cell: use util_surface_copy/fill()
authorBrian Paul <brian.paul@tungstengraphics.com>
Thu, 4 Sep 2008 16:38:00 +0000 (10:38 -0600)
committerBrian Paul <brian.paul@tungstengraphics.com>
Thu, 4 Sep 2008 16:38:00 +0000 (10:38 -0600)
src/gallium/drivers/cell/ppu/cell_surface.c

index 995ae341d70fed8883756561907a66c509075f53..732c64082efa281c55448fe800503a8981a8068d 100644 (file)
  * 
  **************************************************************************/
 
-#include "pipe/p_defines.h"
-#include "pipe/p_inlines.h"
-#include "pipe/p_winsys.h"
-#include "util/u_memory.h"
 #include "util/u_rect.h"
-#include "util/u_tile.h"
-
 #include "cell_context.h"
-#include "cell_surface.h"
-
-
-static void
-cell_surface_copy(struct pipe_context *pipe,
-                  boolean do_flip,
-                  struct pipe_surface *dst,
-                  unsigned dstx, unsigned dsty,
-                  struct pipe_surface *src,
-                  unsigned srcx, unsigned srcy,
-                  unsigned width, unsigned height)
-{
-   assert( dst->format == src->format );
-
-   pipe_copy_rect(pipe_surface_map(dst, PIPE_BUFFER_USAGE_CPU_WRITE),
-                  &dst->block,
-                  dst->stride,
-                  dstx, dsty,
-                  width, height,
-                  pipe_surface_map(src, PIPE_BUFFER_USAGE_CPU_READ),
-                  do_flip ? -src->stride : src->stride,
-                  srcx, do_flip ? height - 1 - srcy : 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->block.height * dst->stride + x / dst->block.width * dst->block.size;
-}
-
-
-#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, PIPE_BUFFER_USAGE_CPU_WRITE);
-
-   assert(dst->stride > 0);
-
-   switch (dst->block.size) {
-   case 1:
-   case 2:
-   case 4:
-      pipe_fill_rect(dst_map, &dst->block, dst->stride, dstx, dsty, width, height, value);
-      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->stride/2;
-         }
-      }
-      break;
-   default:
-      assert(0);
-      break;
-   }
-
-   pipe_surface_unmap( dst );
-}
 
 
 void
 cell_init_surface_functions(struct cell_context *cell)
 {
-   cell->pipe.surface_copy = cell_surface_copy;
-   cell->pipe.surface_fill = cell_surface_fill;
+   cell->pipe.surface_copy = util_surface_copy;
+   cell->pipe.surface_fill = util_surface_fill;
 }