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view c/test_graph.cpp @ 356:15fac9c45feb
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author | Nicolas Saunier <nicolas.saunier@polymtl.ca> |
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date | Wed, 10 Jul 2013 18:22:45 -0400 |
parents | 249d65ff6c35 |
children | cc8e54997d4c |
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#include "Motion.hpp" #include "testutils.hpp" #include "opencv2/core/core.hpp" #include "catch.hpp" #include <iostream> using namespace std; using namespace cv; TEST_CASE("graph/connected_components", "test graph connected components") { FeatureGraph featureGraph(5, 1, 5 , 1.); // (float _connectionDistance, float _segmentationDistance, unsigned int _minFeatureTime, float _minNFeaturesPerGroup) unsigned int lastInstant = 20; FeatureTrajectoryPtr ft1 = createFeatureTrajectory(1, 10, lastInstant, Point2f(1,1), Point2f(0.5, 0.)); FeatureTrajectoryPtr ft2 = createFeatureTrajectory(2, 10, lastInstant, Point2f(1.1,1), Point2f(0.5, 0.)); featureGraph.addFeature(ft1); REQUIRE(featureGraph.getNVertices() == 1); REQUIRE(featureGraph.getNEdges() == 0); featureGraph.addFeature(ft2); REQUIRE(featureGraph.getNVertices() == 2); REQUIRE(featureGraph.getNEdges() == 1); featureGraph.connectedComponents(lastInstant); vector<vector<unsigned int> > components = featureGraph.getFeatureGroups(); REQUIRE(components.size() == 0); REQUIRE(featureGraph.getNVertices() == 2); REQUIRE(featureGraph.getNEdges() == 1); featureGraph.connectedComponents(lastInstant+1); components = featureGraph.getFeatureGroups(); REQUIRE(components.size() == 1); REQUIRE(components[0].size() == 2); REQUIRE(featureGraph.getNVertices() == 0); REQUIRE(featureGraph.getNEdges() == 0); // test connection distance featureGraph.addFeature(ft1); featureGraph.addFeature(ft2); FeatureTrajectoryPtr ft3 = createFeatureTrajectory(3, 10, lastInstant, Point2f(6.05,1), Point2f(0.5, 0.)); // connected to ft2 only featureGraph.addFeature(ft3); FeatureTrajectoryPtr ft4 = createFeatureTrajectory(4, 10, lastInstant, Point2f(11.1,1), Point2f(0.5, 0.)); // not connected featureGraph.addFeature(ft4); REQUIRE(featureGraph.getNVertices() == 4); REQUIRE(featureGraph.getNEdges() == 2); featureGraph.connectedComponents(lastInstant+1); components = featureGraph.getFeatureGroups(); REQUIRE(components.size() == 2); REQUIRE(components[0].size() == 3); REQUIRE(components[1].size() == 1); REQUIRE(featureGraph.getNVertices() == 0); REQUIRE(featureGraph.getNEdges() == 0); }