src/glx/glxconfig.h

   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     GLboolean rgbMode;
  37     GLboolean floatMode;
  38     GLboolean colorIndexMode;
  39     GLuint doubleBufferMode;
  40     GLuint stereoMode;
  41
  42     GLint redBits, greenBits, blueBits, alphaBits;      /* bits per comp */
  43     GLuint redMask, greenMask, blueMask, alphaMask;
  44     GLint rgbBits;              /* total bits for rgb */
  45     GLint indexBits;            /* total bits for colorindex */
  46
  47     GLint accumRedBits, accumGreenBits, accumBlueBits, accumAlphaBits;
  48     GLint depthBits;
  49     GLint stencilBits;
  50
  51     GLint numAuxBuffers;
  52
  53     GLint level;
  54
  55     /* GLX */
  56     GLint visualID;
  57     GLint visualType;     /**< One of the GLX X visual types. (i.e.,
  58                            * \c GLX_TRUE_COLOR, etc.)
  59                            */
  60
  61     /* EXT_visual_rating / GLX 1.2 */
  62     GLint visualRating;
  63
  64     /* EXT_visual_info / GLX 1.2 */
  65     GLint transparentPixel;
  66                                 /*    colors are floats scaled to ints */
  67     GLint transparentRed, transparentGreen, transparentBlue, transparentAlpha;
  68     GLint transparentIndex;
  69
  70     /* ARB_multisample / SGIS_multisample */
  71     GLint sampleBuffers;
  72     GLint samples;
  73
  74     /* SGIX_fbconfig / GLX 1.3 */
  75     GLint drawableType;
  76     GLint renderType;
  77     GLint xRenderable;
  78     GLint fbconfigID;
  79
  80     /* SGIX_pbuffer / GLX 1.3 */
  81     GLint maxPbufferWidth;
  82     GLint maxPbufferHeight;
  83     GLint maxPbufferPixels;
  84     GLint optimalPbufferWidth;   /* Only for SGIX_pbuffer. */
  85     GLint optimalPbufferHeight;  /* Only for SGIX_pbuffer. */
  86
  87     /* SGIX_visual_select_group */
  88     GLint visualSelectGroup;
  89
  90     /* OML_swap_method */
  91     GLint swapMethod;
  92
  93     GLint screen;
  94
  95     /* EXT_texture_from_pixmap */
  96     GLint bindToTextureRgb;
  97     GLint bindToTextureRgba;
  98     GLint bindToMipmapTexture;
  99     GLint bindToTextureTargets;
 100     GLint yInverted;
 101
 102     /* EXT_framebuffer_sRGB */
 103     GLint sRGBCapable;
 104 };
 105
 106 #define __GLX_MIN_CONFIG_PROPS  18
 107 #define __GLX_MAX_CONFIG_PROPS  500
 108 #define __GLX_EXT_CONFIG_PROPS  10
 109
 110 /*
 111 ** Since we send all non-core visual properties as token, value pairs,
 112 ** we require 2 words across the wire. In order to maintain backwards
 113 ** compatibility, we need to send the total number of words that the
 114 ** VisualConfigs are sent back in so old libraries can simply "ignore"
 115 ** the new properties.
 116 */
 117 #define __GLX_TOTAL_CONFIG \
 118    (__GLX_MIN_CONFIG_PROPS + 2 * __GLX_EXT_CONFIG_PROPS)
 119
 120 extern GLint _gl_convert_from_x_visual_type(int visualType);
 121
 122 extern int
 123 glx_config_get(struct glx_config * mode, int attribute, int *value_return);
 124 extern struct glx_config *
 125 glx_config_create_list(unsigned count);
 126 extern void
 127 glx_config_destroy_list(struct glx_config *configs);
 128 extern struct glx_config *
 129 glx_config_find_visual(struct glx_config *configs, int vid);
 130 extern struct glx_config *
 131 glx_config_find_fbconfig(struct glx_config *configs, int fbid);
 132
 133 #endif /* GLCONTEXTMODES_H */
 134