| /* |
| * GStreamer |
| * Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public |
| * License along with this library; if not, write to the |
| * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| /* |
| * Cogl |
| * |
| * An object oriented GL/GLES Abstraction/Utility Layer |
| * |
| * Copyright (C) 2009 Intel Corporation. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library. If not, see <http://www.gnu.org/licenses/>. |
| * |
| * |
| */ |
| |
| #ifndef __GST_GL_FEATURE_PRIVATE_H__ |
| #define __GST_GL_FEATURE_PRIVATE_H__ |
| |
| #include <gst/gst.h> |
| |
| #include <gst/gl/gstgl_fwd.h> |
| |
| G_BEGIN_DECLS |
| |
| typedef struct _GstGLFeatureFunction GstGLFeatureFunction; |
| |
| struct _GstGLFeatureFunction |
| { |
| /* The name of the function without the "EXT" or "ARB" suffix */ |
| const char *name; |
| /* The offset in the context of where to store the function pointer */ |
| unsigned int pointer_offset; |
| }; |
| |
| typedef struct _GstGLFeatureData GstGLFeatureData; |
| |
| struct _GstGLFeatureData |
| { |
| /* name of the feature */ |
| const char *feature_name; |
| /* Flags specifying which versions of GL the feature is available |
| in core in */ |
| GstGLAPI gl_availability; |
| /* A minimum GL version which the functions should be defined in |
| without needing an extension. Set to 255, 255 if it's only |
| provided in an extension */ |
| int min_gl_major, min_gl_minor; |
| /* A minimum GLES version which the functions should be defined in |
| without needing an extension. Set to 255, 255 if it's only |
| provided in an extension */ |
| int min_gles_major, min_gles_minor; |
| /* \0 separated list of namespaces to try. Eg "EXT\0ARB\0" */ |
| const char *namespaces; |
| /* \0 separated list of required extension names without the GL_EXT |
| or GL_ARB prefix. Any of the extensions must be available for the |
| feature to be considered available. If the suffix for an |
| extension is different from the namespace, you can specify it |
| with a ':' after the namespace */ |
| const char *extension_names; |
| /* A list of functions required for this feature. Terminated with a |
| NULL name */ |
| const GstGLFeatureFunction *functions; |
| }; |
| |
| G_GNUC_INTERNAL gboolean |
| _gst_gl_feature_check (GstGLContext *context, |
| const char *driver_prefix, |
| const GstGLFeatureData *data, |
| int gl_major, |
| int gl_minor, |
| const char *extensions_string); |
| |
| G_GNUC_INTERNAL void |
| _gst_gl_feature_check_ext_functions (GstGLContext *context, |
| int gl_major, |
| int gl_minor, |
| const char *gl_extensions); |
| |
| G_END_DECLS |
| |
| #endif /* __GST_GL_FEATURE_PRIVATE_H__ */ |