refactored d_delay.c into delwrite~.h delwrite~.c delread~.c vd~.c

svn path=/trunk/; revision=14612

1 files changed, 45 insertions, 0 deletions

diff --git a/externals/vanilla/delwrite~.h b/externals/vanilla/delwrite~.h
new file mode 100644
index 00000000..260e2c35
--- /dev/null
+++ b/externals/vanilla/delwrite~.h
@@ -0,0 +1,45 @@
+
+typedef struct delwritectl
+{
+    int c_n;
+    t_sample *c_vec;
+    int c_phase;
+} t_delwritectl;
+
+typedef struct _sigdelwrite
+{
+    t_object x_obj;
+    t_symbol *x_sym;
+    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 */
+    int x_vecsize;  /* vector size for delread~ to use */
+    t_float x_f;
+} t_sigdelwrite;
+
+static t_class *sigdelwrite_class;
+
+extern int ugen_getsortno(void);
+
+#define DEFDELVS 64             /* LATER get this from canvas at DSP time */
+
+#define XTRASAMPS 4
+#define SAMPBLK 4
+
+    /* routine to check that all delwrites/delreads/vds have same vecsize */
+static void sigdelwrite_checkvecsize(t_sigdelwrite *x, int vecsize)
+{
+    if (x->x_rsortno != ugen_getsortno())
+    {
+        x->x_vecsize = vecsize;
+        x->x_rsortno = ugen_getsortno();
+    }
+    /*
+        LATER this should really check sample rate and blocking, once that is
+        supported.  Probably we don't actually care about vecsize.
+        For now just suppress this check. */
+#if 0
+    else if (vecsize != x->x_vecsize)
+        pd_error(x, "delread/delwrite/vd vector size mismatch");
+#endif
+}