f7845abbb7
git-svn-id: https://reactphysics3d.googlecode.com/svn/trunk@145 92aac97c-a6ce-11dd-a772-7fcde58d38e6
92 lines
4.0 KiB
C++
92 lines
4.0 KiB
C++
/****************************************************************************
|
|
* Copyright (C) 2009 Daniel Chappuis *
|
|
****************************************************************************
|
|
* This file is part of ReactPhysics3D. *
|
|
* *
|
|
* ReactPhysics3D is free software: you can redistribute it and/or modify *
|
|
* it under the terms of the GNU Lesser General Public License as published *
|
|
* by the Free Software Foundation, either version 3 of the License, or *
|
|
* (at your option) any later version. *
|
|
* *
|
|
* ReactPhysics3D is distributed in the hope that it will be useful, *
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
|
|
* GNU Lesser General Public License for more details. *
|
|
* *
|
|
* You should have received a copy of the GNU Lesser General Public License *
|
|
* along with ReactPhysics3D. If not, see <http://www.gnu.org/licenses/>. *
|
|
***************************************************************************/
|
|
|
|
#ifndef CAMERA_H
|
|
#define CAMERA_H
|
|
|
|
// Libraries
|
|
#include "../reactphysics3d/reactphysics3d.h" // We want the mathematics stuff of reactphysics3d
|
|
|
|
// Namespaces
|
|
using namespace reactphysics3d;
|
|
|
|
// Class Camera (abstract class)
|
|
// In the project we will use two different camera. This is the superclass of the two
|
|
// cameras. We will use a OutSideCamera that move arround the scene and an OnBoardCamera
|
|
// that will simulate the deplacement of a viewer inside the scene
|
|
class Camera {
|
|
protected :
|
|
Vector3D position; // Position of the camera
|
|
Vector3D lookAtPoint; // Point where the camera is looking
|
|
Vector3D viewVector; // Vector from the camera position to the view point
|
|
static double speed; // Speed movement of the camera
|
|
|
|
public :
|
|
Camera(); // Constructor
|
|
Camera(const Camera& camera); // Copy-constructor
|
|
virtual ~Camera(); // Destructor
|
|
virtual Vector3D getPosition() const; // Get the position of the camera
|
|
virtual void setPosition(const Vector3D& pos); // Set the position of the camera
|
|
virtual Vector3D getLookAtPoint() const; // Return the point where the camera is looking
|
|
virtual Vector3D getViewVector() const; // Return the view vector of the camera
|
|
virtual void updateViewVector()=0; // Update the view vector of the camera
|
|
static void increaseSpeed(); // Increase the speed of camera movement
|
|
static void decreaseSpeed(); // Decrease the speed of camera movement
|
|
};
|
|
|
|
// Get the position of the camera (inline function)
|
|
inline Vector3D Camera::getPosition() const {
|
|
// Return the position of the camera
|
|
return position;
|
|
}
|
|
|
|
// Set the position of the camera (inline function)
|
|
inline void Camera::setPosition(const Vector3D& pos) {
|
|
// Set the position of the camera
|
|
position = pos;
|
|
}
|
|
|
|
// Return the point where the camera is looking (inline function)
|
|
inline Vector3D Camera::getLookAtPoint() const {
|
|
return lookAtPoint;
|
|
}
|
|
|
|
// Return the view vector of the camera (inline function)
|
|
inline Vector3D Camera::getViewVector() const {
|
|
return viewVector;
|
|
}
|
|
|
|
// Increase the speed movement of the camera (inline function)
|
|
inline void Camera::increaseSpeed()
|
|
{
|
|
speed= speed+0.05;
|
|
if(speed>1)
|
|
speed=1;
|
|
}
|
|
|
|
// Decrease the speep movement of the camera (inline function)
|
|
inline void Camera::decreaseSpeed()
|
|
{
|
|
speed = speed-0.05;
|
|
if(speed<=0)
|
|
speed=0.005;
|
|
}
|
|
|
|
#endif
|