func (c *ColorM) Add(other ColorM) {
	c.impl = c.impl.Add(other.impl)
}
func (c *ColorM) Add(other ColorM) {
	c.impl = c.impl.Add(other.impl)
}
func ( c * ColorM ) Add ( other ColorM ) { c . impl = c . impl . Add ( other . impl ) }
// Add is deprecated as of 1.5.0-alpha.
// Note that this doesn't make sense as an operation for affine matrices.
Add is deprecated as of 1 . 5 . 0 - alpha . Note that this doesn t make sense as an operation for affine matrices .