pre-process speed: restrictions file split

brouter-map-creator/src/main/java/btools/mapcreator/OsmCutter.java

@@ -31,6 +31,7 @@ public class OsmCutter extends MapCreatorBase
   private DataOutputStream restrictionsDos;
 
   public WayCutter wayCutter;
+  public RestrictionCutter restrictionCutter;
   public NodeFilter nodeFilter;
   
   public static void main(String[] args) throws Exception
@@ -83,7 +84,10 @@ public class OsmCutter extends MapCreatorBase
 
     wayDos = wayFile == null ? null : new DataOutputStream( new BufferedOutputStream( new FileOutputStream( wayFile ) ) );
     cyclewayDos = new DataOutputStream( new BufferedOutputStream( new FileOutputStream( relFile ) ) );
+    if ( resFile != null )
+    {
       restrictionsDos = new DataOutputStream( new BufferedOutputStream( new FileOutputStream( resFile ) ) );
+    }
 
     // read the osm map into memory
     long t0 = System.currentTimeMillis();
@@ -99,7 +103,10 @@ public class OsmCutter extends MapCreatorBase
       wayDos.close();
     }
     cyclewayDos.close();
+    if ( restrictionsDos != null )
+    {
       restrictionsDos.close();
+    }
 
 //    System.out.println( "-------- way-statistics -------- " );
 //    _expctxWayStat.dumpStatistics();
@@ -296,7 +303,15 @@ public class OsmCutter extends MapCreatorBase
     res.fromWid = fromWid;
     res.toWid = toWid;
     res.viaNid = viaNid;
+    
+    if ( restrictionsDos != null )
+    {
       res.writeTo( restrictionsDos );
+    }
+    if ( restrictionCutter != null )
+    {
+      restrictionCutter.nextRestriction( res );
+    }
     
   }
 

brouter-map-creator/src/main/java/btools/mapcreator/OsmFastCutter.java

@@ -48,13 +48,18 @@ public class OsmFastCutter extends MapCreatorBase
     cutter.wayCutter = new WayCutter();
     cutter.wayCutter.init( wayDir );
 
+    // ... inject RestrictionCutter
+    cutter.restrictionCutter = new RestrictionCutter();
+    cutter.restrictionCutter.init( new File( nodeDir.getParentFile(), "restrictions" ), cutter.wayCutter );
+
     // ... inject NodeFilter
     NodeFilter nodeFilter = new NodeFilter();
     nodeFilter.init();
     cutter.nodeFilter = nodeFilter;
 
-    cutter.process( lookupFile, nodeDir, null, relFile, resFile, profileAll, mapFile );
+    cutter.process( lookupFile, nodeDir, null, relFile, null, profileAll, mapFile );
     cutter.wayCutter.finish();
+    cutter.restrictionCutter.finish();
     cutter = null;
 
     // ***** run WayCutter5 ****
@@ -64,6 +69,10 @@ public class OsmFastCutter extends MapCreatorBase
     wayCut5.relMerger = new RelationMerger();
     wayCut5.relMerger.init( relFile, lookupFile, profileReport, profileCheck );
 
+    // ... inject RestrictionCutter5
+    wayCut5.restrictionCutter5 = new RestrictionCutter5();
+    wayCut5.restrictionCutter5.init( new File( nodeDir.getParentFile(), "restrictions55" ), wayCut5 );
+
     //... inject NodeFilter
     wayCut5.nodeFilter = nodeFilter;
 
@@ -72,5 +81,8 @@ public class OsmFastCutter extends MapCreatorBase
     wayCut5.nodeCutter.init( node55Dir );
 
     wayCut5.process( nodeDir, wayDir, way55Dir, borderFile );
+
+    wayCut5.restrictionCutter5.finish();
+
   }
 }

brouter-map-creator/src/main/java/btools/mapcreator/RestrictionCutter.java

@@ -0,0 +1,44 @@
+package btools.mapcreator;
+
+import java.io.File;
+
+/**
+ * RestrictionCutter writes Restrictions to tiles
+ *
+ * - cut the way file into 45*30 - pieces
+ * - enrich ways with relation information
+ *
+ * @author ab
+ */
+public class RestrictionCutter extends MapCreatorBase
+{
+  private WayCutter wayCutter;
+
+  public void init( File outTileDir, WayCutter wayCutter ) throws Exception
+  {
+    outTileDir.mkdir();
+    this.outTileDir = outTileDir;
+    this.wayCutter = wayCutter;
+  }
+
+  public void finish() throws Exception
+  {
+    closeTileOutStreams();
+  }
+
+  public void nextRestriction( RestrictionData data ) throws Exception
+  {
+    int tileIndex = wayCutter.getTileIndexForNid( data.viaNid );
+    if ( tileIndex != -1 )
+    {
+      data.writeTo( getOutStreamForTile( tileIndex ) );
+    }
+  }
+
+  protected String getNameForTile( int tileIndex )
+  {
+    String name = wayCutter.getNameForTile( tileIndex );
+    return name.substring( 0, name.length()-3 ) + "rtl";
+  }
+
+}

