{"id":22589591,"url":"https://github.com/connorgray/path_finding","last_synced_at":"2025-03-28T17:46:05.126Z","repository":{"id":56836541,"uuid":"45363170","full_name":"ConnorGray/path_finding","owner":"ConnorGray","description":"A path finding library for 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path_finding\n\nA pathfinding library for Dart.\n\nFind it on [pub](https://pub.dartlang.org/packages/path_finding).  \n\nView the online [demo](https://connorgray.github.io/path_finding/demo/build/web/).\n\nTo use it in your project add\n```\npath_finding: \"\u003e=0.3.0 \u003c0.4.0\"\n```\nto your pubspec.yaml depencies.\n\n# Examples\n\n## A* Finder\n\n```dart\nimport 'package:path_finding/path_finding.dart';\nimport 'dart:math' show Point;\n\nvoid main() {\n  List\u003cList\u003cbool\u003e\u003e boolGrid = [\n    [true,  false, true],\n    [true,  true,  true ],\n    [true,  false, true ]\n  ];\n\n  Grid grid = new Grid(boolGrid);\n  grid.diagonalMovement = DiagonalMovement.Never;\n\n  PointNode start = grid.nodeFromPoint(new Point(0, 0));\n  PointNode goal = grid.nodeFromPoint(new Point(2, 2));\n\n  AStarFinder aStarFinder = new AStarFinder(grid);\n\n  List\u003cPointNode\u003e path = aStarFinder.pathFind(start, goal);\n\n  for (PointNode node in path) {\n    print(node.location);\n  }\n}\n```\n\n## Dijkstra Finder\n\n```dart\nimport 'package:path_finding/path_finding.dart';\nimport 'dart:math' show Point;\n\nvoid main() {\n  List\u003cList\u003cbool\u003e\u003e boolGrid = [\n    [true,  false, false, true],\n    [true,  true,  false, true],\n    [false, true,  true,  true]\n  ];\n\n  Grid grid = new Grid(boolGrid);\n  grid.diagonalMovement = DiagonalMovement.Never;\n\n  PointNode start = grid.nodeFromPoint(new Point(0, 0));\n  PointNode goal = grid.nodeFromPoint(new Point(3, 0));\n\n  DijkstraFinder dijkstraFinder = new DijkstraFinder(grid);\n\n  List\u003cPointNode\u003e path = dijkstraFinder.pathFind(start, goal);\n\n  for (PointNode point in path) {\n    print(point.location);\n  }\n}\n```\n\n## UndirectedPointGraph \n\n```dart    \nimport 'package:path_finding/path_finding.dart';\nimport 'dart:math' show Point;\n\nvoid main() {\n  UndirectedPointGraph undirectedGraph = new UndirectedPointGraph();\n\n  PointNode A = new PointNode(new Point(0, 0));\n  PointNode B = new PointNode(new Point(1, 1));\n  PointNode C = new PointNode(new Point(3, 2));\n  PointNode D = new PointNode(new Point(2, 7));\n  PointNode E = new PointNode(new Point(4, 5));\n\n  undirectedGraph.addAdjacency(A, B);\n  undirectedGraph.addAdjacency(B, C);\n  undirectedGraph.addAdjacency(B, D);\n  undirectedGraph.addAdjacency(C, D);\n  undirectedGraph.addAdjacency(B, E);\n  undirectedGraph.addAdjacency(C, E);\n\n  AStarFinder aStarFinder = new AStarFinder(undirectedGraph);\n\n  List\u003cPointNode\u003e path = aStarFinder.pathFind(A, E);\n\n  for (PointNode node in path) {\n    print(node.location);\n  }\n}\n```","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fconnorgray%2Fpath_finding","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fconnorgray%2Fpath_finding","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fconnorgray%2Fpath_finding/lists"}