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Co-Authored-By: 狸花猫/Claude-Qwen3.6-Plus 🐾
17 lines
410 B
JavaScript
17 lines
410 B
JavaScript
module.exports = cross
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/**
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* Computes the cross product of two vec2's
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* Note that the cross product must by definition produce a 3D vector
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*
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* @param {vec3} out the receiving vector
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* @param {vec2} a the first operand
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* @param {vec2} b the second operand
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* @returns {vec3} out
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*/
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function cross(out, a, b) {
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var z = a[0] * b[1] - a[1] * b[0]
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out[0] = out[1] = 0
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out[2] = z
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return out
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} |