1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
|
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#ifndef _GLX_screens_h_
#define _GLX_screens_h_
/*
* SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
* Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice including the dates of first publication and
* either this permission notice or a reference to
* http://oss.sgi.com/projects/FreeB/
* shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Except as contained in this notice, the name of Silicon Graphics, Inc.
* shall not be used in advertising or otherwise to promote the sale, use or
* other dealings in this Software without prior written authorization from
* Silicon Graphics, Inc.
*/
#include "extension_string.h"
typedef struct __GLXconfig __GLXconfig;
struct __GLXconfig {
__GLXconfig *next;
GLuint doubleBufferMode;
GLuint stereoMode;
GLint redBits, greenBits, blueBits, alphaBits; /* bits per comp */
GLuint redMask, greenMask, blueMask, alphaMask;
GLint rgbBits; /* total bits for rgb */
GLint indexBits; /* total bits for colorindex */
GLint accumRedBits, accumGreenBits, accumBlueBits, accumAlphaBits;
GLint depthBits;
GLint stencilBits;
GLint numAuxBuffers;
GLint level;
/* GLX */
GLint visualID;
GLint visualType; /**< One of the GLX X visual types. (i.e.,
* \c GLX_TRUE_COLOR, etc.)
*/
/* EXT_visual_rating / GLX 1.2 */
GLint visualRating;
/* EXT_visual_info / GLX 1.2 */
GLint transparentPixel;
/* colors are floats scaled to ints */
GLint transparentRed, transparentGreen, transparentBlue, transparentAlpha;
GLint transparentIndex;
/* ARB_multisample / SGIS_multisample */
GLint sampleBuffers;
GLint samples;
/* SGIX_fbconfig / GLX 1.3 */
GLint drawableType;
GLint renderType;
GLint xRenderable;
GLint fbconfigID;
/* SGIX_pbuffer / GLX 1.3 */
GLint maxPbufferWidth;
GLint maxPbufferHeight;
GLint maxPbufferPixels;
GLint optimalPbufferWidth; /* Only for SGIX_pbuffer. */
GLint optimalPbufferHeight; /* Only for SGIX_pbuffer. */
/* SGIX_visual_select_group */
GLint visualSelectGroup;
/* OML_swap_method */
GLint swapMethod;
/* EXT_texture_from_pixmap */
GLint bindToTextureRgb;
GLint bindToTextureRgba;
GLint bindToMipmapTexture;
GLint bindToTextureTargets;
GLint yInverted;
/* ARB_framebuffer_sRGB */
GLint sRGBCapable;
};
GLint glxConvertToXVisualType(int visualType);
/*
** Screen dependent data. These methods are the interface between the DIX
** and DDX layers of the GLX server extension. The methods provide an
** interface for context management on a screen.
*/
typedef struct __GLXscreen __GLXscreen;
struct __GLXscreen {
void (*destroy) (__GLXscreen * screen);
__GLXcontext *(*createContext) (__GLXscreen * screen,
__GLXconfig * modes,
__GLXcontext * shareContext,
unsigned num_attribs,
const uint32_t *attribs,
int *error);
__GLXdrawable *(*createDrawable) (ClientPtr client,
__GLXscreen * context,
DrawablePtr pDraw,
XID drawId,
int type,
XID glxDrawId, __GLXconfig * modes);
int (*swapInterval) (__GLXdrawable * drawable, int interval);
ScreenPtr pScreen;
/* Linked list of valid fbconfigs for this screen. */
__GLXconfig *fbconfigs;
int numFBConfigs;
/* Subset of fbconfigs that are exposed as GLX visuals. */
__GLXconfig **visuals;
GLint numVisuals;
char *GLextensions;
char *GLXextensions;
char *glvnd;
unsigned char glx_enable_bits[__GLX_EXT_BYTES];
Bool (*CloseScreen) (ScreenPtr pScreen);
};
void __glXScreenInit(__GLXscreen * screen, ScreenPtr pScreen);
void __glXScreenDestroy(__GLXscreen * screen);
#endif /* !__GLX_screens_h__ */
|
