| 0,0 → 1,107 |
|---|
| /************************************************************************** |
| * |
| * Copyright 2012 Francisco Jerez |
| * 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, sub license, 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 NON-INFRINGEMENT. |
| * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 "pipe_loader_priv.h" |
| |
| #include "util/u_memory.h" |
| #include "util/u_dl.h" |
| #include "sw/null/null_sw_winsys.h" |
| #include "target-helpers/inline_sw_helper.h" |
| #include "state_tracker/xlib_sw_winsys.h" |
| |
| struct pipe_loader_sw_device { |
| struct pipe_loader_device base; |
| struct util_dl_library *lib; |
| struct sw_winsys *ws; |
| }; |
| |
| #define pipe_loader_sw_device(dev) ((struct pipe_loader_sw_device *)dev) |
| |
| static struct pipe_loader_ops pipe_loader_sw_ops; |
| |
| static struct sw_winsys *(*backends[])() = { |
| #ifdef HAVE_WINSYS_XLIB |
| x11_sw_create, |
| #endif |
| null_sw_create |
| }; |
| |
| int |
| pipe_loader_sw_probe(struct pipe_loader_device **devs, int ndev) |
| { |
| int i; |
| |
| for (i = 0; i < Elements(backends); i++) { |
| if (i < ndev) { |
| struct pipe_loader_sw_device *sdev = CALLOC_STRUCT(pipe_loader_sw_device); |
| |
| sdev->base.type = PIPE_LOADER_DEVICE_SOFTWARE; |
| sdev->base.driver_name = "swrast"; |
| sdev->base.ops = &pipe_loader_sw_ops; |
| sdev->ws = backends[i](); |
| devs[i] = &sdev->base; |
| } |
| } |
| |
| return i; |
| } |
| |
| static void |
| pipe_loader_sw_release(struct pipe_loader_device **dev) |
| { |
| struct pipe_loader_sw_device *sdev = pipe_loader_sw_device(*dev); |
| |
| if (sdev->lib) |
| util_dl_close(sdev->lib); |
| |
| FREE(sdev); |
| *dev = NULL; |
| } |
| |
| static struct pipe_screen * |
| pipe_loader_sw_create_screen(struct pipe_loader_device *dev, |
| const char *library_paths) |
| { |
| struct pipe_loader_sw_device *sdev = pipe_loader_sw_device(dev); |
| struct pipe_screen *(*init)(struct sw_winsys *); |
| |
| if (!sdev->lib) |
| sdev->lib = pipe_loader_find_module(dev, library_paths); |
| if (!sdev->lib) |
| return NULL; |
| |
| init = (void *)util_dl_get_proc_address(sdev->lib, "swrast_create_screen"); |
| if (!init) |
| return NULL; |
| |
| return init(sdev->ws); |
| } |
| |
| static struct pipe_loader_ops pipe_loader_sw_ops = { |
| .create_screen = pipe_loader_sw_create_screen, |
| .release = pipe_loader_sw_release |
| }; |