included delwrite~ fix when using -nogui, documente in tracker #2978457

svn path=/trunk/; revision=13631

1 files changed, 75 insertions, 0 deletions

diff --git a/packages/patches/delwrite~_nogui_fix-0.42.5.patch b/packages/patches/delwrite~_nogui_fix-0.42.5.patch
new file mode 100644
index 00000000..d1172156
--- /dev/null
+++ b/packages/patches/delwrite~_nogui_fix-0.42.5.patch
@@ -0,0 +1,75 @@
+Index: d_delay.c
+===================================================================
+--- d_delay.c	(révision 13558)
++++ d_delay.c	(copie de travail)
+@@ -24,6 +24,7 @@
+ {
+     t_object x_obj;
+     t_symbol *x_sym;
++    t_float x_deltime;  /* delay in msec (added by Mathieu Bouchard) */
+     t_delwritectl x_cspace;
+     int x_sortno;   /* DSP sort number at which this was last put on chain */
+     int x_rsortno;  /* DSP sort # for first delread or write in chain */
+@@ -34,6 +35,21 @@
+ #define XTRASAMPS 4
+ #define SAMPBLK 4
+ 
++static void sigdelwrite_updatesr (t_sigdelwrite *x, t_float sr) /* added by Mathieu Bouchard */
++{
++    int nsamps = x->x_deltime * sr * (t_float)(0.001f);
++    if (nsamps < 1) nsamps = 1;
++    nsamps += ((- nsamps) & (SAMPBLK - 1));
++    nsamps += DEFDELVS;
++    if (x->x_cspace.c_n != nsamps) {
++      x->x_cspace.c_vec = (t_sample *)resizebytes(x->x_cspace.c_vec,
++        (x->x_cspace.c_n + XTRASAMPS) * sizeof(t_sample),
++        (         nsamps + XTRASAMPS) * sizeof(t_sample));
++      x->x_cspace.c_n = nsamps;
++      x->x_cspace.c_phase = XTRASAMPS;
++    }
++}
++
+     /* routine to check that all delwrites/delreads/vds have same vecsize */
+ static void sigdelwrite_checkvecsize(t_sigdelwrite *x, int vecsize)
+ {
+@@ -54,19 +70,13 @@
+ 
+ static void *sigdelwrite_new(t_symbol *s, t_floatarg msec)
+ {
+-    int nsamps;
+     t_sigdelwrite *x = (t_sigdelwrite *)pd_new(sigdelwrite_class);
+     if (!*s->s_name) s = gensym("delwrite~");
+     pd_bind(&x->x_obj.ob_pd, s);
+     x->x_sym = s;
+-    nsamps = msec * sys_getsr() * (t_float)(0.001f);
+-    if (nsamps < 1) nsamps = 1;
+-    nsamps += ((- nsamps) & (SAMPBLK - 1));
+-    nsamps += DEFDELVS;
+-    x->x_cspace.c_n = nsamps;
+-    x->x_cspace.c_vec =
+-        (t_sample *)getbytes((nsamps + XTRASAMPS) * sizeof(t_sample));
+-    x->x_cspace.c_phase = XTRASAMPS;
++    x->x_deltime = msec;
++    x->x_cspace.c_n = 0;
++    x->x_cspace.c_vec = getbytes(XTRASAMPS * sizeof(t_sample));
+     x->x_sortno = 0;
+     x->x_vecsize = 0;
+     x->x_f = 0;
+@@ -109,6 +119,7 @@
+     dsp_add(sigdelwrite_perform, 3, sp[0]->s_vec, &x->x_cspace, sp[0]->s_n);
+     x->x_sortno = ugen_getsortno();
+     sigdelwrite_checkvecsize(x, sp[0]->s_n);
++    sigdelwrite_updatesr(x, sp[0]->s_sr);
+ }
+ 
+ static void sigdelwrite_free(t_sigdelwrite *x)
+@@ -200,6 +211,7 @@
+     x->x_n = sp[0]->s_n;
+     if (delwriter)
+     {
++        sigdelwrite_updatesr(delwriter, sp[0]->s_sr);
+         sigdelwrite_checkvecsize(delwriter, sp[0]->s_n);
+         x->x_zerodel = (delwriter->x_sortno == ugen_getsortno() ?
+             0 : delwriter->x_vecsize);
+
+