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Fix mesh failure when direction of two nodes parallel to z axis

master
Jeremy Hu 2019-07-11 19:54:52 +09:30
parent f7b865f18b
commit 3c2b60a8cc
1 changed files with 12 additions and 1 deletions
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13
thirdparty/nodemesh/nodemesh/builder.cpp vendored
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@ -135,7 +135,18 @@ void Builder::resolveBaseNormalRecursively(size_t nodeIndex)
if (searchResult.second) {
resolveBaseNormalForLeavesRecursively(nodeIndex, searchResult.first);
} else {
resolveBaseNormalForLeavesRecursively(nodeIndex, QVector3D {0, 0, 1});
const std::vector<QVector3D> axisList = {
QVector3D {0, 0, 1},
QVector3D {0, 1, 0},
QVector3D {1, 0, 0}
};
for (const auto &axis: axisList) {
if (validateNormal(QVector3D::crossProduct(axis, node.traverseDirection).normalized())) {
resolveBaseNormalForLeavesRecursively(nodeIndex, axis);
return;
}
}
resolveBaseNormalForLeavesRecursively(nodeIndex, axisList[0]);
}
}
}