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engines/stark/gfx/texture.h

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00001 /* ResidualVM - A 3D game interpreter
00002  *
00003  * ResidualVM is the legal property of its developers, whose names
00004  * are too numerous to list here. Please refer to the AUTHORS
00005  * file distributed with this source distribution.
00006  *
00007  * This program is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU General Public License
00009  * as published by the Free Software Foundation; either version 2
00010  * of the License, or (at your option) any later version.
00011  *
00012  * This program is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with this program; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00020  *
00021  */
00022 
00023 #ifndef STARK_GFX_TEXTURE_H
00024 #define STARK_GFX_TEXTURE_H
00025 
00026 #include "common/hash-str.h"
00027 
00028 namespace Graphics {
00029     struct Surface;
00030 }
00031 
00032 namespace Stark {
00033 namespace Gfx {
00034 
00038 class Texture {
00039 public:
00040     Texture();
00041     virtual ~Texture();
00042 
00043     enum SamplingFilter {
00044         kNearest,
00045         kLinear
00046     };
00047 
00049     virtual void bind() const = 0;
00050 
00052     virtual void update(const Graphics::Surface *surface, const byte *palette = nullptr) = 0;
00053 
00055     virtual void setSamplingFilter(SamplingFilter filter) = 0;
00056 
00062     virtual void setLevelCount(uint32 count) = 0;
00063 
00067     virtual void addLevel(uint32 level, const Graphics::Surface *surface, const byte *palette = nullptr) = 0;
00068 
00070     uint32 width() const { return _width; }
00071 
00073     uint32 height() const { return _height; }
00074 
00075 protected:
00076     uint32 _width;
00077     uint32 _height;
00078 };
00079 
00083 class TextureSet {
00084 public:
00085     TextureSet();
00086     ~TextureSet();
00087 
00091     void addTexture(const Common::String &name, Texture *texture);
00092 
00096     const Texture *getTexture(const Common::String &name) const;
00097 
00098 private:
00099     typedef Common::HashMap<Common::String, Texture *> TextureMap;
00100 
00101     TextureMap _texMap;
00102 };
00103 
00104 } // End of namespace Gfx
00105 } // End of namespace Stark
00106 
00107 #endif // STARK_GFX_TEXTURE_H


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