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// license:BSD-3-Clause
// copyright-holders:Fabio Priuli, Acho A. Tang, R. Belmont
#ifndef MAME_VIDEO_K053251_H
#define MAME_VIDEO_K053251_H
class k053251_device : public device_t
{
public:
enum
{
CI0 = 0,
CI1,
CI2,
CI3,
CI4
};
k053251_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
/*
Note: k053251_w() automatically does a ALL_TILEMAPS->mark_all_dirty()
when some palette index changes. If ALL_TILEMAPS is too expensive, use
k053251_set_tilemaps() to indicate which tilemap is associated with each index.
*/
DECLARE_WRITE8_MEMBER( write );
DECLARE_WRITE16_MEMBER( lsb_w );
DECLARE_WRITE16_MEMBER( msb_w );
int get_priority(int ci);
int get_palette_index(int ci);
int get_tmap_dirty(int tmap_num);
void set_tmap_dirty(int tmap_num, int data);
DECLARE_READ16_MEMBER( lsb_r ); // PCU1
DECLARE_READ16_MEMBER( msb_r ); // PCU1
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
private:
// internal state
int m_dirty_tmap[5];
uint8_t m_ram[16];
int m_tilemaps_set;
int m_palette_index[5];
void reset_indexes();
};
DECLARE_DEVICE_TYPE(K053251, k053251_device)
#define MCFG_K053251_ADD(_tag) \
MCFG_DEVICE_ADD(_tag, K053251, 0)
#endif // MAME_VIDEO_K053251_H
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