removed some old stuff, added profiler, minor performance tuning
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42e9ddbdd1
commit
f70dd3c3ac
22 changed files with 234 additions and 802 deletions
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@ -6,22 +6,11 @@
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package btools.mapaccess;
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import btools.codec.MicroCache;
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import btools.codec.MicroCache1;
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import btools.codec.MicroCache2;
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import btools.util.ByteArrayUnifier;
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public class OsmNode implements OsmPos
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{
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public static final int EXTERNAL_BITMASK = 0x80; // old semantic
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public static final int SIGNLON_BITMASK = 0x80;
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public static final int SIGNLAT_BITMASK = 0x40;
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public static final int TRANSFERNODE_BITMASK = 0x20;
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public static final int WRITEDESC_BITMASK = 0x10;
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public static final int SKIPDETAILS_BITMASK = 0x08;
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public static final int NODEDESC_BITMASK = 0x04;
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public static final int RESERVED1_BITMASK = 0x02;
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public static final int RESERVED2_BITMASK = 0x01;
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public OsmNode()
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{
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}
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@ -146,21 +135,17 @@ public class OsmNode implements OsmPos
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return "" + getIdFromPos();
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}
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public void parseNodeBody( MicroCache mc, OsmNodesMap hollowNodes, DistanceChecker dc )
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public void parseNodeBody( MicroCache mc, OsmNodesMap hollowNodes )
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{
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if ( mc instanceof MicroCache1 )
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if ( mc instanceof MicroCache2 )
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{
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parseNodeBody1( (MicroCache1) mc, hollowNodes, dc );
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}
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else if ( mc instanceof MicroCache2 )
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{
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parseNodeBody2( (MicroCache2) mc, hollowNodes, dc );
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parseNodeBody2( (MicroCache2) mc, hollowNodes );
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}
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else
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throw new IllegalArgumentException( "unknown cache version: " + mc.getClass() );
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}
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public void parseNodeBody2( MicroCache2 mc, OsmNodesMap hollowNodes, DistanceChecker dc )
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public void parseNodeBody2( MicroCache2 mc, OsmNodesMap hollowNodes )
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{
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ByteArrayUnifier abUnifier = hollowNodes.getByteArrayUnifier();
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@ -184,10 +169,6 @@ public class OsmNode implements OsmPos
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}
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byte[] geometry = mc.readDataUntil( endPointer );
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// preliminary hack: way-point-matching not here (done at decoding time)
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if ( dc != null )
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continue;
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if ( linklon == ilon && linklat == ilat )
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{
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continue; // skip self-ref
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@ -236,186 +217,10 @@ public class OsmNode implements OsmPos
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rlink.setGeometry( geometry );
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}
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}
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}
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hollowNodes.remove( this );
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}
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public void parseNodeBody1( MicroCache1 is, OsmNodesMap hollowNodes, DistanceChecker dc )
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{
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ByteArrayUnifier abUnifier = hollowNodes.getByteArrayUnifier();
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selev = is.readShort();
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while (is.hasMoreData())
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{
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int ilonref = ilon;
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int ilatref = ilat;
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boolean counterLinkWritten = false;
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OsmTransferNode firstTransferNode = null;
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OsmTransferNode lastTransferNode = null;
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int linklon;
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int linklat;
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byte[] description = null;
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for ( ;; )
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{
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int bitField = is.readByte();
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int dlon = is.readVarLengthUnsigned();
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int dlat = is.readVarLengthUnsigned();
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if ( ( bitField & SIGNLON_BITMASK ) != 0 )
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{
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dlon = -dlon;
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}
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if ( ( bitField & SIGNLAT_BITMASK ) != 0 )
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{
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dlat = -dlat;
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}
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linklon = ilonref + dlon;
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linklat = ilatref + dlat;
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ilonref = linklon;
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ilatref = linklat;
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// read variable length or old 8 byte fixed, and ensure that 8 bytes is
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// only fixed
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if ( ( bitField & WRITEDESC_BITMASK ) != 0 )
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{
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byte[] ab = new byte[is.readByte()];
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is.readFully( ab );
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description = abUnifier.unify( ab );
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}
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if ( ( bitField & NODEDESC_BITMASK ) != 0 )
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{
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byte[] ab = new byte[is.readByte()];
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is.readFully( ab );
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nodeDescription = abUnifier.unify( ab );
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}
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if ( ( bitField & RESERVED1_BITMASK ) != 0 )
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{
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byte[] ab = new byte[is.readByte()];
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is.readFully( ab );
