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How to use update_rotation method in Airtest
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gui_utils.py
Source:gui_utils.py 
1#!/usr/bin/env python2"""Functions covering the user interaction with the GUI."""3from __future__ import division, print_function4import os5import numpy as np6import matplotlib.pyplot as plt7import segmentator.config as cfg8from segmentator.utils import map_2D_hist_to_ima9from nibabel import save, Nifti1Image10from scipy.ndimage.morphology import binary_erosion11class responsiveObj:12 """Stuff to interact in the user interface."""13 def __init__(self, **kwargs):14 """Initialize variables used acros functions here."""15 if kwargs is not None:16 for key, value in kwargs.items():17 setattr(self, key, value)18 self.basename = self.nii.get_filename().split(os.extsep, 1)[0]19 self.press = None20 self.ctrlHeld = False21 self.labelNr = 022 self.imaSlcMskSwitch, self.volHistHighlightSwitch = 0, 023 self.TranspVal = 0.524 self.nrExports = 025 self.borderSwitch = 026 self.imaSlc = self.orig[:, :, self.sliceNr] # selected slice27 self.cycleCount = 028 self.cycRotHistory = [[0, 0], [0, 0], [0, 0]]29 self.highlights = [[], []] # to hold image to histogram circles30 def remapMsks(self, remap_slice=True):31 """Update volume histogram to image mapping.32 Parameters33 ----------34 remap_slice : bool35 Do histogram to image mapping. Used to map displayed slice mask.36 """37 if self.segmType == 'main':38 self.volHistMask = self.sectorObj.binaryMask()39 self.volHistMask = self.lassoArr(self.volHistMask, self.idxLasso)40 self.volHistMaskH.set_data(self.volHistMask)41 elif self.segmType == 'ncut':42 self.labelContours()43 self.volHistMaskH.set_data(self.volHistMask)44 self.volHistMaskH.set_extent((0, self.nrBins, self.nrBins, 0))45 # histogram to image mapping46 if remap_slice:47 temp_slice = self.invHistVolume[:, :, self.sliceNr]48 image_slice_shape = self.invHistVolume[:, :, self.sliceNr].shape49 if cfg.discard_zeros:50 zmask = temp_slice != 051 image_slice_mask = map_2D_hist_to_ima(temp_slice[zmask],52 self.volHistMask)53 # reshape to image slice shape54 self.imaSlcMsk = np.zeros(image_slice_shape)55 self.imaSlcMsk[zmask] = image_slice_mask56 else:57 image_slice_mask = map_2D_hist_to_ima(temp_slice.flatten(),58 self.volHistMask)59 # reshape to image slice shape60 self.imaSlcMsk = image_slice_mask.reshape(image_slice_shape)61 # for optional border visualization62 if self.borderSwitch == 1:63 self.imaSlcMsk = self.calcImaMaskBrd()64 def updatePanels(self, update_slice=True, update_rotation=False,65 update_extent=False):66 """Update histogram and image panels."""67 if update_rotation:68 self.checkRotation()69 if update_extent:70 self.updateImaExtent()71 if update_slice:72 self.imaSlcH.set_data(self.imaSlc)73 self.imaSlcMskH.set_data(self.imaSlcMsk)74 self.figure.canvas.draw()75 def connect(self):76 """Make the object responsive."""77 self.cidpress = self.figure.canvas.mpl_connect(78 'button_press_event', self.on_press)79 self.cidrelease = self.figure.canvas.mpl_connect(80 'button_release_event', self.on_release)81 self.cidmotion = self.figure.canvas.mpl_connect(82 'motion_notify_event', self.on_motion)83 self.cidkeypress = self.figure.canvas.mpl_connect(84 'key_press_event', self.on_key_press)85 self.cidkeyrelease = self.figure.canvas.mpl_connect(86 'key_release_event', self.on_key_release)87 def on_key_press(self, event):88 """Determine what happens when a keyboard button is pressed."""89 if event.key == 'control':90 self.ctrlHeld = True91 elif event.key == '1':92 self.imaSlcMskIncr(-0.1)93 elif event.key == '2':94 