1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
// license:BSD-3-Clause
// copyright-holders:Frank Palazzolo
/****************************************************************************
Sega "Space Tactics" Driver
Frank Palazzolo (palazzol@home.com)
****************************************************************************/
class stactics_state : public driver_device
{
public:
stactics_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_palette_val(*this, "paletteram"),
m_motor_on(*this, "motor_on"),
m_lamps(*this, "lamps"),
m_display_buffer(*this, "display_buffer"),
m_videoram_b(*this, "videoram_b"),
m_videoram_d(*this, "videoram_d"),
m_videoram_e(*this, "videoram_e"),
m_videoram_f(*this, "videoram_f") { }
required_device<cpu_device> m_maincpu;
required_shared_ptr<UINT8> m_palette_val;
required_shared_ptr<UINT8> m_motor_on;
required_shared_ptr<UINT8> m_lamps;
required_shared_ptr<UINT8> m_display_buffer;
required_shared_ptr<UINT8> m_videoram_b;
required_shared_ptr<UINT8> m_videoram_d;
required_shared_ptr<UINT8> m_videoram_e;
required_shared_ptr<UINT8> m_videoram_f;
/* machine state */
int m_vert_pos;
int m_horiz_pos;
/* video state */
UINT8 m_y_scroll_d;
UINT8 m_y_scroll_e;
UINT8 m_y_scroll_f;
UINT8 m_frame_count;
UINT8 m_shot_standby;
UINT8 m_shot_arrive;
UINT16 m_beam_state;
UINT16 m_old_beam_state;
UINT16 m_beam_states_per_frame;
DECLARE_READ8_MEMBER(vert_pos_r);
DECLARE_READ8_MEMBER(horiz_pos_r);
DECLARE_WRITE8_MEMBER(coinlockout_w);
DECLARE_WRITE8_MEMBER(scroll_ram_w);
DECLARE_WRITE8_MEMBER(speed_latch_w);
DECLARE_WRITE8_MEMBER(shot_trigger_w);
DECLARE_WRITE8_MEMBER(shot_flag_clear_w);
DECLARE_CUSTOM_INPUT_MEMBER(get_frame_count_d3);
DECLARE_CUSTOM_INPUT_MEMBER(get_shot_standby);
DECLARE_CUSTOM_INPUT_MEMBER(get_not_shot_arrive);
DECLARE_CUSTOM_INPUT_MEMBER(get_motor_not_ready);
DECLARE_CUSTOM_INPUT_MEMBER(get_rng);
INTERRUPT_GEN_MEMBER(interrupt);
virtual void machine_start() override;
virtual void video_start() override;
DECLARE_PALETTE_INIT(stactics);
UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void update_beam();
inline int get_pixel_on_plane(UINT8 *videoram, UINT8 y, UINT8 x, UINT8 y_scroll);
void draw_background(bitmap_ind16 &bitmap, const rectangle &cliprect);
void set_indicator_leds(int data, const char *output_name, int base_index);
void update_artwork();
void move_motor();
};
/*----------- defined in video/stactics.c -----------*/
MACHINE_CONFIG_EXTERN( stactics_video );
|