// license:BSD-3-Clause
// copyright-holders:Nicola Salmoria, Couriersud
/*************************************************************************
Gyruss
*************************************************************************/
#include "sound/discrete.h"
#include "screen.h"
class gyruss_state : public driver_device
{
public:
gyruss_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_subcpu(*this, "sub"),
m_audiocpu(*this, "audiocpu"),
m_audiocpu_2(*this, "audio2"),
m_discrete(*this, "discrete"),
m_colorram(*this, "colorram"),
m_videoram(*this, "videoram"),
m_spriteram(*this, "spriteram"),
m_gfxdecode(*this, "gfxdecode"),
m_screen(*this, "screen"),
m_palette(*this, "palette")
{ }
/* devices/memory pointers */
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_subcpu;
required_device<cpu_device> m_audiocpu;
required_device<cpu_device> m_audiocpu_2;
required_device<discrete_device> m_discrete;
required_shared_ptr<uint8_t> m_colorram;
required_shared_ptr<uint8_t> m_videoram;
required_shared_ptr<uint8_t> m_spriteram;
required_device<gfxdecode_device> m_gfxdecode;
required_device<screen_device> m_screen;
required_device<palette_device> m_palette;
tilemap_t *m_tilemap;
uint8_t m_master_nmi_mask;
uint8_t m_slave_irq_mask;
bool m_flipscreen;
DECLARE_WRITE8_MEMBER(gyruss_irq_clear_w);
DECLARE_WRITE8_MEMBER(gyruss_sh_irqtrigger_w);
DECLARE_WRITE8_MEMBER(gyruss_i8039_irq_w);
DECLARE_WRITE_LINE_MEMBER(master_nmi_mask_w);
DECLARE_WRITE8_MEMBER(slave_irq_mask_w);
DECLARE_WRITE_LINE_MEMBER(coin_counter_1_w);
DECLARE_WRITE_LINE_MEMBER(coin_counter_2_w);
DECLARE_WRITE8_MEMBER(gyruss_spriteram_w);
DECLARE_READ8_MEMBER(gyruss_scanline_r);
DECLARE_WRITE_LINE_MEMBER(flipscreen_w);
DECLARE_READ8_MEMBER(gyruss_portA_r);
DECLARE_WRITE8_MEMBER(gyruss_dac_w);
DECLARE_WRITE8_MEMBER(gyruss_filter0_w);
DECLARE_WRITE8_MEMBER(gyruss_filter1_w);
void init_gyruss();
TILE_GET_INFO_MEMBER(gyruss_get_tile_info);
virtual void machine_start() override;
virtual void video_start() override;
DECLARE_PALETTE_INIT(gyruss);
uint32_t screen_update_gyruss(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
DECLARE_WRITE_LINE_MEMBER(vblank_irq);
void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect );
void filter_w(address_space &space, int chip, int data );
void gyruss(machine_config &config);
void audio_cpu1_io_map(address_map &map);
void audio_cpu1_map(address_map &map);
void audio_cpu2_io_map(address_map &map);
void audio_cpu2_map(address_map &map);
void main_cpu1_map(address_map &map);
void main_cpu2_map(address_map &map);
};