private void CollectSimilarContiguousAdjacentSurfaces(LevelEntity_Side centralSide, LevelEntity_Side.DataSources centralDataSource, bool left)
{
var centralLine = LevelEntity_Level.Instance.Level.Lines[centralSide.NativeObject.LineIndex];
var centralEndpointIndex = centralSide.NativeObject.EndpointIndex(LevelEntity_Level.Instance.Level, centralLine, left);
var neighborLines = LevelEntity_Level.Instance.Level.EndpointLines[centralEndpointIndex];
foreach (var neighborLine in neighborLines)
{
if (neighborLine == centralLine)
{
continue;
}
var neighborFlowsOutward = neighborLine.EndpointIndexes[0] == centralEndpointIndex;
var neighborIsClockwise = neighborFlowsOutward != left;
var neighborSide = neighborLine.GetRuntimeSide(LevelEntity_Level.Instance.Level, neighborIsClockwise);
if (neighborSide == null)
{
continue;
}
if (CheckIfSimilarAndContiguous(centralSide, centralDataSource,
neighborSide, LevelEntity_Side.DataSources.Primary,
neighborFlowsOutward, left,
out var alignmentGroupeePrimary) &&
!alignmentGroup.Any(surface => surface.DestinationSurface == alignmentGroupeePrimary.DestinationSurface) &&
alignmentGroupeePrimary.DestinationSurface != this)
{
alignmentGroup.Add(alignmentGroupeePrimary);
}
if (CheckIfSimilarAndContiguous(centralSide, centralDataSource,
neighborSide, LevelEntity_Side.DataSources.Secondary,
neighborFlowsOutward, left,
out var alignmentGroupeeSecondary) &&
!alignmentGroup.Any(surface => surface.DestinationSurface == alignmentGroupeeSecondary.DestinationSurface) &&
alignmentGroupeeSecondary.DestinationSurface != this)
{
alignmentGroup.Add(alignmentGroupeeSecondary);
}
if (CheckIfSimilarAndContiguous(centralSide, centralDataSource,
neighborSide, LevelEntity_Side.DataSources.Transparent,
neighborFlowsOutward, left,
out var alignmentGroupeeTransparent) &&
!alignmentGroup.Any(surface => surface.DestinationSurface == alignmentGroupeeTransparent.DestinationSurface) &&
alignmentGroupeeTransparent.DestinationSurface != this)
{
alignmentGroup.Add(alignmentGroupeeTransparent);
}
}
}
private bool CheckIfSimilarAndContiguous(LevelEntity_Side sourceSide, LevelEntity_Side.DataSources sourceDataSource,
LevelEntity_Side destinationSide, LevelEntity_Side.DataSources destinationDataSource,
bool destinationFlowsOutward, bool destinationIsLeftOfSource,
out AlignmentGroupee alignmentGroupee)
{
short sourceLowHeight = 0;
short sourceHighHeight = 0;
ShapeDescriptor sourceShapeDescriptor = ShapeDescriptor.Empty;
switch (sourceDataSource)
{
case LevelEntity_Side.DataSources.Primary:
sourceLowHeight = sourceSide.PrimaryLowElevation;
sourceHighHeight = sourceSide.PrimaryHighElevation;
sourceShapeDescriptor = sourceSide.NativeObject.Primary.Texture;
break;
case LevelEntity_Side.DataSources.Secondary:
sourceLowHeight = sourceSide.SecondaryLowElevation;
sourceHighHeight = sourceSide.SecondaryHighElevation;
sourceShapeDescriptor = sourceSide.NativeObject.Secondary.Texture;
break;
case LevelEntity_Side.DataSources.Transparent:
sourceLowHeight = sourceSide.TransparentLowElevation;
sourceHighHeight = sourceSide.TransparentHighElevation;
sourceShapeDescriptor = sourceSide.NativeObject.Transparent.Texture;
break;
}
alignmentGroupee = new AlignmentGroupee();
alignmentGroupee.SourceSide = sourceSide;
alignmentGroupee.SourceDataSource = sourceDataSource;
alignmentGroupee.DestinationSide = destinationSide;
alignmentGroupee.DestinationDataSource = destinationDataSource;
alignmentGroupee.DestinationFlowsOutward = destinationFlowsOutward;
