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> Unreal Engine API Reference > Plugins > DynamicMesh > FMeshRefinerBase > FMeshRefinerBase::CheckIfFlipInvertsNormals

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FMeshRefinerBase::CheckIfFlipInvertsNormals

Check if edge flip might reverse normal direction.

Windows

MacOS

Linux

References

Module	DynamicMesh
Header	/Engine/Plugins/Experimental/GeometryProcessing/Source/DynamicMesh/Public/MeshRefinerBase.h
Include	#include "MeshRefinerBase.h"
Source	/Engine/Plugins/Experimental/GeometryProcessing/Source/DynamicMesh/Private/MeshRefinerBase.cpp

Syntax

bool CheckIfFlipInvertsNormals
(
    int a,
    int b,
    int c,
    int d,
    int t0
) const

Remarks

Check if edge flip might reverse normal direction. Not entirely clear on how to best implement this test. Currently checking if any normal-pairs are reversed. Check if edge flip might reverse normal direction. Not entirely clear on how to best implement this test. Currently checking if any normal-pairs are reversed.

Parameters

Parameter	Description
a	first vertex of edge
b	second vertex of edge
c	opposing vertex 1
d	opposing vertex 2
t0	index of triangle containing [a,b,c]

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