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/*************************************************************************
Cross Pang
*************************************************************************/
class crospang_state : public driver_device
{
public:
crospang_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
/* memory pointers */
UINT16 * m_bg_videoram;
UINT16 * m_fg_videoram;
UINT16 * m_spriteram;
// UINT16 * m_paletteram; // currently this uses generic palette handling
size_t m_spriteram_size;
/* video-related */
tilemap_t *m_bg_layer;
tilemap_t *m_fg_layer;
int m_xsproff;
int m_ysproff;
int m_bestri_tilebank;
/* devices */
device_t *m_audiocpu;
};
/*----------- defined in video/crospang.c -----------*/
VIDEO_START( crospang );
SCREEN_UPDATE( crospang );
WRITE16_HANDLER ( crospang_fg_scrolly_w );
WRITE16_HANDLER ( crospang_bg_scrolly_w );
WRITE16_HANDLER ( crospang_fg_scrollx_w );
WRITE16_HANDLER ( crospang_bg_scrollx_w );
WRITE16_HANDLER ( bestri_fg_scrolly_w );
WRITE16_HANDLER ( bestri_bg_scrolly_w );
WRITE16_HANDLER ( bestri_fg_scrollx_w );
WRITE16_HANDLER ( bestri_bg_scrollx_w );
WRITE16_HANDLER ( crospang_fg_videoram_w );
WRITE16_HANDLER ( crospang_bg_videoram_w );
WRITE16_HANDLER ( bestri_tilebank_w );
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