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authorMarc Jeanmougin <marc.jeanmougin@telecom-paristech.fr>2018-04-29 14:25:32 +0000
committerMarc Jeanmougin <marc.jeanmougin@telecom-paristech.fr>2018-04-29 14:25:32 +0000
commitab5f8ff5869021958f4ae8b838c3d707a2e85eaa (patch)
tree4907675828a5401d013b7587538cc8541edd2764 /src/libcola/tests/resize.cpp
parentmoved libcroco, libuemf, libdepixelize to 3rdparty folder (diff)
downloadinkscape-ab5f8ff5869021958f4ae8b838c3d707a2e85eaa.tar.gz
inkscape-ab5f8ff5869021958f4ae8b838c3d707a2e85eaa.zip
Put adaptagrams into its own folder
Diffstat (limited to 'src/libcola/tests/resize.cpp')
-rw-r--r--src/libcola/tests/resize.cpp132
1 files changed, 0 insertions, 132 deletions
diff --git a/src/libcola/tests/resize.cpp b/src/libcola/tests/resize.cpp
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-/*
- * vim: ts=4 sw=4 et tw=0 wm=0
- *
- * libcola - A library providing force-directed network layout using the
- * stress-majorization method subject to separation constraints.
- *
- * Copyright (C) 2006-2008 Monash University
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library in the file LICENSE; if not,
- * write to the Free Software Foundation, Inc., 59 Temple Place,
- * Suite 330, Boston, MA 02111-1307 USA
- *
-*/
-
-/** \file nodedragging.cpp
- *
- * tests interaction with layout and solver. We have a number of disconnected
- * shapes. One shape is "dragged" through the others. Overlaps should be
- * avoided.
- */
-/*
-* Authors:
-* Tim Dwyer <tgdwyer@gmail.com>
-*/
-#include <iostream>
-#include <iomanip>
-#include <fstream>
-
-#include <vector>
-#include <valarray>
-#include <algorithm>
-#include <float.h>
-#include <libcola/cola.h>
-#include <libtopology/topology_graph.h>
-#include <libproject/project.h>
-#include "graphlayouttest.h"
-using namespace std;
-using namespace cola;
-
-string outFName="resize";
-
-topology::Node* addNode(
- topology::Nodes& vs, vpsc::Rectangle* r) {
- topology::Node *v = new topology::Node(vs.size(), r);
- vs.push_back(v);
- return v;
-}
-void addToPath(topology::EdgePoints& ps, topology::Node *v, topology::EdgePoint::RectIntersect i) {
- ps.push_back(new topology::EdgePoint(v,i));
-}
-struct Test : TestConvergence {
- Test(const double d,const unsigned i,topology::Nodes& vs, topology::Edges& es) : TestConvergence(d,i), vs(vs), es(es), iter(1) {}
- bool operator()(const double new_stress, valarray<double> & X, valarray<double> & Y) {
- bool converged = TestConvergence::operator()(new_stress,X,Y);
- if(converged) {
- cout << "stress="<<new_stress<<" iteration="<<iter<<endl;
- stringstream ss;
- ss<<outFName<<"-"<< setfill('0') << setw(3) << iter++ << ".svg";
- writeFile(vs,es,ss.str());
- }
- return converged;
- }
- double lastStress;
- topology::Nodes& vs;
- topology::Edges& es;
- int iter;
-};
-
-void resize() {
-//printf(
-//"tests resizing of a shape. We have a number of disconnected"
-//"shapes. One shape is 'enlarged'. Overlaps should be"
-//"avoided."
-//"\n");
- const unsigned V = 9;
- Edge edge_array[] = { Edge(0, 1), Edge(1, 2), Edge(2, 0) };
- const std::size_t E = sizeof(edge_array) / sizeof(Edge);
- vector<Edge> es(edge_array,edge_array+E);
- vector<vpsc::Rectangle*> rs;
- const double w=54, h=34;
- const double
- x[]={406, 444, 474, 406, 441, 375, 408, 373, 339},
- y[]={279, 224, 179, 92, 135, 135, 179, 226, 179};
- const unsigned resizeID=6;
- for(unsigned i=0;i<V;++i) {
- rs.push_back(new vpsc::Rectangle(x[i],x[i]+w,y[i],y[i]+h));
- }
- double idealLength=60;
- // set up topology graph
- topology::Nodes vs;
- for(vector<Rectangle*>::iterator i = rs.begin(); i!=rs.end();++i) {
- addNode(vs,*i);
- }
- topology::Edges tes;
- writeFile(vs,tes,outFName+"-000.svg");
-
- Resizes resize;
- vpsc::Rectangle* r=rs[resizeID];
- resize.push_back(Resize(resizeID,r->getCentreX()-30, r->getCentreY()-30,
- r->width()+60,r->height()+60));
- PreIteration preIteration(resize);
- Test test(0.00001,100,vs,tes);
- ConstrainedFDLayout alg(rs,es,idealLength,NULL,test,&preIteration);
- alg.setTopology(&vs,&tes);
-
- alg.run(true,true);
-
- double finalStress=alg.computeStress();
- printf("finalStress=%f\n",finalStress);
-
- //assert(finalStress<1e-5);
- for_each(rs.begin(),rs.end(),delete_object());
- for_each(tes.begin(),tes.end(),delete_object());
- for_each(vs.begin(),vs.end(),delete_object());
-}
-int main() {
- resize();
- return 0;
-}
-// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=4:softtabstop=4:textwidth=80 :
-