/// <summary> Creates instance of <see cref="Apartment"/>. </summary>
public Apartment(IObjectPool objectPool)
{
_objectPool = objectPool;
OuterWalls = objectPool.NewList <int>(16);
TransitWalls = objectPool.NewList <int>(16);
PartitionWalls = objectPool.NewList <int>(16);
}
/// <summary> Initializes a new instance of the <see cref="Polygon" /> class. </summary>
/// <param name="capacity">The default capacity for the points list.</param>
/// <param name="objectPool">Object pool.</param>
public Polygon(int capacity, IObjectPool objectPool)
{
_objectPool = objectPool;
Points = _objectPool.NewList <Vertex>(capacity);
Holes = _objectPool.NewList <Point>();
Segments = _objectPool.NewList <Edge>();
}
private List <Point> GetVertices(Path path, RenderMode renderMode, ref Rectangle2d rect)
{
// do not split path for overview mode
var points = _objectPool.NewList <Point>(path.Count);
bool isOverview = renderMode == RenderMode.Overview;
// split path for scene mode
var lastItemIndex = path.Count - 1;
for (int i = 0; i <= lastItemIndex; i++)
{
var start = path[i];
var end = path[i == lastItemIndex ? 0 : i + 1];
var p1 = new Point(Math.Round(start.X / Scale, MathUtils.RoundDigitCount),
Math.Round(start.Y / Scale, MathUtils.RoundDigitCount));
var p2 = new Point(Math.Round(end.X / Scale, MathUtils.RoundDigitCount),
Math.Round(end.Y / Scale, MathUtils.RoundDigitCount));
if (isOverview &&
(!rect.IsOnBorder(new Vector2d(p1.X, p1.Y)) ||
!rect.IsOnBorder(new Vector2d(p2.X, p2.Y))))
{
points.Add(p1);
continue;
}
_lineGridSplitter.Split(p1, p2, _objectPool, points);
}
return(points);
}
private Way ReadWay(BinaryReader reader)
{
Way way = new Way();
var count = reader.ReadUInt16();
// TODO use object pool
var coordinates = _objectPool.NewList <GeoCoordinate>(count);
for (int i = 0; i < count; i++)
{
coordinates.Add(ReadCoordinate(reader));
}
way.Coordinates = coordinates;
return(way);
}
public Floor(IObjectPool objectPool)
{
_objectPool = objectPool;
Entrances = objectPool.NewList <LineSegment2d>(1);
Apartments = objectPool.NewList <Apartment>(16);
Stairs = objectPool.NewList <Vector2d>(32);
OuterWalls = objectPool.NewList <LineSegment2d>(32);
PartitionWalls = objectPool.NewList <LineSegment2d>(32);
TransitWalls = objectPool.NewList <LineSegment2d>(32);
}
/// <summary>
/// Reduces the number of points
/// </summary>
public static void Reduce(List <Vector2d> source, List <Vector2d> destination, Double tolerance, IObjectPool objectPool)
{
if (source == null || source.Count < 3)
{
destination.AddRange(source);
return;
}
Int32 firstPoint = 0;
Int32 lastPoint = source.Count - 1;
var pointIndexsToKeep = objectPool.NewList <int>(128);
//Add the first and last index to the keepers
pointIndexsToKeep.Add(firstPoint);
pointIndexsToKeep.Add(lastPoint);
//The first and the last point can not be the same
while (source[firstPoint].Equals(source[lastPoint]))
{
lastPoint--;
}
Reduce(source, firstPoint, lastPoint, tolerance, pointIndexsToKeep);
pointIndexsToKeep.Sort();
for (int i = 0; i < pointIndexsToKeep.Count; i++)
{
var index = pointIndexsToKeep[i];
// NOTE do not add items twice due to bug in implementation
if (i > 0 && pointIndexsToKeep[i - 1] == pointIndexsToKeep[i])
{
continue;
}
destination.Add(source[index]);
}
objectPool.StoreList(pointIndexsToKeep);
}
/// <summary> Splits line to segments. </summary>
public void Split(Point s, Point e, IObjectPool objectPool, List <Point> result)
{
var start = new Point(s.X, s.Y);
var end = new Point(e.X, e.Y);
var points = objectPool.NewList <Point>();
points.Add(s);
double slope = (e.Y - s.Y) / (e.X - s.X);
if (double.IsInfinity(slope) || Math.Abs(slope) < double.Epsilon)
{
ZeroSlope(s, e, points);
}
else
{
NormalCase(start, end, slope, points);
}
MergeResults(points, result);
objectPool.StoreList(points);
}
/// <summary> Creates instance of <see cref="TerrainMeshData"/>. </summary>
/// <param name="objectPool">Object pool.</param>
public TerrainMeshData(IObjectPool objectPool)
{
_objectPool = objectPool;
Triangles = _objectPool.NewList <TerrainMeshTriangle>(2048);
}
