size),
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m_aspectRatio(camera.m_aspectRatio),
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m_zFar(camera.m_zFar),
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m_zNear(camera.m_zNear)
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{
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UpdateTarget(camera.m_renderTarget);
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}
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inline Camera::Camera(Camera&& camera) noexcept :
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m_renderTarget(nullptr),
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m_fov(camera.m_fov),
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m_projectionType(camera.m_projectionType),
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m_targetRegion(camera.m_targetRegion),
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m_viewport(camera.m_viewport),
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m_size(camera.m_size),
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m_aspectRatio(camera.m_aspectRatio),
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m_zFar(camera.m_zFar),
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m_zNear(camera.m_zNear)
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{
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UpdateTarget(camera.m_renderTarget);
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}
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inline float Camera::GetAspectRatio() const
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{
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return m_aspectRatio;
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}
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inline DegreeAnglef Camera::GetFOV() const
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{
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return m_fov;
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}
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inline const Vector2f& Camera::GetSize() const
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{
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return m_size;
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}
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inline const Rectf& Camera::GetTargetRegion() const
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{
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return m_targetRegion;
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}
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inline float Camera::GetZFar() const
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{
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return m_zFar;
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}
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inline float Camera::GetZNear() const
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{
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return m_zNear;
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}
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inline void Camera::UpdateFOV(DegreeAnglef fov)
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{
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m_fov = fov;
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UpdateProjectionMatrix();
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}
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inline void Camera::UpdateZFar(float zFar)
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{
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m_zFar = zFar;
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UpdateProjectionMatrix();
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}
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inline void Camera::UpdateZNear(float zNear)
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{
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NazaraAssert(!NumberEquals(zNear, 0.f), "zNear cannot be zero");
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m_zNear = zNear;
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UpdateProjectionMatrix();
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}
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inline Camera& Camera::operator=(const Camera& camera)
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{
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m_fov = camera.m_fov;
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m_projectionType = camera.m_projectionType;
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m_targetRegion = camera.m_targetRegion;
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m_viewport = camera.m_viewport;
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m_size = camera.m_size;
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m_aspectRatio = camera.m_aspectRatio;
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m_zFar = camera.m_zFar;
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m_zNear = camera.m_zNear;
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UpdateTarget(camera.m_renderTarget);
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return *this;
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}
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inline Camera& Camera::operator=(Camera&& camera) noexcept
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{
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m_fov = camera.m_fov;
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m_projectionType = camera.m_projectionType;
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m_targetRegion = camera.m_targetRegion;
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m_viewport = camera.m_viewport;
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m_size = camera.m_size;
