- Fixed a bad line in RemovePoint.

- Removed RemovedPoints function for now as it is broken and the implementation is more complex than expected.

InstancedMeshLines/Plugins/InstancedMeshLineRendering/Source/InstancedMeshLineRendering/Private/GPUInstancedLineComponent.cpp

@@ -958,7 +958,6 @@ bool UGPUInstancedLineComponent::RemovePoint(int32 LineId, int32 PointId)
 	const GPULineIndices& Indices = Line[PointId];
 	const int32 LineTextureIndex = Indices.Value;
 	const int32 RemovedInstanceId = Indices.Key;
-	RemoveInstance(10);
 
 	if (PointId == 0)
 	{
@@ -1017,68 +1016,12 @@ bool UGPUInstancedLineComponent::RemovePoint(int32 LineId, int32 PointId)
 	return true;
 }
 
+// todo
 bool UGPUInstancedLineComponent::RemovePoints(int32 LineId, int32 StartingPointId, int32 NumberOfPoints)
 {
 	TRACE_CPUPROFILER_EVENT_SCOPE(TEXT("UGPUInstancedLineComponent::RemoveLine"))
 
-	GPULineArray& Line = LineMap[LineId];
-	const GPULineIndices& Indices = Line[StartingPointId];
-	const int32 LineTextureIndex = Indices.Value;
-
-	if(StartingPointId == 0)
-	{
-		Line[StartingPointId + NumberOfPoints].Value = 0;
-	}
-
-	LinearLineData.RemoveAt(LineTextureIndex, NumberOfPoints);
-
-	// Segment at the end of the line?
-	if (StartingPointId + NumberOfPoints == Line.Num())
-	{
-		RemoveInstance(Line[StartingPointId - 1].Key);
-		Line[StartingPointId - 1].Key = -1;
-		for(int32 i = 0; i < NumberOfPoints - 1; ++i)
-		{
-			RemoveInstance(Line[StartingPointId + i].Key);
-		}
-	}
-	else
-	{
-		for (int32 i = 0; i < NumberOfPoints; ++i)
-		{
-			RemoveInstance(Line[StartingPointId + i].Key);
-		}		
-		// Update the following segments in this line:
-		for (int32 i = StartingPointId + NumberOfPoints + 1; i < Line.Num(); ++i)
-		{
-			Line[i].Value -= NumberOfPoints;
-			Line[i].Key -= NumberOfPoints;
-			SetCustomDataValue(Line[i].Key, 4, Line[i].Value);
-		}
-	}
-
-	Line.RemoveAt(StartingPointId, NumberOfPoints);
-
-	// Update all following lines
-	for (TPair<int32, GPULineArray>& Pair : LineMap)
-	{
-		GPULineArray& LineArray = Pair.Value;
-		if (LineArray[0].Value > LineTextureIndex) // todo test, maybe needs to be >=
-		{
-			for (int32 i = 0; i < LineArray.Num(); ++i)
-			{
-				LineArray[i].Value -= NumberOfPoints;
-				LineArray[i].Key -= NumberOfPoints;
-				SetCustomDataValue(LineArray[i].Key, 4, LineArray[i].Value, false);
-			}
-		}
-	}
-
-	CurrentTextureIndex -= NumberOfPoints;
-	CurrentTextureMarker.X = CurrentTextureIndex % TextureWidth;
-	CurrentTextureMarker.Y = CurrentTextureIndex / TextureWidth;
 	
-	UpdateWholeTexture();
 	
-	return true;
+	return false;
 }