aboutsummaryrefslogtreecommitdiffstats
path: root/src/glx/glcontextmodes.h
blob: 7e6590624bfa6df2fd0545790f9e33d80a169275 (plain)
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
/*
 * (C) Copyright IBM Corporation 2003
 * 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
 * on the rights to use, copy, modify, merge, publish, distribute, sub
 * license, 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 and this permission notice (including the next
 * paragraph) 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 NON-INFRINGEMENT.  IN NO EVENT SHALL
 * VA LINUX SYSTEM, IBM AND/OR THEIR SUPPLIERS 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.
 */

/**
 * \file glcontextmodes.h
 * \author Ian Romanick <idr@us.ibm.com>
 */

#ifndef GLCONTEXTMODES_H
#define GLCONTEXTMODES_H

typedef struct __GLcontextModesRec {
    struct __GLcontextModesRec * next;

    GLboolean rgbMode;
    GLboolean floatMode;
    GLboolean colorIndexMode;
    GLuint doubleBufferMode;
    GLuint stereoMode;

    GLboolean haveAccumBuffer;
    GLboolean haveDepthBuffer;
    GLboolean haveStencilBuffer;

    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;

    GLint pixmapMode;

    /* 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;

    GLint screen;

    /* EXT_texture_from_pixmap */
    GLint bindToTextureRgb;
    GLint bindToTextureRgba;
    GLint bindToMipmapTexture;
    GLint bindToTextureTargets;
    GLint yInverted;
} __GLcontextModes;

#define __GLX_MIN_CONFIG_PROPS	18
#define __GLX_MAX_CONFIG_PROPS	500
#define __GLX_EXT_CONFIG_PROPS	10

/*
** Since we send all non-core visual properties as token, value pairs,
** we require 2 words across the wire. In order to maintain backwards
** compatibility, we need to send the total number of words that the
** VisualConfigs are sent back in so old libraries can simply "ignore"
** the new properties.
*/
#define __GLX_TOTAL_CONFIG \
   (__GLX_MIN_CONFIG_PROPS + 2 * __GLX_EXT_CONFIG_PROPS)

extern GLint _gl_convert_from_x_visual_type(int visualType);
extern GLint _gl_convert_to_x_visual_type(int visualType);
extern int _gl_get_context_mode_data(const __GLcontextModes * mode,
                                     int attribute, int *value_return);

extern __GLcontextModes *_gl_context_modes_create(unsigned count,
                                                  size_t minimum_size);
extern void _gl_context_modes_destroy(__GLcontextModes * modes);
extern __GLcontextModes *_gl_context_modes_find_visual(__GLcontextModes *
                                                       modes, int vid);
extern __GLcontextModes *_gl_context_modes_find_fbconfig(__GLcontextModes *
                                                         modes, int fbid);
extern GLboolean _gl_context_modes_are_same(const __GLcontextModes * a,
                                            const __GLcontextModes * b);

#endif /* GLCONTEXTMODES_H */