rotateX static method
Returns a rotation matrix around the X axis by angle radians.
Implementation
static MatrixBase rotateX(double angle) {
final result = identity();
final cosres = math.cos(angle);
final sinres = math.sin(angle);
result.m5 = cosres;
result.m6 = sinres;
result.m9 = -sinres;
result.m10 = cosres;
return result;
}