Examples with HyperEdgeSegmentDependency org.eclipse.elk.alg.layered.p5edges.orthogonal.HyperEdgeSegmentDependency used on opensource projects

Example 1 with HyperEdgeSegmentDependency

use of org.eclipse.elk.alg.layered.p5edges.orthogonal.HyperEdgeSegmentDependency in project elk by eclipse.

the class JsonDebugUtil method createDebugGraph.

/**
 * Writes a debug graph for the given list of hypernodes.
 *
 * @param layeredGraph
 *            the layered graph
 * @param hypernodes
 *            a list of hypernodes
 * @return hypernode graph in JSON format.
 */
public static String createDebugGraph(final LGraph layeredGraph, final List<HyperEdgeSegment> hypernodes) {
    StringWriter writer = new StringWriter();
    beginGraph(writer, layeredGraph);
    beginChildNodeList(writer, 1);
    String indent1 = Strings.repeat(INDENT, 2);
    // SUPPRESS CHECKSTYLE MagicNumber
    String indent2 = Strings.repeat(INDENT, 3);
    int edgeId = 0;
    Iterator<HyperEdgeSegment> hypernodeIterator = hypernodes.iterator();
    StringBuffer edges = new StringBuffer();
    while (hypernodeIterator.hasNext()) {
        HyperEdgeSegment hypernode = hypernodeIterator.next();
        writer.write("\n" + indent1 + "{\n" + indent2 + "\"id\": \"n" + System.identityHashCode(hypernode) + "\",\n" + indent2 + "\"labels\": [ { \"text\": \"" + hypernode.toString() + "\" } ],\n" + indent2 + "\"width\": 50,\n" + indent2 + "\"height\": 25\n" + indent1 + "}");
        if (hypernodeIterator.hasNext()) {
            writer.write(",");
        }
        Iterator<HyperEdgeSegmentDependency> dependencyIterator = hypernode.getOutgoingSegmentDependencies().iterator();
        while (dependencyIterator.hasNext()) {
            HyperEdgeSegmentDependency dependency = dependencyIterator.next();
            edges.append("\n" + indent1 + "{\n" + indent2 + "\"id\": \"e" + edgeId++ + "\",\n" + indent2 + "\"source\": \"n" + System.identityHashCode(hypernode) + "\",\n" + indent2 + "\"target\": \"n" + System.identityHashCode(dependency.getTarget()) + "\"\n" + indent1 + "},");
        }
    }
    endChildNodeList(writer, 1);
    if (edges.length() > 0) {
        edges.deleteCharAt(edges.length() - 1);
    }
    writer.write(INDENT + "\"edges\": [" + edges + "\n" + INDENT + "]");
    endGraph(writer);
    return writer.toString();
}

Example 2 with HyperEdgeSegmentDependency

use of org.eclipse.elk.alg.layered.p5edges.orthogonal.HyperEdgeSegmentDependency in project elk by eclipse.

the class DotDebugUtil method createDebugGraph.

/**
 * Writes a debug graph for the given list of hypernodes.
 *
 * @param layeredGraph the layered graph
 * @param hypernodes a list of hypernodes
 * @return hypernodes graph in DOT format.
 */
public static String createDebugGraph(final LGraph layeredGraph, final List<HyperEdgeSegment> hypernodes) {
    StringWriter writer = new StringWriter();
    writer.write("digraph {\n");
    // Write hypernode information
    for (HyperEdgeSegment hypernode : hypernodes) {
        writer.write("  " + hypernode.hashCode() + "[label=\"" + hypernode.toString() + "\"]\n");
    }
    // Write dependency information
    for (HyperEdgeSegment hypernode : hypernodes) {
        for (HyperEdgeSegmentDependency dependency : hypernode.getOutgoingSegmentDependencies()) {
            writer.write("  " + hypernode.hashCode() + "->" + dependency.getTarget().hashCode() + "[label=\"" + dependency.getType().name() + " (" + dependency.getWeight() + ")\"]\n");
        }
    }
    writer.write("}\n");
    return writer.toString();
}

Example 3 with HyperEdgeSegmentDependency

use of org.eclipse.elk.alg.layered.p5edges.orthogonal.HyperEdgeSegmentDependency in project elk by eclipse.

the class RoutingSlotAssigner method assignRawRoutingSlotsToSegments.

/**
 * This will assign routing slots to the segments as if the four port sides were completely dependent. However,
 * they are not. If the northern port side has 6 routing slots, that doesn't mean the eastern side will need 6 as
 * well.
 */
private void assignRawRoutingSlotsToSegments() {
    Queue<HyperEdgeSegment> sinks = new LinkedList<>();
    // these, we also reset the in- and out weights to the number of incoming and outgoing dependencies
    for (HyperEdgeSegment segment : hyperEdgeSegments) {
        segment.setInWeight(segment.getIncomingSegmentDependencies().size());
        segment.setOutWeight(segment.getOutgoingSegmentDependencies().size());
        if (segment.getOutWeight() == 0) {
            segment.setRoutingSlot(0);
            sinks.add(segment);
        }
    }
    // Assign raw routing slots!
    while (!sinks.isEmpty()) {
        HyperEdgeSegment segment = sinks.poll();
        int nextRoutingSlot = segment.getRoutingSlot() + 1;
        for (HyperEdgeSegmentDependency inDependency : segment.getIncomingSegmentDependencies()) {
            HyperEdgeSegment sourceSegment = inDependency.getSource();
            sourceSegment.setRoutingSlot(Math.max(sourceSegment.getRoutingSlot(), nextRoutingSlot));
            sourceSegment.setOutWeight(sourceSegment.getOutWeight() - 1);
            if (sourceSegment.getOutWeight() == 0) {
                sinks.add(sourceSegment);
            }
        }
    }
}