95 lines
3.6 KiB
C++
95 lines
3.6 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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//
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// Paella
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// Copyright (C) 2015 - Thomas FORGIONE, Emilie JALRAS, Marion LENFANT, Thierry MALON, Amandine PAILLOUX
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// Authors :
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// Thomas FORGIONE
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// Emilie JALRAS
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// Marion LENFANT
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// Thierry MALON
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// Amandine PAILLOUX
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//
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// This file is part of the project Paella
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// This software is provided 'as-is', without any express or implied warranty.
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// In no event will the authors be held liable for any damages arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it freely,
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// subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented;
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// you must not claim that you wrote the original software.
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// If you use this software in a product, an acknowledgment
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// in the product documentation would be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such,
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// and must not be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source distribution.
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////////////////////////////////////////////////////////////////////////////////
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#ifndef FREE_FLY_CAMERA_HPP
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#define FREE_FLY_CAMERA_HPP
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#include <SFML/System/Vector3.hpp>
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#include <SFML/Window/Event.hpp>
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#include <SFMLTools/Camera.hpp>
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namespace sft
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{
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////////////////////////////////////////////////////////////
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/// \ingroup sfmltools
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/// \brief Camera controlled by mouse and keyboard
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///
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/// Only azerty keyboards are supported for the moment
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///////////////////////////////////////////////////////////
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class FreeFlyCamera : public Camera
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{
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public:
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///////////////////////////////////////////////////
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/// \brief Default constructor
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///////////////////////////////////////////////////
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FreeFlyCamera();
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///////////////////////////////////////////////////
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/// \brief calls gluLookAt with the good parameters
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///////////////////////////////////////////////////
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void look() const;
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///////////////////////////////////////////////////
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/// \brief computes the next step of the camera
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/// \pre mouse must be in the middle of the screen
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/// before the movement of the mouse
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/// \param width width of the window
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/// \param height height of the window
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///////////////////////////////////////////////////
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void nextStep(int width, int height);
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private:
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double speed; ///< speed of the camera
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double sensitivity; ///< sensitivity of the mouse
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sf::Vector3<double> position; ///< position of the center of the camera
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sf::Vector3<double> target; ///< a point that the camera is staring at
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sf::Vector3<double> forward; ///< a vector from the center to the target
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sf::Vector3<double> left; ///< a vector orthogonal to forward
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double theta; ///< theta angle from spheric coordinates
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double phi; ///< phi angle from spheric coordinates
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////////////////////////////////////////////////////
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/// \brief computes the vector from angles
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///
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/// Computes the value of position, target, forward and left
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/// using only theta and phi
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////////////////////////////////////////////////////
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void vectorsFromAngles();
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};
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} // namespace sft
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#endif // FREE_FLY_CAMERA_HPP
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