canvas/source/opengl/ogl_buffercontext.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #ifndef INCLUDED_CANVAS_SOURCE_OPENGL_OGL_BUFFERCONTEXT_HXX
  11 #define INCLUDED_CANVAS_SOURCE_OPENGL_OGL_BUFFERCONTEXT_HXX
  12
  13 #include <GL/glew.h>
  14
  15 #include <sal/config.h>
  16 #include <boost/shared_ptr.hpp>
  17
  18
  19 namespace oglcanvas
  20 {
  21     struct IBufferContext
  22     {
  23         virtual ~IBufferContext() {}
  24
  25         /// start render to buffer. changes current framebuffer
  26         virtual bool startBufferRendering() = 0;
  27
  28         /// end render to buffer. switches to default framebuffer
  29         virtual bool endBufferRendering() = 0;
  30
  31         virtual GLuint getTextureId() = 0;
  32     };
  33
  34     typedef ::boost::shared_ptr<IBufferContext> IBufferContextSharedPtr;
  35 }
  36
  37 #endif
  38
  39 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */