public Point projectScreen(Vector23f p) {
Ray3f eye2P = new Ray3f(eye, p);
Vector23f proj = eye2P.intersect(viewPlane);
proj.x -= (eye.x - width / 2);
proj.y -= (eye.y - height / 2);
return new Point((int) proj.x, (int) proj.y);
}
public void moveEye(float deltaX, float deltaY, float deltaZ) {
eye.x -= deltaX;
eye.y -= deltaY;
if (eye.z - deltaZ > 0) {
eye.z -= deltaZ;
}
findViewPlane();
}
public void fitRange(float width, float height) {
float z1 = this.viewPlaneFromEye * (width / this.width);
float z2 = this.viewPlaneFromEye * (height / this.height);
eye.z = (z1 > z2) ? z1 : z2;
}
public void moveEyeTo(float x, float y) {
eye.x = x;
eye.y = y;
}