self.imaSlcMskTransSwitch()95 elif event.key == '3':96 self.imaSlcMskIncr(0.1)97 elif event.key == '4':98 self.volHistHighlightTransSwitch()99 elif event.key == '5':100 self.borderSwitch = (self.borderSwitch + 1) % 2101 self.remapMsks()102 self.updatePanels(update_slice=False, update_rotation=True,103 update_extent=True)104 if self.segmType == 'main':105 if event.key == 'up':106 self.sectorObj.scale_r(1.05)107 self.remapMsks()108 self.updatePanels(update_slice=False, update_rotation=True,109 update_extent=False)110 elif event.key == 'down':111 self.sectorObj.scale_r(0.95)112 self.remapMsks()113 self.updatePanels(update_slice=False, update_rotation=True,114 update_extent=False)115 elif event.key == 'right':116 self.sectorObj.rotate(-10.0)117 self.remapMsks()118 self.updatePanels(update_slice=False, update_rotation=True,119 update_extent=False)120 elif event.key == 'left':121 self.sectorObj.rotate(10.0)122 self.remapMsks()123 self.updatePanels(update_slice=True, update_rotation=True,124 update_extent=False)125 else:126 return127 def on_key_release(self, event):128 """Determine what happens if key is released."""129 if event.key == 'control':130 self.ctrlHeld = False131 def findVoxInHist(self, event):132 """Find voxel's location in histogram."""133 self.press = event.xdata, event.ydata134 pixel_x = int(np.floor(event.xdata))135 pixel_y = int(np.floor(event.ydata))136 aoi = self.invHistVolume[:, :, self.sliceNr] # array of interest137 # Check rotation138 cyc_rot = self.cycRotHistory[self.cycleCount][1]139 if cyc_rot == 1: # 90140 aoi = np.rot90(aoi, axes=(0, 1))141 elif cyc_rot == 2: # 180142 aoi = aoi[::-1, ::-1]143 elif cyc_rot == 3: # 270144 aoi = np.rot90(aoi, axes=(1, 0))145 # Switch x and y voxel to get linear index since not Cartesian!!!146 pixelLin = aoi[pixel_y, pixel_x]147 # ind2sub148 xpix = (pixelLin / self.nrBins)149 ypix = (pixelLin % self.nrBins)150 # Switch x and y for circle centre since back to Cartesian.151 circle_colors = [np.array([8, 48, 107, 255])/255,152 np.array([33, 113, 181, 255])/255]153 self.highlights[0].append(plt.Circle((ypix, xpix), radius=1,154 edgecolor=None, color=circle_colors[0]))155 self.highlights[1].append(plt.Circle((ypix, xpix), radius=5,156 edgecolor=None, color=circle_colors[1]))157 self.axes.add_artist(self.highlights[0][-1]) # small circle158 self.axes.add_artist(self.highlights[1][-1]) # large circle159 self.figure.canvas.draw()160 def on_press(self, event):161 """Determine what happens if mouse button is clicked."""162 if self.segmType == 'main':163 if event.button == 1: # left button164 if event.inaxes == self.axes: # cursor in left plot (hist)165 if self.ctrlHeld is False: # ctrl no166 contains = self.contains(event)167 if not contains:168 print('cursor outside circle mask')169 if not contains:170 return171 # get sector centre x and y positions172 x0 = self.sectorObj.cx173 y0 = self.sectorObj.cy174 # also get cursor x and y position and safe to press175 self.press = x0, y0, event.xdata, event.ydata176 elif event.inaxes == self.axes2: # cursor in right plot (brow)177 self.findVoxInHist(event)178 else:179 return180 elif event.button == 2: # scroll button181 if event.inaxes != self.axes: # outside axes182 return183 # increase/decrease radius of the sector mask184 if self.ctrlHeld is False: # ctrl no185 self.sectorObj.scale_r(1.05)186 self.remapMsks()187 self.updatePanels(update_slice=False, update_rotation=True,188 update_extent=False)189 elif self.ctrlHeld is True: # ctrl yes190 self.sectorObj.rotate(10.0)191 self.remapMsks()192 self.updatePanels(update_slice=False, update_rotation=True,193 update_extent=False)194 else:195 return196 