include/opencascade/OpenGl_IndexBuffer.hxx

0001 // Created by: Kirill GAVRILOV
0002 // Copyright (c) 2013-2014 OPEN CASCADE SAS
0003 //
0004 // This file is part of Open CASCADE Technology software library.
0005 //
0006 // This library is free software; you can redistribute it and/or modify it under
0007 // the terms of the GNU Lesser General Public License version 2.1 as published
0008 // by the Free Software Foundation, with special exception defined in the file
0009 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0010 // distribution for complete text of the license and disclaimer of any warranty.
0011 //
0012 // Alternatively, this file may be used under the terms of Open CASCADE
0013 // commercial license or contractual agreement.
0014
0015 #ifndef OpenGl_IndexBuffer_HeaderFile
0016 #define OpenGl_IndexBuffer_HeaderFile
0017
0018 #include <OpenGl_Buffer.hxx>
0019
0020 //! Index buffer is just a VBO with special target (GL_ELEMENT_ARRAY_BUFFER).
0021 class OpenGl_IndexBuffer : public OpenGl_Buffer
0022 {
0023 public:
0024   //! Empty constructor.
0025   Standard_EXPORT OpenGl_IndexBuffer();
0026
0027   //! Return buffer object target (GL_ELEMENT_ARRAY_BUFFER).
0028   Standard_EXPORT unsigned int GetTarget() const override;
0029
0030   //! Dumps the content of me into the stream
0031   Standard_EXPORT void DumpJson(Standard_OStream& theOStream, int theDepth = -1) const override;
0032
0033 public:
0034   DEFINE_STANDARD_RTTIEXT(OpenGl_IndexBuffer, OpenGl_Buffer)
0035 };
0036
0037 #endif // _OpenGl_IndexBuffer_H__