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// license:BSD-3-Clause
// copyright-holders:Manuel Abadia, Ernesto Corvi, Nicola Salmoria
#include "sound/namco.h"
#include "sound/samples.h"
#include "machine/namcoio.h"
#include "screen.h"
#define MAX_STARS 250
struct star {
float x,y;
int col,set;
};
class gaplus_state : public driver_device
{
public:
enum
{
TIMER_NAMCOIO0_RUN,
TIMER_NAMCOIO1_RUN
};
enum
{
GAME_GAPLUS = 0,
GAME_GAPLUSD,
GAME_GALAGA3
};
gaplus_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_subcpu2(*this, "sub2"),
m_namco_15xx(*this, "namco"),
m_samples(*this, "samples") ,
m_gfxdecode(*this, "gfxdecode"),
m_screen(*this, "screen"),
m_palette(*this, "palette"),
m_customio_3(*this,"customio_3"),
m_videoram(*this,"videoram"),
m_spriteram(*this,"spriteram") { }
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_subcpu;
required_device<cpu_device> m_subcpu2;
required_device<namco_15xx_device> m_namco_15xx;
required_device<samples_device> m_samples;
required_device<gfxdecode_device> m_gfxdecode;
required_device<screen_device> m_screen;
required_device<palette_device> m_palette;
namco58xx_device *m_namco58xx;
namco56xx_device *m_namco56xx;
required_shared_ptr<uint8_t> m_customio_3;
required_shared_ptr<uint8_t> m_videoram;
required_shared_ptr<uint8_t> m_spriteram;
int m_type;
tilemap_t *m_bg_tilemap;
uint8_t m_starfield_control[4];
int m_total_stars;
struct star m_stars[MAX_STARS];
uint8_t m_main_irq_mask;
uint8_t m_sub_irq_mask;
uint8_t m_sub2_irq_mask;
emu_timer *m_namcoio0_run_timer;
emu_timer *m_namcoio1_run_timer;
DECLARE_WRITE8_MEMBER(irq_1_ctrl_w);
DECLARE_WRITE8_MEMBER(irq_2_ctrl_w);
DECLARE_WRITE8_MEMBER(irq_3_ctrl_w);
DECLARE_WRITE8_MEMBER(sreset_w);
DECLARE_WRITE8_MEMBER(freset_w);
DECLARE_WRITE8_MEMBER(customio_3_w);
DECLARE_READ8_MEMBER(customio_3_r);
DECLARE_WRITE8_MEMBER(videoram_w);
DECLARE_WRITE8_MEMBER(starfield_control_w);
DECLARE_WRITE8_MEMBER(out_lamps0);
DECLARE_WRITE8_MEMBER(out_lamps1);
DECLARE_DRIVER_INIT(gaplus);
DECLARE_DRIVER_INIT(gaplusd);
DECLARE_DRIVER_INIT(galaga3);
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
DECLARE_PALETTE_INIT(gaplus);
TILEMAP_MAPPER_MEMBER(tilemap_scan);
TILE_GET_INFO_MEMBER(get_tile_info);
INTERRUPT_GEN_MEMBER(vblank_main_irq);
INTERRUPT_GEN_MEMBER(gapluso_vblank_main_irq);
INTERRUPT_GEN_MEMBER(vblank_sub_irq);
INTERRUPT_GEN_MEMBER(vblank_sub2_irq);
TIMER_CALLBACK_MEMBER(namcoio0_run);
TIMER_CALLBACK_MEMBER(namcoio1_run);
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
DECLARE_WRITE_LINE_MEMBER(screen_vblank);
void starfield_init();
void starfield_render(bitmap_ind16 &bitmap);
void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect );
protected:
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
};
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