@Override public boolean onKeyDown(int keyCode, KeyEvent event) { switch (keyCode) { case KeyEvent.KEYCODE_L: GlRenderer.toggleLighting(); break; case KeyEvent.KEYCODE_F: GlRenderer.switchToNextFilter(); break; case KeyEvent.KEYCODE_B: GlRenderer.toggleBlending(); break; case KeyEvent.KEYCODE_DPAD_CENTER: GlRenderer.xSpeed = GlRenderer.ySpeed = 0; break; case KeyEvent.KEYCODE_DPAD_LEFT: GlRenderer.ySpeed -= 0.1f; break; case KeyEvent.KEYCODE_DPAD_RIGHT: GlRenderer.ySpeed += 0.1f; break; case KeyEvent.KEYCODE_DPAD_UP: GlRenderer.xSpeed -= 0.1f; break; case KeyEvent.KEYCODE_DPAD_DOWN: GlRenderer.xSpeed += 0.1f; break; } return super.onKeyDown(keyCode, event); }