39 lines
683 B
C
39 lines
683 B
C
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#pragma once
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#include <stdatomic.h>
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#include "util/math/rational.h"
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#include "./effect.h"
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#include "./format.h"
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typedef struct {
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jukebox_effect_t super;
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jukebox_format_t format;
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atomic_uint_least64_t elapsed;
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atomic_uint_least64_t ease_duration;
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atomic_uint_least16_t prev_amount; /* [1/1000] */
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atomic_uint_least16_t next_amount; /* [1/1000] */
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} jukebox_amp_t;
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void
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jukebox_amp_initialize(
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jukebox_amp_t* amp,
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const jukebox_format_t* format
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);
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void
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jukebox_amp_deinitialize(
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jukebox_amp_t* amp
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);
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void
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jukebox_amp_change_volume(
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jukebox_amp_t* amp,
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float amount,
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const rational_t* duration /* NULLABLE */
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);
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