💿🐜 Antkeeper source code
https://antkeeper.com
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130 lines
3.2 KiB
130 lines
3.2 KiB
/*
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* Copyright (C) 2020 Christopher J. Howard
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*
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* This file is part of Antkeeper source code.
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*
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* Antkeeper source code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Antkeeper source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef ANTKEEPER_ORBIT_CAM_HPP
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#define ANTKEEPER_ORBIT_CAM_HPP
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#include "camera-rig.hpp"
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/**
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* Rig which orbits around a focal point.
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*/
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class orbit_cam: public camera_rig
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{
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public:
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orbit_cam();
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virtual ~orbit_cam();
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virtual void update(float dt);
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/// @param direction Specifies the movement direction and speed scale on the XZ plane
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void move(const float2& direction);
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void rotate(float angle);
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void tilt(float angle);
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void zoom(float distance);
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void set_focal_point(const float3& point);
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void set_focal_distance(float distance);
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void set_elevation(float angle);
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void set_azimuth(float angle);
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void set_target_focal_point(const float3& point);
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void set_target_focal_distance(float distance);
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void set_target_elevation(float angle);
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void set_target_azimuth(float angle);
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const float3& get_focal_point() const;
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float get_focal_distance() const;
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float get_elevation() const;
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float get_azimuth() const;
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const float3& get_target_focal_point() const;
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float get_target_focal_distance() const;
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float get_target_elevation() const;
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float get_target_azimuth() const;
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const float3& get_target_translation() const;
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const vmq::quaternion<float>& get_target_rotation() const;
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private:
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float3 focal_point;
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float focal_distance;
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float elevation;
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float azimuth;
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float3 target_focal_point;
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float target_focal_distance;
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float target_elevation;
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float target_azimuth;
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vmq::quaternion<float> elevation_rotation;
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vmq::quaternion<float> azimuth_rotation;
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vmq::quaternion<float> target_elevation_rotation;
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vmq::quaternion<float> target_azimuth_rotation;
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vmq::quaternion<float> target_rotation;
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float3 target_translation;
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};
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inline const float3& orbit_cam::get_focal_point() const
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{
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return focal_point;
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}
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inline float orbit_cam::get_focal_distance() const
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{
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return focal_distance;
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}
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inline float orbit_cam::get_elevation() const
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{
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return elevation;
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}
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inline float orbit_cam::get_azimuth() const
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{
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return azimuth;
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}
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inline const float3& orbit_cam::get_target_focal_point() const
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{
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return target_focal_point;
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}
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inline float orbit_cam::get_target_focal_distance() const
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{
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return target_focal_distance;
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}
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inline float orbit_cam::get_target_elevation() const
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{
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return target_elevation;
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}
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inline float orbit_cam::get_target_azimuth() const
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{
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return target_azimuth;
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}
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inline const float3& orbit_cam::get_target_translation() const
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{
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return target_translation;
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}
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inline const vmq::quaternion<float>& orbit_cam::get_target_rotation() const
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{
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return target_rotation;
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}
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#endif // ANTKEEPER_ORBIT_CAM_HPP
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