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#define PIXMAP_COLOR_BASE  (16 + 32)
#define BITMAPRAM_SIZE      0x6000


typedef struct _dogfgt_state dogfgt_state;
struct _dogfgt_state
{
	/* memory pointers */
	UINT8 *    bgvideoram;
	UINT8 *    spriteram;
	UINT8 *    sharedram;
//	UINT8 *    paletteram;	// currently this uses generic palette handling
	size_t     spriteram_size;

	/* video-related */
	bitmap_t  *pixbitmap;
	tilemap   *bg_tilemap;
	UINT8     *bitmapram;
	int       bm_plane, pixcolor;
	int       scroll[4];
	int       lastflip, lastpixcolor;

	/* sound-related */
	int       soundlatch, last_snd_ctrl;

	/* devices */
	const device_config *subcpu;
};


/*----------- defined in video/dogfgt.c -----------*/

WRITE8_HANDLER( dogfgt_plane_select_w );
READ8_HANDLER( dogfgt_bitmapram_r );
WRITE8_HANDLER( dogfgt_bitmapram_w );
WRITE8_HANDLER( dogfgt_bgvideoram_w );
WRITE8_HANDLER( dogfgt_scroll_w );
WRITE8_HANDLER( dogfgt_1800_w );

PALETTE_INIT( dogfgt );
VIDEO_START( dogfgt );
VIDEO_UPDATE( dogfgt );