elif event.button == 3: # right button197 if event.inaxes != self.axes:198 return199 # rotate the sector mask200 if self.ctrlHeld is False: # ctrl no201 self.sectorObj.scale_r(0.95)202 self.remapMsks()203 self.updatePanels(update_slice=False, update_rotation=True,204 update_extent=False)205 elif self.ctrlHeld is True: # ctrl yes206 self.sectorObj.rotate(-10.0)207 self.remapMsks()208 self.updatePanels(update_slice=False, update_rotation=True,209 update_extent=False)210 else:211 return212 elif self.segmType == 'ncut':213 if event.button == 1: # left mouse button214 if event.inaxes == self.axes: # cursor in left plot (hist)215 xbin = int(np.floor(event.xdata))216 ybin = int(np.floor(event.ydata))217 val = self.volHistMask[ybin][xbin]218 # increment counterField for values in clicked subfield, at219 # the first click the entire field constitutes the subfield220 counter = int(self.counterField[ybin][xbin])221 if counter+1 >= self.ima_ncut_labels.shape[2]:222 print("already at maximum ncut dimension")223 return224 self.counterField[(225 self.ima_ncut_labels[:, :, counter] ==226 self.ima_ncut_labels[[ybin], [xbin], counter])] += 1227 print("counter:" + str(counter+1))228 # define arrays with old and new labels for later indexing229 oLabels = self.ima_ncut_labels[:, :, counter]230 nLabels = self.ima_ncut_labels[:, :, counter+1]231 # replace old values with new values (in clicked subfield)232 self.volHistMask[oLabels == val] = np.copy(233 nLabels[oLabels == val])234 self.remapMsks()235 self.updatePanels(update_slice=False, update_rotation=True,236 update_extent=False)237 elif event.inaxes == self.axes2: # cursor in right plot (brow)238 self.findVoxInHist(event)239 else:240 return241 elif event.button == 3: # right mouse button242 if event.inaxes == self.axes: # cursor in left plot (hist)243 xbin = int(np.floor(event.xdata))244 ybin = int(np.floor(event.ydata))245 val = self.volHistMask[ybin][xbin]246 # fetch the slider value to get label nr247 self.volHistMask[self.volHistMask == val] = \248 np.copy(self.labelNr)249 self.remapMsks()250 self.updatePanels(update_slice=False, update_rotation=True,251 update_extent=False)252 def on_motion(self, event):253 """Determine what happens if mouse button moves."""254 if self.segmType == 'main':255 # ... button is pressed256 if self.press is None:257 return258 # ... cursor is in left plot259 if event.inaxes != self.axes:260 return261 # get former sector centre x and y positions,262 # cursor x and y positions263 x0, y0, xpress, ypress = self.press264 # calculate difference betw cursor pos on click265 # and new pos dur motion266 # switch x0 & y0 cause volHistMask not Cart267 dy = event.xdata - xpress268 dx = event.ydata - ypress269 # update x and y position of sector,270 # based on past motion of cursor271 self.sectorObj.set_x(x0 + dx)272 self.sectorObj.set_y(y0 + dy)273 # update masks274 self.remapMsks()275 self.updatePanels(update_slice=False, update_rotation=True,276 update_extent=False)277 else:278 return279 def on_release(self, event):280 """Determine what happens if mouse button is released."""281 self.press = None282 # Remove highlight circle283 if self.highlights[1]:284 self.highlights[1][-1].set_visible(False)285 self.figure.canvas.draw()286 def disconnect(self):287 """Make the object unresponsive."""288 self.figure.canvas.mpl_disconnect(self.cidpress)289 self.figure.canvas.mpl_disconnect(self.cidrelease)290 self.figure.canvas.mpl_disconnect(self.cidmotion)291 def updateColorBar(self, val):292 """Update slider for scaling log colorbar in 2D hist."""293 histVMax = np.power(10, self.sHistC.val)294 plt.clim(vmax=histVMax)295 def