filename | src/drivers/video_gl.h |
changeset | 669:ab344e42bca9 |
prev | 662:7c8b88493ee1 |
next | 736:a02d1475ccfd |
author | nkeynes |
date | Sun Jun 22 04:01:27 2008 +0000 (15 years ago) |
permissions | -rw-r--r-- |
last change | Commit work-in-progress CoreAudio driver (along with various changes to the audio subsystem) |
view | annotate | diff | log | raw |
1 /**
2 * $Id$
3 *
4 * Common GL code that doesn't depend on a specific implementation
5 *
6 * Copyright (c) 2005 Nathan Keynes.
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 */
19 #ifndef video_gl_common_H
20 #define video_gl_common_H
22 /**
23 * Generic GL routine to draw the given frame buffer into a texture
24 */
25 gboolean gl_load_frame_buffer( frame_buffer_t frame, int tex_id );
27 /**
28 * Reset the GL state to its initial values
29 */
30 void gl_reset_state();
32 /**
33 * Generic GL routine to blank the display view with the specified colour.
34 */
35 void gl_display_blank( uint32_t colour );
37 /**
38 * Write a rectangular texture (GL_TEXTURE_RECTANGLE_ARB) to the display frame
39 */
40 void gl_display_render_buffer( render_buffer_t buffer );
42 /**
43 * Write a rectangular texture (GL_TEXTURE_RECTANGLE_ARB) to the display frame
44 */
45 void gl_texture_window( int width, int height, int tex_id, gboolean inverted );
47 /**
48 * Generic GL read_render_buffer. This function assumes that the caller
49 * has already set the appropriate glReadBuffer(); in other words, unless
50 * there's only one buffer this needs to be wrapped.
51 */
52 gboolean gl_read_render_buffer( unsigned char *target, render_buffer_t buffer,
53 int rowstride, int colour_format );
56 /****** FBO handling (gl_fbo.c) ******/
57 gboolean gl_fbo_is_supported();
58 void gl_fbo_shutdown();
59 void gl_fbo_init( display_driver_t driver );
60 void gl_fbo_detach();
62 #endif /* !video_gl_common_H */
.