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/***************************************************************************
Blockout
***************************************************************************/
class blockout_state : public driver_device
{
public:
blockout_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_videoram(*this, "videoram"),
m_frontvideoram(*this, "frontvideoram"),
m_paletteram(*this, "paletteram"),
m_maincpu(*this, "maincpu"),
m_audiocpu(*this, "audiocpu"){ }
/* memory pointers */
required_shared_ptr<UINT16> m_videoram;
required_shared_ptr<UINT16> m_frontvideoram;
required_shared_ptr<UINT16> m_paletteram;
/* video-related */
bitmap_ind16 m_tmpbitmap;
UINT16 m_color;
/* devices */
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_audiocpu;
DECLARE_WRITE_LINE_MEMBER(irq_handler);
DECLARE_WRITE16_MEMBER(blockout_sound_command_w);
DECLARE_WRITE16_MEMBER(blockout_irq6_ack_w);
DECLARE_WRITE16_MEMBER(blockout_irq5_ack_w);
DECLARE_WRITE16_MEMBER(blockout_paletteram_w);
DECLARE_WRITE16_MEMBER(blockout_frontcolor_w);
DECLARE_WRITE16_MEMBER(blockout_videoram_w);
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
UINT32 screen_update_blockout(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_DEVICE_CALLBACK_MEMBER(blockout_scanline);
void setcolor( int color, int rgb );
void update_pixels( int x, int y );
};
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