updateSliceNr(self):296 """Update slice number and the selected slice."""297 self.sliceNr = int(self.sSliceNr.val*self.orig.shape[2])298 self.imaSlc = self.orig[:, :, self.sliceNr]299 def updateImaBrowser(self, val):300 """Update image browse."""301 # scale slider value [0,1) to dimension index302 self.updateSliceNr()303 self.remapMsks()304 self.updatePanels(update_slice=True, update_rotation=True,305 update_extent=True)306 def updateImaExtent(self):307 """Update both image and mask extent in image browser."""308 self.imaSlcH.set_extent((0, self.imaSlc.shape[1],309 self.imaSlc.shape[0], 0))310 self.imaSlcMskH.set_extent((0, self.imaSlc.shape[1],311 self.imaSlc.shape[0], 0))312 def cycleView(self, event):313 """Cycle through views."""314 self.cycleCount = (self.cycleCount + 1) % 3315 # transpose data316 self.orig = np.transpose(self.orig, (2, 0, 1))317 # transpose ima2volHistMap318 self.invHistVolume = np.transpose(self.invHistVolume, (2, 0, 1))319 # updates320 self.updateSliceNr()321 self.remapMsks()322 self.updatePanels(update_slice=True, update_rotation=True,323 update_extent=True)324 def rotateIma90(self, axes=(0, 1)):325 """Rotate image slice 90 degrees."""326 self.imaSlc = np.rot90(self.imaSlc, axes=axes)327 self.imaSlcMsk = np.rot90(self.imaSlcMsk, axes=axes)328 def changeRotation(self, event):329 """Change rotation of image after clicking the button."""330 self.cycRotHistory[self.cycleCount][1] += 1331 self.cycRotHistory[self.cycleCount][1] %= 4332 self.rotateIma90()333 self.updatePanels(update_slice=True, update_rotation=False,334 update_extent=True)335 def checkRotation(self):336 """Check rotation update if changed."""337 cyc_rot = self.cycRotHistory[self.cycleCount][1]338 if cyc_rot == 1: # 90339 self.rotateIma90(axes=(0, 1))340 elif cyc_rot == 2: # 180341 self.imaSlc = self.imaSlc[::-1, ::-1]342 self.imaSlcMsk = self.imaSlcMsk[::-1, ::-1]343 elif cyc_rot == 3: # 270344 self.rotateIma90(axes=(1, 0))345 def exportNifti(self, event):346 """Export labels in the image browser as a nifti file."""347 print(" Exporting nifti file...")348 # put the permuted indices back to their original format349 cycBackPerm = (self.cycleCount, (self.cycleCount+1) % 3,350 (self.cycleCount+2) % 3)351 # assing unique integers (for ncut labels)352 out_volHistMask = np.copy(self.volHistMask)353 labels = np.unique(self.volHistMask)354 intLabels = [i for i in range(labels.size)]355 for label, newLabel in zip(labels, intLabels):356 out_volHistMask[out_volHistMask == label] = intLabels[newLabel]357 # get 3D brain mask358 volume_image = np.transpose(self.invHistVolume, cycBackPerm)359 if cfg.discard_zeros:360 zmask = volume_image != 0361 temp_labeled_image = map_2D_hist_to_ima(volume_image[zmask],362 out_volHistMask)363 out_nii = np.zeros(volume_image.shape)364 out_nii[zmask] = temp_labeled_image # put back flat labels365 else:366 out_nii = map_2D_hist_to_ima(volume_image.flatten(),367 out_volHistMask)368 out_nii = out_nii.reshape(volume_image.shape)369 # save mask image as nii370 new_image = Nifti1Image(out_nii, header=self.nii.get_header(),371 affine=self.nii.get_affine())372 # get new flex file name and check for overwriting373 labels_out = '{}_labels_{}.nii.gz'.format(374 self.basename, self.nrExports)375 while os.path.isfile(labels_out):376 self.nrExports += 1377 labels_out = '{}_labels_{}.nii.gz'.format(378 self.basename, self.nrExports)379 save(new_image, labels_out)380 print(" Saved as: {}".format(labels_out))381 def clearOverlays(self):382 """Clear overlaid items such as circle highlights."""383 if self.highlights[0]:384 {h.remove() for h in self.highlights[0]}385 {h.remove() for h in self.highlights[1]}386 