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Use longest edge in face for horizontal/vertical alignment (#20374)

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* App: Add second direction to getCameraAlignmentDirection()

* Part: Find longest face edge for horizontal/vertical alignment

* Gui: Use longest face edge for horizontal/vertical alignment

* App: Improve horizontal/vertical alignment for Datums and LCS
This commit is contained in:
Bas Ruigrok
2025-04-14 18:20:49 +02:00
committed by GitHub
parent 1f30874e7a
commit 7b46ac4cd6
7 changed files with 62 additions and 20 deletions
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10
src/Gui/View3DInventorViewer.cpp
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@@ -3564,11 +3564,13 @@ void View3DInventorViewer::alignToSelection()
const auto geoFeatureSubName = !splitSubName.empty() ? splitSubName.back() : "";
Base::Vector3d alignmentZ;
if (geoFeature->getCameraAlignmentDirection(alignmentZ, geoFeatureSubName.c_str())) {
Base::Vector3d alignmentX (0, 0, 0);
if (geoFeature->getCameraAlignmentDirection(alignmentZ, alignmentX, geoFeatureSubName.c_str())) {
// Find the x alignment
Base::Vector3d alignmentX;
Base::Rotation(Base::Vector3d(0, 0, -1), alignmentZ).multVec(Base::Vector3d(1, 0, 0), alignmentX);
// Find a x alignment if the geoFeature did not suggest any
if (alignmentX == Base::Vector3d (0, 0, 0)) {
Base::Rotation(-Base::Vector3d::UnitZ, alignmentZ).multVec(Base::Vector3d::UnitX, alignmentX);
}
// Convert to global coordinates
globalRotation.multVec(alignmentZ, alignmentZ);