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/****************************************************************************
* Copyright (C) 2016 Intel Corporation. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
***************************************************************************/
#include "util/u_cpu_detect.h"
#include "util/u_dl.h"
#include "swr_public.h"
#include "pipe/p_screen.h"
#include <stdio.h>
typedef pipe_screen *(*screen_create_proc)(struct sw_winsys *winsys);
struct pipe_screen *
swr_create_screen(struct sw_winsys *winsys)
{
char filename[256];
fprintf(stderr, "SWR detected ");
util_dl_library *pLibrary = nullptr;
util_cpu_detect();
if (util_cpu_caps.has_avx2) {
fprintf(stderr, "AVX2\n");
sprintf(filename, "%s%s%s", UTIL_DL_PREFIX, "swrAVX2", UTIL_DL_EXT);
} else if (util_cpu_caps.has_avx) {
fprintf(stderr, "AVX\n");
sprintf(filename, "%s%s%s", UTIL_DL_PREFIX, "swrAVX", UTIL_DL_EXT);
} else {
fprintf(stderr, "no AVX/AVX2 support. Aborting!\n");
exit(-1);
}
pLibrary = util_dl_open(filename);
if (!pLibrary) {
fprintf(stderr, "SWR library load failure: %s\n", util_dl_error());
exit(-1);
}
util_dl_proc pScreenProc = util_dl_get_proc_address(pLibrary, "swr_create_screen_internal");
if (!pScreenProc) {
fprintf(stderr, "SWR library search failure: %s\n", util_dl_error());
exit(-1);
}
screen_create_proc pScreenCreate = (screen_create_proc)pScreenProc;
return pScreenCreate(winsys);
}
#ifdef _WIN32
// swap function called from libl_gdi.c
void
swr_gdi_swap(struct pipe_screen *screen,
struct pipe_resource *res,
void *hDC)
{
screen->flush_frontbuffer(screen,
res,
0, 0,
hDC,
NULL);
}
#endif /* _WIN32 */
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