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/*************************************************************************
American Speedway
*************************************************************************/
typedef struct _amspdwy_state amspdwy_state;
struct _amspdwy_state
{
/* memory pointers */
UINT8 * videoram;
UINT8 * spriteram;
UINT8 * colorram;
// UINT8 * paletteram; // currently this uses generic palette handling
size_t spriteram_size;
/* video-related */
tilemap *bg_tilemap;
int flipscreen;
/* misc */
UINT8 wheel_old[2];
UINT8 wheel_return[2];
/* devices */
const device_config *audiocpu;
};
/*----------- defined in video/amspdwy.c -----------*/
WRITE8_HANDLER( amspdwy_videoram_w );
WRITE8_HANDLER( amspdwy_colorram_w );
WRITE8_HANDLER( amspdwy_paletteram_w );
WRITE8_HANDLER( amspdwy_flipscreen_w );
VIDEO_START( amspdwy );
VIDEO_UPDATE( amspdwy );
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