NEWS
author deba
Wed, 28 Jun 2006 16:27:44 +0000
changeset 2114 677ea6c8169a
parent 1948 9e9c035a08be
child 2265 5bb8867a9351
permissions -rw-r--r--
new snapshot
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2006-02-03  Version 0.5 Released
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	* New features:
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	  - Bfs/Dfs/Dijkstra
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	    + query functions for the next node/edge to be processed
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	    + visitor interface for dfs
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	  - topology.h: small functions for discovering graph topology
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	    + connected components, strongly connected components
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	    + bipartiteness testing
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	  - Shortest paths algorithms:
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	    bellman_ford.h, floyd_warshall.h, johnson.h
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	  - Euler tour iterator for directed and undirected graphs
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	  - Other algorithms:
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	    + dag_shortest_path.h
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	    + fredman_tarjan.h and prim.h for min cost trees
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	  - Bipartite graph concept and implementations
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	  - Graph maps:
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	    + template assign operator
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	    + specialized iterable bool map
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	    + potential difference map
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	    + NodeMatrixMap -- Matrix over the nodes
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	  - Maps:
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	    + IterableIntMap
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	  - GUI:
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	    + NewMap window in MapSelector
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	    + Algorithm window and some algorithms (eg. Kruskal) added
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	  - LemonReader:
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	    + exception on non-existent files
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	  - LP interface:
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	    + (Dual)Expr::simplify(double tolerance) added
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	    + getDual()
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	  - GraphToEps:
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	    + negateY() opt
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	    + male/female node shapes :)
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	    + correct %%BoundingBox handling
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	  - Tools:
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	    + Timer can be stop()ed and (re)start()ed
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	    + radix sort algorithm
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	    + tolerance.h for working with imprecise numbers
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	* Backward incompatibilities/changed namings:
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	  - Access functions of TimeStamp/Timer
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	  - Undir graph interface: findUEdge, ConUEdgeIt
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	  - pred -> predEdge renaming in search algorithms
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	  - SnapShot -> Snapshot in {List,Smart}Graph
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	  - NewEdgeSetAdaptor -> ListEdgeSet
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	  - LP: set{Obj,Row,Col}() -> {obj,row,col}()
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	  - "label" instead of "id" inside the LGF files
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	  - UndirGraph -> UGraph, UndirEdge* -> UEdge*
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	  - BipartiteGraph -> BpGraph, Lower/UpperNode* -> A/BNode*
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	* Bugfixes in
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	  - DFS
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	  - Preflow
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	  - x86_64 connected bugfixes (lemon_reader.h)
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	  - lp.h
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	* New demos, benchmarks and tools:
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	  - graph_orientation.cc: A thoroughly documented demo application
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	  - runningTimeTest(): a tool to measure running times more precisely
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	  - Demo for topology
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	  - counter.h: a tool to measure the number of steps of algorithms
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	  - Some useful scripts: check-compiler, check-integrity
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	* Other changes:
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	  - Demos and benchmarks are not built by default now. They can be
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	    enabled with the --enable-demo and --enable-benchmark
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	    configure flags.
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	  - GCC 4.0.3 and ICC 9.0 compatibility
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2005-08-27  Version 0.4 Released
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	* List of new features and changes	
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	  * Changed namings:
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	    Wrapper -> Adaptor
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	    kruskalEdgeMap() -> kruskal()
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	    kruskalEdgeMap_IteratorOut() -> kruskal()
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	  * BoundinBox<>
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	    * operator+=() -> add()
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	    + clear()
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	  + More and better graph I/O functionalities
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	  + High level uniform LP solver interface to CPLEX and GLKP
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	  * graphToEps()
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	    + Automatic node size and edge width scaling
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	    + Simple color palette tool (ColorSet)
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	  * Bfs/Dfs/Dijkstra
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	    + Step-by-step execution
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	    + Run from multiple sources
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	    + Used define stop condition
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	    + Improved "named parameters"
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	  * Preflow
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	    + Function type interface
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	    + Changed interface
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	  * ListGraph/SmarGraph
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	    + split() splits a node
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	    + SnapShot
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	  + New map adaptors
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	  + New convenience maps
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	    + IdMap, DescriptorMap
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	    + InDegMap, OutDegMap
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	    + XMap, YMap
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	  + Default graph maps are iterable
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	  + glemon: a graph editor
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	  + Some new demo codes added, the old ones got polished.
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	  * Better documentation
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	  * Several important bugfixes
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	  * Now lemon should compile without warnings with
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	    * gcc 3.3, 3.4, 4.0
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	    * Intel C++ Compiler v9.0 
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2005-03-19  Version 0.3.1 Released
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	* This release fixes a compilation failure bug under cygwin. 
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2005-02-21  Version 0.3 released
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	* List of new features and changes	
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	  * Redesigned Graph infrastructures
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	  + Standardized LEMON exceptions
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	  + Undirected Graph
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	  + Standard graph file format, input and output classes for it.
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	  * head() -> target(), tail() -> source()
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	  * Some standard namings have changes:
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	    ValueType -> Value, 
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	    KeyType -> Key,
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	    ReferenceType ->Reference,
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	    PointerType -> Pointer
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	  + GraphToEps: A simple graph drawer
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	  * Better documentation
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2004-09-30  Version 0.2 released
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