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/***************************************************************************
Galivan - Cosmo Police
***************************************************************************/
class galivan_state : public driver_device
{
public:
galivan_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;
size_t m_videoram_size;
size_t m_spriteram_size;
/* video-related */
tilemap_t *m_bg_tilemap;
tilemap_t *m_tx_tilemap;
UINT16 m_scrollx;
UINT16 m_scrolly;
UINT8 m_galivan_scrollx[2],m_galivan_scrolly[2];
UINT8 m_flipscreen;
UINT8 m_write_layers;
UINT8 m_layers;
UINT8 m_ninjemak_dispdisable;
UINT8 m_shift_scroll; //youmab
UINT32 m_shift_val;
};
/*----------- defined in video/galivan.c -----------*/
WRITE8_HANDLER( galivan_scrollx_w );
WRITE8_HANDLER( galivan_scrolly_w );
WRITE8_HANDLER( galivan_videoram_w );
WRITE8_HANDLER( galivan_gfxbank_w );
WRITE8_HANDLER( ninjemak_scrollx_w );
WRITE8_HANDLER( ninjemak_scrolly_w );
WRITE8_HANDLER( ninjemak_gfxbank_w );
PALETTE_INIT( galivan );
VIDEO_START( galivan );
VIDEO_START( ninjemak );
SCREEN_UPDATE( galivan );
SCREEN_UPDATE( ninjemak );
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