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Code Issues Releases Wiki Activity

Update Nyquist to v3.09.

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This commit is contained in:
Leland Lucius
2015-04-07 22:10:17 -05:00
parent f88b27e6d8
commit 9fb0ce5b82
358 changed files with 26327 additions and 7043 deletions
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70
lib-src/libnyquist/nyquist/tran/resoncv.c
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@@ -9,7 +9,7 @@
#include "cext.h"
#include "resoncv.h"
void resoncv_free();
void resoncv_free(snd_susp_type a_susp);
typedef struct resoncv_susp_struct {
@@ -44,8 +44,9 @@ typedef struct resoncv_susp_struct {
} resoncv_susp_node, *resoncv_susp_type;
void resoncv_ns_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
void resoncv_ns_fetch(snd_susp_type a_susp, snd_list_type snd_list)
{
resoncv_susp_type susp = (resoncv_susp_type) a_susp;
int cnt = 0; /* how many samples computed */
int togo;
int n;
@@ -86,6 +87,7 @@ void resoncv_ns_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
if (susp->terminate_cnt != UNKNOWN &&
susp->terminate_cnt <= susp->susp.current + cnt + togo) {
togo = susp->terminate_cnt - (susp->susp.current + cnt);
if (togo < 0) togo = 0; /* avoids rounding errros */
if (togo == 0) break;
}
@@ -97,6 +99,7 @@ void resoncv_ns_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
* AND cnt > 0 (we're not at the beginning of the
* output block).
*/
if (to_stop < 0) to_stop = 0; /* avoids rounding errors */
if (to_stop < togo) {
if (to_stop == 0) {
if (cnt) {
@@ -138,9 +141,9 @@ void resoncv_ns_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
c1_reg = (normalization_reg == 0 ? 1.0 :
(normalization_reg == 1 ? omc3 * sqrt(1.0 - c2_reg * c2_reg / c3t4) :
sqrt(c3p1 * c3p1 - c2_reg * c2_reg) * omc3 / c3p1)) * scale1_reg;
{ double y0 = c1_reg * *s1_ptr_reg++ + c2_reg * y1_reg - c3co_reg * y2_reg;
*out_ptr_reg++ = (sample_type) y0;
y2_reg = y1_reg; y1_reg = y0; };
{ double y0 = c1_reg * *s1_ptr_reg++ + c2_reg * y1_reg - c3co_reg * y2_reg;
*out_ptr_reg++ = (sample_type) y0;
y2_reg = y1_reg; y1_reg = y0; };
} while (--n); /* inner loop */
susp->y1 = y1_reg;
@@ -171,8 +174,9 @@ void resoncv_ns_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
} /* resoncv_ns_fetch */
void resoncv_ni_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
void resoncv_ni_fetch(snd_susp_type a_susp, snd_list_type snd_list)
{
resoncv_susp_type susp = (resoncv_susp_type) a_susp;
int cnt = 0; /* how many samples computed */
int togo;
int n;
@@ -228,6 +232,7 @@ void resoncv_ni_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
if (susp->terminate_cnt != UNKNOWN &&
susp->terminate_cnt <= susp->susp.current + cnt + togo) {
togo = susp->terminate_cnt - (susp->susp.current + cnt);
if (togo < 0) togo = 0; /* avoids rounding errros */
if (togo == 0) break;
}
@@ -239,6 +244,7 @@ void resoncv_ni_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
* AND cnt > 0 (we're not at the beginning of the
* output block).
*/
if (to_stop < 0) to_stop = 0; /* avoids rounding errors */
if (to_stop < togo) {
if (to_stop == 0) {
if (cnt) {
@@ -281,18 +287,18 @@ void resoncv_ni_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
bw_pHaSe_ReG -= 1.0;
susp_check_term_samples_break(bw, bw_ptr, bw_cnt, bw_x1_sample_reg);
bw_x1_sample_reg = susp_current_sample(bw, bw_ptr);
c3co_reg = susp->c3co = exp(bw_x1_sample_reg);
c3co_reg = exp(bw_x1_sample_reg);
c3p1 = c3co_reg + 1.0;
c3t4 = c3co_reg * 4.0;
omc3 = 1.0 - c3co_reg;
c2_reg = susp->c2 = c3t4 * coshz_reg / c3p1;
c1_reg = susp->c1 = (normalization_reg == 0 ? 1.0 :
c2_reg = c3t4 * coshz_reg / c3p1;
c1_reg = (normalization_reg == 0 ? 1.0 :
(normalization_reg == 1 ? omc3 * sqrt(1.0 - c2_reg * c2_reg / c3t4) :
sqrt(c3p1 * c3p1 - c2_reg * c2_reg) * omc3 / c3p1)) * scale1_reg;
}
{ double y0 = c1_reg * *s1_ptr_reg++ + c2_reg * y1_reg - c3co_reg * y2_reg;
*out_ptr_reg++ = (sample_type) y0;
y2_reg = y1_reg; y1_reg = y0; };
{ double y0 = c1_reg * *s1_ptr_reg++ + c2_reg * y1_reg - c3co_reg * y2_reg;
*out_ptr_reg++ = (sample_type) y0;
y2_reg = y1_reg; y1_reg = y0; };
bw_pHaSe_ReG += bw_pHaSe_iNcR_rEg;
} while (--n); /* inner loop */
@@ -324,8 +330,9 @@ void resoncv_ni_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
} /* resoncv_ni_fetch */
void resoncv_nr_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
void resoncv_nr_fetch(snd_susp_type a_susp, snd_list_type snd_list)
{
resoncv_susp_type susp = (resoncv_susp_type) a_susp;
int cnt = 0; /* how many samples computed */
sample_type bw_val;
int togo;
@@ -392,6 +399,7 @@ void resoncv_nr_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
if (susp->terminate_cnt != UNKNOWN &&
susp->terminate_cnt <= susp->susp.current + cnt + togo) {
togo = susp->terminate_cnt - (susp->susp.current + cnt);
if (togo < 0) togo = 0; /* avoids rounding errros */
if (togo == 0) break;
}
@@ -403,6 +411,7 @@ void resoncv_nr_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
* AND cnt > 0 (we're not at the beginning of the
* output block).
