LibreOffice Module vcl (master)  1
PackedTextureAtlas.hxx
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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_PACKEDTEXTUREATLAS_HXX
12 #define INCLUDED_VCL_INC_OPENGL_PACKEDTEXTUREATLAS_HXX
13 
14 #include <memory>
15 #include <opengl/texture.hxx>
16 
17 struct PackedTexture;
18 
30 {
31  std::vector<std::unique_ptr<PackedTexture>> maPackedTextures;
32 
33  int const mnTextureWidth;
34  int const mnTextureHeight;
35 
36  void CreateNewTexture();
37 
39  PackedTextureAtlasManager& operator=( const PackedTextureAtlasManager& ) = delete;
40 
41 public:
42 
47  PackedTextureAtlasManager(int nTextureWidth, int nTextureHeight);
49 
50  OpenGLTexture InsertBuffer(int nWidth, int nHeight, int nFormat, int nType, sal_uInt8 const * pData);
51  OpenGLTexture Reserve(int nWidth, int nHeight);
52  std::vector<GLuint> ReduceTextureNumber(int nMaxNumberOfTextures);
53 };
54 
55 #endif // INCLUDED_VCL_INC_OPENGL_PACKEDTEXTUREATLAS_HXX
56 
57 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
#define VCL_DLLPUBLIC
Definition: dllapi.h:29
Pack textures into one texture atlas.
std::vector< std::unique_ptr< PackedTexture > > maPackedTextures
unsigned char sal_uInt8