210 lines
6.8 KiB
C
210 lines
6.8 KiB
C
/*
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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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#if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL)
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#include "glxclient.h"
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#include "glx_error.h"
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#include "GL/internal/dri_interface.h"
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#include "dri2_priv.h"
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#if defined(HAVE_DRI3)
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#include "dri3_priv.h"
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#endif
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#include "drisw_priv.h"
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#define __RENDERER(attrib) \
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{ GLX_RENDERER_##attrib##_MESA, __DRI2_RENDERER_##attrib }
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static const struct {
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unsigned int glx_attrib, dri2_attrib;
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} query_renderer_map[] = {
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__RENDERER(VENDOR_ID),
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__RENDERER(DEVICE_ID),
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__RENDERER(VERSION),
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__RENDERER(ACCELERATED),
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__RENDERER(VIDEO_MEMORY),
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__RENDERER(UNIFIED_MEMORY_ARCHITECTURE),
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__RENDERER(PREFERRED_PROFILE),
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__RENDERER(OPENGL_CORE_PROFILE_VERSION),
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__RENDERER(OPENGL_COMPATIBILITY_PROFILE_VERSION),
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__RENDERER(OPENGL_ES_PROFILE_VERSION),
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__RENDERER(OPENGL_ES2_PROFILE_VERSION),
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};
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#undef __RENDERER
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static int
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dri2_convert_glx_query_renderer_attribs(int attribute)
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{
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unsigned i;
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for (i = 0; i < ARRAY_SIZE(query_renderer_map); i++)
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if (query_renderer_map[i].glx_attrib == attribute)
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return query_renderer_map[i].dri2_attrib;
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return -1;
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}
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/* Convert internal dri context profile bits into GLX context profile bits */
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static inline void
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dri_convert_context_profile_bits(int attribute, unsigned int *value)
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{
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if (attribute == GLX_RENDERER_PREFERRED_PROFILE_MESA) {
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if (value[0] == (1U << __DRI_API_OPENGL_CORE))
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value[0] = GLX_CONTEXT_CORE_PROFILE_BIT_ARB;
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else if (value[0] == (1U << __DRI_API_OPENGL))
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value[0] = GLX_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB;
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}
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}
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_X_HIDDEN int
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dri2_query_renderer_integer(struct glx_screen *base, int attribute,
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unsigned int *value)
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{
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int ret;
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struct dri2_screen *const psc = (struct dri2_screen *) base;
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/* Even though there are invalid values (and
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* dri2_convert_glx_query_renderer_attribs may return -1), the higher level
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* GLX code is required to perform the filtering. Assume that we got a
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* good value.
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*/
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const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
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if (psc->rendererQuery == NULL)
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return -1;
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ret = psc->rendererQuery->queryInteger(psc->driScreen, dri_attribute,
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value);
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dri_convert_context_profile_bits(attribute, value);
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return ret;
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}
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_X_HIDDEN int
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dri2_query_renderer_string(struct glx_screen *base, int attribute,
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const char **value)
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{
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struct dri2_screen *const psc = (struct dri2_screen *) base;
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/* Even though queryString only accepts a subset of the possible GLX
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* queries, the higher level GLX code is required to perform the filtering.
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* Assume that we got a good value.
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*/
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const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
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if (psc->rendererQuery == NULL)
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return -1;
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return psc->rendererQuery->queryString(psc->driScreen, dri_attribute, value);
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}
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#if defined(HAVE_DRI3)
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_X_HIDDEN int
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dri3_query_renderer_integer(struct glx_screen *base, int attribute,
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unsigned int *value)
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{
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int ret;
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struct dri3_screen *const psc = (struct dri3_screen *) base;
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/* Even though there are invalid values (and
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* dri2_convert_glx_query_renderer_attribs may return -1), the higher level
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* GLX code is required to perform the filtering. Assume that we got a
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* good value.
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*/
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const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
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if (psc->rendererQuery == NULL)
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return -1;
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ret = psc->rendererQuery->queryInteger(psc->driScreen, dri_attribute,
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value);
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dri_convert_context_profile_bits(attribute, value);
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return ret;
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}
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_X_HIDDEN int
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dri3_query_renderer_string(struct glx_screen *base, int attribute,
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const char **value)
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{
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struct dri3_screen *const psc = (struct dri3_screen *) base;
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/* Even though queryString only accepts a subset of the possible GLX
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* queries, the higher level GLX code is required to perform the filtering.
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* Assume that we got a good value.
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*/
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const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
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if (psc->rendererQuery == NULL)
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return -1;
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return psc->rendererQuery->queryString(psc->driScreen, dri_attribute, value);
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}
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#endif /* HAVE_DRI3 */
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_X_HIDDEN int
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drisw_query_renderer_integer(struct glx_screen *base, int attribute,
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unsigned int *value)
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{
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int ret;
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struct drisw_screen *const psc = (struct drisw_screen *) base;
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/* Even though there are invalid values (and
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* dri2_convert_glx_query_renderer_attribs may return -1), the higher level
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* GLX code is required to perform the filtering. Assume that we got a
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* good value.
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*/
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const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
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if (psc->rendererQuery == NULL)
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return -1;
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ret = psc->rendererQuery->queryInteger(psc->driScreen, dri_attribute,
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value);
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dri_convert_context_profile_bits(attribute, value);
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return ret;
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}
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_X_HIDDEN int
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drisw_query_renderer_string(struct glx_screen *base, int attribute,
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const char **value)
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{
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struct drisw_screen *const psc = (struct drisw_screen *) base;
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/* Even though queryString only accepts a subset of the possible GLX
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* queries, the higher level GLX code is required to perform the filtering.
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* Assume that we got a good value.
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*/
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const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
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if (psc->rendererQuery == NULL)
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return -1;
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return psc->rendererQuery->queryString(psc->driScreen, dri_attribute, value);
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}
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#endif /* GLX_DIRECT_RENDERING */
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