/// <summary>
/// Increases the memory allocation.
/// </summary>
/// <param name="size"></param>
private void IncreaseVertexSize(long size)
{
var oldLength = _coordinates.Length;
_coordinates.Resize(size);
_vertices.Resize(size);
}
/// <summary>
/// Increases the memory allocation.
/// </summary>
private void IncreaseEdgeSize(long size)
{
var oldLength = _edges.Length;
_edges.Resize(size);
_edgeData.Resize(size / EDGE_SIZE);
_edgeShapes.Resize(size / EDGE_SIZE);
}
/// <summary>
/// Increases the memory allocation.
/// </summary>
/// <param name="size"></param>
private void IncreaseVertexSize(long size)
{
var oldLength = _coordinates.Length;
_coordinates.Resize(size);
_vertices.Resize(size);
for (long idx = oldLength; idx < size; idx++)
{
_vertices[idx] = NO_EDGE;
}
}
/// <summary>
/// Resizes this array.
/// </summary>
/// <param name="size"></param>
public void Resize(long size)
{
_index.Resize(size);
long bestSize = size * 2 * ESTIMATED_SIZE;
if (bestSize < _coordinates.Length)
{ // make sure all coordinate data is saved.
bestSize = _coordinates.Length;
}
_coordinates.Resize(bestSize);
}
/// <summary>
/// Increases the memory allocation.
/// </summary>
private void IncreaseEdgeSize(long size)
{
var oldLength = _edges.Length;
_edges.Resize(size);
for (long idx = oldLength; idx < size; idx++)
{
_edges[idx] = NO_EDGE;
}
_edgeData.Resize(size / EDGE_SIZE);
_edgeShapes.Resize(size / EDGE_SIZE);
}
/// <summary>
/// Creates a new in-memory graph.
/// </summary>
/// <param name="sizeEstimate"></param>
/// <param name="coordinateArray"></param>
/// <param name="vertexArray"></param>
/// <param name="edgesArray"></param>
/// <param name="edgeDataArray"></param>
/// <param name="edgeShapeArray"></param>
protected MemoryDirectedGraph(long sizeEstimate, IHugeArray <GeoCoordinateSimple> coordinateArray,
IHugeArray <uint> vertexArray, IHugeArray <uint> edgesArray, IHugeArray <TEdgeData> edgeDataArray, HugeCoordinateCollectionIndex edgeShapeArray)
{
_nextVertexId = 1;
_nextEdgeId = 0;
_vertices = vertexArray;
_vertices.Resize(sizeEstimate);
_coordinates = coordinateArray;
_coordinates.Resize(sizeEstimate);
_edges = edgesArray;
_edges.Resize(sizeEstimate * 3 * EDGE_SIZE);
_edgeData = edgeDataArray;
_edgeData.Resize(sizeEstimate * 3);
_edgeShapes = edgeShapeArray;
_edgeShapes.Resize(sizeEstimate * 3);
}
/// <summary>
/// Creates a new in-memory graph.
/// </summary>
/// <param name="sizeEstimate"></param>
/// <param name="coordinateArray"></param>
/// <param name="vertexArray"></param>
/// <param name="edgesArray"></param>
/// <param name="edgeDataArray"></param>
/// <param name="edgeShapeArray"></param>
protected MemoryDynamicGraph(long sizeEstimate, IHugeArray <GeoCoordinateSimple> coordinateArray, IHugeArray <uint> vertexArray, IHugeArray <uint> edgesArray, IHugeArray <TEdgeData> edgeDataArray, IHugeArray <GeoCoordinateSimple[]> edgeShapeArray)
{
_nextVertexId = 1;
_nextEdgeId = 0;
_vertices = vertexArray;
_vertices.Resize(sizeEstimate);
for (int idx = 0; idx < sizeEstimate; idx++)
{
_vertices[idx] = NO_EDGE;
}
_coordinates = coordinateArray;
_coordinates.Resize(sizeEstimate);
_edges = edgesArray;
_edges.Resize(sizeEstimate * 3 * EDGE_SIZE);
for (int idx = 0; idx < sizeEstimate * 3 * EDGE_SIZE; idx++)
{
_edges[idx] = NO_EDGE;
}
_edgeData = edgeDataArray;
_edgeData.Resize(sizeEstimate * 3);
_edgeShapes = edgeShapeArray;
_edgeShapes.Resize(sizeEstimate * 3);
}
/// <summary>
/// Increases the size of this index.
/// </summary>
/// <param name="idx"></param>
private void IncreaseSize(long idx)
{
_coordinates.Resize((idx * 2) + 100000);
}