diff options
| author | Cyrille Henry <nusmuk@users.sourceforge.net> | 2008-06-27 09:59:50 +0000 |
|---|---|---|
| committer | Cyrille Henry <nusmuk@users.sourceforge.net> | 2008-06-27 09:59:50 +0000 |
| commit | 942ebc2400c2bf910f0c7a71cb2165365962b498 (patch) | |
| tree | f18716f2eb9ac397197dd40b651c0d3629e38777 | |
| parent | 7db9cddd23589b0fb92c256acc03c989e1ede35d (diff) | |
svn path=/trunk/externals/nusmuk/; revision=10114
| -rw-r--r-- | tab/tabosc4aa~.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/tab/tabosc4aa~.c b/tab/tabosc4aa~.c index 8ebf5b8..fece19f 100644 --- a/tab/tabosc4aa~.c +++ b/tab/tabosc4aa~.c @@ -143,13 +143,13 @@ static t_int *tabosc4aa_tilde_perform(t_int *w) #if 1 while (n--) { - t_sample frac, a, b, c, d, cminusb, temp, filter_out; + t_sample frac, a, b, c, d, cminusb, temp, sum, filter_out; - temp = 0; - for (i=0;i<8;i++) + sum = 0; + for (i=0;i<4;i++) { tf.tf_d = dphase; - dphase += *in/8 * conv; + dphase += *in/4 * conv; addr = tab + (tf.tf_i[HIOFFSET] & mask); tf.tf_i[HIOFFSET] = normhipart; frac = tf.tf_d - UNITBIT32; @@ -168,15 +168,16 @@ static t_int *tabosc4aa_tilde_perform(t_int *w) // temp = cut_filter(x, temp); // t_sample filter_out; - filter_out = 0.0147491 * temp + 0.0294982 * x->x_last_in + 0.0147491 * x->x_prev_in + 1.60425 * x->x_last_out - 0.663244 * x->x_prev_out; + filter_out = 0.0603297 * temp + 0.120659 * x->x_last_in + 0.0603297 * x->x_prev_in + 1.1565 * x->x_last_out - 0.397817 * x->x_prev_out; x->x_prev_in = x->x_last_in; x->x_last_in = temp; x->x_prev_out = x->x_last_out; x->x_last_out = filter_out; + sum += filter_out; } - *out++ = filter_out; + *out++ = sum/4; *in++; } #endif |