brouter-map-creator/src/main/java/btools/mapcreator/RestrictionCutter5.java

@@ -0,0 +1,43 @@
+package btools.mapcreator;
+
+import java.io.File;
+
+/**
+ * RestrictionCutter5 does 1 step in map-processing:
+ *
+ * - cut the 45*30 restriction files into 5*5 pieces
+ *
+ * @author ab
+ */
+public class RestrictionCutter5 extends MapCreatorBase
+{
+  private WayCutter5 wayCutter5;
+
+  public void init( File outTileDir, WayCutter5 wayCutter5 ) throws Exception
+  {
+    outTileDir.mkdir();
+    this.outTileDir = outTileDir;
+    this.wayCutter5 = wayCutter5;
+  }
+
+  public void finish() throws Exception
+  {
+    closeTileOutStreams();
+  }
+
+
+  public void nextRestriction( RestrictionData data ) throws Exception
+  {
+    int tileIndex = wayCutter5.getTileIndexForNid( data.viaNid );
+    if ( tileIndex != -1 )
+    {
+      data.writeTo( getOutStreamForTile( tileIndex ) );
+    }
+  }
+
+  protected String getNameForTile( int tileIndex )
+  {
+    String name = wayCutter5.getNameForTile( tileIndex );
+    return name.substring( 0, name.length()-3 ) + "rt5";
+  }
+}

brouter-map-creator/src/main/java/btools/mapcreator/WayCutter.java

@@ -86,6 +86,12 @@ public class WayCutter extends MapCreatorBase
     }
   }
 
+
+  public int getTileIndexForNid( long nid )
+  {
+    return tileIndexMap.getInt( nid );
+  }
+
   private int getTileIndex( int ilon, int ilat )
   {
      int lon = ilon / 45000000;
@@ -94,7 +100,7 @@ public class WayCutter extends MapCreatorBase
      return lon*6 + lat;
   }
 
-  protected String getNameForTile( int tileIndex )
+  public String getNameForTile( int tileIndex )
   {
     int lon = (tileIndex / 6 ) * 45 - 180;
     int lat = (tileIndex % 6 ) * 30 - 90;

brouter-map-creator/src/main/java/btools/mapcreator/WayCutter5.java

@@ -1,7 +1,11 @@
 package btools.mapcreator;
 
+import java.io.BufferedInputStream;
+import java.io.DataInputStream;
 import java.io.DataOutputStream;
+import java.io.EOFException;
 import java.io.File;
+import java.io.FileInputStream;
 
 import btools.util.DenseLongMap;
 import btools.util.TinyDenseLongMap;
@@ -25,6 +29,7 @@ public class WayCutter5 extends MapCreatorBase
   public RelationMerger relMerger;
   public NodeFilter nodeFilter;
   public NodeCutter nodeCutter;
+  public RestrictionCutter5 restrictionCutter5;
 
   public static void main(String[] args) throws Exception
   {
@@ -65,7 +70,34 @@ public class WayCutter5 extends MapCreatorBase
     {
       nodeCutter.nodeFileStart( null );
     }
-    new NodeIterator( this, false ).processFile( nodefile );
+    new NodeIterator( this, nodeCutter != null ).processFile( nodefile );
+
+    if ( restrictionCutter5 != null )
+    {
+      String resfilename = name.substring( 0, name.length()-3 ) + "rtl";
+      File resfile = new File( "restrictions", resfilename );
+
+      if ( resfile.exists() )
+      {
+        // read restrictions for nodes in nodesMap
+        DataInputStream di = new DataInputStream( new BufferedInputStream ( new FileInputStream( resfile ) ) );
+        int ntr = 0;
+        try
+        {
+          for(;;)
+          {
+            RestrictionData res = new RestrictionData( di );
+            restrictionCutter5.nextRestriction( res );
+            ntr++;
+          }
+        }
+        catch( EOFException eof )
+        {
+          di.close();
+        }
+        System.out.println( "read " + ntr + " turn-restrictions" );
+      }
+    }
     return true;
   }
 
@@ -144,6 +176,11 @@ public class WayCutter5 extends MapCreatorBase
     }
   }
 
+  public int getTileIndexForNid( long nid )
+  {
+    return tileIndexMap.getInt( nid );
+  }
+
   private int getTileIndex( int ilon, int ilat )
   {
      int lonoff = (ilon / 45000000 ) * 45;

brouter-map-creator/src/main/java/btools/mapcreator/WayLinker.java

@@ -146,8 +146,11 @@ public class WayLinker extends MapCreatorBase
       FrozenLongMap<OsmNodeP> nodesMapFrozen = new FrozenLongMap<OsmNodeP>( nodesMap );
       nodesMap = nodesMapFrozen;
 
+      File restrictionFile = fileFromTemplate( wayfile, new File( nodeTilesIn.getParentFile(), "restrictions55" ), "rt5" );
       // read restrictions for nodes in nodesMap
-      DataInputStream di = new DataInputStream( new BufferedInputStream ( new FileInputStream( restrictionsFileIn ) ) );
+      if ( restrictionFile.exists() )
+      {
+        DataInputStream di = new DataInputStream( new BufferedInputStream ( new FileInputStream( restrictionFile ) ) );
         int ntr = 0;
         try
         {
@@ -174,6 +177,7 @@ public class WayLinker extends MapCreatorBase
           di.close();
         }
         System.out.println( "read " + ntr + " turn-restrictions" );
+      }
 
       nodesList = nodesMapFrozen.getValueList();
     }