mirror of
https://github.com/PixarAnimationStudios/OpenSubdiv
synced 2024-11-13 23:50:09 +00:00
3c9673c447
- updated the edge-only and edge-corner shapes consistent with Catmark
- moved the existing triangulated cube to loop_cube_asymmetric
- added new loop_cube with symmetric triangulation and limit surface
- added semi-sharp and inf-sharp variations of cube and icosahedron
- added shapes with extra-ordinary interior and boundary vertices
- added shapes with face-varying features similar to Catmark
305 lines
7.1 KiB
C++
305 lines
7.1 KiB
C++
//
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// Copyright 2018 DreamWorks Animation LLC.
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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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static const std::string loop_cubes_semisharp =
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"#\n"
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"# Four shapes ordered left->right and top->bottom in the XZ and UV planes\n"
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"#\n"
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"# Shape 1: top-left\n"
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"#\n"
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"v -0.250 -0.500 1.250\n"
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"v -0.250 0.500 1.250\n"
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"v -1.250 -0.500 1.250\n"
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"v -1.250 0.500 1.250\n"
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"v -1.250 -0.500 0.250\n"
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"v -1.250 0.500 0.250\n"
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"v -0.250 -0.500 0.250\n"
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"v -0.250 0.500 0.250\n"
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"v -0.750 0.000 1.250\n"
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"v -1.250 0.000 0.750\n"
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"v -0.750 0.000 0.250\n"
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"v -0.250 0.000 0.750\n"
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"v -0.750 0.500 0.750\n"
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"v -0.750 -0.500 0.750\n"
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"\n"
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"vt 0.250 0.600\n"
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"vt 0.200 0.550\n"
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"vt 0.300 0.550\n"
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"vt 0.300 0.650\n"
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"vt 0.200 0.650\n"
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"vt 0.250 0.700\n"
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"vt 0.300 0.750\n"
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"vt 0.200 0.750\n"
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"vt 0.250 0.800\n"
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"vt 0.300 0.850\n"
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"vt 0.200 0.850\n"
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"vt 0.250 0.900\n"
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"vt 0.300 0.950\n"
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"vt 0.200 0.950\n"
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"vt 0.350 0.600\n"
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"vt 0.400 0.550\n"
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"vt 0.400 0.650\n"
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"vt 0.150 0.600\n"
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"vt 0.100 0.550\n"
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"vt 0.100 0.650\n"
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"\n"
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"f 9/1 1/2 2/3 \n"
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"f 9/1 2/3 4/4 \n"
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"f 9/1 4/4 3/5 \n"
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"f 9/1 3/5 1/2 \n"
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"f 10/6 3/5 4/4 \n"
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"f 10/6 4/4 6/7 \n"
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"f 10/6 6/7 5/8 \n"
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"f 10/6 5/8 3/5 \n"
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"f 11/9 5/8 6/7 \n"
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"f 11/9 6/7 8/10 \n"
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"f 11/9 8/10 7/11 \n"
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"f 11/9 7/11 5/8 \n"
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"f 12/12 7/11 8/10 \n"
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"f 12/12 8/10 2/13 \n"
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"f 12/12 2/13 1/14 \n"
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"f 12/12 1/14 7/11 \n"
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"f 13/15 2/3 8/16 \n"
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"f 13/15 8/16 6/17 \n"
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"f 13/15 6/17 4/4 \n"
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"f 13/15 4/4 2/3 \n"
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"f 14/18 7/19 1/2 \n"
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"f 14/18 1/2 3/5 \n"
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"f 14/18 3/5 5/20 \n"
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"f 14/18 5/20 7/19 \n"
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"\n"
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"t corner 1/1/0 0 2.5\n"
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"\n"
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"#\n"
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"# Shape 2: top-right\n"
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"#\n"
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"v 1.250 -0.500 1.250\n"
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"v 1.250 0.500 1.250\n"
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"v 0.250 -0.500 1.250\n"
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"v 0.250 0.500 1.250\n"
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"v 0.250 -0.500 0.250\n"
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"v 0.250 0.500 0.250\n"
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"v 1.250 -0.500 0.250\n"
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"v 1.250 0.500 0.250\n"
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"v 0.750 0.000 1.250\n"
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"v 0.250 0.000 0.750\n"
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"v 0.750 0.000 0.250\n"
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"v 1.250 0.000 0.750\n"
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"v 0.750 0.500 0.750\n"
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"v 0.750 -0.500 0.750\n"
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"\n"
