ASCEE/pyqtgraph
5
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Use colormap with better perceptual contrast

Browse Source
This commit is contained in:
Luke Campagnola 2016-04-02 23:27:20 -07:00
parent 5e420fe100
commit 0d2bd107b3
1 changed files with 10 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
examples/ImageView.py
View File

@ -49,10 +49,16 @@ data[:,50:60,50:60] += sig
imv.setImage(data, xvals=np.linspace(1., 3., data.shape[0])) imv.setImage(data, xvals=np.linspace(1., 3., data.shape[0]))
## Set a custom color map ## Set a custom color map
positions = [0, 0.5, 1] colors = [
colors = [(0,0,255), (0,255,255), (255,255,0)] (0, 0, 0),
cm = pg.ColorMap(positions, colors) (45, 5, 61),
imv.setColorMap(cm) (84, 42, 55),
(150, 87, 60),
(208, 171, 141),
(255, 255, 255)
]
cmap = pg.ColorMap(pos=np.linspace(0.0, 1.0, 6), color=colors)
imv.setColorMap(cmap)
## Start Qt event loop unless running in interactive mode. ## Start Qt event loop unless running in interactive mode.
if __name__ == '__main__': if __name__ == '__main__':