2013-02-16 06:35:24 +00:00
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/*
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* Copyright © 2013 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include "glxclient.h"
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#include "glx_error.h"
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#include <assert.h>
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static Bool
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__glXQueryRendererInteger(struct glx_screen *psc, int attribute,
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unsigned int *value)
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{
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unsigned int values_for_query = 0;
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2013-11-08 16:00:46 +00:00
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unsigned int buffer[32];
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2013-02-16 06:35:24 +00:00
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int err;
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/* This probably means the caller is trying to use an extension function
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* that isn't actually supported.
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*/
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if (psc->vtable->query_renderer_integer == NULL)
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return False;
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switch (attribute) {
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case GLX_RENDERER_VENDOR_ID_MESA:
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case GLX_RENDERER_DEVICE_ID_MESA:
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values_for_query = 1;
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break;
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case GLX_RENDERER_VERSION_MESA:
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values_for_query = 3;
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break;
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case GLX_RENDERER_ACCELERATED_MESA:
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case GLX_RENDERER_VIDEO_MEMORY_MESA:
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case GLX_RENDERER_UNIFIED_MEMORY_ARCHITECTURE_MESA:
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case GLX_RENDERER_PREFERRED_PROFILE_MESA:
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values_for_query = 1;
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break;
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case GLX_RENDERER_OPENGL_CORE_PROFILE_VERSION_MESA:
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case GLX_RENDERER_OPENGL_COMPATIBILITY_PROFILE_VERSION_MESA:
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case GLX_RENDERER_OPENGL_ES_PROFILE_VERSION_MESA:
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case GLX_RENDERER_OPENGL_ES2_PROFILE_VERSION_MESA:
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values_for_query = 2;
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break;
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default:
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return False;
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}
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err = psc->vtable->query_renderer_integer(psc, attribute, buffer);
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/* If there was no error, copy the correct number of values from the driver
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* out to the application.
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*/
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if (err == 0)
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memcpy(value, buffer, sizeof(unsigned int) * values_for_query);
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return err == 0;
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}
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_X_HIDDEN Bool
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glXQueryRendererIntegerMESA(Display *dpy, int screen,
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int renderer, int attribute,
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unsigned int *value)
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{
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struct glx_screen *psc;
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if (dpy == NULL)
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return False;
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/* This probably means the caller passed the wrong display pointer or
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* screen number.
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*/
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psc = GetGLXScreenConfigs(dpy, screen);
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if (psc == NULL)
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return False;
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/* Right now only a single renderer per display / screen combination is
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* supported.
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*/
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if (renderer != 0)
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return False;
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return __glXQueryRendererInteger(psc, attribute, value);
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}
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_X_HIDDEN Bool
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glXQueryCurrentRendererIntegerMESA(int attribute, unsigned int *value)
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{
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struct glx_context *gc = __glXGetCurrentContext();
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2016-06-07 11:33:33 +01:00
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if (gc == &dummyContext)
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2013-02-16 06:35:24 +00:00
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return False;
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return __glXQueryRendererInteger(gc->psc, attribute, value);
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}
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static const char *
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__glXQueryRendererString(struct glx_screen *psc, int attribute)
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{
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const char *value;
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int err;
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/* This probably means the caller is trying to use an extension function
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* that isn't actually supported.
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*/
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if (psc->vtable->query_renderer_integer == NULL)
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return NULL;
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switch (attribute) {
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case GLX_RENDERER_VENDOR_ID_MESA:
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case GLX_RENDERER_DEVICE_ID_MESA:
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break;
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default:
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return NULL;
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}
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err = psc->vtable->query_renderer_string(psc, attribute, &value);
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return (err == 0) ? value : NULL;
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}
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_X_HIDDEN const char *
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glXQueryRendererStringMESA(Display *dpy, int screen,
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int renderer, int attribute)
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{
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struct glx_screen *psc;
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if (dpy == NULL)
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2021-08-02 22:39:27 +01:00
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return NULL;
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2013-02-16 06:35:24 +00:00
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/* This probably means the caller passed the wrong display pointer or
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* screen number.
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*/
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psc = GetGLXScreenConfigs(dpy, screen);
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if (psc == NULL)
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2021-08-02 22:39:27 +01:00
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return NULL;
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2013-02-16 06:35:24 +00:00
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/* Right now only a single renderer per display / screen combination is
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* supported.
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*/
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if (renderer != 0)
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2021-08-02 22:39:27 +01:00
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return NULL;
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2013-02-16 06:35:24 +00:00
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return __glXQueryRendererString(psc, attribute);
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}
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_X_HIDDEN const char *
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glXQueryCurrentRendererStringMESA(int attribute)
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{
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struct glx_context *gc = __glXGetCurrentContext();
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2016-06-07 11:33:33 +01:00
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if (gc == &dummyContext)
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2021-08-02 22:39:27 +01:00
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return NULL;
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2013-02-16 06:35:24 +00:00
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return __glXQueryRendererString(gc->psc, attribute);
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}
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