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"vt 0.750 0.600\n"
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"vt 0.700 0.550\n"
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"vt 0.800 0.550\n"
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"vt 0.800 0.650\n"
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"vt 0.700 0.650\n"
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"vt 0.750 0.700\n"
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"vt 0.800 0.750\n"
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"vt 0.700 0.750\n"
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"vt 0.750 0.800\n"
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"vt 0.800 0.850\n"
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"vt 0.700 0.850\n"
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"vt 0.750 0.900\n"
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"vt 0.800 0.950\n"
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"vt 0.700 0.950\n"
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"vt 0.850 0.600\n"
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"vt 0.900 0.550\n"
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"vt 0.900 0.650\n"
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"vt 0.650 0.600\n"
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"vt 0.600 0.550\n"
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"vt 0.600 0.650\n"
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"\n"
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"f 23/21 15/22 16/23 \n"
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"f 23/21 16/23 18/24 \n"
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"f 23/21 18/24 17/25 \n"
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"f 23/21 17/25 15/22 \n"
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"f 24/26 17/25 18/24 \n"
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"f 24/26 18/24 20/27 \n"
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"f 24/26 20/27 19/28 \n"
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"f 24/26 19/28 17/25 \n"
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"f 25/29 19/28 20/27 \n"
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"f 25/29 20/27 22/30 \n"
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"f 25/29 22/30 21/31 \n"
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"f 25/29 21/31 19/28 \n"
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"f 26/32 21/31 22/30 \n"
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"f 26/32 22/30 16/33 \n"
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"f 26/32 16/33 15/34 \n"
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"f 26/32 15/34 21/31 \n"
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"f 27/35 16/23 22/36 \n"
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"f 27/35 22/36 20/37 \n"
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"f 27/35 20/37 18/24 \n"
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"f 27/35 18/24 16/23 \n"
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"f 28/38 21/39 15/22 \n"
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"f 28/38 15/22 17/25 \n"
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"f 28/38 17/25 19/40 \n"
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"f 28/38 19/40 21/39 \n"
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"\n"
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"t corner 1/1/0 14 4.5\n"
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"\n"
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"#\n"
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"# Shape 3: bottom-left\n"
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"#\n"
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"v -0.250 -0.500 -0.250\n"
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"v -0.250 0.500 -0.250\n"
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"v -1.250 -0.500 -0.250\n"
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"v -1.250 0.500 -0.250\n"
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"v -1.250 -0.500 -1.250\n"
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"v -1.250 0.500 -1.250\n"
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"v -0.250 -0.500 -1.250\n"
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"v -0.250 0.500 -1.250\n"
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"v -0.750 0.000 -0.250\n"
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"v -1.250 0.000 -0.750\n"
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"v -0.750 0.000 -1.250\n"
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"v -0.250 0.000 -0.750\n"
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"v -0.750 0.500 -0.750\n"
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"v -0.750 -0.500 -0.750\n"
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"\n"
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"vt 0.250 0.100\n"
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"vt 0.200 0.050\n"
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"vt 0.300 0.050\n"
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"vt 0.300 0.150\n"
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"vt 0.200 0.150\n"
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"vt 0.250 0.200\n"
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"vt 0.300 0.250\n"
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"vt 0.200 0.250\n"
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"vt 0.250 0.300\n"
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"vt 0.300 0.350\n"
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"vt 0.200 0.350\n"
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"vt 0.250 0.400\n"
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"vt 0.300 0.450\n"
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"vt 0.200 0.450\n"
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"vt 0.350 0.100\n"
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"vt 0.400 0.050\n"
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"vt 0.400 0.150\n"
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"vt 0.150 0.100\n"
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"vt 0.100 0.050\n"
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"vt 0.100 0.150\n"
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"\n"
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"f 37/41 29/42 30/43 \n"
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"f 37/41 30/43 32/44 \n"
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"f 37/41 32/44 31/45 \n"
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"f 37/41 31/45 29/42 \n"
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"f 38/46 31/45 32/44 \n"
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"f 38/46 32/44 34/47 \n"
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"f 38/46 34/47 33/48 \n"
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"f 38/46 33/48 31/45 \n"
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"f 39/49 33/48 34/47 \n"
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"f 39/49 34/47 36/50 \n"
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"f 39/49 36/50 35/51 \n"