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m_aspectRatio = camera.m_aspectRatio;
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m_zFar = camera.m_zFar;
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m_zNear = camera.m_zNear;
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UpdateTarget(camera.m_renderTarget);
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return *this;
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}
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inline void Camera::UpdateProjectionType(ProjectionType projectionType)
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{
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m_projectionType = projectionType;
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UpdateProjectionMatrix();
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}
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inline void Camera::UpdateTargetRegion(const Rectf& targetRegion)
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{
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m_targetRegion = targetRegion;
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UpdateViewport();
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}
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inline void Camera::UpdateViewport(const Recti& viewport)
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{
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NazaraAssert(m_renderTarget, "no render target");
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// We compute the region necessary to make this view port with the actual size of the target
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Vector2f invSize = 1.f / Vector2f(m_renderTarget->GetSize());
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UpdateTargetRegion(Rectf(invSize.x * viewport.x, invSize.y * viewport.y, invSize.x * viewport.width, invSize.y * viewport.height));
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}
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inline void Camera::UpdateSize(const Vector2f& size)
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{
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m_size = size;
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UpdateProjectionMatrix();
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}
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inline void Camera::UpdateProjectionMatrix()
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{
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switch (m_projectionType)
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{
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case ProjectionType::Orthographic:
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if (m_size.x < 0.f || m_size.y < 0.f)
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m_viewerInstance.UpdateProjectionMatrix(Matrix4f::Ortho(0.f, float(m_viewport.x), 0.f, float(m_viewport.y), m_zNear, m_zFar));
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else
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m_viewerInstance.UpdateProjectionMatrix(Matrix4f::Ortho(0.f, m_size.x, 0.f, m_size.y, m_zNear, m_zFar));
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break;
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case ProjectionType::Perspective:
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m_viewerInstance.UpdateProjectionMatrix(Matrix4f::Perspective(m_fov, m_aspectRatio, m_zNear, m_zFar));
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break;
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}
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}
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inline void Camera::UpdateViewport()
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{
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NazaraAssert(m_renderTarget, "no rendertarget!");
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return UpdateViewport(m_renderTarget->GetSize());
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}
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inline void Camera::UpdateViewport(Vector2ui renderTargetSize)
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{
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renderTargetSize.y = std::max(renderTargetSize.y, 1U); // Let's make sure we won't divide by zero
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// Our target region is expressed as % of the viewport dimensions, let's compute it in pixels
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Rectf fViewport(m_targetRegion);
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fViewport.x *= renderTargetSize.x;
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fViewport.y *= renderTargetSize.y;
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fViewport.width *= renderTargetSize.x;
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fViewport.height *= renderTargetSize.y;
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m_aspectRatio = fViewport.width / fViewport.height;
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// Convert it back to int
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m_viewport.Set(fViewport);
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UpdateProjectionMatrix();
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}
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}
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@ -8,66 +8,20 @@
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#define NAZARA_CAMERACOMPONENT_HPP
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#define NAZARA_CAMERACOMPONENT_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Graphics/AbstractViewer.hpp>
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#include <Nazara/Graphics/Camera.hpp>
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#include <Nazara/Graphics/Enums.hpp>
