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https://github.com/PixarAnimationStudios/OpenSubdiv
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New text:
Copyright 2013 Pixar
Licensed under the Apache License, Version 2.0 (the "Apache License")
with the following modification; you may not use this file except in
compliance with the Apache License and the following modification to it:
Section 6. Trademarks. is deleted and replaced with:
6. Trademarks. This License does not grant permission to use the trade
names, trademarks, service marks, or product names of the Licensor
and its affiliates, except as required to comply with Section 4(c) of
the License and to reproduce the content of the NOTICE file.
You may obtain a copy of the Apache License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the Apache License with the above modification is
distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, either express or implied. See the Apache License for the specific
language governing permissions and limitations under the Apache License.
102 lines
2.9 KiB
Python
102 lines
2.9 KiB
Python
#!/usr/bin/env python
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#
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# Copyright 2013 Pixar
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#
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# Licensed under the Apache License, Version 2.0 (the "Apache License")
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# with the following modification; you may not use this file except in
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# compliance with the Apache License and the following modification to it:
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# Section 6. Trademarks. is deleted and replaced with:
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#
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# 6. Trademarks. This License does not grant permission to use the trade
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# names, trademarks, service marks, or product names of the Licensor
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# and its affiliates, except as required to comply with Section 4(c) of
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# the License and to reproduce the content of the NOTICE file.
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#
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# You may obtain a copy of the Apache License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the Apache License with the above modification is
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# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the Apache License for the specific
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# language governing permissions and limitations under the Apache License.
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#
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from PyQt4 import QtGui, QtCore
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from window import Window
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from renderer import Renderer
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import sys
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import numpy as np
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import osd
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import utility
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from time import time
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import math
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def interactive():
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app = QtGui.QApplication(sys.argv)
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renderer = Renderer()
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win = Window(renderer)
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win.raise_()
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cage = [ 0.0, -1.414214, 1.0, # 0
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1.414214, 0.0, 1.0, # 1
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-1.414214, 0.0, 1.0, # 2
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0.0, 1.414214, 1.0, # 3
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-1.414214, 0.0, -1.0, # 4
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0.0, 1.414214, -1.0, # 5
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0.0, -1.414214, -1.0, # 6
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1.414214, 0.0, -1.0 ] # 7
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cage = np.array(cage, np.float32).reshape((-1, 3))
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faces = [ (0,1,3,2), # 0
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(2,3,5,4), # 1
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(4,5,7,6), # 2
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(6,7,1,0), # 3
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(1,7,5,3), # 4
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(6,0,2,4) ] # 5
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topo = osd.Topology(faces)
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dtype = [('x', np.float32),
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('y', np.float32),
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('z', np.float32)]
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def updateTopo(numLevels = 4):
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global subdivider
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topo.reset()
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topo.finalize()
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subdivider = osd.Subdivider(
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topo,
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vertexLayout = dtype,
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indexType = np.uint32,
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levels = numLevels)
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quads = subdivider.getRefinedQuads()
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renderer.updateIndicesVbo(quads)
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def updateCoarseVertices():
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global subdivider
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subdivider.setCoarseVertices(cage)
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subdivider.refine()
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pts = subdivider.getRefinedVertices()
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renderer.updatePointsVbo(pts)
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updateTopo()
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updateCoarseVertices()
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renderer.drawHook = updateCoarseVertices
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# Start an interactive session
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import code
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from time import time
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timer = QtCore.QTimer()
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code.interact(local=dict(globals(), **locals()))
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sys.exit(0)
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if __name__ == '__main__':
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interactive()
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