Method Mutate

Source/PCGExtendedToolkit/Private/Paths/PCGExPaths.cpp:644–669

}

void FPCGExSplineMeshMutationDetails::Mutate(const int32 PointIndex, PCGExPaths::FSplineMeshSegment& InSegment)
{
	if (!bPushStart && !bPushEnd) { return; }

	const double Size = (bPushStart || bPushEnd) && (bRelativeStart || bRelativeEnd) ? FVector::Dist(InSegment.Params.StartPos, InSegment.Params.EndPos) : 1;
	const FVector StartDir = InSegment.Params.StartTangent.GetSafeNormal();
	const FVector EndDir = InSegment.Params.EndTangent.GetSafeNormal();

	if (bPushStart)
	{
		const double Factor = StartAmount->Read(PointIndex);
		const double Dist = bRelativeStart ? Size * Factor : Factor;

		InSegment.Params.StartPos -= StartDir * Dist;
		InSegment.Params.StartTangent = StartDir * (InSegment.Params.StartTangent.Size() + Dist * 3);
	}

	if (bPushEnd)
	{
		const double Factor = EndAmount->Read(PointIndex);
		const double Dist = bRelativeEnd ? Size * Factor : Factor;

		InSegment.Params.EndPos += EndDir * Dist;
		InSegment.Params.EndTangent = EndDir * (InSegment.Params.EndTangent.Size() + Dist * 3);
	}
}

#undef LOCTEXT_NAMESPACE
#undef PCGEX_NAMESPACE