47 lines
878 B
C++
47 lines
878 B
C++
#pragma once
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#include <td/Maths.h>
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#include <td/misc/ObjectNotifier.h>
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namespace td {
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namespace render {
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class ICameraListener {
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public:
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virtual void OnPerspectiveChange() {}
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virtual void OnViewChange() {}
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};
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using CameraNotifier = utils::ObjectNotifier<ICameraListener>;
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class Camera : public CameraNotifier {
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private:
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Mat4f m_ViewMatrix;
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Mat4f m_ProjectionMatrix;
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Mat4f m_InvViewMatrix;
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Mat4f m_InvProjectionMatrix;
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float m_CamDistance = 25.0f;
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Vec3f m_CamPos{0, m_CamDistance, 0};
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Vec2f m_CamLook{};
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float m_Yaw = -PI / 2.0f;
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float m_Pitch = -PI / 2.0f + 0.0000001f;
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public:
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const Mat4f& GetViewMatrix() const {
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return m_ViewMatrix;
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}
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const Mat4f& GetProjectionMatrix() const {
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return m_ProjectionMatrix;
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}
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void UpdatePerspective(float a_AspectRatio);
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void SetCamPos(const Vec3f& a_NewPos);
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};
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} // namespace render
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} // namespace td
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