Preview: WebGLAnimation.js
Size: 767 B
/var/www/uibuilder.cmshelp.dk/httpdocs/node_modules/three/src/renderers/webgl/WebGLAnimation.js
function WebGLAnimation() {
let context = null;
let isAnimating = false;
let animationLoop = null;
let requestId = null;
function onAnimationFrame( time, frame ) {
animationLoop( time, frame );
requestId = context.requestAnimationFrame( onAnimationFrame );
}
return {
start: function () {
if ( isAnimating === true ) return;
if ( animationLoop === null ) return;
requestId = context.requestAnimationFrame( onAnimationFrame );
isAnimating = true;
},
stop: function () {
context.cancelAnimationFrame( requestId );
isAnimating = false;
},
setAnimationLoop: function ( callback ) {
animationLoop = callback;
},
setContext: function ( value ) {
context = value;
}
};
}
export { WebGLAnimation };
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