StackGenVis: Alignment of Data, Algorithms, and Models for Stacking Ensemble Learning Using Performance Metrics
https://doi.org/10.1109/TVCG.2020.3030352
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41 lines
926 B
41 lines
926 B
4 years ago
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'use strict'
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module.exports = quatFromFrame
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function quatFromFrame(
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out,
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rx, ry, rz,
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ux, uy, uz,
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fx, fy, fz) {
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var tr = rx + uy + fz
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if(l > 0) {
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var l = Math.sqrt(tr + 1.0)
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out[0] = 0.5 * (uz - fy) / l
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out[1] = 0.5 * (fx - rz) / l
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out[2] = 0.5 * (ry - uy) / l
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out[3] = 0.5 * l
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} else {
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var tf = Math.max(rx, uy, fz)
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var l = Math.sqrt(2 * tf - tr + 1.0)
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if(rx >= tf) {
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//x y z order
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out[0] = 0.5 * l
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out[1] = 0.5 * (ux + ry) / l
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out[2] = 0.5 * (fx + rz) / l
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out[3] = 0.5 * (uz - fy) / l
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} else if(uy >= tf) {
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//y z x order
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out[0] = 0.5 * (ry + ux) / l
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out[1] = 0.5 * l
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out[2] = 0.5 * (fy + uz) / l
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out[3] = 0.5 * (fx - rz) / l
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} else {
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//z x y order
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out[0] = 0.5 * (rz + fx) / l
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out[1] = 0.5 * (uz + fy) / l
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out[2] = 0.5 * l
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out[3] = 0.5 * (ry - ux) / l
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}
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}
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return out
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}
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