THREE.js-如何在导入SVG的各个路径/多边形之间切换?
我已经使用SVGLoader导入了一个测试SVG,并且能够使用tween.js在SVG对象之间切换 我想在加载的SVG对象中的各个路径和多边形之间进行比较——这可能吗 SVGLoader:THREE.js-如何在导入SVG的各个路径/多边形之间切换?,svg,three.js,tween.js,Svg,Three.js,Tween.js,我已经使用SVGLoader导入了一个测试SVG,并且能够使用tween.js在SVG对象之间切换 我想在加载的SVG对象中的各个路径和多边形之间进行比较——这可能吗 SVGLoader: var loader = new THREE.SVGLoader(); loader.load( 'svg/test.svg', function ( paths ) { var group = new THREE.Group(); group.scale.multiplyScalar( 0
var loader = new THREE.SVGLoader();
loader.load( 'svg/test.svg', function ( paths ) {
var group = new THREE.Group();
group.scale.multiplyScalar( 0.25 );
group.position.x = -150;
group.position.y = 70;
group.scale.y *= - 1;
for ( var i = 0; i < paths.length; i ++ ) {
var path = paths[ i ];
var material = new THREE.MeshBasicMaterial( {
color: path.color,
side: THREE.DoubleSide,
depthWrite: false
} );
var shapes = path.toShapes( true );
for ( var j = 0; j < shapes.length; j ++ ) {
var shape = shapes[ j ];
var geometry = new THREE.ShapeBufferGeometry( shape );
var mesh = new THREE.Mesh( geometry, material );
group.add( mesh );
}
}
scene.add( group );
} );
我找到了以下解决方案。本质上,将tween触发器添加到loader函数中并传递变量mesh,(而不是group)-允许在SVG的组成路径和多边形等上进行tween。为了进一步了解这一点,我将找出如何分别为每个对象执行tween,这在这一点上应该不会太棘手 新的SVG加载程序:
var loader = new THREE.SVGLoader();
loader.load( 'svg/test.svg', function ( paths ) {
var group = new THREE.Group();
group.scale.multiplyScalar( 0.25 );
group.position.x = -150;
group.position.y = 70;
group.scale.y *= - 1;
for ( var i = 0; i < paths.length; i ++ ) {
var path = paths[ i ];
var material = new THREE.MeshBasicMaterial( {
// color: path.color,
color: 0xff0000,
side: THREE.DoubleSide,
depthWrite: false
} );
var shapes = path.toShapes( true );
for ( var j = 0; j < shapes.length; j ++ ) {
var shape = shapes[ j ];
var geometry = new THREE.ExtrudeGeometry(shape, {
depth: 1,
bevelEnabled: false
});
var mesh = new THREE.Mesh( geometry, material );
// Randomly position each constituent mesh to demo
randX = Math.random() * (20000 - -20000) + -20000;
randY = Math.random() * (20000 - -20000) + -20000;
randZ = Math.random() * (20000 - -20000) + -20000;
mesh.position.set( randX, randY, randZ );
group.add( mesh );
}
triggerTweens(mesh); // Trigger tweens passing mesh variable
}
scene.add( group );
} );
var loader = new THREE.SVGLoader();
loader.load( 'svg/test.svg', function ( paths ) {
var group = new THREE.Group();
group.scale.multiplyScalar( 0.25 );
group.position.x = -150;
group.position.y = 70;
group.scale.y *= - 1;
for ( var i = 0; i < paths.length; i ++ ) {
var path = paths[ i ];
var material = new THREE.MeshBasicMaterial( {
// color: path.color,
color: 0xff0000,
side: THREE.DoubleSide,
depthWrite: false
} );
var shapes = path.toShapes( true );
for ( var j = 0; j < shapes.length; j ++ ) {
var shape = shapes[ j ];
var geometry = new THREE.ExtrudeGeometry(shape, {
depth: 1,
bevelEnabled: false
});
var mesh = new THREE.Mesh( geometry, material );
// Randomly position each constituent mesh to demo
randX = Math.random() * (20000 - -20000) + -20000;
randY = Math.random() * (20000 - -20000) + -20000;
randZ = Math.random() * (20000 - -20000) + -20000;
mesh.position.set( randX, randY, randZ );
group.add( mesh );
}
triggerTweens(mesh); // Trigger tweens passing mesh variable
}
scene.add( group );
} );
// Bring all meshes back to position 0,0,0 Over 5000ms
function triggerTweens(mesh) {
new TWEEN.Tween( mesh.position ).to( { x: 0, y: 0, z: 0 }, 5000 ).easing(TWEEN.Easing.Cubic.In).start();
}