mirror of
https://github.com/PixarAnimationStudios/OpenSubdiv
synced 2024-11-24 04:20:21 +00:00
110 lines
3.5 KiB
Python
110 lines
3.5 KiB
Python
#
|
|
# Copyright 2013 Pixar
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License
|
|
# and the following modification to it: Section 6 Trademarks.
|
|
# 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 for reproducing
|
|
# the content of the NOTICE file.
|
|
#
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing,
|
|
# software distributed under the License is distributed on an
|
|
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
|
|
# either express or implied. See the License for the specific
|
|
# language governing permissions and limitations under the
|
|
# License.
|
|
#
|
|
|
|
# Helper classes that present mesh data as a Pythonic list-like
|
|
# objects with properties. In general we prefer clients to use numpy
|
|
# arrays for data. However, for OSD-specific data such as sharpness,
|
|
# we provide these adapter classes.
|
|
|
|
class VertexListAdapter(object):
|
|
def __init__(self, shim):
|
|
self.shim = shim
|
|
self.length = shim.getNumVertices()
|
|
def __getitem__(self, index):
|
|
if index >= self.length:
|
|
raise IndexError("Index out of bounds")
|
|
return _VertexAdapter(self.shim, index)
|
|
def __len__(self):
|
|
return self.length
|
|
|
|
class _VertexAdapter(object):
|
|
def __init__(self, shim, index):
|
|
self.shim = shim
|
|
self.index = index
|
|
@property
|
|
def sharpness(self):
|
|
return self.shim.getVertexSharpness(
|
|
self.index)
|
|
@sharpness.setter
|
|
def sharpness(self, value):
|
|
self.shim.setVertexSharpness(
|
|
self.index,
|
|
value)
|
|
|
|
class FaceListAdapter(object):
|
|
def __init__(self, shim):
|
|
self.shim = shim
|
|
self.length = shim.getNumFaces()
|
|
def __getitem__(self, index):
|
|
if index >= self.length:
|
|
raise IndexError("Index out of bounds")
|
|
return _FaceAdapter(self.shim, index)
|
|
def __len__(self):
|
|
return self.length
|
|
|
|
class _FaceAdapter(object):
|
|
def __init__(self, shim, faceIndex):
|
|
self.shim = shim
|
|
self.faceIndex = faceIndex
|
|
self._edgeListAdapter = _EdgeListAdapter(self.shim, faceIndex)
|
|
@property
|
|
def hole(self):
|
|
return self.shim.getFaceHole(self.faceIndex)
|
|
@hole.setter
|
|
def hole(self, value):
|
|
self.shim.setFaceHole(self.faceIndex, value)
|
|
@property
|
|
def edges(self):
|
|
return self._edgeListAdapter
|
|
|
|
class _EdgeListAdapter(object):
|
|
def __init__(self, shim, faceIndex):
|
|
self.shim = shim
|
|
self.faceIndex = faceIndex
|
|
self.length = shim.getNumEdges(faceIndex)
|
|
def __getitem__(self, edgeIndex):
|
|
if edgeIndex >= self.length:
|
|
raise IndexError("Index out of bounds")
|
|
return _EdgeAdapter(self.shim, self.faceIndex, edgeIndex)
|
|
def __len__(self):
|
|
return self.length
|
|
|
|
class _EdgeAdapter(object):
|
|
def __init__(self, shim, faceIndex, edgeIndex):
|
|
self.shim = shim
|
|
self.faceIndex = faceIndex
|
|
self.edgeIndex = edgeIndex
|
|
@property
|
|
def sharpness(self):
|
|
return self.shim.getEdgeSharpness(
|
|
self.faceIndex,
|
|
self.edgeIndex)
|
|
@sharpness.setter
|
|
def sharpness(self, value):
|
|
self.shim.setEdgeSharpness(
|
|
self.faceIndex,
|
|
self.edgeIndex,
|
|
value)
|