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/**************************************************************************
*
* 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.
*
**************************************************************************/
#ifndef SPU_TILE_H
#define SPU_TILE_H
#include <libmisc.h>
#include <spu_mfcio.h>
#include "spu_main.h"
#include "pipe/cell/common.h"
#define MAX_WIDTH 1024
#define MAX_HEIGHT 1024
typedef union {
ushort us[TILE_SIZE][TILE_SIZE];
uint ui[TILE_SIZE][TILE_SIZE];
vector unsigned short us8[TILE_SIZE/2][TILE_SIZE/4];
vector unsigned int ui4[TILE_SIZE/2][TILE_SIZE/2];
} tile_t;
extern tile_t ctile ALIGN16_ATTRIB;
extern tile_t ztile ALIGN16_ATTRIB;
#define TILE_STATUS_CLEAR 1
#define TILE_STATUS_DEFINED 2 /**< defined in FB, but not in local store */
#define TILE_STATUS_CLEAN 3 /**< in local store, but not changed */
#define TILE_STATUS_DIRTY 4 /**< modified locally, but not put back yet */
#define TILE_STATUS_GETTING 5 /**< mfc_get() called but not yet arrived */
extern ubyte tile_status[MAX_HEIGHT/TILE_SIZE][MAX_WIDTH/TILE_SIZE] ALIGN16_ATTRIB;
extern ubyte tile_status_z[MAX_HEIGHT/TILE_SIZE][MAX_WIDTH/TILE_SIZE] ALIGN16_ATTRIB;
extern ubyte cur_tile_status_c, cur_tile_status_z;
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.depth_format == PIPE_FORMAT_Z16_UNORM) {
memset16((ushort*) ztile->us,
spu.fb.depth_clear_value,
TILE_SIZE * TILE_SIZE);
}
else {
ASSERT(spu.fb.depth_format == PIPE_FORMAT_Z32_UNORM);
memset32((uint*) ztile->ui,
spu.fb.depth_clear_value,
TILE_SIZE * TILE_SIZE);
}
}
#endif /* SPU_TILE_H */
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