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Diffstat (limited to 'src/gallium/winsys/dri/intel/intel_winsys_softpipe.c')
-rw-r--r--src/gallium/winsys/dri/intel/intel_winsys_softpipe.c81
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diff --git a/src/gallium/winsys/dri/intel/intel_winsys_softpipe.c b/src/gallium/winsys/dri/intel/intel_winsys_softpipe.c
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index 0000000000..cec3437831
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+++ b/src/gallium/winsys/dri/intel/intel_winsys_softpipe.c
@@ -0,0 +1,81 @@
+/**************************************************************************
+ *
+ * Copyright 2006 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 <keithw-at-tungstengraphics-dot-com>
+ */
+
+#include "intel_context.h"
+#include "intel_winsys.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_util.h"
+#include "pipe/p_format.h"
+#include "pipe/softpipe/sp_winsys.h"
+
+
+struct intel_softpipe_winsys {
+ struct softpipe_winsys sws;
+ struct intel_context *intel;
+};
+
+/**
+ * Return list of surface formats supported by this driver.
+ */
+static boolean
+intel_is_format_supported(struct softpipe_winsys *sws,
+ enum pipe_format format)
+{
+ switch(format) {
+ case PIPE_FORMAT_A8R8G8B8_UNORM:
+ case PIPE_FORMAT_R5G6B5_UNORM:
+ case PIPE_FORMAT_S8Z24_UNORM:
+ return TRUE;
+ default:
+ return FALSE;
+ }
+}
+
+
+/**
+ * Create rendering context which uses software rendering.
+ */
+struct pipe_context *
+intel_create_softpipe( struct intel_context *intel,
+ struct pipe_winsys *winsys )
+{
+ struct intel_softpipe_winsys *isws = CALLOC_STRUCT( intel_softpipe_winsys );
+
+ /* Fill in this struct with callbacks that softpipe will need to
+ * communicate with the window system, buffer manager, etc.
+ */
+ isws->sws.is_format_supported = intel_is_format_supported;
+ isws->intel = intel;
+
+ /* Create the softpipe context:
+ */
+ return softpipe_create( winsys, &isws->sws );
+}