shear method
Updates the value of this transformation to that of a shear transformation composed with the current value.
@param xShear the value to shear by in the x direction @param yShear the value to shear by in the y direction @return this transformation, with an updated matrix
Implementation
AffineTransformation shear(double xShear, double yShear) {
compose(shearInstance(xShear, yShear));
return this;
}