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/**
*
* Creator of typical test AnimationClips / KeyframeTracks
*
* @author Ben Houston / http://clara.io/
* @author David Sarno / http://lighthaus.us/
*/
import {
AnimationClip,
BooleanKeyframeTrack,
ColorKeyframeTrack,
NumberKeyframeTrack,
Vector3,
VectorKeyframeTrack
} from "../../../build/three.module.js";
var AnimationClipCreator = function () {};
AnimationClipCreator.CreateRotationAnimation = function ( period, axis ) {
var times = [ 0, period ], values = [ 0, 360 ];
axis = axis || 'x';
var trackName = '.rotation[' + axis + ']';
var track = new NumberKeyframeTrack( trackName, times, values );
return new AnimationClip( null, period, [ track ] );
};
AnimationClipCreator.CreateScaleAxisAnimation = function ( period, axis ) {
var times = [ 0, period ], values = [ 0, 1 ];
axis = axis || 'x';
var trackName = '.scale[' + axis + ']';
var track = new NumberKeyframeTrack( trackName, times, values );
return new AnimationClip( null, period, [ track ] );
};
AnimationClipCreator.CreateShakeAnimation = function ( duration, shakeScale ) {
var times = [], values = [], tmp = new Vector3();
for ( var i = 0; i < duration * 10; i ++ ) {
times.push( i / 10 );
tmp.set( Math.random() * 2.0 - 1.0, Math.random() * 2.0 - 1.0, Math.random() * 2.0 - 1.0 ).
multiply( shakeScale ).
toArray( values, values.length );
}
var trackName = '.position';
var track = new VectorKeyframeTrack( trackName, times, values );
return new AnimationClip( null, duration, [ track ] );
};
AnimationClipCreator.CreatePulsationAnimation = function ( duration, pulseScale ) {
var times = [], values = [], tmp = new Vector3();
for ( var i = 0; i < duration * 10; i ++ ) {
times.push( i / 10 );
var scaleFactor = Math.random() * pulseScale;
tmp.set( scaleFactor, scaleFactor, scaleFactor ).
toArray( values, values.length );
}
var trackName = '.scale';
var track = new VectorKeyframeTrack( trackName, times, values );
return new AnimationClip( null, duration, [ track ] );
};
AnimationClipCreator.CreateVisibilityAnimation = function ( duration ) {
var times = [ 0, duration / 2, duration ], values = [ true, false, true ];
var trackName = '.visible';
var track = new BooleanKeyframeTrack( trackName, times, values );
return new AnimationClip( null, duration, [ track ] );
};
AnimationClipCreator.CreateMaterialColorAnimation = function ( duration, colors ) {
var times = [], values = [],
timeStep = duration / colors.length;
for ( var i = 0; i <= colors.length; i ++ ) {
times.push( i * timeStep );
values.push( colors[ i % colors.length ] );
}
var trackName = '.material[0].color';
var track = new ColorKeyframeTrack( trackName, times, values );
return new AnimationClip( null, duration, [ track ] );
};
export { AnimationClipCreator };
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