public void calcDirection(float delta) {
calcSpeed = speed * delta;
// berechne mouseposition abhängig von der position des Spielers auf dem Screen
if (Mouse.getX() < screenx) {
distX = -(screenx - Mouse.getX());
} else {
distX = Mouse.getX() - screenx;
}
if (World.TILES_ON_SCREEN_HEIGHT * 32 - Mouse.getY() < screeny) {
distY = -(screeny - (World.TILES_ON_SCREEN_HEIGHT * 32 - Mouse.getY()));
} else {
distY = World.TILES_ON_SCREEN_HEIGHT * 32 - Mouse.getY() - screeny;
}
// für jeden viertelkreis/quadranten bestimme den winkel und passe die richtung an
if ((distX > 0) && (distY > 0)) { // maus unten rechts
angle = Math.toDegrees(Math.atan((distX / distY)));
if (angle > 67.5) {
direction = World.PlayerDirection.RIGHT;
} else if ((angle <= 67.5) && (angle >= 22.5)) {
direction = World.PlayerDirection.RIGHTDOWN;
} else {
direction = World.PlayerDirection.DOWN;
}
cursorX = (float) (World.playerMouseRadius * Math.sin(Math.toRadians(angle)));
cursorY = (float) (World.playerMouseRadius * Math.cos(Math.toRadians(angle)));
} else if ((distX > 0) && (distY < 0)) { // maus oben rechts
angle = Math.toDegrees(Math.atan((distX / distY * -1)));
if (angle > 67.5) {
direction = World.PlayerDirection.RIGHT;
} else if ((angle <= 67.5) && (angle >= 22.5)) {
direction = World.PlayerDirection.RIGHTUP;
} else {
direction = World.PlayerDirection.UP;
}
cursorX = (float) (World.playerMouseRadius * Math.sin(Math.toRadians(angle)));
cursorY = -(float) (World.playerMouseRadius * Math.cos(Math.toRadians(angle)));
} else if ((distX < 0) && (distY > 0)) { // maus unten links
angle = Math.toDegrees(Math.atan((distX * -1 / distY)));
if (angle > 67.5) {
direction = World.PlayerDirection.LEFT;
} else if ((angle <= 67.5) && (angle >= 22.5)) {
direction = World.PlayerDirection.LEFTDOWN;
} else {
direction = World.PlayerDirection.DOWN;
}
cursorX = -(float) (World.playerMouseRadius * Math.sin(Math.toRadians(angle)));
cursorY = (float) (World.playerMouseRadius * Math.cos(Math.toRadians(angle)));
} else if ((distX < 0) && (distY < 0)) { // maus oben links
angle = Math.toDegrees(Math.atan((distX * -1 / distY * -1)));
if (angle > 67.5) {
direction = World.PlayerDirection.LEFT;
} else if ((angle <= 67.5) && (angle >= 22.5)) {
direction = World.PlayerDirection.LEFTUP;
} else {
direction = World.PlayerDirection.UP;
}
cursorX = -(float) (World.playerMouseRadius * Math.sin(Math.toRadians(angle)));
cursorY = -(float) (World.playerMouseRadius * Math.cos(Math.toRadians(angle)));
}
setX(x + calcSpeed * (cursorX / 64));
setY(y + calcSpeed * (cursorY / 64));
}
