4087e848c4
This factors out all of the OpenGL specific code in cogl-texture-2d.c into cogl-texture-2d-gl.c and where necessary adds indirection through the CoglDriver vtable so that we can eventually start to experiment with non-OpenGL backends for Cogl. Reviewed-by: Neil Roberts <neil@linux.intel.com> (cherry picked from commit ec57588671696bbe7ce714bdfe7324236146c9c0)
76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
/*
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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) 2012 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, see
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* <http://www.gnu.org/licenses/>.
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*
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*
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* Authors:
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* Robert Bragg <robert@linux.intel.com>
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*/
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#if !defined(__COGL_H_INSIDE__) && !defined(COGL_COMPILATION)
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#error "Only <cogl/cogl.h> can be included directly."
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#endif
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#ifndef _COGL_TEXTURE_2D_GL_H_
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#define _COGL_TEXTURE_2D_GL_H_
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#include "cogl-context.h"
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#include "cogl-texture-2d.h"
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#include <glib.h>
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G_BEGIN_DECLS
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/**
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* cogl_texture_2d_new_from_foreign:
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* @ctx: A #CoglContext
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* @gl_handle: A GL handle for a GL_TEXTURE_2D texture object
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* @width: Width of the foreign GL texture
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* @height: Height of the foreign GL texture
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* @internal_format: The format of the texture
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* @error: A #CoglError for exceptions
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*
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* Wraps an existing GL_TEXTURE_2D texture object as a #CoglTexture2D.
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* This can be used for integrating Cogl with software using OpenGL
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* directly.
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*
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* <note>The results are undefined for passing an invalid @gl_handle
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* or if @width or @height don't have the correct texture
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* geometry.</note>
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*
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* Returns: A newly allocated #CoglTexture2D, or if Cogl could not
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* validate the @gl_handle in some way (perhaps because of
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* an unsupported format) it will return %NULL and set
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* @error.
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*
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* Since: 2.0
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*/
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CoglTexture2D *
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cogl_texture_2d_new_from_foreign (CoglContext *ctx,
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unsigned int gl_handle,
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int width,
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int height,
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CoglPixelFormat format,
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CoglError **error);
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G_END_DECLS
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#endif /* _COGL_TEXTURE_2D_GL_H_ */
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