src/gallium/drivers/cell/spu/spu_tile.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * All Rights Reserved.
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   9  * without limitation the rights to use, copy, modify, merge, publish,
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  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
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  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
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  26  **************************************************************************/
  27
  28 #ifndef SPU_TILE_H
  29 #define SPU_TILE_H
  30
  31
  32 #include <libmisc.h>
  33 #include <spu_mfcio.h>
  34 #include "spu_main.h"
  35 #include "cell/common.h"
  36
  37
  38
  39 extern void
  40 get_tile(uint tx, uint ty, tile_t *tile, int tag, int zBuf);
  41
  42 extern void
  43 put_tile(uint tx, uint ty, const tile_t *tile, int tag, int zBuf);
  44
  45 extern void
  46 really_clear_tiles(uint surfaceIndex);
  47
  48
  49 static INLINE void
  50 clear_c_tile(tile_t *ctile)
  51 {
  52    memset32((uint*) ctile->ui,
  53             spu.fb.color_clear_value,
  54             TILE_SIZE * TILE_SIZE);
  55 }
  56
  57
  58 static INLINE void
  59 clear_z_tile(tile_t *ztile)
  60 {
  61    if (spu.fb.zsize == 2) {
  62       memset16((ushort*) ztile->us,
  63                spu.fb.depth_clear_value,
  64                TILE_SIZE * TILE_SIZE);
  65    }
  66    else {
  67       ASSERT(spu.fb.zsize != 0);
  68       memset32((uint*) ztile->ui,
  69                spu.fb.depth_clear_value,
  70                TILE_SIZE * TILE_SIZE);
  71    }
  72 }
  73
  74
  75 #endif /* SPU_TILE_H */