*/
if (to_stop < 0) to_stop = 0; /* avoids rounding errors */
if (to_stop < togo) {
if (to_stop == 0) {
if (cnt) {
@@ -432,9 +441,9 @@ void resoncv_nr_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
s1_ptr_reg = susp->s1_ptr;
out_ptr_reg = out_ptr;
if (n) do { /* the inner sample computation loop */
{ double y0 = c1_reg * *s1_ptr_reg++ + c2_reg * y1_reg - c3co_reg * y2_reg;
*out_ptr_reg++ = (sample_type) y0;
y2_reg = y1_reg; y1_reg = y0; };
{ double y0 = c1_reg * *s1_ptr_reg++ + c2_reg * y1_reg - c3co_reg * y2_reg;
*out_ptr_reg++ = (sample_type) y0;
y2_reg = y1_reg; y1_reg = y0; };
} while (--n); /* inner loop */
susp->y1 = y1_reg;
@@ -464,11 +473,9 @@ void resoncv_nr_fetch(register resoncv_susp_type susp, snd_list_type snd_list)
} /* resoncv_nr_fetch */
void resoncv_toss_fetch(susp, snd_list)
register resoncv_susp_type susp;
snd_list_type snd_list;
{
long final_count = susp->susp.toss_cnt;
void resoncv_toss_fetch(snd_susp_type a_susp, snd_list_type snd_list)
{
resoncv_susp_type susp = (resoncv_susp_type) a_susp;
time_type final_time = susp->susp.t0;
long n;
@@ -491,27 +498,30 @@ void resoncv_toss_fetch(susp, snd_list)
susp->bw_ptr += n;
susp_took(bw_cnt, n);
susp->susp.fetch = susp->susp.keep_fetch;
(*(susp->susp.fetch))(susp, snd_list);
(*(susp->susp.fetch))(a_susp, snd_list);
}
void resoncv_mark(resoncv_susp_type susp)
void resoncv_mark(snd_susp_type a_susp)
{
resoncv_susp_type susp = (resoncv_susp_type) a_susp;
sound_xlmark(susp->s1);
sound_xlmark(susp->bw);
}
void resoncv_free(resoncv_susp_type susp)
void resoncv_free(snd_susp_type a_susp)
{
resoncv_susp_type susp = (resoncv_susp_type) a_susp;
sound_unref(susp->s1);
sound_unref(susp->bw);
ffree_generic(susp, sizeof(resoncv_susp_node), "resoncv_free");
}
void resoncv_print_tree(resoncv_susp_type susp, int n)
void resoncv_print_tree(snd_susp_type a_susp, int n)
{
resoncv_susp_type susp = (resoncv_susp_type) a_susp;
indent(n);
stdputstr("s1:");
sound_print_tree_1(susp->s1, n);
@@ -541,6 +551,12 @@ sound_type snd_make_resoncv(sound_type s1, double hz, sound_type bw, int normali
susp->y2 = 0.0;
bw->scale = (sample_type) (bw->scale * (-PI2 / s1->sr));
/* make sure no sample rate is too high */
if (bw->sr > sr) {
sound_unref(bw);
snd_badsr();
}
/* select a susp fn based on sample rates */
interp_desc = (interp_desc << 2) + interp_style(s1, sr);
interp_desc = (interp_desc << 2) + interp_style(bw, sr);
@@ -565,8 +581,8 @@ sound_type snd_make_resoncv(sound_type s1, double hz, sound_type bw, int normali
/* how many samples to toss before t0: */
susp->susp.toss_cnt = (long) ((t0 - t0_min) * sr + 0.5);
if (susp->susp.toss_cnt > 0) {
susp->susp.keep_fetch = susp->susp.fetch;
susp->susp.fetch = resoncv_toss_fetch;
susp->susp.keep_fetch = susp->susp.fetch;
susp->susp.fetch = resoncv_toss_fetch;
}
/* initialize susp state */