self.highlights[0] = []387 def resetGlobal(self, event):388 """Reset stuff."""389 # reset highlights390 self.clearOverlays()391 # reset color bar392 self.sHistC.reset()393 # reset transparency394 self.TranspVal = 0.5395 if self.segmType == 'main':396 if self.lassoSwitchCount == 1: # reset only lasso drawing397 self.idxLasso = np.zeros(self.nrBins*self.nrBins, dtype=bool)398 else:399 # reset theta sliders400 self.sThetaMin.reset()401 self.sThetaMax.reset()402 # reset values for mask403 self.sectorObj.set_x(cfg.init_centre[0])404 self.sectorObj.set_y(cfg.init_centre[1])405 self.sectorObj.set_r(cfg.init_radius)406 self.sectorObj.tmin, self.sectorObj.tmax = np.deg2rad(407 cfg.init_theta)408 elif self.segmType == 'ncut':409 self.sLabelNr.reset()410 # reset ncut labels411 self.ima_ncut_labels = np.copy(self.orig_ncut_labels)412 # reset values for volHistMask413 self.volHistMask = self.ima_ncut_labels[:, :, 0].reshape(414 (self.nrBins, self.nrBins))415 # reset counter field416 self.counterField = np.zeros((self.nrBins, self.nrBins))417 # reset political borders418 self.pltMap = np.zeros((self.nrBins, self.nrBins))419 self.pltMapH.set_data(self.pltMap)420 self.updateSliceNr()421 self.remapMsks()422 self.updatePanels(update_slice=False, update_rotation=True,423 update_extent=False)424 def updateThetaMin(self, val):425 """Update theta (min) in volume histogram mask."""426 if self.segmType == 'main':427 theta_val = self.sThetaMin.val # get theta value from slider428 self.sectorObj.theta_min(theta_val)429 self.remapMsks()430 self.updatePanels(update_slice=False, update_rotation=True,431 update_extent=False)432 else:433 return434 def updateThetaMax(self, val):435 """Update theta(max) in volume histogram mask."""436 if self.segmType == 'main':437 theta_val = self.sThetaMax.val # get theta value from slider438 self.sectorObj.theta_max(theta_val)439 self.remapMsks()440 self.updatePanels(update_slice=False, update_rotation=True,441 update_extent=False)442 else:443 return444 def exportNyp(self, event):445 """Export histogram counts as a numpy array."""446 print(" Exporting numpy file...")447 outFileName = '{}_identifier_pcMax{}_pcMin{}_sc{}'.format(448 self.basename, cfg.perc_max, cfg.perc_min, int(cfg.scale))449 if self.segmType == 'ncut':450 outFileName = outFileName.replace('identifier', 'volHistLabels')451 out_data = self.volHistMask452 elif self.segmType == 'main':453 outFileName = outFileName.replace('identifier', 'volHist')454 out_data = self.counts455 outFileName = outFileName.replace('.', 'pt')456 np.save(outFileName, out_data)457 print(" Saved as: {}{}".format(outFileName, '.npy'))458 def updateLabels(self, val):459 """Update labels in volume histogram with slider."""460 if self.segmType == 'ncut':461 self.labelNr = self.sLabelNr.val462 else: # NOTE: might be used in the future463 return464 def imaSlcMskIncr(self, incr):465 """Update transparency of image mask by increment."""466 if (self.TranspVal + incr >= 0) & (self.TranspVal + incr <= 1):467 self.TranspVal += incr468 self.imaSlcMskH.set_alpha(self.TranspVal)469 self.figure.canvas.draw()470 def imaSlcMskTransSwitch(self):471 """Update transparency of image mask to toggle transparency."""472 self.imaSlcMskSwitch = (self.imaSlcMskSwitch+1) % 2473 if self.imaSlcMskSwitch == 1: # set imaSlcMsk transp474 self.imaSlcMskH.set_alpha(0)475 else: # set imaSlcMsk opaque476 self.imaSlcMskH.set_alpha(self.TranspVal)477 self.figure.canvas.draw()478 def volHistHighlightTransSwitch(self):479 """Update transparency of highlights to toggle transparency."""480 self.volHistHighlightSwitch = (self.volHistHighlightSwitch+1) % 2481 if