/**
* Rotates a point the specified angle. An optional origin about
* which to rotate the point can also be specified.
* @param angle (input) Angle of rotation, measure +CCW/-CW from the
* x axis in degrees.
* @param origin (optional input) An alternate point about which to
* rotate the point.
* @return Rotated point
*/
Point
Point::RotateDegrees(
double angle,
const Point& origin)
{
return(RotateRadians((angle * (double) MATH_PI)/
(double) 180.0, origin));
}
/**
* Rotates a point the specified angle. An optional origin about
* which to rotate the point can also be specified.
* @param angle (input) Angle of rotation, measure +CCW/-CW from the
* x axis. Degrees/Radians determined by angleMode value.
* @param origin (optional input) An alternate point about which to
* rotate the point.
* @return Rotated point
*/
Point
Point::Rotate(
double angle ,
const Point& origin)
{
if(Point::GetAngleMode() == MATH_ANGLES_IN_DEGREES)
{
return RotateDegrees(angle, origin);
}
else {
return RotateRadians(angle, origin);
}
}
//Rotation
//
void Vector2::RotateDegrees( float degreesToRotateBy )
{
float radiansToRotateBy = degreesToRotateBy * ( PI / 180.f );
RotateRadians( x, y, radiansToRotateBy );
}
void Vector2::RotateRadians( float radiansToRotateBy )
{
RotateRadians( x, y, radiansToRotateBy );
}
