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84 lines
1.8 KiB
C++
84 lines
1.8 KiB
C++
// Copyright 2020 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <memory>
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#include <optional>
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#include "Common/Matrix.h"
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#include "Core/FreeLookConfig.h"
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class PointerWrap;
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class CameraController
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{
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public:
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CameraController() = default;
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virtual ~CameraController() = default;
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CameraController(const CameraController&) = delete;
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CameraController& operator=(const CameraController&) = delete;
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CameraController(CameraController&&) = delete;
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CameraController& operator=(CameraController&&) = delete;
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virtual Common::Matrix44 GetView() = 0;
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virtual void MoveVertical(float amt) = 0;
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virtual void MoveHorizontal(float amt) = 0;
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virtual void MoveForward(float amt) = 0;
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virtual void Rotate(const Common::Vec3& amt) = 0;
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virtual void Rotate(const Common::Quaternion& quat) = 0;
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virtual void Reset() = 0;
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virtual void DoState(PointerWrap& p) = 0;
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};
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class FreeLookCamera
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{
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public:
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FreeLookCamera();
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void SetControlType(FreeLook::ControlType type);
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Common::Matrix44 GetView();
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Common::Vec2 GetFieldOfView() const;
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void MoveVertical(float amt);
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void MoveHorizontal(float amt);
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void MoveForward(float amt);
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void Rotate(const Common::Vec3& amt);
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void Rotate(const Common::Quaternion& amt);
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void IncreaseFovX(float fov);
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void IncreaseFovY(float fov);
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float GetFovStepSize() const;
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void Reset();
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void DoState(PointerWrap& p);
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bool IsDirty() const;
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void SetClean();
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void ModifySpeed(float multiplier);
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void ResetSpeed();
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float GetSpeed() const;
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bool IsActive() const;
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private:
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bool m_dirty = false;
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float m_fov_x = 1.0f;
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float m_fov_y = 1.0f;
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std::optional<FreeLook::ControlType> m_current_type;
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std::unique_ptr<CameraController> m_camera_controller;
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float m_min_fov_multiplier = 0.025f;
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float m_speed = 60.0f;
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};
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extern FreeLookCamera g_freelook_camera;
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