a wee external to get/set the current sleepgrain

svn path=/trunk/externals/zexy/; revision=13195

1 files changed, 74 insertions, 0 deletions

diff --git a/src/sleepgrain.c b/src/sleepgrain.c
new file mode 100644
index 0000000..aeda70b
--- /dev/null
+++ b/src/sleepgrain.c
@@ -0,0 +1,74 @@
+/******************************************************
+ *
+ * zexy - implementation file
+ *
+ * copyleft (c) IOhannes m zmölnig
+ *
+ *   1999:forum::für::umläute:2004
+ *
+ *   institute of electronic music and acoustics (iem)
+ *
+ ******************************************************
+ *
+ * license: GNU General Public License v.2
+ *
+ ******************************************************/
+
+/*
+  sleepgrain :  get (and set?) the sleepgrain of Pd
+*/
+
+#include "zexy.h"
+
+EXTERN int* get_sys_sleepgrain(void ) ;
+
+/* ------------------------- sleepgrain ------------------------------- */
+
+
+static t_class *sleepgrain_class;
+
+typedef struct _sleepgrain
+{
+  t_object x_obj;
+
+} t_sleepgrain;
+
+
+static void sleepgrain_bang(t_sleepgrain *x)
+{
+  int*current=get_sys_sleepgrain();
+  t_float f=*current;
+  outlet_float(x->x_obj.ob_outlet, f);
+}
+
+static void sleepgrain_float(t_sleepgrain *x, t_float f)
+{
+  int value=(int)f;
+  int*current=get_sys_sleepgrain();
+
+  if(value<=0) {
+    pd_error(x, "[sleepgrain]: sleepgrain cannot be <= 0");
+    return;
+  }
+
+  *current=value;
+
+  //  outlet_float(x->x_obj.ob_outlet, f);
+}
+
+static void *sleepgrain_new(void)
+{
+  t_sleepgrain *x = (t_sleepgrain *)pd_new(sleepgrain_class);
+  outlet_new(&x->x_obj, 0);
+  return (x);
+}
+
+void sleepgrain_setup(void)
+{
+  sleepgrain_class = class_new(gensym("sleepgrain"), (t_newmethod)sleepgrain_new, 
+                                     0, sizeof(t_sleepgrain), 0, A_NULL);
+  
+  class_addbang  (sleepgrain_class, sleepgrain_bang);
+  class_addfloat (sleepgrain_class, sleepgrain_float);
+  zexy_register("sleepgrain");
+}