2009-12-04 13:06:32 +00:00
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/*
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* Cogl
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*
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* An object oriented GL/GLES Abstraction/Utility Layer
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*
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* Copyright (C) 2009 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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2010-03-01 12:56:10 +00:00
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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2009-12-04 13:06:32 +00:00
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*/
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#ifndef __COGL_ATLAS_TEXTURE_H
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#define __COGL_ATLAS_TEXTURE_H
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#include "cogl-handle.h"
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#include "cogl-texture-private.h"
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2010-08-02 14:24:03 +00:00
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#include "cogl-rectangle-map.h"
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2010-08-02 15:29:10 +00:00
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#include "cogl-atlas.h"
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2009-12-04 13:06:32 +00:00
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#define COGL_ATLAS_TEXTURE(tex) ((CoglAtlasTexture *) tex)
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typedef struct _CoglAtlasTexture CoglAtlasTexture;
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struct _CoglAtlasTexture
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{
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2010-08-02 14:24:03 +00:00
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CoglTexture _parent;
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2009-12-04 13:06:32 +00:00
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/* The format that the texture is in. This isn't necessarily the
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same format as the atlas texture because we can store
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pre-multiplied and non-pre-multiplied textures together */
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2010-08-02 14:24:03 +00:00
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CoglPixelFormat format;
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2009-12-04 13:06:32 +00:00
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/* The rectangle that was used to add this texture to the
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atlas. This includes the 1-pixel border */
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2010-08-02 14:24:03 +00:00
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CoglRectangleMapEntry rectangle;
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2009-12-04 13:06:32 +00:00
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/* The texture might need to be migrated out in which case this will
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be set to TRUE and sub_texture will actually be a real texture */
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2010-08-02 14:24:03 +00:00
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gboolean in_atlas;
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2009-12-04 13:06:32 +00:00
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/* A CoglSubTexture representing the region for easy rendering */
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2010-08-02 14:24:03 +00:00
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CoglHandle sub_texture;
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2009-12-04 13:06:32 +00:00
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};
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GQuark
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_cogl_handle_atlas_texture_get_type (void);
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CoglHandle
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2010-07-07 17:44:16 +00:00
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_cogl_atlas_texture_new_from_bitmap (CoglBitmap *bmp,
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2009-12-04 13:06:32 +00:00
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CoglTextureFlags flags,
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CoglPixelFormat internal_format);
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2010-08-02 15:29:10 +00:00
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CoglAtlas *
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_cogl_atlas_texture_get_atlas (void);
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2009-12-04 13:06:32 +00:00
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#endif /* __COGL_ATLAS_TEXTURE_H */
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