summaryrefslogtreecommitdiffstatshomepage
path: root/src/emu/output.h
blob: 1f198e6795b2bce675572ba61d75c4f083bdaac1 (plain) (blame)
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
/***************************************************************************

    output.h

    General purpose output routines.

    Copyright (c) 1996-2007, Nicola Salmoria and the MAME Team.
    Visit http://mamedev.org for licensing and usage restrictions.

***************************************************************************/

#pragma once

#ifndef __OUTPUT_H__
#define __OUTPUT_H__

#include "mamecore.h"


/***************************************************************************
    TYPE DEFINITIONS
***************************************************************************/

typedef void (*output_notifier)(const char *outname, INT32 value, void *param);



/***************************************************************************
    FUNCTION PROTOTYPES
***************************************************************************/

/* core initialization */
void output_init(running_machine *machine);

/* set the value for a given output */
void output_set_value(const char *outname, INT32 value);

/* set an indexed value for an output (concatenates basename + index) */
void output_set_indexed_value(const char *basename, int index, int value);

/* return the current value for a given output */
INT32 output_get_value(const char *outname);

/* return the current value for a given indexed output */
INT32 output_get_indexed_value(const char *outname, int index);

/* set a notifier on a particular output, or globally if NULL */
void output_set_notifier(const char *outname, output_notifier callback, void *param);

/* set a notifier on a particular output, or globally if NULL */
void output_notify_all(output_notifier callback, void *param);

/* map a name to a unique ID */
UINT32 output_name_to_id(const char *outname);

/* map a unique ID back to a name */
const char *output_id_to_name(UINT32 id);



/***************************************************************************
    INLINES
***************************************************************************/

INLINE void output_set_led_value(int index, int value)
{
	output_set_indexed_value("led", index, value ? 1 : 0);
}

INLINE void output_set_lamp_value(int index, int value)
{
	output_set_indexed_value("lamp", index, value);
}

INLINE void output_set_digit_value(int index, int value)
{
	output_set_indexed_value("digit", index, value);
}


INLINE INT32 output_get_led_value(int index)
{
	return output_get_indexed_value("led", index);
}

INLINE INT32 output_get_lamp_value(int index)
{
	return output_get_indexed_value("lamp", index);
}

INLINE INT32 output_get_digit_value(int index)
{
	return output_get_indexed_value("digit", index);
}


#endif	/* __OUTPUT_H__ */