我正在尝试使用光线投射器来识别一排要在鼠标悬停上突出显示/着色的3D立方体。我关注了这篇文章 在三个js中使用鼠标悬停更改网格的颜色。我面临的问题是,它只突出显示一个立方体,即鼠标所在的立方体,而不是整行。请在下面找到我的伪代码:
var cubesList = new THREE.Group();
function createScene () {
var cubeSize = 2;
for ( var i = 0; i < noOfEntries; i++ ) {
var entry = entries[ i ];
var entryObjects = entry.objects;
var entryCubesGroup = new THREE.Group();
var noOfObjects = entry.objects.length;
for ( var j = 0; j < noOfObjects; j++ ) {
var object = entryObjects[ j ];
var cube = createCube( cubeSize ); //THREE.Object3d group of 9 cubes
entryCubesGroup.add( cube );
if ( j === Math.round( noOfObjects / 4 ) - 1 && i === Math.round( noOfEntries / 4 ) - 1 ) {
cameraTarget = cube;
}
}
cubesList.add( entryCubesGroup );
}
scene.add( cubesList );
camera.position.x = 15;
camera.position.y = 15;
camera.position.z = 15;
camera.lookAt( new THREE.Vector3( cameraTarget.position.x, cameraTarget.position.y, cameraTarget.position.z ) );
var light = new THREE.PointLight( 0xffffff, 1, 0 );
light.position.set( 15, 15, 5 );
light.castShadow = true;
scene.add( light );
}
function animate () {
renderer.render( scene, camera );
update();
}
function onDocumentMouseMove ( event ) {
event.preventDefault();
mouse.x = ( event.clientX / renderer.domElement.width ) * 2 - 1;
mouse.y = -( event.clientY / renderer.domElement.height ) * 2 + 1;
animate();
}
有没有办法将一行中的所有立方体突出显示为黄色,而不仅仅是一个立方体?
斯蒂芬大帝
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