src/glx/dri2_query_renderer.c

   1 /*
   2  * Copyright © 2013 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21  * DEALINGS IN THE SOFTWARE.
  22  */
  23
  24 #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL)
  25
  26 #include "glxclient.h"
  27 #include "glx_error.h"
  28 #include "xf86drm.h"
  29 #include "dri2.h"
  30 #include "dri_interface.h"
  31 #include "dri2_priv.h"
  32
  33 static int
  34 dri2_convert_glx_query_renderer_attribs(int attribute)
  35 {
  36    switch (attribute) {
  37    case GLX_RENDERER_VENDOR_ID_MESA:
  38       return __DRI2_RENDERER_VENDOR_ID;
  39    case GLX_RENDERER_DEVICE_ID_MESA:
  40       return __DRI2_RENDERER_DEVICE_ID;
  41    case GLX_RENDERER_VERSION_MESA:
  42       return __DRI2_RENDERER_VERSION;
  43    case GLX_RENDERER_ACCELERATED_MESA:
  44       return __DRI2_RENDERER_ACCELERATED;
  45    case GLX_RENDERER_VIDEO_MEMORY_MESA:
  46       return __DRI2_RENDERER_VIDEO_MEMORY;
  47    case GLX_RENDERER_UNIFIED_MEMORY_ARCHITECTURE_MESA:
  48       return __DRI2_RENDERER_UNIFIED_MEMORY_ARCHITECTURE;
  49    case GLX_RENDERER_PREFERRED_PROFILE_MESA:
  50       return __DRI2_RENDERER_PREFERRED_PROFILE;
  51    case GLX_RENDERER_OPENGL_CORE_PROFILE_VERSION_MESA:
  52       return __DRI2_RENDERER_OPENGL_CORE_PROFILE_VERSION;
  53    case GLX_RENDERER_OPENGL_COMPATIBILITY_PROFILE_VERSION_MESA:
  54       return __DRI2_RENDERER_OPENGL_COMPATIBILITY_PROFILE_VERSION;
  55    case GLX_RENDERER_OPENGL_ES_PROFILE_VERSION_MESA:
  56       return __DRI2_RENDERER_OPENGL_ES_PROFILE_VERSION;
  57    case GLX_RENDERER_OPENGL_ES2_PROFILE_VERSION_MESA:
  58       return __DRI2_RENDERER_OPENGL_ES2_PROFILE_VERSION;
  59    default:
  60       return -1;
  61    }
  62 }
  63
  64 _X_HIDDEN int
  65 dri2_query_renderer_integer(struct glx_screen *base, int attribute,
  66                             unsigned int *value)
  67 {
  68    struct dri2_screen *const psc = (struct dri2_screen *) base;
  69
  70    /* Even though there are invalid values (and
  71     * dri2_convert_glx_query_renderer_attribs may return -1), the higher level
  72     * GLX code is required to perform the filtering.  Assume that we got a
  73     * good value.
  74     */
  75    const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
  76
  77    if (psc->rendererQuery == NULL)
  78       return -1;
  79
  80    return psc->rendererQuery->queryInteger(psc->driScreen, dri_attribute,
  81                                            value);
  82 }
  83
  84 _X_HIDDEN int
  85 dri2_query_renderer_string(struct glx_screen *base, int attribute,
  86                            const char **value)
  87 {
  88    struct dri2_screen *const psc = (struct dri2_screen *) base;
  89
  90    /* Even though queryString only accepts a subset of the possible GLX
  91     * queries, the higher level GLX code is required to perform the filtering.
  92     * Assume that we got a good value.
  93     */
  94    const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
  95
  96    if (psc->rendererQuery == NULL)
  97       return -1;
  98
  99    return psc->rendererQuery->queryString(psc->driScreen, dri_attribute, value);
 100 }
 101
 102 #endif /* GLX_DIRECT_RENDERING */