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authorBrian <brian.paul@tungstengraphics.com>2008-01-21 20:53:23 -0700
committerBrian <brian.paul@tungstengraphics.com>2008-01-21 21:17:21 -0700
commit13189412d93cd7ce5863aaf21b8c91d21bd535c0 (patch)
treeeab4041fdd7f6850d1c209db4000692b02d5417c /src/mesa
parenta1799ecd82c5a04123d1f06ef7a2e18c6b719f96 (diff)
Cell: Added cell_surface.[ch] files
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/pipe/cell/ppu/Makefile1
-rw-r--r--src/mesa/pipe/cell/ppu/cell_context.c4
-rw-r--r--src/mesa/pipe/cell/ppu/cell_surface.c182
-rw-r--r--src/mesa/pipe/cell/ppu/cell_surface.h42
4 files changed, 228 insertions, 1 deletions
diff --git a/src/mesa/pipe/cell/ppu/Makefile b/src/mesa/pipe/cell/ppu/Makefile
index 33ce582143..e7f2562da7 100644
--- a/src/mesa/pipe/cell/ppu/Makefile
+++ b/src/mesa/pipe/cell/ppu/Makefile
@@ -31,6 +31,7 @@ SOURCES = \
cell_state_surface.c \
cell_state_vertex.c \
cell_spu.c \
+ cell_surface.c \
cell_texture.c \
cell_vbuf.c \
cell_winsys.c
diff --git a/src/mesa/pipe/cell/ppu/cell_context.c b/src/mesa/pipe/cell/ppu/cell_context.c
index be9336259d..1403a9b669 100644
--- a/src/mesa/pipe/cell/ppu/cell_context.c
+++ b/src/mesa/pipe/cell/ppu/cell_context.c
@@ -39,12 +39,13 @@
#include "pipe/p_winsys.h"
#include "pipe/cell/common.h"
#include "pipe/draw/draw_context.h"
+#include "cell_clear.h"
#include "cell_context.h"
#include "cell_draw_arrays.h"
#include "cell_flush.h"
#include "cell_render.h"
#include "cell_state.h"
-#include "cell_clear.h"
+#include "cell_surface.h"
#include "cell_spu.h"
#include "cell_texture.h"
#include "cell_vbuf.h"
@@ -239,6 +240,7 @@ cell_create_context(struct pipe_winsys *winsys, struct cell_winsys *cws)
cell->pipe.wait_query = cell_wait_query;
#endif
+ cell_init_surface_funcs(cell);
cell->draw = draw_create();
diff --git a/src/mesa/pipe/cell/ppu/cell_surface.c b/src/mesa/pipe/cell/ppu/cell_surface.c
new file mode 100644
index 0000000000..c8796dab43
--- /dev/null
+++ b/src/mesa/pipe/cell/ppu/cell_surface.c
@@ -0,0 +1,182 @@
+/**************************************************************************
+ *
+ * Copyright 2007 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 "pipe/p_defines.h"
+#include "pipe/p_util.h"
+#include "pipe/p_inlines.h"
+#include "pipe/p_winsys.h"
+#include "pipe/util/p_tile.h"
+#include "cell_context.h"
+#include "cell_surface.h"
+
+
+/* Upload data to a rectangular sub-region. Lots of choices how to do this:
+ *
+ * - memcpy by span to current destination
+ * - upload data as new buffer and blit
+ *
+ * Currently always memcpy.
