1 /*****************************************************************************
2 * vlc_opengl.h: VLC GL API
3 *****************************************************************************
4 * Copyright (C) 2009 Laurent Aimar
5 * Copyright (C) 2011 RĂ©mi Denis-Courmont
7 * Authors: Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU Lesser General Public License as published by
11 * the Free Software Foundation; either version 2.1 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public License
20 * along with this program; if not, write to the Free Software Foundation,
21 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
29 * This file defines GL structures and functions.
33 struct vout_window_cfg_t;
36 * A VLC GL context (and its underlying surface)
38 typedef struct vlc_gl_t vlc_gl_t;
44 struct vout_window_t *surface;
48 int (*makeCurrent)(vlc_gl_t *);
49 void (*releaseCurrent)(vlc_gl_t *);
50 void (*resize)(vlc_gl_t *, unsigned, unsigned);
51 void (*swap)(vlc_gl_t *);
53 int (*lock)(vlc_gl_t *);
54 void (*unlock)(vlc_gl_t *);
56 void*(*getProcAddress)(vlc_gl_t *, const char *);
65 VLC_API vlc_gl_t *vlc_gl_Create(struct vout_window_t *, unsigned, const char *) VLC_USED;
66 VLC_API void vlc_gl_Destroy(vlc_gl_t *);
68 static inline int vlc_gl_MakeCurrent(vlc_gl_t *gl)
70 return gl->makeCurrent(gl);
73 static inline void vlc_gl_ReleaseCurrent(vlc_gl_t *gl)
75 gl->releaseCurrent(gl);
78 static inline int vlc_gl_Lock(vlc_gl_t *gl)
81 return (gl->lock != NULL) ? gl->lock(gl) : VLC_SUCCESS;
83 (void) gl; return VLC_SUCCESS;
87 static inline void vlc_gl_Unlock(vlc_gl_t *gl)
90 if (gl->unlock != NULL)
97 static inline void vlc_gl_Resize(vlc_gl_t *gl, unsigned w, unsigned h)
99 if (gl->resize != NULL)
100 gl->resize(gl, w, h);
103 static inline void vlc_gl_Swap(vlc_gl_t *gl)
108 static inline void *vlc_gl_GetProcAddress(vlc_gl_t *gl, const char *name)
110 return (gl->getProcAddress != NULL) ? gl->getProcAddress(gl, name) : NULL;
113 VLC_API vlc_gl_t *vlc_gl_surface_Create(vlc_object_t *,
114 const struct vout_window_cfg_t *,
115 struct vout_window_t **) VLC_USED;
116 VLC_API bool vlc_gl_surface_CheckSize(vlc_gl_t *, unsigned *w, unsigned *h);
117 VLC_API void vlc_gl_surface_Destroy(vlc_gl_t *);
119 #endif /* VLC_GL_H */