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dghez/normalizedMouse.js

Created March 4, 2019 16:35
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Normalized mouse with center in center of the screen, for threejs
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normalizedMouse.js
const mousePos = { x: 0, y: 0 }
export default function (evt) {
mousePos.x = (evt.clientX / window.innerWidth) * 2 - 1
mousePos.y = -(evt.clientY / window.innerHeight) * 2 + 1
return mousePos
}
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