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#include <Nazara/Graphics/ViewerInstance.hpp>
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#include <Nazara/Math/Rect.hpp>
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#include <Nazara/Math/Vector2.hpp>
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#include <Nazara/Renderer/RenderTarget.hpp>
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#include <memory>
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#include <vector>
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namespace Nz
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namespace Nz
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{
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{
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class NAZARA_GRAPHICS_API CameraComponent : public AbstractViewer
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class NAZARA_GRAPHICS_API CameraComponent : public Camera
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{
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{
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public:
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public:
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inline CameraComponent(const RenderTarget* renderTarget, ProjectionType projectionType = ProjectionType::Perspective);
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using Camera::Camera;
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inline CameraComponent(const CameraComponent& camera);
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CameraComponent(const CameraComponent& camera) = default;
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inline CameraComponent(CameraComponent&& camera) noexcept;
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CameraComponent(CameraComponent&& camera) noexcept = default;
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~CameraComponent() = default;
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~CameraComponent() = default;
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inline float GetAspectRatio() const;
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CameraComponent& operator=(const CameraComponent& camera) = default;
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inline DegreeAnglef GetFOV() const;
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CameraComponent& operator=(CameraComponent&& camera) noexcept = default;
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const RenderTarget& GetRenderTarget() override;
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inline const Vector2f& GetSize() const;
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inline const Rectf& GetTargetRegion() const;
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ViewerInstance& GetViewerInstance() override;
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const ViewerInstance& GetViewerInstance() const override;
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const Recti& GetViewport() const override;
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inline float GetZFar() const;
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inline float GetZNear() const;
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inline void UpdateFOV(DegreeAnglef fov);
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inline void UpdateProjectionType(ProjectionType projectionType);
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inline void UpdateSize(const Vector2f& size);
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void UpdateTarget(const RenderTarget* framebuffer);
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inline void UpdateTargetRegion(const Rectf& targetRegion);
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inline void UpdateViewport(const Recti& viewport);
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inline void UpdateZFar(float zFar);
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inline void UpdateZNear(float zNear);
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inline CameraComponent& operator=(const CameraComponent& camera);
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inline CameraComponent& operator=(CameraComponent&& camera) noexcept;
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private:
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inline void UpdateProjectionMatrix();
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inline void UpdateViewport();
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inline void UpdateViewport(Vector2ui renderTargetSize);
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NazaraSlot(RenderTarget, OnRenderTargetRelease, m_onRenderTargetRelease);
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NazaraSlot(RenderTarget, OnRenderTargetSizeChange, m_onRenderTargetSizeChange);
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const RenderTarget* m_renderTarget;
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DegreeAnglef m_fov;
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ProjectionType m_projectionType;
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Rectf m_targetRegion;
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Recti m_viewport;
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Vector2f m_size;
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ViewerInstance m_viewerInstance;
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float m_aspectRatio;
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float m_zFar;
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float m_zNear;
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};
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};
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}
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}
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@ -7,196 +7,4 @@
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namespace Nz
