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akella/mouse.js

Created January 7, 2018 08:16
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  1. akella created this gist Jan 7, 2018.
    20 changes: 20 additions & 0 deletions mouse.js
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,20 @@
    function onDocumentMouseDown( event ) {
    event.preventDefault();

    mouse.x = ( event.clientX / window.innerWidth ) * 2 - 1;
    mouse.y = - ( event.clientY / window.innerHeight ) * 2 + 1;



    // find intersections
    raycaster.setFromCamera( mouse, camera );
    var intersects = raycaster.intersectObjects( scene.children );
    var vector = new THREE.Vector3().copy( intersects[ 0 ].point );

    intersects[ 0 ].object.worldToLocal( vector );
    mat.uniforms.mouse.value.x = vector.x;
    mat.uniforms.mouse.value.y = vector.y;

    }

    document.addEventListener( 'mousemove', onDocumentMouseDown, false );