Really hacky python performance scripts!

[ipdf/code.git] / tools / grid_scaling.py

diff --git a/tools/grid_scaling.py b/tools/grid_scaling.py
new file mode 100755 (executable)
index 0000000..92c66c6
--- /dev/null
+++ b/tools/grid_scaling.py
@@ -0,0 +1,50 @@
+#!/usr/bin/python -u
+
+import sys
+import os
+from pylab import *
+import subprocess
+import time
+
+import gpubounds_error
+
+def grid_scaling(binname, x0, y0, w0, h0, s, steps=100,testsvg="svg-tests/grid.svg"):
+       data = []
+       n = open("/dev/null", "w")
+       p = subprocess.Popen(binname + " -s stdin", bufsize=0, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=n, shell=True)
+       p.stdin.write("setbounds %s %s %s %s\n" % (str(x0),str(y0),str(w0),str(h0)))
+       p.stdin.write("loadsvg %s\n" % testsvg)
+       p.stdin.write("querygpubounds original.dat\n")
+       p.stdin.write("screenshot original.bmp\n")
+       for i in xrange(steps):
+               p.stdin.write("clear\n")
+               p.stdin.write("loop 1 zoom 0.5 0.5 %s\n" % str(s))
+               p.stdin.write("loadsvg %s\n" % testsvg)
+               p.stdin.write("querygpubounds step%d.dat\n" % i)
+               while not os.path.isfile("step%d.dat" % i):
+                       pass
+               p.stdin.write("clearperf\n")
+               p.stdin.write("loop 10 wait\n")
+               p.stdin.write("recordperf\n")
+               p.stdin.write("printperf\n")
+               perf = p.stdout.readline()
+               time.sleep(0.5)
+               data += [gpubounds_error.ComputeError("original.dat", "step%d.dat" % i)]
+               #data += [gpubounds_error.UniqueBounds("step%d.dat" % i)]
+       
+       
+       print "Quit"
+       p.stdin.write("screenshot final.bmp\n")
+       p.stdin.write("quit\n")
+       p.stdin.close()
+       
+       data = asarray(data)
+       plot(data)
+       show(block=True)
+       
+
+if __name__ == "__main__":
+       binname = "../src/ipdf"
+       if len(sys.argv) > 1:
+               binname = sys.argv[1]
+       grid_scaling(binname, 0.5, 0.5, 1, 1, 0.5)