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authorKeith Whitwell <keithw@vmware.com>2010-03-09 19:15:28 +0000
committerKeith Whitwell <keithw@vmware.com>2010-03-09 19:15:28 +0000
commit9cdaadc92f7ca91d01daf5573bff2c75416ad274 (patch)
treef4f6fb3e42c2dc9448156a9b1861c8668ec20a92 /src
parent3cadd983e875ebd2ccdde5287af1dcd3abad6db8 (diff)
target-helpers: missing files
Diffstat (limited to 'src')
-rw-r--r--src/gallium/auxiliary/target-helpers/swrast_xlib.c106
-rw-r--r--src/gallium/auxiliary/target-helpers/swrast_xlib.h15
2 files changed, 121 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/target-helpers/swrast_xlib.c b/src/gallium/auxiliary/target-helpers/swrast_xlib.c
new file mode 100644
index 0000000000..bf30ff68c1
--- /dev/null
+++ b/src/gallium/auxiliary/target-helpers/swrast_xlib.c
@@ -0,0 +1,106 @@
+/**************************************************************************
+ *
+ * Copyright 2007 Tungsten Graphics, Inc., Bismarck, ND., USA
+ * 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 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
+ * THE COPYRIGHT HOLDERS, AUTHORS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ *
+ **************************************************************************/
+
+/*
+ * Authors:
+ * Keith Whitwell
+ */
+
+#include "swrast_xlib.h"
+
+#include "state_tracker/xlib_sw_winsys.h"
+#include "util/u_debug.h"
+#include "softpipe/sp_public.h"
+#include "llvmpipe/lp_public.h"
+#include "identity/id_public.h"
+#include "trace/tr_public.h"
+#include "cell/ppu/cell_public.h"
+
+
+/* Helper function to build a subset of a driver stack consisting of
+ * one of the software rasterizers (cell, llvmpipe, softpipe) and the
+ * xlib winsys.
+ *
+ * This can be called by any target that builds on top of this
+ * combination.
+ */
+struct pipe_screen *
+swrast_xlib_create_screen( Display *display )
+{
+ struct sw_winsys *winsys;
+ struct pipe_screen *screen = NULL;
+
+ /* Create the underlying winsys, which performs presents to Xlib
+ * drawables:
+ */
+ winsys = xlib_create_sw_winsys( display );
+ if (winsys == NULL)
+ return NULL;
+
+ /* Create a software rasterizer on top of that winsys:
+ */
+#if defined(GALLIUM_CELL)
+ if (screen == NULL &&
+ !debug_get_bool_option("GALLIUM_NO_CELL", FALSE))
+ screen = cell_create_screen( winsys );
+#endif
+
+#if defined(GALLIUM_LLVMPIPE)
+ if (screen == NULL &&
+ !debug_get_bool_option("GALLIUM_NO_LLVM", FALSE))
+ screen = llvmpipe_create_screen( winsys );
+#endif
+
+ if (screen == NULL)
+ screen = softpipe_create_screen( winsys );
+
+ if (screen == NULL)
+ goto fail;
+
+ /* Inject any wrapping layers we want to here:
+ */
+ if (debug_get_bool_option("GALLIUM_WRAP", FALSE)) {
+ screen = identity_screen_create(screen);
+ }
+
+ if (debug_get_bool_option("GALLIUM_TRACE", FALSE)) {
+ screen = trace_screen_create( screen );
+ }
+
+ return screen;
+
+fail:
+ if (winsys)
+ winsys->destroy( winsys );
+
+ return NULL;
+}
+
+
+
+
diff --git a/src/gallium/auxiliary/target-helpers/swrast_xlib.h b/src/gallium/auxiliary/target-helpers/swrast_xlib.h
new file mode 100644
index 0000000000..3a0f713d54
--- /dev/null
+++ b/src/gallium/auxiliary/target-helpers/swrast_xlib.h
@@ -0,0 +1,15 @@
+#ifndef SWRAST_XLIB_HELPER_H
+#define SWRAST_XLIB_HELPER_H
+
+#include <X11/Xlib.h>
+#include "pipe/p_compiler.h"
+
+/* Helper to build the xlib winsys, choose between the software
+ * rasterizers and construct the lower part of a driver stack.
+ *
+ * Just add a state tracker.
+ */
+struct pipe_screen *swrast_xlib_create_screen( Display *display );
+
+
+#endif