alignmentGroupee.DestinationIsLeftOfSource = destinationIsLeftOfSource;
switch (destinationDataSource)
{
case LevelEntity_Side.DataSources.Primary:
if (destinationSide.PrimarySurface &&
sourceLowHeight <= destinationSide.PrimaryHighElevation &&
destinationSide.PrimaryLowElevation <= sourceHighHeight &&
destinationSide.NativeObject.Primary.Texture.Equals(sourceShapeDescriptor))
{
alignmentGroupee.DestinationSurface = destinationSide.PrimarySurface;
return(true);
}
break;
case LevelEntity_Side.DataSources.Secondary:
if (destinationSide.SecondarySurface &&
sourceLowHeight <= destinationSide.SecondaryHighElevation &&
destinationSide.SecondaryLowElevation <= sourceHighHeight &&
destinationSide.NativeObject.Secondary.Texture.Equals(sourceShapeDescriptor))
{
alignmentGroupee.DestinationSurface = destinationSide.SecondarySurface;
return(true);
}
break;
case LevelEntity_Side.DataSources.Transparent:
if (destinationSide.TransparentSurface &&
sourceLowHeight <= destinationSide.TransparentHighElevation &&
destinationSide.TransparentLowElevation <= sourceHighHeight &&
destinationSide.NativeObject.Transparent.Texture.Equals(sourceShapeDescriptor))
{
alignmentGroupee.DestinationSurface = destinationSide.TransparentSurface;
return(true);
}
break;
}
alignmentGroupee = new AlignmentGroupee();
return(false);
}
private void CollectSimilarContiguousAdjacentSurfaces(LevelEntity_Side centralSide, LevelEntity_Side.DataSources centralDataSource)
{
CollectSimilarContiguousAdjacentSurfaces(centralSide, centralDataSource, left: true);
CollectSimilarContiguousAdjacentSurfaces(centralSide, centralDataSource, left: false);
}
private void AlignDestinationToSource(LevelEntity_Side sourceSide, LevelEntity_Side.DataSources sourceDataSource, LevelEntity_Side destinationSide, LevelEntity_Side.DataSources destinationDataSource, bool destinationFlowsOutward, bool destinationIsLeftOfSource, bool rebatch)
{
short sourceX;
short sourceY;
short destinationHeight;
short sourceHeight;
switch (destinationDataSource)
{
case LevelEntity_Side.DataSources.Primary:
destinationHeight = destinationSide.PrimaryHighElevation;
break;
case LevelEntity_Side.DataSources.Secondary:
destinationHeight = destinationSide.SecondaryHighElevation;
break;
case LevelEntity_Side.DataSources.Transparent:
destinationHeight = destinationSide.TransparentHighElevation;
break;
default:
return;
}
switch (sourceDataSource)
{
case LevelEntity_Side.DataSources.Primary:
sourceX = sourceSide.NativeObject.Primary.X;
sourceY = sourceSide.NativeObject.Primary.Y;
sourceHeight = sourceSide.PrimaryHighElevation;
break;
case LevelEntity_Side.DataSources.Secondary:
sourceX = sourceSide.NativeObject.Secondary.X;
sourceY = sourceSide.NativeObject.Secondary.Y;
sourceHeight = sourceSide.SecondaryHighElevation;
break;
case LevelEntity_Side.DataSources.Transparent:
sourceX = sourceSide.NativeObject.Transparent.X;
sourceY = sourceSide.NativeObject.Transparent.Y;
sourceHeight = sourceSide.TransparentHighElevation;
break;
default:
return;
}
short horizontalOffset = destinationIsLeftOfSource ?
(short)-LevelEntity_Level.Instance.Lines[destinationSide.NativeObject.LineIndex].NativeObject.Length :
LevelEntity_Level.Instance.Lines[sourceSide.NativeObject.LineIndex].NativeObject.Length;
short newX = (short)(sourceX + horizontalOffset);
short newY = (short)(sourceHeight - destinationHeight + sourceY);
destinationSide.SetOffset(destinationDataSource,
newX,
newY,
rebatch);
}