Class OCCTAssemblyQuery

Returns OCCTAssemblyQuery

Returns Promise<DocumentPartInfo[]>

Array of part/assembly info objects

const parts = await occt.assembly.query.getDocumentParts({ document });
for (const part of parts) {
    console.log(`${part.name}: ${part.type} at label ${part.label}`);
}
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Returns Promise<TopoDSShapePointer>

The shape at the given label

const shape = await occt.assembly.query.getShapeFromLabel({
    document,
    label: "0:1:1:1"
});
const mesh = await occt.shapes.face.getFaceMeshes({ shape });
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Returns Promise<LabelColorInfo>

Color info including hasColor, r, g, b, a

const colorInfo = await occt.assembly.query.getLabelColor({
    document,
    label: "0:1:1:1"
});
if (colorInfo.hasColor) {
    console.log(`Color: rgb(${colorInfo.r}, ${colorInfo.g}, ${colorInfo.b})`);
}
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Returns Promise<LabelTransformInfo>

Transform info including matrix, translation, quaternion, scale

const transform = await occt.assembly.query.getLabelTransform({
    document,
    label: "0:1:1:1"
});
console.log("Translation:", transform.translation);
console.log("Rotation (quaternion):", transform.quaternion);
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Returns Promise<LabelInfo>

Detailed label info including type, flags, children

const info = await occt.assembly.query.getLabelInfo({
    document,
    label: "0:1:1:1"
});
console.log(`Type: ${info.type}, Is assembly: ${info.isAssembly}`);
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Returns Promise<AssemblyHierarchyResult>

Assembly hierarchy with all nodes

const hierarchy = await occt.assembly.query.getAssemblyHierarchy({
    document
});
console.log("Root nodes:", hierarchy.roots);
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