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https://github.com/PixarAnimationStudios/OpenSubdiv
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123 lines
4.6 KiB
ReStructuredText
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Copyright (C) Pixar. All rights reserved.
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This license governs use of the accompanying software. If you
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use the software, you accept this license. If you do not accept
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the license, do not use the software.
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1. Definitions
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The terms "reproduce," "reproduction," "derivative works," and
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"distribution" have the same meaning here as under U.S.
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copyright law. A "contribution" is the original software, or
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any additions or changes to the software.
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A "contributor" is any person or entity that distributes its
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contribution under this license.
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"Licensed patents" are a contributor's patent claims that read
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directly on its contribution.
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2. Grant of Rights
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(A) Copyright Grant- Subject to the terms of this license,
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including the license conditions and limitations in section 3,
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each contributor grants you a non-exclusive, worldwide,
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royalty-free copyright license to reproduce its contribution,
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prepare derivative works of its contribution, and distribute
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its contribution or any derivative works that you create.
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(B) Patent Grant- Subject to the terms of this license,
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including the license conditions and limitations in section 3,
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each contributor grants you a non-exclusive, worldwide,
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royalty-free license under its licensed patents to make, have
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made, use, sell, offer for sale, import, and/or otherwise
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dispose of its contribution in the software or derivative works
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of the contribution in the software.
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3. Conditions and Limitations
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(A) No Trademark License- This license does not grant you
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rights to use any contributor's name, logo, or trademarks.
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(B) If you bring a patent claim against any contributor over
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patents that you claim are infringed by the software, your
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patent license from such contributor to the software ends
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automatically.
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(C) If you distribute any portion of the software, you must
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retain all copyright, patent, trademark, and attribution
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notices that are present in the software.
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(D) If you distribute any portion of the software in source
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code form, you may do so only under this license by including a
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complete copy of this license with your distribution. If you
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distribute any portion of the software in compiled or object
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code form, you may only do so under a license that complies
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with this license.
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(E) The software is licensed "as-is." You bear the risk of
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using it. The contributors give no express warranties,
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guarantees or conditions. You may have additional consumer
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rights under your local laws which this license cannot change.
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To the extent permitted under your local laws, the contributors
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exclude the implied warranties of merchantability, fitness for
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a particular purpose and non-infringement.
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Code Examples
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-------------
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Standalone Viewers
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==================
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OpenSubdiv builds a number of standalone viewers that demonstrate various aspects
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of the software.
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----
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.. list-table:: **OpenGL examples**
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:class: quickref
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:widths: 50 50
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* - | `glViewer <glviewer.html>`_
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| `glBatchViewer <glbatchviewer.html>`_
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| `ptexViewer <ptexviewer.html>`_
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- | `paintTest <painttest.html>`_
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| `limitEval <limiteval.html>`_
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.. list-table:: **DirectX examples**
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:class: quickref
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:widths: 50 50
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* - | `dxViewer <dxviewer.html>`_
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- |
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.. list-table:: **Plugin examples**
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:class: quickref
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:widths: 50 50
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* - | `mayaViewer <mayaviewer.html>`_
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- | `mayaPtexViewer <mayaptexviewer.html>`_
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.. container:: notebox
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**Note:**
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the Maya plugins are currently unsupported and they may fail to compile
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or work with current versions of OpenSubdiv. These were originally written for
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the sole purpose of live demonstrations and the code is provided only as an
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implementation example.
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----
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Common Keyboard Controls
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========================
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.. code:: c++
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Left mouse button drag : orbit camera
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Middle mouse button drag : pan camera
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Right mouse button : dolly camera
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n, p : next/prev model
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1, 2, 3, ..., 9, 0 : specify adaptive isolation or uniform refinment level
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+, - : increase / decrease tessellation
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Tab : toggle full-screen
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Esc : turn on / off the HUD
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w : switch display mode
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q : quit
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