Merge pull request #194 from jfeldman/Bugfix/power_plot

Power plot changed

DRAMSys/traceAnalyzer/scripts/plots.py

@@ -193,38 +193,57 @@ def memory_utilisation_window(connection, tracePath, steps):
 @plot
 def power_window(connection, tracePath, steps):
 
+    windowSize = getWindowSize(connection)
+
     outputFile = ""
     cursor = connection.cursor()
+
     cursor.execute(" SELECT * FROM Power")
-    result = cursor.fetchone()
-    if(result is not None):
-        time = [0] * (steps+1)
-        power = [0] * (steps+1)
-        time[0] = 0
-        power[0] = 0
-        #pow(10,9): seconds to nanoseconds conversion
-        time[1] = float(result[0])*pow(10,9)
-        power[1] = float(result[1])
-        for i in range((steps-1)):
+    
+    power = [0] * (steps+1)
+    window = float(windowSize) / pow(10,12)
+    
+    for i in range(steps):
+        sum = 0.0
+        counter = 0
+        result = cursor.fetchone()
+
+        while (result is not None):
+            sum += float(result[1])
+            counter = counter + 1
+            if(result[0] > window*i):
+                break
             result = cursor.fetchone()
-            time[i+2] = float(result[0])*pow(10,9)
-            power[i+2] = float(result[1])
 
-        outputFileName, basename = createOutputFilename(tracePath, 'power', '', 'pdf')
-        outputFile = "{0}\n\t".format(outputFileName)
+        if(counter == 0):
+            break
 
-        import matplotlib.pyplot as plt
-        from matplotlib.backends.backend_pdf import PdfPages
+        sum = sum / counter
+        power[i] = sum
+
+    import numpy as np
+    time = np.arange(0, windowSize*(steps+1)/1000/1000, windowSize/1000/1000)
+
+    outputFileName, basename = createOutputFilename(tracePath, 'power', '', 'pdf')
+    outputFile = "{0}\n\t".format(outputFileName)
+
+    import matplotlib.pyplot as plt
+    from matplotlib.backends.backend_pdf import PdfPages
+
+    PowFigure = plt.figure(figsize=(10,5), dpi=300)
+    PowFigurePlot = PowFigure.add_subplot(111)
+    PowFigurePlot.set_xlabel('Time [us]')
+    PowFigurePlot.set_ylabel('Power [mW]')
+    PowFigurePlot.set_title('Power Consumption ' + str(basename))
+    PowFigurePlot.grid(True)
+    PowFigurePlot.plot(time, power, linewidth=0.5)
+
+    pdf = PdfPages(outputFileName)
+    pdf.savefig(PowFigure)
+    pdf.close()
+    PowFigurePlot.clear()
+    plt.close()
 
-        plt.plot(time, power)
-        plt.xlabel('Time [ns]')
-        plt.ylabel('Power [mW]')
-        plt.grid(True)
-        plt.title('Power Consumption ' + str(basename))
-        pdf = PdfPages(outputFileName)
-        pdf.savefig()
-        pdf.close()
-        plt.close()
     return outputFile
 
 @plot