1 files changed, 107 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/pipe-loader/pipe_loader_sw.c b/src/gallium/auxiliary/pipe-loader/pipe_loader_sw.c
new file mode 100644
index 0000000..c2b78c6
--- /dev/null
+++ b/src/gallium/auxiliary/pipe-loader/pipe_loader_sw.c
@@ -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
+};