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three.js

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提交 8e94b36f 编写于 作者: B Ben Houston
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introduce the TrackBinding class for better organization.

上级 c88066f5
隐藏空白更改
内联 并排
Showing with 202 addition and 128 deletion
src/animation/AnimationMixer.js
浏览文件 @ 8e94b36f
......@@ -12,7 +12,7 @@ THREE.AnimationMixer = function( root ) {
this.root = root;
this.actions = [];
this.trackInfos = {};
this.trackBindings = {};
};
......@@ -25,12 +25,9 @@ THREE.AnimationMixer.prototype = {
this.actions.push( action );
foreach( var track in action.tracks ) {
if( ! this.trackInfos[track.name] ) {
this.trackInfos[track.name] = {
node: THREE.AnimationUtils.findNode( this.root, track.nodeName ),
propertyName: track.propertyName
}
for( var track in action.tracks ) {
if( ! this.trackBindings[track.name] ) {
this.trackBindings[track.name] = new THREE.TrackBinding( this.root, track.name );
}
}
......@@ -86,42 +83,9 @@ THREE.AnimationMixer.prototype = {
var mixerResult = mixerResults[ name ];
var trackInfo = this.trackInfos[ name ];
var node = trackInfo.node;
if( ! node ) {
console.log( " trying to update node for track: " + name + " but it wasn't found." );
continue;
}
var propertyName = trackInfo.propertyName;
if( ! node[ propertyName ] ) {
console.log( " trying to update property for track: " + name + '.' + propertyName + " but it wasn't found." );
continue;
}
// must use copy for Object3D.Euler/Quaternion
if( node[ propertyName ].copy ) {
console.log( ' update property ' + name + '.' + propertyName + ' via a set() function.' );
node[ propertyName ].copy( mixerResult.value );
}
// otherwise just copy across value
else {
console.log( ' update property ' + name + '.' + propertyName + ' via assignment.' );
node[ propertyName ] = mixerResult.value;
}
// trigger node dirty
if( node.needsUpdate ) { // material
node.needsUpdate = true;
}
if( node.matrixWorldNeedsUpdate && ! this.matrixAutoUpdate ) { // node transform
node.matrixWorldNeedsUpdate = true;
}
var trackBinding = this.trackBindings[ name ];
trackBinding.set( mixerResult.value );
}
}
......
src/animation/AnimationUtils.js
浏览文件 @ 8e94b36f
......@@ -22,90 +22,6 @@
return a * ( 1 - alpha ) + b * alpha;
}
},
// TODO: Cache this at some point
findNode: function( root, nodeName ) {
console.log( 'AnimationUtils.findNode( ' + root.name + ', nodeName: ' + nodeName + ')');
if( ! nodeName || nodeName === "" || nodeName === "root" || nodeName === "." || nodeName === -1 ) {
console.log( ' root.' );
return root;
}
// (2) search into skeleton bones.
if( root.skeleton ) {
var searchSkeleton = function( skeleton ) {
for( var i = 0; i < skeleton.bones.length; i ++ ) {
var bone = skeleton.bones[i];
if( bone.name === nodeName ) {
return childNode;
}
}
return null;
};
var boneNode = searchSkeleton( root.skeleton );
if( boneNode ) {
console.log( ' bone: ' + bone.name + '.' );
return boneNode;
}
}
// (3) search into node subtree.
if( root.children ) {
var searchNodeSubtree = function( children ) {
for( var i = 0; i < children.length; i ++ ) {
var childNode = children[i];
if( childNode.name === nodeName ) {
return childNode;
}
var result = searchNodeSubtree( childNode.children );
if( result ) return result;
}
return null;
};
var subTreeNode = searchNodeSubtree( root.children );
if( subTreeNode ) {
console.log( ' node: ' + subTreeNode.name + '.' );
return subTreeNode;
}
}
console.log( " <null>. No node found for name: " + name );
return null;
}
};
\ No newline at end of file
src/animation/TrackBinding.js 0 → 100644
浏览文件 @ 8e94b36f
/**
*
* A track bound to a real value in the scene graph.
