From 21733b6c6c81b3c47a55196e7326ae73178a7ad4 Mon Sep 17 00:00:00 2001
From: Fisch <interfisch@gmx.net>
Date: Sat, 13 Jan 2018 19:31:08 +0100
Subject: [PATCH] add fps output

---
 client_sw/matrixsimulator.py    | 11 ++++++-----
 client_sw/movingball_example.py | 10 +++++++---
 2 files changed, 13 insertions(+), 8 deletions(-)

diff --git a/client_sw/matrixsimulator.py b/client_sw/matrixsimulator.py
index ceace7f..7f19007 100644
--- a/client_sw/matrixsimulator.py
+++ b/client_sw/matrixsimulator.py
@@ -32,8 +32,7 @@ class FlipdotSim():
         self.udpHostSocket = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
         self.udpHostSocket.bind(("", self.udpPort))
 
-        self.timesincelastpacket=time.time()
-        self.timelastcalculation=0
+        self.time_receivedpacket=0
 
         self.bitsneeded=self.imageSize[0]*self.imageSize[1]*self.bitsperpixel
 
@@ -46,11 +45,13 @@ class FlipdotSim():
         try:
             while True:
                 rawData = self.udpHostSocket.recv(4096*2)
-                blafoo=time.time()
+                _fps=1/(time.time()-self.time_receivedpacket)
+                self.time_receivedpacket=time.time()
 
                 self.flipdotMatrixSimulatorWidget.showFromRawData(rawData) #send to simulator display
-                calctime=time.time()-blafoo
-                print(str(round(calctime,4))+"s, FPS="+str(round(1/calctime,2))) #calculate time it took for calculation and drawing
+
+                calctime=time.time()-self.time_receivedpacket
+                print(str(round(calctime,4))+"s, maxFPS="+str(round(1/calctime,2))+", actual FPS="+str(round(_fps,2))) #calculate time it took for calculation and drawing
 
         finally:
             self.udpHostSocket.close()
diff --git a/client_sw/movingball_example.py b/client_sw/movingball_example.py
index d5d084d..e61b9e6 100644
--- a/client_sw/movingball_example.py
+++ b/client_sw/movingball_example.py
@@ -9,14 +9,17 @@ matrix = MatrixSender(udphost="localhost", udpport=2323, img_size=(160,24*6), bi
 
 
 if __name__ == '__main__':
+    _fps=0
+    _time_startsending=0
+
     im = Image.new("RGBA", matrix._img_size, MatrixSender.C_BLACK) #create image
     draw = ImageDraw.Draw(im) #get draw instance
 
-
     ball_pos=np.array((20,20))
     ball_size=10
     ball_vel=np.array((-5,5))
 
+
     while(True):
         #------- Update Movements ------
         #move ball
@@ -34,10 +37,11 @@ if __name__ == '__main__':
         #draw ball
         draw.ellipse((ball_pos[0]-ball_size/2,ball_pos[1]-ball_size/2,ball_pos[0]+ball_size/2,ball_pos[1]+ball_size/2,),fill=(255,255,255))
 
+        _fps=1/(time.time()-_time_startsending)
         _time_startsending=time.time()
         matrix.send(im) #construct udp packet and send to matrix
         _time_endsending=time.time()
 
-        print("Sendtime="+str(round(_time_endsending-_time_startsending,4))+"s, FPS="+str(round(1/(_time_endsending-_time_startsending),2)))
+        print("Sendtime="+str(round(_time_endsending-_time_startsending,4))+"s, maxFPS="+str(round(1/(_time_endsending-_time_startsending),2))+", actual FPS="+str(round(_fps,2)))
 
-        time.sleep(.1) #wait
+        #time.sleep(.1) #wait