rotate_tol.py 文件源码

def run(self, ips, img, buf, para = None):
        if para == None: para = self.para
        a = para['ang']/180.0*np.pi
        trans = np.array([[np.cos(a),-np.sin(a)],[np.sin(a),np.cos(a)]])
        o = np.array([self.para['oy'], self.para['ox']])
        offset = o-trans.dot(o)
        if self.para['img']:
            nimg.affine_transform(img, trans, output=buf, offset=offset)
        if self.para['msk'] and self.bufroi!=None:
            ips.roi = self.bufroi.affine(trans, o[::-1]-trans.dot(o[::-1]))