self.volHistHighlightSwitch == 1 and self.highlights[0]:482 if self.highlights[0]:483 {h.set_visible(False) for h in self.highlights[0]}484 elif self.volHistHighlightSwitch == 0 and self.highlights[0]:485 {h.set_visible(True) for h in self.highlights[0]}486 self.figure.canvas.draw()487 def updateLabelsRadio(self, val):488 """Update labels with radio buttons."""489 labelScale = self.lMax / 6. # nr of non-zero radio buttons490 self.labelNr = int(float(val) * labelScale)491 def labelContours(self):492 """Plot political borders used in ncut version."""493 grad = np.gradient(self.volHistMask)494 self.pltMap = np.greater(np.sqrt(np.power(grad[0], 2) +495 np.power(grad[1], 2)), 0)496 self.pltMapH.set_data(self.pltMap)497 self.pltMapH.set_extent((0, self.nrBins, self.nrBins, 0))498 def lassoArr(self, array, indices):499 """Update lasso volume histogram mask."""500 lin = np.arange(array.size)501 newArray = array.flatten()502 newArray[lin[indices]] = True503 return newArray.reshape(array.shape)504 def calcImaMaskBrd(self):505 """Calculate borders of image mask slice."""506 return self.imaSlcMsk - binary_erosion(self.imaSlcMsk)507class sector_mask:508 """A pacman-like shape with useful parameters.509 Disclaimer510 ----------511 This script is adapted from a stackoverflow post by user ali_m:512 [1] http://stackoverflow.com/questions/18352973/mask-a-circular-sector-in-a-numpy-array513 """514 def __init__(self, shape, centre, radius, angle_range):515 """Initialize variables used acros functions here."""516 self.radius, self.shape = radius, shape517 self.x, self.y = np.ogrid[:shape[0], :shape[1]]518 self.cx, self.cy = centre519 self.tmin, self.tmax = np.deg2rad(angle_range)520 # ensure stop angle > start angle521 if self.tmax < self.tmin:522 self.tmax += 2 * np.pi523 # convert cartesian to polar coordinates524 self.r2 = (self.x - self.cx) * (self.x - self.cx) + (525 self.y-self.cy) * (self.y - self.cy)526 self.theta = np.arctan2(self.x - self.cx, self.y - self.cy) - self.tmin527 # wrap angles between 0 and 2*pi528 self.theta %= 2 * np.pi529 def set_polCrd(self):530 """Convert cartesian to polar coordinates."""531 self.r2 = (self.x-self.cx)*(self.x-self.cx) + (532 self.y-self.cy)*(self.y-self.cy)533 self.theta = np.arctan2(self.x-self.cx, self.y-self.cy) - self.tmin534 # wrap angles between 0 and 2*pi535 self.theta %= (2*np.pi)536 def set_x(self, x):537 """Set x axis value."""538 self.cx = x539 self.set_polCrd() # update polar coordinates540 def set_y(self, y):541 """Set y axis value."""542 self.cy = y543 self.set_polCrd() # update polar coordinates544 def set_r(self, radius):545 """Set radius of the circle."""546 self.radius = radius547 def scale_r(self, scale):548 """Scale (multiply) the radius."""549 self.radius = self.radius * scale550 def rotate(self, degree):551 """Rotate shape."""552 rad = np.deg2rad(degree)553 self.tmin += rad554 self.tmax += rad555 self.set_polCrd() # update polar coordinates556 def theta_min(self, degree):557 """Angle to determine one the cut out piece in circular mask."""558 rad = np.deg2rad(degree)559 self.tmin = rad560 # ensure stop angle > start angle561 if self.tmax <= self.tmin:562 self.tmax += 2*np.pi563 # ensure stop angle- 2*np.pi NOT > start angle564 if self.tmax - 2*np.pi >= self.tmin:565 self.tmax -= 2*np.pi566 # update polar coordinates567 self.set_polCrd()568 def theta_max(self, degree):569 """Angle to determine one the cut out piece in circular mask."""570 rad = np.deg2rad(degree)571 self.tmax = rad572 # ensure stop angle > start angle573 if self.tmax <= self.tmin:574 self.tmax += 2*np.pi575 # ensure stop angle- 2*np.pi NOT > start angle576 if self.tmax - 