17 lines
478 B
JavaScript
17 lines
478 B
JavaScript
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module.exports = scaleAndAdd;
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/**
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* Adds two vec3's after scaling the second operand by a scalar value
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*
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* @param {vec3} out the receiving vector
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* @param {vec3} a the first operand
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* @param {vec3} b the second operand
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* @param {Number} scale the amount to scale b by before adding
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* @returns {vec3} out
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*/
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function scaleAndAdd(out, a, b, scale) {
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out[0] = a[0] + (b[0] * scale)
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out[1] = a[1] + (b[1] * scale)
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out[2] = a[2] + (b[2] * scale)
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return out
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}
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