1// Copyright 2013 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28var processor = new ArgumentsProcessor(arguments); 29var distortion_per_entry = 0; 30var range_start_override = undefined; 31var range_end_override = undefined; 32 33if (!processor.parse()) processor.printUsageAndExit();; 34var result = processor.result(); 35var distortion = parseInt(result.distortion); 36if (isNaN(distortion)) processor.printUsageAndExit();; 37// Convert picoseconds to milliseconds. 38distortion_per_entry = distortion / 1000000; 39var rangelimits = result.range.split(","); 40var range_start = parseInt(rangelimits[0]); 41var range_end = parseInt(rangelimits[1]); 42if (!isNaN(range_start)) range_start_override = range_start; 43if (!isNaN(range_end)) range_end_override = range_end; 44 45var kResX = 1600; 46var kResY = 700; 47function log_error(text) { 48 print(text); 49 quit(1); 50} 51var psc = new PlotScriptComposer(kResX, kResY, log_error); 52psc.collectData(readline, distortion_per_entry); 53psc.findPlotRange(range_start_override, range_end_override); 54print("set terminal pngcairo size " + kResX + "," + kResY + 55 " enhanced font 'Helvetica,10'"); 56psc.assembleOutput(print); 57