2*np.pi >= self.tmin:577 self.tmax -= 2*np.pi578 # update polar coordinates579 self.set_polCrd()580 def binaryMask(self):581 """Return a boolean mask for a circular sector."""582 # circular mask583 self.circmask = self.r2 <= self.radius*self.radius584 # angular mask585 self.anglemask = self.theta <= (self.tmax-self.tmin)586 # return binary mask587 return self.circmask*self.anglemask588 def contains(self, event):589 """Check if a cursor pointer is inside the sector mask."""590 xbin = np.floor(event.xdata)591 ybin = np.floor(event.ydata)592 Mask = self.binaryMask()593 # the next line doesn't follow pep 8 (otherwise it fails)594 if Mask[ybin][xbin] is True: # switch x and ybin, volHistMask not Cart595 return True596 else:597 return False598 def draw(self, ax, cmap='Reds', alpha=0.2, vmin=0.1, zorder=0,599 interpolation='nearest', origin='lower', extent=[0, 100, 0, 100]):600 """Draw sector mask."""601 BinMask = self.binaryMask()602 FigObj = ax.imshow(BinMask, cmap=cmap, alpha=alpha, vmin=vmin,603 interpolation=interpolation, origin=origin,604 extent=extent, zorder=zorder)...
campaign.py
Source:campaign.py
...126 if arcade.check_for_collision_with_list(self.player_sprite, self.window.cursor):127 self.window.cursor.change_state(state='no')128 else:129 self.window.cursor.change_state(state='idle')130 self.planet_8.update_rotation(delta_time)131 self.planet_7.update_rotation(delta_time)132 self.planet_6.update_rotation(delta_time)133 self.planet_5.update_rotation(delta_time)134 self.planet_4.update_rotation(delta_time)135 self.planet_3.update_rotation(delta_time)136 self.planet_2.update_rotation(delta_time)137 self.planet_1.update_rotation(delta_time)138 def on_draw(self):139 """ Use this function to draw everything to the screen. """140 # Move the angle of the sweep.141 self.angle += RADIANS_PER_FRAME142 # Calculate the end point of our radar sweep. Using math.143 x = self.sweep_length * math.sin(self.angle) + (self.window.width // 2)144 y = self.sweep_length * math.cos(self.angle) + (self.window.height // 2)145 # Start the render. This must happen before any drawing146 # commands. We do NOT need an stop render command.147 self.window.developer_tool.on_draw_start()148 arcade.start_render()149 # Draw the background texture150 arcade.draw_lrwh_rectangle_textured(0, 0,151 self.window.width, self.window.height,...
sense_hat.py
Source:sense_hat.py
...6 7 def __init__(self, settings):8 self.settings = settings9 self.hat = PiSenseHat()10 self.update_rotation(settings.get("rotation"))11 self.update_low_light(settings.get("low_light"))12 def get_sensor_values(self):13 return {14 "humidity": self.hat.get_humidity(),15 "temperature": self.hat.get_temperature(),16 "pressure": self.hat.get_pressure()17 }18 19 def display(self, text, color = None, speed = None):20 if not color: color = [255, 255, 255]21 if not speed: speed = self.settings.get("display_speed")22 brightness = self.settings.get("brightness")23 color = [ int(subcolor * (brightness / 255)) for subcolor in color]24 self.display_bussy = True25 self.hat.show_message(text, text_colour=color, scroll_speed=speed)26 self.display_bussy = False27 self.update_rotation(self.settings.get("rotation"))28 def update_rotation(self, value):29 # Don't update the rotation while 'show_message' is active. It buffers the rotation and resets it to the bufferd value when done...30 # https://github.com/astro-pi/python-sense-hat/blob/9a37f0923ce8dbde69514c3b8d58d30de01c9ee7/sense_hat/sense_hat.py#L46631 if(not self.display_bussy): 32 self.hat.set_rotation(value, False)33 34 def update_low_light(self, value):...
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