Mercurial > hg > orthanc-stone
view Applications/Resources/Colormaps/GenerateColormaps.py @ 1856:0830db74be6b StoneWebViewer-2.2
StoneWebViewer-2.2
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 31 Aug 2021 17:19:50 +0200 |
parents | 12528a80e3dd |
children | 3889ae96d2e9 |
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#!/usr/bin/python # Stone of Orthanc # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics # Department, University Hospital of Liege, Belgium # Copyright (C) 2017-2021 Osimis S.A., Belgium # # This program is free software: you can redistribute it and/or # modify it under the terms of the GNU Affero General Public License # as published by the Free Software Foundation, either version 3 of # the License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # Affero General Public License for more details. # # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. import array import matplotlib.pyplot as plt def GenerateColormap(name): colormap = [] for gray in range(256): if name == 'red': color = (gray / 255.0, 0, 0) elif name == 'green': color = (0, gray / 255.0, 0) elif name == 'blue': color = (0, 0, gray / 255.0) else: color = plt.get_cmap(name) (gray) colormap += map(lambda k: int(round(color[k] * 255)), range(3)) #colormap[0] = 0 #colormap[1] = 0 #colormap[2] = 0 return array.array('B', colormap).tostring() for name in [ 'hot', 'jet', 'blue', 'green', 'red', ]: with open('%s.lut' % name, 'w') as f: f.write(GenerateColormap(name))