chx_correlationc.py 文件源码

def get_pixelist_interp_iq( qp, iq, ring_mask, center):

    qind, pixelist = roi.extract_label_indices(  ring_mask  )
    #pixely = pixelist%FD.md['nrows'] -center[1]  
    #pixelx = pixelist//FD.md['nrows'] - center[0]

    pixely = pixelist%ring_mask.shape[1] -center[1]  
    pixelx = pixelist//ring_mask.shape[1]  - center[0]

    r= np.hypot(pixelx, pixely)              #leave as float.
    #r= np.int_( np.hypot(pixelx, pixely)  +0.5  ) + 0.5  
    return np.interp( r, qp, iq )