*
* @author Ben Houston / http://clara.io/
* @author David Sarno / http://lighthaus.us/
*/
THREE.TrackBinding = function ( rootNode, trackName ) {
this.rootNode = rootNode;
this.trackName = trackName;
var parseResults = THREE.TrackBinding.parseTrackName( trackName );
this.directoryName = parseResults.directoryName || null;
this.nodeName = parseResults.nodeName;
this.propertyName = parseResults.propertyName || null;
this.propertyArrayIndex = parseResults.propertyArrayIndex || -1;
this.node = THREE.TrackBinding.findNode( rootNode, this.nodeName );
};
THREE.TrackBinding.prototype = {
constructor: THREE.TrackBinding,
set: function( value ) {
console.log( "TrackBinding.set( " + value + ")" );
// ensure there is a value node
if( ! this.node ) {
console.log( " trying to update node for track: " + this.trackName + " but it wasn't found." );
continue;
}
// ensure there is a value property on the node
var nodeProperty = this.node[ this.propertyName ];
if( ! nodeProperty ) {
console.log( " trying to update property for track: " + this.nodeName + '.' + this.propertyName + " but it wasn't found." );
continue;
}
// access a sub element of the property array (only primitives are supported right now)
if( this.propertyArrayIndex >= 0 ) {
console.log( ' update property array ' + this.propertyName + '[' + this.propertyArrayIndex + '] via assignment.' );
nodeProperty[ this.propertyArrayIndex ] = value;
}
// must use copy for Object3D.Euler/Quaternion
else if( nodeProperty.copy ) {
console.log( ' update property ' + this.name + '.' + this.propertyName + ' via a set() function.' );
nodeProperty.copy( value );
}
// otherwise just set the property directly on the node (do not use nodeProperty as it may not be a reference object)
else {
console.log( ' update property ' + this.name + '.' + this.propertyName + ' via assignment.' );
node[ this.propertyName ] = value;
}
// trigger node dirty
if( this.node.needsUpdate ) { // material
console.log( ' triggering material as dirty' );
this.node.needsUpdate = true;
}
if( this.node.matrixWorldNeedsUpdate && ! this.node.matrixAutoUpdate ) { // node transform
console.log( ' triggering node as dirty' );
this.node.matrixWorldNeedsUpdate = true;
}
},
get: function() {
throw new Error( "TODO" );
}
};
THREE.TrackBinding.parseTrackName = function( trackName ) {
// matches strings in the form of:
// directory/directory/directory/filename.property[index]
// created and tested via https://regex101.com/#javascript
var re = /^(([\w]+\/)*)([\w]+)(\.([\w]+)(\[([\w]+)\])?)?$/;
var matches = re.exec(trackName);
if( ! matches ) {
throw new Error( "cannot parse trackName at all: " + trackName );
}
if (matches.index === re.lastIndex) {
re.lastIndex++;
}
var parseResults = {
directoryName: m[0],
nodeName: m[2],
propertyName: m[4],
propertySubElement: m[6]
};
console.log( "TrackBinding.parseTrackName", trackName, parseResults );
return parseResults;
};
// TODO: Cache this at some point
THREE.TrackBinding.findNode = function( root, nodeName ) {
console.log( 'AnimationUtils.findNode( ' + root.name + ', nodeName: ' + nodeName + ')');
if( ! nodeName || nodeName === "" || nodeName === "root" || nodeName === "." || nodeName === -1 ) {
console.log( ' root.' );
return root;
}
// (2) search into skeleton bones.
if( root.skeleton ) {
var searchSkeleton = function( skeleton ) {
for( var i = 0; i < skeleton.bones.length; i ++ ) {
var bone = skeleton.bones[i];
if( bone.name === nodeName ) {
return childNode;
}
}
return null;
};
var boneNode = searchSkeleton( root.skeleton );
if( boneNode ) {
console.log( ' bone: ' + bone.name + '.' );
return boneNode;
}
}
// (3) search into node subtree.
if( root.children ) {
var searchNodeSubtree = function( children ) {
for( var i = 0; i < children.length; i ++ ) {
var childNode = children[i];
if( childNode.name === nodeName ) {
return childNode;
}
var result = searchNodeSubtree( childNode.children );
if( result ) return result;
}
return null;
};
var subTreeNode = searchNodeSubtree( root.children );
if( subTreeNode ) {
console.log( ' node: ' + subTreeNode.name + '.' );
return subTreeNode;
}
}
console.log( " <null>. No node found for name: " + name );
return null;
}
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