ugBASIC 1.18
An isomorphic BASIC language compiler for retrocomputers
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volume_off.c
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1/*****************************************************************************
2 * ugBASIC - an isomorphic BASIC language compiler for retrocomputers *
3 *****************************************************************************
4 * Copyright 2021-2026 Marco Spedaletti (asimov@mclink.it)
5 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
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31/****************************************************************************
32 * INCLUDE SECTION
33 ****************************************************************************/
34
35#include "../../ugbc.h"
36
37/****************************************************************************
38 * CODE SECTION
39 ****************************************************************************/
40
49/* <usermanual>
50@keyword VOLUME OFF
51
52@english
53This command allows you to mute the audio.
54In general, you can mute the overall audio, or each individual voice.
55
56@italian
57Questo comando permette di silenziare l'audio generato.
58In generale è possibile silenziare l'audio complessivo, oppure quello di ogni
59singola voce.
60
61@syntax VOLUME OFF {ON #[channels]}
62
63@example VOLUME OFF
64@example VOLUME OFF ON #%001
65
66@target c16
67</usermanual> */
68void volume_off( Environment * _environment, int _channels ) {
69
70 ted_set_volume( _environment, 0, _channels );
71
72}
73
82/* <usermanual>
83@keyword VOLUME OFF
84
85@syntax VOLUME OFF {ON [channels]}
86
87@example VOLUME OFF ON voice1
88
89@target c16
90</usermanual> */
91void volume_off_var( Environment * _environment, char * _channels ) {
92
93 if ( _channels ) {
94 Variable * channels = variable_retrieve_or_define( _environment, _channels, VT_WORD, 0x07 );
95 ted_set_volume_semi_var( _environment, channels->realName, 0 );
96 } else {
97 ted_set_volume_semi_var( _environment, NULL, 0 );
98 }
99
100}
Variable * variable_retrieve_or_define(Environment *_environment, char *_name, VariableType _type, int _value)
void volume_off(Environment *_environment, int _channels)
Emit ASM code for VOLUME OFF.
Definition volume_off.c:68
void volume_off_var(Environment *_environment, char *_channels)
Emit ASM code for VOLUME OFF.
Definition volume_off.c:91
char * realName
Definition ugbc.h:982
void ted_set_volume_semi_var(Environment *_environment, char *_channel, int _volume)
Definition ted.c:2778
void ted_set_volume(Environment *_environment, int _channels, int _volume)
Definition ted.c:2371
struct _Variable Variable
Structure of a single variable.
struct _Environment Environment
Structure of compilation environment.
@ VT_WORD
Definition ugbc.h:455