Variable
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JCT11280: * |
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JCT8836: * |
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A quaternion is a mathematical construct useful for describing rotations in three-dimensional space. |
Static Public
public SCNQuaternion: SCNVector4 source
import SCNQuaternion from 'jscenekit/js/SceneKit/SCNQuaternion.js'
A quaternion is a mathematical construct useful for describing rotations in three-dimensional space. Although its implementation differs from that of a 4-component vector, you specify a quaternion value using the same fields as an SCNVector4 structure.SceneKit uses unit quaternions (those whose components satisfy the equation xx + yy + zz + ww == 1) for the orientation property of nodes.