sound.h

Go to the documentation of this file.

/*
 * Copyright (c) 2022 Adrian "asie" Siekierka
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any damages
 * arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
 *    appreciated but is not required.
 *
 * 2. Altered source versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.
 *
 * 3. This notice may not be removed or altered from any source distribution.
 */
 
#ifndef __WF_LIBWW_SOUND_H__
#define __WF_LIBWW_SOUND_H__
 
#include "types.h"
 
void sound_init(void);
void sound_set_channel(uint8_t flags);
uint8_t sound_get_channel(void);
void sound_set_output(uint8_t flags);
uint8_t sound_get_output(void);
void sound_set_wave(uint8_t channel, const uint8_t __far* data);
void sound_set_pitch(uint8_t channel, uint16_t frequency);
uint16_t sound_get_pitch(uint8_t channel);
void sound_set_volume(uint8_t channel, uint8_t volume);
uint8_t sound_get_volume(uint8_t channel);
void sound_set_sweep(uint8_t sweep, uint8_t step_time);
void sound_set_noise(uint8_t flags);
uint8_t sound_get_noise(void);
uint16_t sound_get_random(void);
 
/* 0% volume (muted) */
#define SOUND_VOICE_MUTE 0
/* 50% volume */
#define SOUND_VOICE_HALF 2
/* 100% volume */
#define SOUND_VOICE_FULL 3
 
void sound_set_voice_volume(uint8_t left, uint8_t right);
 
uint8_t sound_get_voice_volume(void);
 
#endif /* __WF_LIBWW_SOUND_H__ */