spu_tile.h

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/**************************************************************************
 * 
 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
 * All Rights Reserved.
 * 
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 * 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.
 * 
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 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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#ifndef SPU_TILE_H
#define SPU_TILE_H


#include <libmisc.h>
#include <spu_mfcio.h>
#include "spu_main.h"
#include "cell/common.h"



void
get_tile(uint tx, uint ty, tile_t *tile, int tag, int zBuf);

void
put_tile(uint tx, uint ty, const tile_t *tile, int tag, int zBuf);



static INLINE void
clear_c_tile(tile_t *ctile)
{
   memset32((uint*) ctile->ui,
            spu.fb.color_clear_value,
            TILE_SIZE * TILE_SIZE);
}


static INLINE void
clear_z_tile(tile_t *ztile)
{
   if (spu.fb.zsize == 2) {
      memset16((ushort*) ztile->us,
               spu.fb.depth_clear_value,
               TILE_SIZE * TILE_SIZE);
   }
   else {
      ASSERT(spu.fb.zsize != 0);
      memset32((uint*) ztile->ui,
               spu.fb.depth_clear_value,
               TILE_SIZE * TILE_SIZE);
   }
}


#endif /* SPU_TILE_H */

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