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
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
// license:BSD-3-Clause
// copyright-holders:Aaron Giles
/***************************************************************************
atarivad.h
Atari VAD video controller device.
***************************************************************************/
#ifndef MAME_VIDEO_ATARIVAD_H
#define MAME_VIDEO_ATARIVAD_H
#include "video/atarimo.h"
//**************************************************************************
// DEVICE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_ATARI_VAD_ADD(_tag, _screen, _intcb) \
MCFG_DEVICE_ADD(_tag, ATARI_VAD, 0) \
MCFG_VIDEO_SET_SCREEN(_screen) \
devcb = &downcast<atari_vad_device &>(*device).set_scanline_int_cb(DEVCB_##_intcb);
#define MCFG_ATARI_VAD_PLAYFIELD(_class, _gfxtag, _getinfo) \
{ std::string fulltag(device->tag()); fulltag.append(":playfield"); device_t *device; \
MCFG_TILEMAP_ADD(fulltag.c_str()) \
MCFG_TILEMAP_GFXDECODE(_gfxtag) \
MCFG_TILEMAP_BYTES_PER_ENTRY(2) \
MCFG_TILEMAP_INFO_CB_DEVICE(DEVICE_SELF_OWNER, _class, _getinfo) \
MCFG_TILEMAP_TILE_SIZE(8,8) \
MCFG_TILEMAP_LAYOUT_STANDARD(SCAN_COLS, 64,64) }
#define MCFG_ATARI_VAD_PLAYFIELD2(_class, _gfxtag, _getinfo) \
{ std::string fulltag(device->tag()); fulltag.append(":playfield2"); device_t *device; \
MCFG_TILEMAP_ADD(fulltag.c_str()) \
MCFG_TILEMAP_GFXDECODE(_gfxtag) \
MCFG_TILEMAP_BYTES_PER_ENTRY(2) \
MCFG_TILEMAP_INFO_CB_DEVICE(DEVICE_SELF_OWNER, _class, _getinfo) \
MCFG_TILEMAP_TILE_SIZE(8,8) \
MCFG_TILEMAP_LAYOUT_STANDARD(SCAN_COLS, 64,64) \
MCFG_TILEMAP_TRANSPARENT_PEN(0) }
#define MCFG_ATARI_VAD_ALPHA(_class, _gfxtag, _getinfo) \
{ std::string fulltag(device->tag()); fulltag.append(":alpha"); device_t *device; \
MCFG_TILEMAP_ADD(fulltag.c_str()) \
MCFG_TILEMAP_GFXDECODE(_gfxtag) \
MCFG_TILEMAP_BYTES_PER_ENTRY(2) \
MCFG_TILEMAP_INFO_CB_DEVICE(DEVICE_SELF_OWNER, _class, _getinfo) \
MCFG_TILEMAP_TILE_SIZE(8,8) \
MCFG_TILEMAP_LAYOUT_STANDARD(SCAN_ROWS, 64,32) \
MCFG_TILEMAP_TRANSPARENT_PEN(0) }
#define MCFG_ATARI_VAD_MOB(_config, _gfxtag) \
{ std::string fulltag(device->tag()); fulltag.append(":mob"); device_t *device; \
MCFG_ATARI_MOTION_OBJECTS_ADD(fulltag.c_str(), "screen", _config) \
MCFG_ATARI_MOTION_OBJECTS_GFXDECODE(_gfxtag) }
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> atari_vad_device
// device type definition
DECLARE_DEVICE_TYPE(ATARI_VAD, atari_vad_device)
class atari_vad_device : public device_t, public device_video_interface
{
public:
// construction/destruction
atari_vad_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
// configuration helpers
template<class Object> devcb_base &set_scanline_int_cb(Object &&cb) { return m_scanline_int_cb.set_callback(std::forward<Object>(cb)); }
// getters
tilemap_device &alpha() const { return *m_alpha_tilemap; }
tilemap_device &playfield() const { return *m_playfield_tilemap; }
tilemap_device &playfield2() const { return *m_playfield2_tilemap; }
atari_motion_objects_device &mob() const { return *m_mob; }
// read/write handlers
DECLARE_READ16_MEMBER(control_read);
DECLARE_WRITE16_MEMBER(control_write);
// playfield/alpha tilemap helpers
DECLARE_WRITE16_MEMBER(alpha_w);
DECLARE_WRITE16_MEMBER(playfield_upper_w);
DECLARE_WRITE16_MEMBER(playfield_latched_lsb_w);
DECLARE_WRITE16_MEMBER(playfield_latched_msb_w);
DECLARE_WRITE16_MEMBER(playfield2_latched_msb_w);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
private:
// timer IDs
enum
{
TID_SCANLINE_INT,
TID_TILEROW_UPDATE,
TID_EOF
};
// internal helpers
void internal_control_write(offs_t offset, uint16_t newword);
void update_pf_xscrolls();
void update_parameter(uint16_t newword);
void update_tilerow(emu_timer &timer, int scanline);
void eof_update(emu_timer &timer);
// configuration state
devcb_write_line m_scanline_int_cb;
// internal state
optional_device<tilemap_device> m_alpha_tilemap;
required_device<tilemap_device> m_playfield_tilemap;
optional_device<tilemap_device> m_playfield2_tilemap;
optional_device<atari_motion_objects_device> m_mob;
optional_shared_ptr<uint16_t> m_eof_data;
emu_timer * m_scanline_int_timer;
emu_timer * m_tilerow_update_timer;
emu_timer * m_eof_timer;
uint32_t m_palette_bank; // which palette bank is enabled
//uint32_t m_pf0_xscroll; // playfield 1 xscroll
uint32_t m_pf0_xscroll_raw; // playfield 1 xscroll raw value
uint32_t m_pf0_yscroll; // playfield 1 yscroll
uint32_t m_pf1_xscroll_raw; // playfield 2 xscroll raw value
uint32_t m_pf1_yscroll; // playfield 2 yscroll
uint32_t m_mo_xscroll; // sprite xscroll
uint32_t m_mo_yscroll; // sprite xscroll
uint16_t m_control[0x40/2]; // control data
};
#endif // MAME_VIDEO_ATARIVAD_H
|