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"f 39/49 35/51 33/48 \n"
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"f 40/52 35/51 36/50 \n"
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"f 40/52 36/50 30/53 \n"
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"f 40/52 30/53 29/54 \n"
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"f 40/52 29/54 35/51 \n"
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"f 41/55 30/43 36/56 \n"
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"f 41/55 36/56 34/57 \n"
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"f 41/55 34/57 32/44 \n"
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"f 41/55 32/44 30/43 \n"
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"f 42/58 35/59 29/42 \n"
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"f 42/58 29/42 31/45 \n"
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"f 42/58 31/45 33/60 \n"
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"f 42/58 33/60 35/59 \n"
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"\n"
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"t crease 2/1/0 30 28 4.5\n"
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"t crease 2/1/0 28 34 4.5\n"
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"\n"
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"#\n"
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"# Shape 4: bottom-right\n"
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"#\n"
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"v 1.250 -0.500 -0.250\n"
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"v 1.250 0.500 -0.250\n"
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"v 0.250 -0.500 -0.250\n"
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"v 0.250 0.500 -0.250\n"
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"v 0.250 -0.500 -1.250\n"
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"v 0.250 0.500 -1.250\n"
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"v 1.250 -0.500 -1.250\n"
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"v 1.250 0.500 -1.250\n"
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"v 0.750 0.000 -0.250\n"
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"v 0.250 0.000 -0.750\n"
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"v 0.750 0.000 -1.250\n"
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"v 1.250 0.000 -0.750\n"
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"v 0.750 0.500 -0.750\n"
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"v 0.750 -0.500 -0.750\n"
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"\n"
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"vt 0.750 0.100\n"
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"vt 0.700 0.050\n"
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"vt 0.800 0.050\n"
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"vt 0.800 0.150\n"
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"vt 0.700 0.150\n"
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"vt 0.750 0.200\n"
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"vt 0.800 0.250\n"
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"vt 0.700 0.250\n"
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"vt 0.750 0.300\n"
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"vt 0.800 0.350\n"
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"vt 0.700 0.350\n"
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"vt 0.750 0.400\n"
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"vt 0.800 0.450\n"
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"vt 0.700 0.450\n"
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"vt 0.850 0.100\n"
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"vt 0.900 0.050\n"
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"vt 0.900 0.150\n"
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"vt 0.650 0.100\n"
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"vt 0.600 0.050\n"
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"vt 0.600 0.150\n"
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"\n"
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"f 51/61 43/62 44/63 \n"
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"f 51/61 44/63 46/64 \n"
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"f 51/61 46/64 45/65 \n"
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"f 51/61 45/65 43/62 \n"
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"f 52/66 45/65 46/64 \n"
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"f 52/66 46/64 48/67 \n"
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"f 52/66 48/67 47/68 \n"
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"f 52/66 47/68 45/65 \n"
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"f 53/69 47/68 48/67 \n"
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"f 53/69 48/67 50/70 \n"
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"f 53/69 50/70 49/71 \n"
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"f 53/69 49/71 47/68 \n"
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"f 54/72 49/71 50/70 \n"
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"f 54/72 50/70 44/73 \n"
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"f 54/72 44/73 43/74 \n"
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"f 54/72 43/74 49/71 \n"
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"f 55/75 44/63 50/76 \n"
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"f 55/75 50/76 48/77 \n"
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"f 55/75 48/77 46/64 \n"
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"f 55/75 46/64 44/63 \n"
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"f 56/78 49/79 43/62 \n"
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"f 56/78 43/62 45/65 \n"
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"f 56/78 45/65 47/80 \n"
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"f 56/78 47/80 49/79 \n"
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"\n"
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"t crease 2/1/0 42 43 0.0\n"
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"t crease 2/1/0 43 45 7.0\n"
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"t crease 2/1/0 45 44 7.0\n"
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"t crease 2/1/0 44 42 7.0\n"
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"t crease 2/1/0 46 47 7.0\n"
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"t crease 2/1/0 47 49 7.0\n"
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"t crease 2/1/0 49 48 7.0\n"
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"t crease 2/1/0 48 46 7.0\n"
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"t crease 2/1/0 42 48 7.0\n"
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"t crease 2/1/0 43 49 7.0\n"
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"t crease 2/1/0 44 46 7.0\n"
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"t crease 2/1/0 45 47 7.0\n"
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"\n"
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;
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