208 lines
3.9 KiB
JavaScript
208 lines
3.9 KiB
JavaScript
/**
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* @author mikael emtinger / http://gomo.se/
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*/
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THREE.AnimationHandler = {
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LINEAR: 0,
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CATMULLROM: 1,
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CATMULLROM_FORWARD: 2,
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//
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add: function () { THREE.warn( 'THREE.AnimationHandler.add() has been deprecated.' ); },
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get: function () { THREE.warn( 'THREE.AnimationHandler.get() has been deprecated.' ); },
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remove: function () { THREE.warn( 'THREE.AnimationHandler.remove() has been deprecated.' ); },
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//
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animations: [],
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init: function ( data ) {
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if ( data.initialized === true ) return data;
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// loop through all keys
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for ( var h = 0; h < data.hierarchy.length; h ++ ) {
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for ( var k = 0; k < data.hierarchy[ h ].keys.length; k ++ ) {
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// remove minus times
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if ( data.hierarchy[ h ].keys[ k ].time < 0 ) {
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data.hierarchy[ h ].keys[ k ].time = 0;
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}
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// create quaternions
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if ( data.hierarchy[ h ].keys[ k ].rot !== undefined &&
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! ( data.hierarchy[ h ].keys[ k ].rot instanceof THREE.Quaternion ) ) {
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var quat = data.hierarchy[ h ].keys[ k ].rot;
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data.hierarchy[ h ].keys[ k ].rot = new THREE.Quaternion().fromArray( quat );
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}
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}
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// prepare morph target keys
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if ( data.hierarchy[ h ].keys.length && data.hierarchy[ h ].keys[ 0 ].morphTargets !== undefined ) {
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// get all used
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var usedMorphTargets = {};
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for ( var k = 0; k < data.hierarchy[ h ].keys.length; k ++ ) {
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for ( var m = 0; m < data.hierarchy[ h ].keys[ k ].morphTargets.length; m ++ ) {
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var morphTargetName = data.hierarchy[ h ].keys[ k ].morphTargets[ m ];
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usedMorphTargets[ morphTargetName ] = - 1;
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}
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}
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data.hierarchy[ h ].usedMorphTargets = usedMorphTargets;
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// set all used on all frames
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for ( var k = 0; k < data.hierarchy[ h ].keys.length; k ++ ) {
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var influences = {};
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for ( var morphTargetName in usedMorphTargets ) {
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for ( var m = 0; m < data.hierarchy[ h ].keys[ k ].morphTargets.length; m ++ ) {
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if ( data.hierarchy[ h ].keys[ k ].morphTargets[ m ] === morphTargetName ) {
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influences[ morphTargetName ] = data.hierarchy[ h ].keys[ k ].morphTargetsInfluences[ m ];
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break;
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}
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}
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if ( m === data.hierarchy[ h ].keys[ k ].morphTargets.length ) {
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influences[ morphTargetName ] = 0;
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}
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}
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data.hierarchy[ h ].keys[ k ].morphTargetsInfluences = influences;
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}
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}
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// remove all keys that are on the same time
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for ( var k = 1; k < data.hierarchy[ h ].keys.length; k ++ ) {
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if ( data.hierarchy[ h ].keys[ k ].time === data.hierarchy[ h ].keys[ k - 1 ].time ) {
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data.hierarchy[ h ].keys.splice( k, 1 );
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k --;
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}
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}
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// set index
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for ( var k = 0; k < data.hierarchy[ h ].keys.length; k ++ ) {
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data.hierarchy[ h ].keys[ k ].index = k;
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}
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}
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data.initialized = true;
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return data;
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},
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parse: function ( root ) {
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var parseRecurseHierarchy = function ( root, hierarchy ) {
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hierarchy.push( root );
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for ( var c = 0; c < root.children.length; c ++ )
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parseRecurseHierarchy( root.children[ c ], hierarchy );
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};
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// setup hierarchy
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var hierarchy = [];
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if ( root instanceof THREE.SkinnedMesh ) {
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for ( var b = 0; b < root.skeleton.bones.length; b ++ ) {
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hierarchy.push( root.skeleton.bones[ b ] );
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}
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} else {
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parseRecurseHierarchy( root, hierarchy );
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}
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return hierarchy;
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},
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play: function ( animation ) {
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if ( this.animations.indexOf( animation ) === - 1 ) {
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this.animations.push( animation );
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}
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},
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stop: function ( animation ) {
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var index = this.animations.indexOf( animation );
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if ( index !== - 1 ) {
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this.animations.splice( index, 1 );
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}
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},
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update: function ( deltaTimeMS ) {
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for ( var i = 0; i < this.animations.length; i ++ ) {
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this.animations[ i ].resetBlendWeights( );
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}
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for ( var i = 0; i < this.animations.length; i ++ ) {
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this.animations[ i ].update( deltaTimeMS );
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}
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}
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};
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