private int CrossingMinimizationBetweenLayers(
[NotNull, ItemNotNull] ref AlternatingLayer alternatingLayer,
int actualLayerIndex,
int nextLayerIndex,
bool enableSameMeasureOptimization,
int prevCrossCount,
int phase)
{
// Decide which way we are sweeping (up or down)
// Straight = down, reverse = up
bool straightSweep = actualLayerIndex < nextLayerIndex;
AlternatingLayer nextAlternatingLayer = alternatingLayer.Clone();
// 1
AppendSegmentsToAlternatingLayer(nextAlternatingLayer, straightSweep);
// 2
ComputeMeasureValues(alternatingLayer, nextLayerIndex, straightSweep);
nextAlternatingLayer.SetPositions();
// 3
nextAlternatingLayer = InitialOrderingOfNextLayer(nextAlternatingLayer, _layers[nextLayerIndex], straightSweep);
// 4
PlaceQVertices(nextAlternatingLayer, _layers[nextLayerIndex], straightSweep);
nextAlternatingLayer.SetPositions();
// 5
int crossCount = DoCrossCountingAndOptimization(
alternatingLayer,
nextAlternatingLayer,
straightSweep,
enableSameMeasureOptimization,
phase == 2,
prevCrossCount);
// 6
nextAlternatingLayer.EnsureAlternatingAndPositions();
alternatingLayer = nextAlternatingLayer;
return(crossCount);
}
private int CrossingMinimizationBetweenLayers(
ref AlternatingLayer alternatingLayer,
int actualLayerIndex,
int nextLayerIndex,
bool enableSameMeasureOptimization,
int prevCrossCount,
int phase,
CancellationToken cancellationToken)
{
//decide which way we are sweeping (up or down)
//straight = down, reverse = up
bool straightSweep = (actualLayerIndex < nextLayerIndex);
var nextAlternatingLayer = alternatingLayer.Clone();
/* 1 */
AppendSegmentsToAlternatingLayer(nextAlternatingLayer, straightSweep);
/* 2 */
ComputeMeasureValues(alternatingLayer, nextLayerIndex, straightSweep, cancellationToken);
nextAlternatingLayer.SetPositions();
/* 3 */
nextAlternatingLayer = InitialOrderingOfNextLayer(nextAlternatingLayer, _layers[nextLayerIndex], straightSweep);
/* 4 */
PlaceQVertices(nextAlternatingLayer, _layers[nextLayerIndex], straightSweep, cancellationToken);
nextAlternatingLayer.SetPositions();
/* 5 */
int crossCount = DoCrossCountingAndOptimization(alternatingLayer, nextAlternatingLayer, straightSweep, enableSameMeasureOptimization, (phase == 2), prevCrossCount, cancellationToken);
/* 6 */
nextAlternatingLayer.EnsureAlternatingAndPositions();
alternatingLayer = nextAlternatingLayer;
return(crossCount);
}
