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Diffstat (limited to 'src/gallium/drivers/nv40/nv40_surface.c')
-rw-r--r--src/gallium/drivers/nv40/nv40_surface.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv40/nv40_surface.c b/src/gallium/drivers/nv40/nv40_surface.c
new file mode 100644
index 0000000000..c4a5fb20d9
--- /dev/null
+++ b/src/gallium/drivers/nv40/nv40_surface.c
@@ -0,0 +1,72 @@
+
+/**************************************************************************
+ *
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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 "nv40_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/internal/p_winsys_screen.h"
+#include "pipe/p_inlines.h"
+#include "util/u_tile.h"
+
+static void
+nv40_surface_copy(struct pipe_context *pipe, boolean do_flip,
+ struct pipe_surface *dest, unsigned destx, unsigned desty,
+ struct pipe_surface *src, unsigned srcx, unsigned srcy,
+ unsigned width, unsigned height)
+{
+ struct nv40_context *nv40 = nv40_context(pipe);
+ struct nv04_surface_2d *eng2d = nv40->screen->eng2d;
+
+ if (do_flip) {
+ desty += height;
+ while (height--) {
+ eng2d->copy(eng2d, dest, destx, desty--, src,
+ srcx, srcy++, width, 1);
+ }
+ return;
+ }
+
+ eng2d->copy(eng2d, dest, destx, desty, src, srcx, srcy, width, height);
+}
+
+static void
+nv40_surface_fill(struct pipe_context *pipe, struct pipe_surface *dest,
+ unsigned destx, unsigned desty, unsigned width,
+ unsigned height, unsigned value)
+{
+ struct nv40_context *nv40 = nv40_context(pipe);
+ struct nv04_surface_2d *eng2d = nv40->screen->eng2d;
+
+ eng2d->fill(eng2d, dest, destx, desty, width, height, value);
+}
+
+void
+nv40_init_surface_functions(struct nv40_context *nv40)
+{
+ nv40->pipe.surface_copy = nv40_surface_copy;
+ nv40->pipe.surface_fill = nv40_surface_fill;
+}