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();
}
/**
* The main function opens a 3D rendering window, constructs a simple 3D scene, and starts a timer
* task to generate an animation.
*
* @throws IOException
*/
public static void main(String[] args) throws IOException {
sceneManager = new SimpleSceneManager();
Landscape landscape = new Landscape(7, 50, 20, 10, 5);
// Set up the vertex data and integrate
VertexData vLandscape = landscape.getVertexData();
sLandscape = new Shape(vLandscape);
sceneManager.addShape(sLandscape);
// adjust the camera
camera = sceneManager.getCamera();
Vector3f centerOfProjection = new Vector3f(0, 0, 40);
Vector3f lookAtPoint = new Vector3f(0, 0, 0);
Vector3f upVector = new Vector3f(0, 1, 0);
camera.setCameraMatrix(centerOfProjection, lookAtPoint, upVector);
// adjust the frustum
Frustum frustum = sceneManager.getFrustum();
float nearPlane = 1;
float farPlane = 100;
float aspectRatio = 1;
float vFieldOfView = 60;
frustum.setFrustum(nearPlane, farPlane, aspectRatio, vFieldOfView);
// Make a render panel. The init function of the renderPanel
// (see above) will be called back for initialization.
renderPanel = new SimpleRenderPanel();
// Make the main window of this application and add the renderer to it
// JFrame
jframe = new JFrame("simple");
jframe.setSize(750, 750);
jframe.setLocationRelativeTo(null); // center of screen
jframe.getContentPane().add(renderPanel.getCanvas()); // put the canvas into a JFrame window
// Add a mouse listener
SimpleMouseListener mouse = new SimpleMouseListener();
renderPanel.getCanvas().addMouseListener(mouse); // change proposed in forum
renderPanel.getCanvas().addMouseMotionListener(mouse);
renderPanel.getCanvas().addKeyListener(new MyKeyListener());
jframe.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
jframe.setVisible(true); // show window
}