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/*************************************************************************
Express Raider
*************************************************************************/
typedef struct _exprraid_state exprraid_state;
struct _exprraid_state
{
/* memory pointers */
UINT8 * main_ram;
UINT8 * videoram;
UINT8 * colorram;
UINT8 * spriteram;
size_t spriteram_size;
/* video-related */
tilemap *bg_tilemap, *fg_tilemap;
int bg_index[4];
/* misc */
//int coin; // used in the commented out INTERRUPT_GEN - can this be removed?
/* devices */
const device_config *maincpu;
const device_config *slave;
};
/*----------- defined in video/exprraid.c -----------*/
extern WRITE8_HANDLER( exprraid_videoram_w );
extern WRITE8_HANDLER( exprraid_colorram_w );
extern WRITE8_HANDLER( exprraid_flipscreen_w );
extern WRITE8_HANDLER( exprraid_bgselect_w );
extern WRITE8_HANDLER( exprraid_scrollx_w );
extern WRITE8_HANDLER( exprraid_scrolly_w );
extern VIDEO_START( exprraid );
extern VIDEO_UPDATE( exprraid );
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