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}
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if ( ( bitField & RESERVED2_BITMASK ) != 0 )
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{
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byte[] ab = new byte[is.readByte()];
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is.readFully( ab );
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}
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if ( ( bitField & SKIPDETAILS_BITMASK ) != 0 )
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{
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counterLinkWritten = true;
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}
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if ( description == null && !counterLinkWritten )
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throw new IllegalArgumentException( "internal error: missing way description!" );
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boolean isTransfer = ( bitField & TRANSFERNODE_BITMASK ) != 0;
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if ( isTransfer )
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{
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OsmTransferNode trans = new OsmTransferNode();
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trans.ilon = linklon;
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trans.ilat = linklat;
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trans.descriptionBitmap = description;
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trans.selev = (short) ( selev + is.readVarLengthSigned() );
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if ( lastTransferNode == null )
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{
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firstTransferNode = trans;
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}
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else
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{
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lastTransferNode.next = trans;
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}
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lastTransferNode = trans;
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}
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else
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{
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break;
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}
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}
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// performance shortcut: ignore link if out of reach
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if ( dc != null && !counterLinkWritten )
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{
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if ( !dc.isWithinRadius( ilon, ilat, firstTransferNode, linklon, linklat ) )
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{
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continue;
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}
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}
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if ( linklon == ilon && linklat == ilat )
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{
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continue; // skip self-ref
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}
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// first check the known links for that target
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OsmLink link = getCompatibleLink( linklon, linklat, counterLinkWritten, 2 );
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if ( link == null ) // .. not found, then check the hollow nodes
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{
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long targetNodeId = ( (long) linklon ) << 32 | linklat;
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OsmNode tn = hollowNodes.get( targetNodeId ); // target node
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if ( tn == null ) // node not yet known, create a new hollow proxy
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{
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tn = new OsmNode( linklon, linklat );
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tn.setHollow();
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hollowNodes.put( tn );
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}
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link = new OsmLink();
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link.targetNode = tn;
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link.counterLinkWritten = counterLinkWritten;
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link.state = 1;
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addLink( link );
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}
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// now we have a link with a target node -> get the reverse link
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OsmLink rlink = link.targetNode.getCompatibleLink( ilon, ilat, !counterLinkWritten, 1 );
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if ( rlink == null ) // .. not found, create it
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{
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rlink = new OsmLink();
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rlink.targetNode = this;
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rlink.counterLinkWritten = !counterLinkWritten;
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rlink.state = 2;
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link.targetNode.addLink( rlink );
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}
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if ( !counterLinkWritten )
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{
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// we have the data for that link, so fill both the link ..
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link.descriptionBitmap = description;
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link.encodeFirsttransfer( firstTransferNode );
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// .. and the reverse
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if ( rlink.counterLinkWritten )
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{
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rlink.descriptionBitmap = description; // default for no
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// transfer-nodes
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OsmTransferNode previous = null;
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OsmTransferNode rtrans = null;
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for ( OsmTransferNode trans = firstTransferNode; trans != null; trans = trans.next )
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{
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if ( previous == null )
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{
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rlink.descriptionBitmap = trans.descriptionBitmap;
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}
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else
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{
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previous.descriptionBitmap = trans.descriptionBitmap;
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}
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rtrans = new OsmTransferNode();
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rtrans.ilon = trans.ilon;
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rtrans.ilat = trans.ilat;
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rtrans.selev = trans.selev;
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rtrans.next = previous;
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rtrans.descriptionBitmap = description;
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previous = rtrans;
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}
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rlink.encodeFirsttransfer( rtrans );
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}
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}
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}
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if ( dc == null )
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{
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hollowNodes.remove( this );
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}
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}
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public boolean isHollow()
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{
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