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/***************************************************************************
Lasso and similar hardware
***************************************************************************/
class lasso_state : public driver_device
{
public:
lasso_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
/* memory pointers */
UINT8 * m_videoram;
UINT8 * m_colorram;
UINT8 * m_spriteram;
UINT8 * m_bitmap_ram; /* 0x2000 bytes for a 256 x 256 x 1 bitmap */
UINT8 * m_back_color;
UINT8 * m_chip_data;
UINT8 * m_track_scroll;
UINT8 * m_last_colors;
size_t m_spriteram_size;
/* video-related */
tilemap_t *m_bg_tilemap;
tilemap_t *m_track_tilemap;
UINT8 m_gfxbank; /* used by lasso, chameleo, wwjgtin and pinbo */
UINT8 m_track_enable; /* used by wwjgtin */
/* devices */
device_t *m_maincpu;
device_t *m_audiocpu;
device_t *m_sn_1;
device_t *m_sn_2;
};
/*----------- defined in video/lasso.c -----------*/
WRITE8_HANDLER( lasso_videoram_w );
WRITE8_HANDLER( lasso_colorram_w );
WRITE8_HANDLER( lasso_video_control_w );
WRITE8_HANDLER( wwjgtin_video_control_w );
WRITE8_HANDLER( pinbo_video_control_w );
PALETTE_INIT( lasso );
PALETTE_INIT( wwjgtin );
VIDEO_START( lasso );
VIDEO_START( wwjgtin );
VIDEO_START( pinbo );
SCREEN_UPDATE( lasso );
SCREEN_UPDATE( chameleo );
SCREEN_UPDATE( wwjgtin );
SCREEN_UPDATE( pinbo );
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