Search
lxdream.org :: lxdream/src/drivers/video_gl.h
lxdream 0.9.1
released Jun 29
Download Now
filename src/drivers/video_gl.h
changeset 736:a02d1475ccfd
prev669:ab344e42bca9
next854:130928a3cdcb
author nkeynes
date Mon Jul 14 07:44:42 2008 +0000 (12 years ago)
permissions -rw-r--r--
last change Re-indent everything consistently
Fix include guards for consistency as well
file annotate diff log raw
nkeynes@635
     1
/**
nkeynes@635
     2
 * $Id$
nkeynes@635
     3
 *
nkeynes@662
     4
 * Common GL code that doesn't depend on a specific implementation
nkeynes@635
     5
 *
nkeynes@635
     6
 * Copyright (c) 2005 Nathan Keynes.
nkeynes@635
     7
 *
nkeynes@635
     8
 * This program is free software; you can redistribute it and/or modify
nkeynes@635
     9
 * it under the terms of the GNU General Public License as published by
nkeynes@635
    10
 * the Free Software Foundation; either version 2 of the License, or
nkeynes@635
    11
 * (at your option) any later version.
nkeynes@635
    12
 *
nkeynes@635
    13
 * This program is distributed in the hope that it will be useful,
nkeynes@635
    14
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
nkeynes@635
    15
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
nkeynes@635
    16
 * GNU General Public License for more details.
nkeynes@635
    17
 */
nkeynes@635
    18
nkeynes@736
    19
#ifndef lxdream_video_gl_H
nkeynes@736
    20
#define lxdream_video_gl_H 1
nkeynes@736
    21
nkeynes@736
    22
#ifdef __cplusplus
nkeynes@736
    23
extern "C" {
nkeynes@736
    24
#endif
nkeynes@635
    25
nkeynes@635
    26
/**
nkeynes@635
    27
 * Generic GL routine to draw the given frame buffer into a texture
nkeynes@635
    28
 */
nkeynes@635
    29
gboolean gl_load_frame_buffer( frame_buffer_t frame, int tex_id );
nkeynes@635
    30
nkeynes@635
    31
/**
nkeynes@669
    32
 * Reset the GL state to its initial values
nkeynes@669
    33
 */
nkeynes@669
    34
void gl_reset_state();
nkeynes@669
    35
nkeynes@669
    36
/**
nkeynes@635
    37
 * Generic GL routine to blank the display view with the specified colour.
nkeynes@635
    38
 */
nkeynes@669
    39
void gl_display_blank( uint32_t colour );
nkeynes@635
    40
nkeynes@635
    41
/**
nkeynes@635
    42
 * Write a rectangular texture (GL_TEXTURE_RECTANGLE_ARB) to the display frame
nkeynes@635
    43
 */
nkeynes@635
    44
void gl_display_render_buffer( render_buffer_t buffer );
nkeynes@635
    45
nkeynes@635
    46
/**
nkeynes@635
    47
 * Write a rectangular texture (GL_TEXTURE_RECTANGLE_ARB) to the display frame
nkeynes@635
    48
 */
nkeynes@635
    49
void gl_texture_window( int width, int height, int tex_id, gboolean inverted );
nkeynes@635
    50
nkeynes@635
    51
/**
nkeynes@635
    52
 * Generic GL read_render_buffer. This function assumes that the caller
nkeynes@635
    53
 * has already set the appropriate glReadBuffer(); in other words, unless
nkeynes@635
    54
 * there's only one buffer this needs to be wrapped.
nkeynes@635
    55
 */
nkeynes@635
    56
gboolean gl_read_render_buffer( unsigned char *target, render_buffer_t buffer, 
nkeynes@736
    57
                                int rowstride, int colour_format );
nkeynes@635
    58
nkeynes@635
    59
nkeynes@635
    60
/****** FBO handling (gl_fbo.c) ******/
nkeynes@635
    61
gboolean gl_fbo_is_supported();
nkeynes@635
    62
void gl_fbo_shutdown();
nkeynes@635
    63
void gl_fbo_init( display_driver_t driver );
nkeynes@635
    64
void gl_fbo_detach();
nkeynes@635
    65
nkeynes@736
    66
#ifdef __cplusplus
nkeynes@736
    67
}
nkeynes@736
    68
#endif
nkeynes@736
    69
nkeynes@736
    70
#endif /* !lxdream_video_gl_H */
.