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
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
|
/***************************************************************************
disound.h
Device sound interfaces.
****************************************************************************
Copyright Aaron Giles
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
* Neither the name 'MAME' nor the names of its contributors may be
used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
***************************************************************************/
#pragma once
#ifndef __EMU_H__
#error Dont include this file directly; include emu.h instead.
#endif
#ifndef __DISOUND_H__
#define __DISOUND_H__
//**************************************************************************
// CONSTANTS
//**************************************************************************
const int MAX_OUTPUTS = 4095; // maximum number of outputs a sound chip can support
const int ALL_OUTPUTS = MAX_OUTPUTS; // special value indicating all outputs for the current chip
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MDRV_SOUND_ADD(_tag, _type, _clock) \
MDRV_DEVICE_ADD(_tag, SOUND_##_type, _clock) \
#define MDRV_SOUND_MODIFY(_tag) \
MDRV_DEVICE_MODIFY(_tag)
#define MDRV_SOUND_CLOCK(_clock) \
MDRV_DEVICE_CLOCK(_clock)
#define MDRV_SOUND_REPLACE(_tag, _type, _clock) \
MDRV_DEVICE_REPLACE(_tag, SOUND_##_type, _clock)
#define MDRV_SOUND_CONFIG(_config) \
MDRV_DEVICE_CONFIG(_config)
#define MDRV_SOUND_ROUTE_EX(_output, _target, _gain, _input) \
TOKEN_UINT64_PACK4(MCONFIG_TOKEN_DISOUND_ROUTE, 8, _output, 12, _input, 12, ((float)(_gain) * (float)(1 << 24)), 32), \
TOKEN_PTR(stringptr, _target),
#define MDRV_SOUND_ROUTE(_output, _target, _gain) \
MDRV_SOUND_ROUTE_EX(_output, _target, _gain, 0)
#define MDRV_SOUND_ROUTES_RESET() \
TOKEN_UINT32_PACK1(MCONFIG_TOKEN_DISOUND_RESET, 8),
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class sound_stream;
// ======================> device_config_sound_interface
// device_config_sound_interface represents configuration information for a sound device
class device_config_sound_interface : public device_config_interface
{
public:
// construction/destruction
device_config_sound_interface(const machine_config &mconfig, device_config &devconfig);
virtual ~device_config_sound_interface();
class sound_route
{
public:
sound_route(int output, int input, float gain, const char *target);
sound_route * m_next; // pointer to next route
UINT32 m_output; // output index, or ALL_OUTPUTS
UINT32 m_input; // target input index
float m_gain; // gain
const char * m_target; // target tag
};
sound_route * m_route_list; // list of sound routes
protected:
// optional operation overrides
virtual bool interface_process_token(UINT32 entrytype, const machine_config_token *&tokens);
virtual bool interface_validity_check(const game_driver &driver) const;
void reset_routes();
};
// ======================> device_sound_interface
class device_sound_interface : public device_interface
{
public:
// construction/destruction
device_sound_interface(running_machine &machine, const device_config &config, device_t &device);
virtual ~device_sound_interface();
// configuration access
const device_config_sound_interface &sound_config() const { return m_sound_config; }
protected:
// optional operation overrides
virtual void interface_post_start();
struct sound_output
{
sound_stream * stream; // associated stream
int output; // output number
};
int m_outputs; // number of outputs from this instance
sound_output m_output[MAX_OUTPUTS]; // array of output information
const device_config_sound_interface &m_sound_config;
};
#endif /* __DISOUND_H__ */
|