138 lines
4.9 KiB
C++
138 lines
4.9 KiB
C++
/********************************************************************************
|
|
* ReactPhysics3D physics library, http://www.reactphysics3d.com *
|
|
* Copyright (c) 2010-2015 Daniel Chappuis *
|
|
*********************************************************************************
|
|
* *
|
|
* This software is provided 'as-is', without any express or implied warranty. *
|
|
* In no event will the authors be held liable for any damages arising from the *
|
|
* use of this software. *
|
|
* *
|
|
* Permission is granted to anyone to use this software for any purpose, *
|
|
* including commercial applications, and to alter it and redistribute it *
|
|
* freely, subject to the following restrictions: *
|
|
* *
|
|
* 1. The origin of this software must not be misrepresented; you must not claim *
|
|
* that you wrote the original software. If you use this software in a *
|
|
* product, an acknowledgment in the product documentation would be *
|
|
* appreciated but is not required. *
|
|
* *
|
|
* 2. Altered source versions must be plainly marked as such, and must not be *
|
|
* misrepresented as being the original software. *
|
|
* *
|
|
* 3. This notice may not be removed or altered from any source distribution. *
|
|
* *
|
|
********************************************************************************/
|
|
|
|
#ifndef SCENE_H
|
|
#define SCENE_H
|
|
|
|
// Libraries
|
|
#include "openglframework.h"
|
|
|
|
// Class Scene
|
|
// Abstract class that represents a 3D scene.
|
|
class Scene {
|
|
|
|
protected:
|
|
|
|
// -------------------- Attributes -------------------- //
|
|
|
|
/// Scene name
|
|
std::string mName;
|
|
|
|
/// Camera
|
|
openglframework::Camera mCamera;
|
|
|
|
/// Center of the scene
|
|
openglframework::Vector3 mCenterScene;
|
|
|
|
/// Last mouse coordinates on the windows
|
|
double mLastMouseX, mLastMouseY;
|
|
|
|
/// Last point computed on a sphere (for camera rotation)
|
|
openglframework::Vector3 mLastPointOnSphere;
|
|
|
|
/// True if the last point computed on a sphere (for camera rotation) is valid
|
|
bool mIsLastPointOnSphereValid;
|
|
|
|
// -------------------- Methods -------------------- //
|
|
|
|
/// Set the scene position (where the camera needs to look at)
|
|
void setScenePosition(const openglframework::Vector3& position, float sceneRadius);
|
|
|
|
/// Set the camera so that we can view the whole scene
|
|
void resetCameraToViewAll();
|
|
|
|
/// Map mouse coordinates to coordinates on the sphere
|
|
bool mapMouseCoordinatesToSphere(double xMouse, double yMouse,
|
|
openglframework::Vector3& spherePoint) const;
|
|
|
|
|
|
/// Zoom the camera
|
|
void zoom(float zoomDiff);
|
|
|
|
/// Translate the camera
|
|
void translate(int xMouse, int yMouse);
|
|
|
|
/// Rotate the camera
|
|
void rotate(int xMouse, int yMouse);
|
|
|
|
public:
|
|
|
|
// -------------------- Methods -------------------- //
|
|
|
|
/// Constructor
|
|
Scene(const std::string& name);
|
|
|
|
/// Destructor
|
|
virtual ~Scene();
|
|
|
|
/// Initialize the scene
|
|
virtual void init()=0;
|
|
|
|
/// Reshape the view
|
|
virtual void reshape(int width, int height);
|
|
|
|
/// Update the scene (take a simulation step)
|
|
virtual void update()=0;
|
|
|
|
/// Render the scene
|
|
virtual void render()=0;
|
|
|
|
/// Reset the scene
|
|
virtual void reset()=0;
|
|
|
|
/// Called when a keyboard event occurs
|
|
virtual void keyboardEvent(int key, int scancode, int action, int mods);
|
|
|
|
/// Called when a mouse button event occurs
|
|
virtual void mouseButtonEvent(int button, int action, int mods);
|
|
|
|
/// Called when a mouse motion event occurs
|
|
virtual void mouseMotionEvent(double xMouse, double yMouse);
|
|
|
|
/// Called when a scrolling event occurs
|
|
virtual void scrollingEvent(float xAxis, float yAxis);
|
|
|
|
/// Return a reference to the camera
|
|
const openglframework::Camera& getCamera() const;
|
|
};
|
|
|
|
// Called when a keyboard event occurs
|
|
inline void Scene::keyboardEvent(int key, int scancode, int action, int mods) {
|
|
|
|
}
|
|
|
|
/// Reshape the view
|
|
inline void Scene::reshape(int width, int height) {
|
|
mCamera.setDimensions(width, height);
|
|
}
|
|
|
|
// Return a reference to the camera
|
|
inline const openglframework::Camera& Scene::getCamera() const {
|
|
return mCamera;
|
|
}
|
|
|
|
|
|
#endif
|