本文整理汇总了TypeScript中THREE.Vector2类的典型用法代码示例。如果您正苦于以下问题：TypeScript Vector2类的具体用法？TypeScript Vector2怎么用？TypeScript Vector2使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了Vector2类的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: handleTouchMoveDolly
function handleTouchMoveDolly( event ) {
//console.log( 'handleTouchMoveDolly' );
var dx = event.touches[ 0 ].pageX - event.touches[ 1 ].pageX;
var dy = event.touches[ 0 ].pageY - event.touches[ 1 ].pageY;
var distance = Math.sqrt( dx * dx + dy * dy );
dollyEnd.set( 0, distance );
dollyDelta.subVectors( dollyEnd, dollyStart );
if ( dollyDelta.y > 0 ) {
dollyOut( getZoomScale() );
} else if ( dollyDelta.y < 0 ) {
dollyIn( getZoomScale() );
}
dollyStart.copy( dollyEnd );
scope.update();
}示例2: handleTouchMovePan
function handleTouchMovePan( event ) {
//console.log( 'handleTouchMovePan' );
panEnd.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY );
panDelta.subVectors( panEnd, panStart );
pan( panDelta.x, panDelta.y );
panStart.copy( panEnd );
scope.update();
}示例3: handleMouseMovePan
function handleMouseMovePan( event ) {
//console.log( 'handleMouseMovePan' );
panEnd.set( event.clientX, event.clientY );
panDelta.subVectors( panEnd, panStart );
pan( panDelta.x, panDelta.y );
panStart.copy( panEnd );
scope.update();
}示例4: handleTriangle
function handleTriangle(a, b, c) {
vA.fromArray(positions, a * 3);
vB.fromArray(positions, b * 3);
vC.fromArray(positions, c * 3);
uvA.fromArray(uvs, a * 2);
uvB.fromArray(uvs, b * 2);
uvC.fromArray(uvs, c * 2);
var x1 = vB.x - vA.x;
var x2 = vC.x - vA.x;
var y1 = vB.y - vA.y;
var y2 = vC.y - vA.y;
var z1 = vB.z - vA.z;
var z2 = vC.z - vA.z;
var s1 = uvB.x - uvA.x;
var s2 = uvC.x - uvA.x;
var t1 = uvB.y - uvA.y;
var t2 = uvC.y - uvA.y;
var r = 1.0 / (s1 * t2 - s2 * t1);
sdir.set(
(t2 * x1 - t1 * x2) * r,
(t2 * y1 - t1 * y2) * r,
(t2 * z1 - t1 * z2) * r
);
tdir.set(
(s1 * x2 - s2 * x1) * r,
(s1 * y2 - s2 * y1) * r,
(s1 * z2 - s2 * z1) * r
);
tan1[a].add(sdir);
tan1[b].add(sdir);
tan1[c].add(sdir);
tan2[a].add(tdir);
tan2[b].add(tdir);
tan2[c].add(tdir);
}示例5: handleTouchStartPan
function handleTouchStartPan( event ) {
//console.log( 'handleTouchStartPan' );
panStart.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY );
}示例6: handleTouchStartRotate
function handleTouchStartRotate( event ) {
//console.log( 'handleTouchStartRotate' );
rotateStart.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY );
}示例7: handleMouseDownPan
function handleMouseDownPan( event ) {
//console.log( 'handleMouseDownPan' );
panStart.set( event.clientX, event.clientY );
}示例8: handleMouseDownDolly
function handleMouseDownDolly( event ) {
//console.log( 'handleMouseDownDolly' );
dollyStart.set( event.clientX, event.clientY );
}示例9: handleMouseDownRotate
function handleMouseDownRotate( event ) {
//console.log( 'handleMouseDownRotate' );
rotateStart.set( event.clientX, event.clientY );
}示例10: handleTouchMoveRotate
function handleTouchMoveRotate( event ) {
//console.log( 'handleTouchMoveRotate' );
rotateEnd.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY );
rotateDelta.subVectors( rotateEnd, rotateStart );
var element = scope.domElement === document ? scope.domElement.body : scope.domElement;
// rotating across whole screen goes 360 degrees around
rotateLeft( 2 * Math.PI * rotateDelta.x / element.clientWidth * scope.rotateSpeed );
// rotating up and down along whole screen attempts to go 360, but limited to 180
rotateUp( 2 * Math.PI * rotateDelta.y / element.clientHeight * scope.rotateSpeed );
rotateStart.copy( rotateEnd );
scope.update();
}