1 /*
2  * (C) Copyright IBM Corporation 2003
3  * All Rights Reserved.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * on the rights to use, copy, modify, merge, publish, distribute, sub
9  * license, and/or sell copies of the Software, and to permit persons to whom
10  * the Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice (including the next
13  * paragraph) shall be included in all copies or substantial portions of the
14  * Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
19  * VA LINUX SYSTEM, IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22  * USE OR OTHER DEALINGS IN THE SOFTWARE.
23  */
24 
25 /**
26  * \file glcontextmodes.h
27  * \author Ian Romanick <idr@us.ibm.com>
28  */
29 
30 #ifndef GLCONTEXTMODES_H
31 #define GLCONTEXTMODES_H
32 
33 struct glx_config {
34     struct glx_config * next;
35 
36     GLuint doubleBufferMode;
37     GLuint stereoMode;
38 
39     GLint redBits, greenBits, blueBits, alphaBits;	/* bits per comp */
40     GLuint redMask, greenMask, blueMask, alphaMask;
41     GLuint redShift, greenShift, blueShift, alphaShift;
42     GLint rgbBits;		/* total bits for rgb */
43     GLint indexBits;		/* total bits for colorindex */
44 
45     GLint accumRedBits, accumGreenBits, accumBlueBits, accumAlphaBits;
46     GLint depthBits;
47     GLint stencilBits;
48 
49     GLint numAuxBuffers;
50 
51     GLint level;
52 
53     /* GLX */
54     GLint visualID;
55     GLint visualType;     /**< One of the GLX X visual types. (i.e.,
56 			   * \c GLX_TRUE_COLOR, etc.)
57 			   */
58 
59     /* EXT_visual_rating / GLX 1.2 */
60     GLint visualRating;
61 
62     /* EXT_visual_info / GLX 1.2 */
63     GLint transparentPixel;
64 				/*    colors are floats scaled to ints */
65     GLint transparentRed, transparentGreen, transparentBlue, transparentAlpha;
66     GLint transparentIndex;
67 
68     /* ARB_multisample / SGIS_multisample */
69     GLint sampleBuffers;
70     GLint samples;
71 
72     /* SGIX_fbconfig / GLX 1.3 */
73     GLint drawableType;
74     GLint renderType;
75     GLint xRenderable;
76     GLint fbconfigID;
77 
78     /* SGIX_pbuffer / GLX 1.3 */
79     GLint maxPbufferWidth;
80     GLint maxPbufferHeight;
81     GLint maxPbufferPixels;
82     GLint optimalPbufferWidth;   /* Only for SGIX_pbuffer. */
83     GLint optimalPbufferHeight;  /* Only for SGIX_pbuffer. */
84 
85     /* SGIX_visual_select_group */
86     GLint visualSelectGroup;
87 
88     /* OML_swap_method */
89     GLint swapMethod;
90 
91     GLint screen;
92 
93     /* EXT_texture_from_pixmap */
94     GLint bindToTextureRgb;
95     GLint bindToTextureRgba;
96     GLint bindToMipmapTexture;
97     GLint bindToTextureTargets;
98     GLint yInverted;
99 
100     /* EXT_framebuffer_sRGB */
101     GLint sRGBCapable;
102 };
103 
104 extern GLint _gl_convert_from_x_visual_type(int visualType);
105 
106 extern int
107 glx_config_get(struct glx_config * mode, int attribute, int *value_return);
108 extern struct glx_config *
109 glx_config_create_list(unsigned count);
110 extern void
111 glx_config_destroy_list(struct glx_config *configs);
112 extern struct glx_config *
113 glx_config_find_visual(struct glx_config *configs, int vid);
114 extern struct glx_config *
115 glx_config_find_fbconfig(struct glx_config *configs, int fbid);
116 
117 #endif /* GLCONTEXTMODES_H */
118 
119