/**
* calculates z and adjusts for border conditions
*
* @param x
* @param y
* @return
*/
private float calculateZ(float x, float y) {
float z = 0;
z = 1 - x * x - y * y;
if (z > 0) {
z = (float) Math.sqrt(z);
} else {
z = 0;
}
return z;
}
public void run() {
adjustToScreenSize =
(float)
Math.min(
jframe.getWidth(),
jframe.getHeight()); // used here, since you can change the screen-Size
Matrix4f newTranslation = new Matrix4f();
newTranslation.setIdentity();
Matrix4f oldcTranslation = new Matrix4f();
oldcTranslation = camera.getCameraMatrix();
// world z-Axis-turn
if (mouseWorldTurn != null) {
newTranslation.mul(mouseWorldTurn);
mouseWorldTurn.setIdentity();
}
// camera x-Axis-turn
if (mouseTurn != null) {
newTranslation.mul(mouseTurn);
mouseTurn.setIdentity();
}
// camera movement
if (keyMove != null) {
newTranslation.mul(keyMove);
keyMove.setIdentity();
}
newTranslation.mul(oldcTranslation);
camera.setCameraMatrix(newTranslation);
// something still appears to be wrong while turning
// Trigger redrawing of the render window
renderPanel.getCanvas().repaint();
}