vcl/inc/opengl/FixedTextureAtlas.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
  11 #ifndef INCLUDED_VCL_INC_OPENGL_FIXEDTEXTUREATLAS_HXX
  12 #define INCLUDED_VCL_INC_OPENGL_FIXEDTEXTUREATLAS_HXX
  13
  14 #include <memory>
  15 #include <opengl/texture.hxx>
  16
  17 struct FixedTexture;
  18
  19 class FixedTextureAtlasManager final
  20 {
  21     std::vector<std::unique_ptr<FixedTexture>> maFixedTextures;
  22
  23     int const mWidthFactor;
  24     int const mHeightFactor;
  25     int const mSubTextureSize;
  26
  27     void CreateNewTexture();
  28
  29     FixedTextureAtlasManager( const FixedTextureAtlasManager& ) = delete;
  30     FixedTextureAtlasManager& operator=( const FixedTextureAtlasManager& ) = delete;
  31
  32 public:
  33     FixedTextureAtlasManager(int nWidthFactor, int nHeightFactor, int nTextureSize);
  34     ~FixedTextureAtlasManager();
  35
  36     OpenGLTexture InsertBuffer(int nWidth, int nHeight, int nFormat, int nType, sal_uInt8 const * pData);
  37     OpenGLTexture Reserve(int nWidth, int nHeight);
  38
  39     int GetSubtextureSize() const
  40     {
  41         return mSubTextureSize;
  42     }
  43 };
  44
  45 #endif // INCLUDED_VCL_INC_OPENGL_FIXEDTEXTUREATLAS_HXX
  46
  47 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */