Bugs fixed for stdin and stdout.

[Faustine.git] / interpreter / signal.ml

diff --git a/interpreter/signal.ml b/interpreter/signal.ml
index 66089e9..0701ffc 100644 (file)
--- a/interpreter/signal.ml
+++ b/interpreter/signal.ml
@@ -20,19 +20,14 @@ class rate : int -> int -> rate_type =
        fun i1 -> fun i2 ->
          let r = i1 mod i2 in 
          if r = 0 then i2 else pgcd i2 r in
-      let num_positive = 
-       if num_init >= 0 then num_init 
-       else (-num_init) in
-      let denom_positive = 
-       if denom_init > 0 then denom_init 
-       else if denom_init < 0 then -denom_init
-       else raise (Signal_operation "sample rate denominater = 0.") in
-      let factor = pgcd num_positive denom_positive in
-      let num_corrected = num_init / factor in
-      let denom_corrected = denom_init / factor in
+      let factor = 
+       if denom_init = 0 then 
+         raise (Signal_operation "sample rate denominater = 0.")
+       else 
+         pgcd (abs num_init) (abs denom_init) in
       object (self)
-       val _num = num_corrected
-       val _denom = denom_corrected
+       val _num = num_init / factor
+       val _denom = denom_init / factor
        method num = _num
        method denom = _denom
        method to_int = 
@@ -243,7 +238,6 @@ class signal : rate_type -> (time -> value_type) -> signal_type =
                  new value (Vec (new vector size vec)) in
              new signal freq func
 
-
        method serialize : signal_type = 
          let size = 
            match (self#at 0)#get with