base_raster_scan_test.py 文件源码

def collect_pixel(self, pixel_i, frame_i,  k,j,i):
        #print pixel_i, k,j,i
        t0 = time.time()
        #px_data = np.random.rand()
        #px_data = t0 - self.prev_px
        x_hw = self.stage.settings.x_position.read_from_hardware(send_signal=False)
        y_hw = self.stage.settings.y_position.read_from_hardware(send_signal=False)

        theta = np.pi/10. * frame_i
        x = x_hw*np.cos(theta) - y_hw*np.sin(theta)
        y = x_hw*np.sin(theta) + y_hw*np.cos(theta)

        px_data = np.sinc((x-50)*0.05)**2 * np.sinc(0.05*(y-50))**2 #+ 0.05*np.random.random()
        #px_data = (x-xhw)**2 + ( y-yhw)**2
        #if px_data > 1:
        #    print('hw', x, xhw, y, yhw)
        self.display_image_map[k,j,i] = px_data
        if self.settings['save_h5']:
            self.test_data[frame_i, k,j,i] = px_data 
        time.sleep(self.settings['pixel_time'])
        #self.prev_px = t0