- fixed delay

2020-12-21 16:05:54 +01:00
parent 972e447897
commit 3a8f61b7b2
1 changed files with 4 additions and 5 deletions
@@ -4,15 +4,15 @@ import numpy as np
 class Delay:
 	def __init__(self, dt, delay):
 		nd = int(delay/dt + 0.5)
-		self.delay_line = np.zeros(nd)
+		self.delay_line = np.zeros(nd+1)
 		self.ri = 0
 		self.wi = 0

 	def put(self, data):
-		if self.wi >= self.delay_line.size:
-			self.wi = 0
 		self.delay_line[self.wi] = data
 		self.wi += 1
+		if self.wi >= self.delay_line.size:
+			self.wi = 0

 	def get(self):
 		self.ri += 1
@@ -20,12 +20,11 @@ class Delay:
 			self.ri = 0

 		result = self.delay_line[self.ri]
-
 		return result


 if __name__ == '__main__':
-	d = Delay(1, 10)
+	d = Delay(1, 1)

 	for i in range(1, 20):
 		d.put(i)