1 files changed, 43 insertions, 0 deletions
diff --git a/gr-controls/python/dsim.py b/gr-controls/python/dsim.py
new file mode 100644
index 000000000..3e5e4c8ec
--- /dev/null
+++ b/gr-controls/python/dsim.py
@@ -0,0 +1,43 @@
+import gras
+import numpy
+
+class dsim(gras.Block):
+
+	def __init__(self):
+		gras.Block.__init__(self,
+			name="dsim",
+			in_sig=[numpy.float32],
+			out_sig=[numpy.float32])	
+
+	def set_parameters(self,p,i,d,a,b,c,d1,e,f):
+		self.param1 = p 
+		self.param2 = i
+		self.param3 = d
+		self.param4 = a #n0
+		self.param5 = b #n1
+		self.param6 = c #st
+		self.param7 = d1 #d0
+		self.param8 = e #d1
+		self.n = f #window
+
+	def isIntegralWin(self, input_item, window):
+		if (len(input_item) % window ):
+			raise Exception("Value of Window should be an integral value of length of input items")
+
+	def work(self, input_items, output_items):
+		
+		#n = min(len(input_items[0]), len(output_items[0]))
+		in0 = input_items[0]
+		out = output_items[0]
+		
+		from dsim_sci import discrete_sim
+		#Processing 
+		# Assuming n = 1 input_config(0)=1
+		
+		out[:self.n] = discrete_sim(self.param1, self.param2, self.param3, self.param4,
+					self.param5, self.param6, self.param7, self.param8, in0[:self.n].tolist()) # IMP: in0[:self.n].tolist() passes a python array, without which window cannot be raised above certain value | numpy.array bug
+		
+		print out[:self.n], in0[:self.n]
+
+		self.consume(0,self.n) # Consume from port 0 input_items
+		self.produce(0,self.n) # Produce from port 0 output_items