cairo/matrix.go
func (m *Matrix) InitRotate(radians float64) {
	C.cairo_matrix_init_rotate(m.native(), C.double(radians))
}
func (m *Matrix) InitRotate(radians float64) {
	C.cairo_matrix_init_rotate(m.native(), C.double(radians))
}
// InitRotate initializes a matrix with the given rotation