57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
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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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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __COGL_SUB_TEXTURE_H
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#define __COGL_SUB_TEXTURE_H
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#include "cogl-handle.h"
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#include "cogl-texture-private.h"
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#define COGL_SUB_TEXTURE(tex) ((CoglSubTexture *) tex)
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typedef struct _CoglSubTexture CoglSubTexture;
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struct _CoglSubTexture
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{
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CoglTexture _parent;
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CoglHandle full_texture;
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/* The texture coordinates of the subregion of full_texture */
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gfloat tx1, ty1;
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gfloat tx2, ty2;
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/* Are all of the texture coordinates a multiple of one? */
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gboolean tex_coords_are_a_multiple;
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};
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GQuark
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_cogl_handle_sub_texture_get_type (void);
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CoglHandle
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_cogl_sub_texture_new (CoglHandle full_texture,
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gfloat tx1, gfloat ty1,
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gfloat tx2, gfloat ty2);
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#endif /* __COGL_SUB_TEXTURE_H */
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