Ian Romanick | 6c28c03 | 2013-02-15 22:35:24 -0800 | [diff] [blame] | 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 | #include "glxclient.h" |
| 24 | #include "glx_error.h" |
| 25 | |
| 26 | #include <assert.h> |
| 27 | |
| 28 | static Bool |
| 29 | __glXQueryRendererInteger(struct glx_screen *psc, int attribute, |
| 30 | unsigned int *value) |
| 31 | { |
| 32 | unsigned int values_for_query = 0; |
Brian Paul | 75982a5 | 2013-11-08 09:00:46 -0700 | [diff] [blame] | 33 | unsigned int buffer[32]; |
Ian Romanick | 6c28c03 | 2013-02-15 22:35:24 -0800 | [diff] [blame] | 34 | int err; |
| 35 | |
| 36 | /* This probably means the caller is trying to use an extension function |
| 37 | * that isn't actually supported. |
| 38 | */ |
| 39 | if (psc->vtable->query_renderer_integer == NULL) |
| 40 | return False; |
| 41 | |
| 42 | switch (attribute) { |
| 43 | case GLX_RENDERER_VENDOR_ID_MESA: |
| 44 | case GLX_RENDERER_DEVICE_ID_MESA: |
| 45 | values_for_query = 1; |
| 46 | break; |
| 47 | case GLX_RENDERER_VERSION_MESA: |
| 48 | values_for_query = 3; |
| 49 | break; |
| 50 | case GLX_RENDERER_ACCELERATED_MESA: |
| 51 | case GLX_RENDERER_VIDEO_MEMORY_MESA: |
| 52 | case GLX_RENDERER_UNIFIED_MEMORY_ARCHITECTURE_MESA: |
| 53 | case GLX_RENDERER_PREFERRED_PROFILE_MESA: |
| 54 | values_for_query = 1; |
| 55 | break; |
| 56 | case GLX_RENDERER_OPENGL_CORE_PROFILE_VERSION_MESA: |
| 57 | case GLX_RENDERER_OPENGL_COMPATIBILITY_PROFILE_VERSION_MESA: |
| 58 | case GLX_RENDERER_OPENGL_ES_PROFILE_VERSION_MESA: |
| 59 | case GLX_RENDERER_OPENGL_ES2_PROFILE_VERSION_MESA: |
| 60 | values_for_query = 2; |
| 61 | break; |
| 62 | |
| 63 | default: |
| 64 | return False; |
| 65 | } |
| 66 | |
| 67 | err = psc->vtable->query_renderer_integer(psc, attribute, buffer); |
| 68 | |
| 69 | /* If there was no error, copy the correct number of values from the driver |
| 70 | * out to the application. |
| 71 | */ |
| 72 | if (err == 0) |
| 73 | memcpy(value, buffer, sizeof(unsigned int) * values_for_query); |
| 74 | |
| 75 | return err == 0; |
| 76 | } |
| 77 | |
| 78 | _X_HIDDEN Bool |
| 79 | glXQueryRendererIntegerMESA(Display *dpy, int screen, |
| 80 | int renderer, int attribute, |
| 81 | unsigned int *value) |
| 82 | { |
| 83 | struct glx_screen *psc; |
| 84 | |
| 85 | if (dpy == NULL) |
| 86 | return False; |
| 87 | |
| 88 | /* This probably means the caller passed the wrong display pointer or |
| 89 | * screen number. |
| 90 | */ |
| 91 | psc = GetGLXScreenConfigs(dpy, screen); |
| 92 | if (psc == NULL) |
| 93 | return False; |
| 94 | |
| 95 | /* Right now only a single renderer per display / screen combination is |
| 96 | * supported. |
| 97 | */ |
| 98 | if (renderer != 0) |
| 99 | return False; |
| 100 | |
| 101 | return __glXQueryRendererInteger(psc, attribute, value); |
| 102 | } |
| 103 | |
| 104 | _X_HIDDEN Bool |
| 105 | glXQueryCurrentRendererIntegerMESA(int attribute, unsigned int *value) |
| 106 | { |
| 107 | struct glx_context *gc = __glXGetCurrentContext(); |
| 108 | |
| 109 | if (gc == NULL) |
| 110 | return False; |
| 111 | |
| 112 | return __glXQueryRendererInteger(gc->psc, attribute, value); |
| 113 | } |
| 114 | |
| 115 | static const char * |
| 116 | __glXQueryRendererString(struct glx_screen *psc, int attribute) |
| 117 | { |
| 118 | const char *value; |
| 119 | int err; |
| 120 | |
| 121 | /* This probably means the caller is trying to use an extension function |
| 122 | * that isn't actually supported. |
| 123 | */ |
| 124 | if (psc->vtable->query_renderer_integer == NULL) |
| 125 | return NULL; |
| 126 | |
| 127 | switch (attribute) { |
| 128 | case GLX_RENDERER_VENDOR_ID_MESA: |
| 129 | case GLX_RENDERER_DEVICE_ID_MESA: |
| 130 | break; |
| 131 | default: |
| 132 | return NULL; |
| 133 | } |
| 134 | |
| 135 | err = psc->vtable->query_renderer_string(psc, attribute, &value); |
| 136 | return (err == 0) ? value : NULL; |
| 137 | } |
| 138 | |
| 139 | _X_HIDDEN const char * |
| 140 | glXQueryRendererStringMESA(Display *dpy, int screen, |
| 141 | int renderer, int attribute) |
| 142 | { |
| 143 | struct glx_screen *psc; |
| 144 | |
| 145 | if (dpy == NULL) |
| 146 | return False; |
| 147 | |
| 148 | /* This probably means the caller passed the wrong display pointer or |
| 149 | * screen number. |
| 150 | */ |
| 151 | psc = GetGLXScreenConfigs(dpy, screen); |
| 152 | if (psc == NULL) |
| 153 | return False; |
| 154 | |
| 155 | /* Right now only a single renderer per display / screen combination is |
| 156 | * supported. |
| 157 | */ |
| 158 | if (renderer != 0) |
| 159 | return False; |
| 160 | |
| 161 | return __glXQueryRendererString(psc, attribute); |
| 162 | } |
| 163 | |
| 164 | _X_HIDDEN const char * |
| 165 | glXQueryCurrentRendererStringMESA(int attribute) |
| 166 | { |
| 167 | struct glx_context *gc = __glXGetCurrentContext(); |
| 168 | |
| 169 | if (gc == NULL) |
| 170 | return False; |
| 171 | |
| 172 | return __glXQueryRendererString(gc->psc, attribute); |
| 173 | } |