+ */
+static void
+cell_surface_data(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ unsigned dstx, unsigned dsty,
+ const void *src, unsigned src_pitch,
+ unsigned srcx, unsigned srcy,
+ unsigned width, unsigned height)
+{
+ pipe_copy_rect(pipe_surface_map(dst),
+ dst->cpp,
+ dst->pitch,
+ dstx, dsty, width, height, src, src_pitch, srcx, srcy);
+
+ pipe_surface_unmap(dst);
+}
+
+
+static void
+cell_surface_copy(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ unsigned dstx, unsigned dsty,
+ struct pipe_surface *src,
+ unsigned srcx, unsigned srcy,
+ unsigned width, unsigned height)
+{
+ assert( dst->cpp == src->cpp );
+
+ pipe_copy_rect(pipe_surface_map(dst),
+ dst->cpp,
+ dst->pitch,
+ dstx, dsty,
+ width, height,
+ pipe_surface_map(src),
+ src->pitch,
+ srcx, srcy);
+
+ pipe_surface_unmap(src);
+ pipe_surface_unmap(dst);
+}
+
+
+static void *
+get_pointer(struct pipe_surface *dst, void *dst_map, unsigned x, unsigned y)
+{
+ return (char *)dst_map + (y * dst->pitch + x) * dst->cpp;
+}
+
+
+#define UBYTE_TO_USHORT(B) ((B) | ((B) << 8))
+
+
+/**
+ * Fill a rectangular sub-region. Need better logic about when to
+ * push buffers into AGP - will currently do so whenever possible.
+ */
+static void
+cell_surface_fill(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height, unsigned value)
+{
+ unsigned i, j;
+ void *dst_map = pipe_surface_map(dst);
+
+ assert(dst->pitch > 0);
+ assert(width <= dst->pitch);
+
+ switch (dst->cpp) {
+ case 1:
+ {
+ ubyte *row = get_pointer(dst, dst_map, dstx, dsty);
+ for (i = 0; i < height; i++) {
+ memset(row, value, width);
+ row += dst->pitch;
+ }
+ }
+ break;
+ case 2:
+ {
+ ushort *row = get_pointer(dst, dst_map, dstx, dsty);
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < width; j++)
+ row[j] = (ushort) value;
+ row += dst->pitch;
+ }
+ }
+ break;
+ case 4:
+ {
+ unsigned *row = get_pointer(dst, dst_map, dstx, dsty);
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < width; j++)
+ row[j] = value;
+ row += dst->pitch;
+ }
+ }
+ break;
+ case 8:
+ {
+ /* expand the 4-byte clear value to an 8-byte value */
+ ushort *row = (ushort *) get_pointer(dst, dst_map, dstx, dsty);
+ ushort val0 = UBYTE_TO_USHORT((value >> 0) & 0xff);
+ ushort val1 = UBYTE_TO_USHORT((value >> 8) & 0xff);
+ ushort val2 = UBYTE_TO_USHORT((value >> 16) & 0xff);
+ ushort val3 = UBYTE_TO_USHORT((value >> 24) & 0xff);
+ val0 = (val0 << 8) | val0;
+ val1 = (val1 << 8) | val1;
+ val2 = (val2 << 8) | val2;
+ val3 = (val3 << 8) | val3;
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < width; j++) {
+ row[j*4+0] = val0;
+ row[j*4+1] = val1;
+ row[j*4+2] = val2;
+ row[j*4+3] = val3;
+ }
+ row += dst->pitch * 4;
+ }
+ }
+ break;
+ default:
+ assert(0);
+ break;
+ }
+
+ pipe_surface_unmap( dst );
+}
+
+
+void
+cell_init_surface_functions(struct cell_context *cell)
+{
+ cell->pipe.get_tile = pipe_get_tile_raw;
+ cell->pipe.put_tile = pipe_put_tile_raw;
+
+ cell->pipe.surface_data = cell_surface_data;
+ cell->pipe.surface_copy = cell_surface_copy;
+ cell->pipe.surface_fill = cell_surface_fill;
+}
diff --git a/src/mesa/pipe/cell/ppu/cell_surface.h b/src/mesa/pipe/cell/ppu/cell_surface.h
new file mode 100644
index 0000000000..9e58f32944
--- /dev/null
+++ b/src/mesa/pipe/cell/ppu/cell_surface.h
@@ -0,0 +1,42 @@
+/**************************************************************************
+ *
+ * Copyright 2008 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.
+ *
+ **************************************************************************/
+
+/* Authors: Keith Whitwell <keith@tungstengraphics.com>
+ */
+
+#ifndef CELL_SURFACE_H
+#define CELL_SURFACE_H
+
+
+struct cell_context;
+
+
+extern void
+cell_init_surface_functions(struct cell_context *cell);
+
+
+#endif /* SP_SURFACE_H */