* @param y the starting y coordinate of the camera
* @param cameraWidth the width of the camera view, in world coordinate units. This determines how far the camera can see in the x direction.
* @param cameraHeight the height of the camera view. This determines how far the camera can see in the y direction.
*/
public HCamera(float x, float y, float cameraWidth, float cameraHeight) {
super(new HRectangle(new PVector(x,y), new PVector(0,0), new PVector(cameraWidth, cameraHeight)),
HermesMath.zeroVector());
_worldCoordinateWidth = cameraWidth;
_worldCoordinateHeight = cameraHeight;
_zoomFactor = 1.0f;