/** Sets the current element to the identity matrix. */
public static void makeIdent(State state) {
ModelMatrixElement elt = getInstance(state);
elt.makeEltIdent();
}
/** Multiplies the current element by the given matrix. */
public static void mult(State state, Mat4f matrix) {
ModelMatrixElement elt = getInstance(state);
elt.multElt(matrix);
}