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Chebyshev filters

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John Alanbrook
2022-07-08 18:54:45 +00:00
parent eb49f0fcc5
commit 7299d6d96f
7 changed files with 1408 additions and 17 deletions
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10
source/engine/sound.c
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@@ -177,7 +177,10 @@ void sound_init()
del_filter.data = &dspdel;
//first_free_bus(s600);
first_free_bus(del_filter);
struct dsp_filter wn;
wn.filter = gen_pinknoise;
//first_free_bus(wn);
/*
if (!drmp3_init_file(&mp3, "sounds/circus.mp3", NULL)) {
@@ -366,8 +369,9 @@ struct soundstream soundstream_make()
void soundstream_fillbuf(struct soundstream *s, short *buf, int n)
{
int max = s->buf.write - s->buf.read;
for (int i = 0; i < n*CHANNELS; i++) {
buf[i] = (i < max) ? cbuf_shift(&s->buf) : 0;
int lim = (max < n*CHANNELS) ? max : n*CHANNELS;
for (int i = 0; i < lim; i++) {
buf[i] = cbuf_shift(&s->buf);
}
}