mirror of
https://github.com/PixarAnimationStudios/OpenSubdiv
synced 2024-11-27 05:50:05 +00:00
106 lines
4.0 KiB
C++
106 lines
4.0 KiB
C++
//
|
|
// Copyright (C) Pixar. All rights reserved.
|
|
//
|
|
// This license governs use of the accompanying software. If you
|
|
// use the software, you accept this license. If you do not accept
|
|
// the license, do not use the software.
|
|
//
|
|
// 1. Definitions
|
|
// The terms "reproduce," "reproduction," "derivative works," and
|
|
// "distribution" have the same meaning here as under U.S.
|
|
// copyright law. A "contribution" is the original software, or
|
|
// any additions or changes to the software.
|
|
// A "contributor" is any person or entity that distributes its
|
|
// contribution under this license.
|
|
// "Licensed patents" are a contributor's patent claims that read
|
|
// directly on its contribution.
|
|
//
|
|
// 2. Grant of Rights
|
|
// (A) Copyright Grant- Subject to the terms of this license,
|
|
// including the license conditions and limitations in section 3,
|
|
// each contributor grants you a non-exclusive, worldwide,
|
|
// royalty-free copyright license to reproduce its contribution,
|
|
// prepare derivative works of its contribution, and distribute
|
|
// its contribution or any derivative works that you create.
|
|
// (B) Patent Grant- Subject to the terms of this license,
|
|
// including the license conditions and limitations in section 3,
|
|
// each contributor grants you a non-exclusive, worldwide,
|
|
// royalty-free license under its licensed patents to make, have
|
|
// made, use, sell, offer for sale, import, and/or otherwise
|
|
// dispose of its contribution in the software or derivative works
|
|
// of the contribution in the software.
|
|
//
|
|
// 3. Conditions and Limitations
|
|
// (A) No Trademark License- This license does not grant you
|
|
// rights to use any contributor's name, logo, or trademarks.
|
|
// (B) If you bring a patent claim against any contributor over
|
|
// patents that you claim are infringed by the software, your
|
|
// patent license from such contributor to the software ends
|
|
// automatically.
|
|
// (C) If you distribute any portion of the software, you must
|
|
// retain all copyright, patent, trademark, and attribution
|
|
// notices that are present in the software.
|
|
// (D) If you distribute any portion of the software in source
|
|
// code form, you may do so only under this license by including a
|
|
// complete copy of this license with your distribution. If you
|
|
// distribute any portion of the software in compiled or object
|
|
// code form, you may only do so under a license that complies
|
|
// with this license.
|
|
// (E) The software is licensed "as-is." You bear the risk of
|
|
// using it. The contributors give no express warranties,
|
|
// guarantees or conditions. You may have additional consumer
|
|
// rights under your local laws which this license cannot change.
|
|
// To the extent permitted under your local laws, the contributors
|
|
// exclude the implied warranties of merchantability, fitness for
|
|
// a particular purpose and non-infringement.
|
|
//
|
|
#ifndef OSD_ELEMENT_ARRAY_BUFFER_H
|
|
#define OSD_ELEMENT_ARRAY_BUFFER_H
|
|
|
|
#include "../version.h"
|
|
|
|
#include "../far/mesh.h"
|
|
#include "../osd/vertex.h"
|
|
|
|
#if not defined(__APPLE__)
|
|
#if defined(_WIN32)
|
|
#include <windows.h>
|
|
#endif
|
|
#include <GL/gl.h>
|
|
#else
|
|
#include <OpenGL/gl3.h>
|
|
#endif
|
|
|
|
namespace OpenSubdiv {
|
|
namespace OPENSUBDIV_VERSION {
|
|
|
|
class OsdElementArrayBuffer {
|
|
|
|
// note: This class is transitional.
|
|
// Currently this class is tailored for OpenGL drawing with uniform dense quads.
|
|
// will be extended to accommodate other API like DirectX etc.
|
|
|
|
// Also adaptive patch configurations will be included in this class later.
|
|
|
|
public:
|
|
OsdElementArrayBuffer(FarMesh<OsdVertex> *mesh, int level);
|
|
virtual ~OsdElementArrayBuffer();
|
|
|
|
int GetNumIndices() const;
|
|
|
|
GLuint GetGlBuffer() const;
|
|
|
|
protected:
|
|
int _numIndices;
|
|
GLuint _buffer;
|
|
};
|
|
|
|
} // end namespace OPENSUBDIV_VERSION
|
|
using namespace OPENSUBDIV_VERSION;
|
|
|
|
} // end namespace OpenSubdiv
|
|
|
|
#endif // OSD_ELEMENT_ARRAY_BUFFER_H
|
|
|
|
|