}
if (!forward)
degrees = -degrees;
final Matrix matrix = t.getMatrix();
camera.save();
camera.translate(0.0f, 0.0f, (float)(310.0 * Math.sin(radians)));
camera.rotateY(degrees);
camera.getMatrix(matrix);
camera.restore();
matrix.preTranslate(-centerX, -centerY);
matrix.postTranslate(centerX, centerY);
}