/* +---------------------------------------------------------------------------+ | The Mobile Robot Programming Toolkit (MRPT) C++ library | | | | http://www.mrpt.org/ | | | | Copyright (C) 2005-2011 University of Malaga | | | | This software was written by the Machine Perception and Intelligent | | Robotics Lab, University of Malaga (Spain). | | Contact: Jose-Luis Blanco <jlblanco@ctima.uma.es> | | | | This file is part of the MRPT project. | | | | MRPT is free software: you can redistribute it and/or modify | | it under the terms of the GNU General Public License as published by | | the Free Software Foundation, either version 3 of the License, or | | (at your option) any later version. | | | | MRPT is distributed in the hope that it will be useful, | | but WITHOUT ANY WARRANTY; without even the implied warranty of | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | | GNU General Public License for more details. | | | | You should have received a copy of the GNU General Public License | | along with MRPT. If not, see <http://www.gnu.org/licenses/>. | | | +---------------------------------------------------------------------------+ */ #include <mrpt/base.h> #include <mrpt/gui.h> using namespace mrpt; using namespace mrpt::gui; using namespace std; void myOnMenu(int menuID,float x,float y, void*param) { cout << "Menu: " << menuID << endl << " x=" << x << " y="<< y << endl; } // ------------------------------------------------------ // TestDisplayPlots // ------------------------------------------------------ void TestDisplayPlots() { CDisplayWindowPlots win("Example of function plot",400,300); win.enableMousePanZoom(true); win.addPopupMenuEntry("Mark this point...",1); win.setMenuCallback(myOnMenu); // Generate data for a 2D plot: vector_double X,Y; for (double x=0;x<5;x+=0.01f) { double y = math::normalPDF(x, 2,0.3); X.push_back(x); Y.push_back(y); } win.plot(X,Y,"r-3"); win.axis_equal(false); win.axis_fit(); win.setPos(10,10); // ----------- CDisplayWindowPlots win2("Example of plot update",400,300); win2.enableMousePanZoom(true); // Add an unnamed & a named ellipse: float mean_x = 5; float mean_y = 0; CMatrixFloat ellipse_cov(2,2); ellipse_cov(0,0)=1.0f; ellipse_cov(1,1)=1.0f; ellipse_cov(0,1)=ellipse_cov(1,0)=0.5f; win2.plotEllipse(1.0f,2.0f, ellipse_cov, 3 ,"k-2"); win2.plotEllipse(mean_x ,mean_y, ellipse_cov, 3 ,"b-2","my_ellipse"); win2.axis(-10,10,-10,10); win2.axis_equal(true); win2.setPos(450,10); cout << "Press any key to exit..." << endl; //win.waitForKey(); float t = 0; ellipse_cov(0,1)=ellipse_cov(1,0)=-0.9f; while (!mrpt::system::os::kbhit() && win.isOpen() && win2.isOpen() && !win.keyHit() && !win2.keyHit() ) { t+=0.05f; mean_x = cos(t)*5; mean_y = sin(t)*5; win2.plotEllipse(mean_x ,mean_y, ellipse_cov, 3 ,"b-2","my_ellipse"); mrpt::system::sleep(50); } } // ------------------------------------------------------ // MAIN // ------------------------------------------------------ int main() { try { TestDisplayPlots(); return 0; } catch (std::exception &e) { std::cout << "MRPT exception caught: " << e.what() << std::endl; return -1; } catch (...) { printf("Untyped exception!!"); return -1; } }