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namespace Nz
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{
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{
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inline CameraComponent::CameraComponent(const RenderTarget* renderTarget, ProjectionType projectionType) :
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m_renderTarget(nullptr),
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m_fov(70.f),
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m_projectionType(projectionType),
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m_targetRegion(0.f, 0.f, 1.f, 1.f),
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m_viewport(0, 0, 0, 0),
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m_size(-1.f, -1.f),
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m_zFar(1000.f),
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m_zNear(1.f)
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{
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UpdateTarget(renderTarget);
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}
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inline CameraComponent::CameraComponent(const CameraComponent& camera) :
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m_renderTarget(nullptr),
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m_fov(camera.m_fov),
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m_projectionType(camera.m_projectionType),
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m_targetRegion(camera.m_targetRegion),
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m_viewport(camera.m_viewport),
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m_size(camera.m_size),
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m_aspectRatio(camera.m_aspectRatio),
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m_zFar(camera.m_zFar),
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m_zNear(camera.m_zNear)
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{
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UpdateTarget(camera.m_renderTarget);
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}
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inline CameraComponent::CameraComponent(CameraComponent&& camera) noexcept :
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m_renderTarget(nullptr),
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m_fov(camera.m_fov),
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||||||
m_projectionType(camera.m_projectionType),
|
|
||||||
m_targetRegion(camera.m_targetRegion),
|
|
||||||
m_viewport(camera.m_viewport),
|
|
||||||
m_size(camera.m_size),
|
|
||||||
m_aspectRatio(camera.m_aspectRatio),
|
|
||||||
m_zFar(camera.m_zFar),
|
|
||||||
m_zNear(camera.m_zNear)
|
|
||||||
{
|
|
||||||
UpdateTarget(camera.m_renderTarget);
|
|
||||||
}
|
|
||||||
|
|
||||||
inline float CameraComponent::GetAspectRatio() const
|
|
||||||
{
|
|
||||||
return m_aspectRatio;
|
|
||||||
}
|
|
||||||
|
|
||||||
inline DegreeAnglef CameraComponent::GetFOV() const
|
|
||||||
{
|
|
||||||
return m_fov;
|
|
||||||
}
|
|
||||||
|
|
||||||
inline const Vector2f& CameraComponent::GetSize() const
|
|
||||||
{
|
|
||||||
return m_size;
|
|
||||||
}
|
|
||||||
|
|
||||||
inline const Rectf& CameraComponent::GetTargetRegion() const
|
|
||||||
{
|
|
||||||
return m_targetRegion;
|
|
||||||
}
|
|
||||||
|
|
||||||
inline float CameraComponent::GetZFar() const
|
|
||||||
{
|
|
||||||
return m_zFar;
|
|
||||||
}
|
|
||||||
|
|
||||||
inline float CameraComponent::GetZNear() const
|
|
||||||
{
|
|
||||||
return m_zNear;
|
|
||||||
}
|
|
||||||
|
|
||||||
inline void CameraComponent::UpdateFOV(DegreeAnglef fov)
|
|
||||||
{
|
|
||||||
m_fov = fov;
|
|
||||||
UpdateProjectionMatrix();
|
|
||||||
}
|
|
||||||
|
|
||||||
inline void CameraComponent::UpdateZFar(float zFar)
|
|
||||||
{
|
|
||||||
m_zFar = zFar;
|
|
||||||
UpdateProjectionMatrix();
|
|
||||||
}
|
|
||||||
|
|
||||||
inline void CameraComponent::UpdateZNear(float zNear)
|
|
||||||
{
|
|
||||||
NazaraAssert(!NumberEquals(zNear, 0.f), "zNear cannot be zero");
|
|
||||||
|
|
||||||
m_zNear = zNear;
|
|
||||||
UpdateProjectionMatrix();
|
|
||||||
}
|
|
||||||
|
|
||||||
inline CameraComponent& CameraComponent::operator=(const CameraComponent& camera)
|
|
||||||
{
|
|
||||||
m_fov = camera.m_fov;
|
|
||||||
m_projectionType = camera.m_projectionType;
|
|
||||||
m_targetRegion = camera.m_targetRegion;
|
|
||||||
m_viewport = camera.m_viewport;
|
|
||||||
m_size = camera.m_size;
|
|
||||||
m_aspectRatio = camera.m_aspectRatio;
|
|
||||||
m_zFar = camera.m_zFar;
|
|
||||||
m_zNear = camera.m_zNear;
|
|
||||||
|
|
||||||
UpdateTarget(camera.m_renderTarget);
|
|
||||||
|
|
||||||
return *this;
|
|
||||||
}
|
|
||||||
|
|
||||||
inline CameraComponent& CameraComponent::operator=(CameraComponent&& camera) noexcept
|
|
||||||
{
|
|
||||||
m_fov = camera.m_fov;
|
|
||||||
m_projectionType = camera.m_projectionType;
|
|
||||||
m_targetRegion = camera.m_targetRegion;
|
|
||||||
m_viewport = camera.m_viewport;
|
|
||||||
m_size = camera.m_size;
|
|
||||||
m_aspectRatio = camera.m_aspectRatio;
|
|
||||||
m_zFar = camera.m_zFar;
|
|
||||||
m_zNear = camera.m_zNear;
|
|
||||||
|
|
||||||
UpdateTarget(camera.m_renderTarget);
|
|
||||||
|
|
||||||
return *this;
|
|
||||||
}
|
|
||||||
|
|
||||||
inline void CameraComponent::UpdateProjectionType(ProjectionType projectionType)
|
|
||||||
{
|
|
||||||
m_projectionType = projectionType;
|
|
||||||
UpdateProjectionMatrix();
|
|
||||||
}
|
|
||||||
|
|
||||||
inline void CameraComponent::UpdateTargetRegion(const Rectf& targetRegion)
|
|
||||||
{
|
|
||||||
m_targetRegion = targetRegion;
|
|
||||||
UpdateViewport();
|
|
||||||
}
|
|
||||||
|
|
||||||
inline void CameraComponent::UpdateViewport(const Recti& viewport)
|
|
||||||
{
|
|
||||||
NazaraAssert(m_renderTarget, "no render target");
|
|
||||||
|
|
||||||
