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# Test patch manipulation
class PatchManipulator(SceneNodeVisitor) :
def pre(self, node):
# Try to get a patch from this node
patch = node.getPatch()
if not patch.isNull():
print('Patch information:')
print('Dimensions: ' + str(patch.getWidth()) + 'x' + str(patch.getHeight()))
mesh = patch.getTesselatedPatchMesh()
print('Mesh dimension: w=' + str(mesh.width) + ', h=' + str(mesh.height))
for v in mesh.vertices:
print('Mesh vertex: ' + str(v.vertex.x()) + ',' + str(v.vertex.y()) + ',' + str(v.vertex.z()))
return 1
walker = PatchManipulator()
GlobalSceneGraph.root().traverse(walker)
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