// We compute the region necessary to make this view port with the actual size of the target
|
|
||||||
Vector2f invSize = 1.f / Vector2f(m_renderTarget->GetSize());
|
|
||||||
|
|
||||||
UpdateTargetRegion(Rectf(invSize.x * viewport.x, invSize.y * viewport.y, invSize.x * viewport.width, invSize.y * viewport.height));
|
|
||||||
}
|
|
||||||
|
|
||||||
inline void CameraComponent::UpdateSize(const Vector2f& size)
|
|
||||||
{
|
|
||||||
m_size = size;
|
|
||||||
UpdateProjectionMatrix();
|
|
||||||
}
|
|
||||||
|
|
||||||
inline void CameraComponent::UpdateProjectionMatrix()
|
|
||||||
{
|
|
||||||
switch (m_projectionType)
|
|
||||||
{
|
|
||||||
case ProjectionType::Orthographic:
|
|
||||||
if (m_size.x < 0.f || m_size.y < 0.f)
|
|
||||||
m_viewerInstance.UpdateProjectionMatrix(Matrix4f::Ortho(0.f, float(m_viewport.x), 0.f, float(m_viewport.y), m_zNear, m_zFar));
|
|
||||||
else
|
|
||||||
m_viewerInstance.UpdateProjectionMatrix(Matrix4f::Ortho(0.f, m_size.x, 0.f, m_size.y, m_zNear, m_zFar));
|
|
||||||
break;
|
|
||||||
|
|
||||||
case ProjectionType::Perspective:
|
|
||||||
m_viewerInstance.UpdateProjectionMatrix(Matrix4f::Perspective(m_fov, m_aspectRatio, m_zNear, m_zFar));
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
inline void CameraComponent::UpdateViewport()
|
|
||||||
{
|
|
||||||
NazaraAssert(m_renderTarget, "no rendertarget!");
|
|
||||||
return UpdateViewport(m_renderTarget->GetSize());
|
|
||||||
}
|
|
||||||
|
|
||||||
inline void CameraComponent::UpdateViewport(Vector2ui renderTargetSize)
|
|
||||||
{
|
|
||||||
renderTargetSize.y = std::max(renderTargetSize.y, 1U); // Let's make sure we won't divide by zero
|
|
||||||
|
|
||||||
// Our target region is expressed as % of the viewport dimensions, let's compute it in pixels
|
|
||||||
Rectf fViewport(m_targetRegion);
|
|
||||||
fViewport.x *= renderTargetSize.x;
|
|
||||||
fViewport.y *= renderTargetSize.y;
|
|
||||||
fViewport.width *= renderTargetSize.x;
|
|
||||||
fViewport.height *= renderTargetSize.y;
|
|
||||||
|
|
||||||
m_aspectRatio = fViewport.width / fViewport.height;
|
|
||||||
|
|
||||||
// Convert it back to int
|
|
||||||
m_viewport.Set(fViewport);
|
|
||||||
|
|
||||||
UpdateProjectionMatrix();
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -0,0 +1,55 @@
|
||||||
|
// Copyright (C) 2021 Jérôme Leclercq
|
||||||
|
// This file is part of the "Nazara Engine - Utility module"
|
||||||
|
// For conditions of distribution and use, see copyright notice in Prerequisites.hpp
|
||||||
|
|
||||||
|
#include <Nazara/Graphics/Camera.hpp>
|
||||||
|
#include <stdexcept>
|
||||||
|
#include <Nazara/Graphics/Debug.hpp>
|
||||||
|
|
||||||
|
namespace Nz
|
||||||
|
{
|
||||||
|
const RenderTarget& Camera::GetRenderTarget()
|
||||||
|
{
|
||||||
|
if (!m_renderTarget)
|
||||||
|
throw std::runtime_error("no rendertarget set");
|
||||||
|
|
||||||
|
return* m_renderTarget;
|
||||||
|
}
|
||||||
|
|
||||||
|
ViewerInstance& Camera::GetViewerInstance()
|
||||||
|
{
|
||||||
|
return m_viewerInstance;
|
||||||
|
}
|
||||||
|
|
||||||
|
const ViewerInstance& Camera::GetViewerInstance() const
|
||||||
|
{
|
||||||
|
return m_viewerInstance;
|
||||||
|
}
|
||||||
|
|
||||||
|
const Recti& Camera::GetViewport() const
|
||||||
|
{
|
||||||
|
return m_viewport;
|
||||||
|
}
|
||||||
|
|
||||||
|
void Camera::UpdateTarget(const RenderTarget* renderTarget)
|
||||||
|
{
|
||||||
|
m_onRenderTargetRelease.Disconnect();
|
||||||
|
m_onRenderTargetSizeChange.Disconnect();
|
||||||
|
|
||||||
|
m_renderTarget = renderTarget;
|
||||||
|
if (m_renderTarget)
|
||||||
|
{
|
||||||
|
m_onRenderTargetRelease.Connect(m_renderTarget->OnRenderTargetRelease, [this](const RenderTarget*)
|
||||||
|
{
|
||||||
|
UpdateTarget(nullptr);
|
||||||
|
});
|
||||||
|
|
||||||
|
m_onRenderTargetSizeChange.Connect(m_renderTarget->OnRenderTargetSizeChange, [this](const RenderTarget*, const Vector2ui& newSize)
|
||||||
|
{
|
||||||
|
UpdateViewport(newSize);
|
||||||
|
});
|
||||||
|
|
||||||
|
UpdateViewport();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
@ -3,53 +3,8 @@
|
||||||
// For conditions of distribution and use, see copyright notice in Prerequisites.hpp
|
// For conditions of distribution and use, see copyright notice in Prerequisites.hpp
|
||||||
|
|
||||||
#include <Nazara/Graphics/Components/CameraComponent.hpp>
|
#include <Nazara/Graphics/Components/CameraComponent.hpp>
|
||||||
#include <stdexcept>
|
|
||||||
#include <Nazara/Graphics/Debug.hpp>
|
#include <Nazara/Graphics/Debug.hpp>
|
||||||
|
|
||||||
namespace Nz
|
namespace Nz
|
||||||
{
|
{
|
||||||
const RenderTarget& CameraComponent::GetRenderTarget()
|
|
||||||
{
|
|
||||||
if (!m_renderTarget)
|
|
||||||
throw std::runtime_error("no rendertarget set");
|
|
||||||
|
|
||||||
return* m_renderTarget;
|
|
||||||
}
|
|
||||||
|
|
||||||
ViewerInstance& CameraComponent::GetViewerInstance()
|
|
||||||
{
|
|
||||||
return m_viewerInstance;
|
|
||||||
}
|
|
||||||
|
|
||||||
const ViewerInstance& CameraComponent::GetViewerInstance() const
|
|
||||||
{
|
|
||||||
return m_viewerInstance;
|
|
||||||
}
|
|
||||||
|
|
||||||
const Recti& CameraComponent::GetViewport() const
|
|
||||||
{
|
|
||||||
return m_viewport;
|
|
||||||
}
|
|
||||||
|
|
||||||
void CameraComponent::UpdateTarget(const RenderTarget* renderTarget)
|
|
||||||
{
|
|
||||||
m_onRenderTargetRelease.Disconnect();
|
|
||||||
m_onRenderTargetSizeChange.Disconnect();
|
|
||||||
|
|
||||||
m_renderTarget = renderTarget;
|
|
||||||
if (m_renderTarget)
|
|
||||||
{
|
|
||||||
m_onRenderTargetRelease.Connect(m_renderTarget->OnRenderTargetRelease, [this](const RenderTarget*)
|
|
||||||
{
|
|
||||||
UpdateTarget(nullptr);
|
|
||||||
});
|
|
||||||
|
|
||||||
m_onRenderTargetSizeChange.Connect(m_renderTarget->OnRenderTargetSizeChange, [this](const RenderTarget*, const Vector2ui& newSize)
|
|
||||||
{
|
|
||||||
UpdateViewport(newSize);
|
|
||||||
});
|
|
||||||
|
|
||||||
UpdateViewport();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue