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BlendCharacterGui.js
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/**
* @author Michael Guerrero / http://realitymeltdown.com
*/
function BlendCharacterGui( blendMesh ) {
var controls = {
gui: null,
"Show Model": true,
"Show Skeleton": false,
"Time Scale": 1.0,
"Step Size": 0.016,
"Crossfade Time": 3.5,
"idle": 0.33,
"walk": 0.33,
"run": 0.33
};
var blendMesh = blendMesh;
this.showModel = function() {
return controls[ 'Show Model' ];
};
this.showSkeleton = function() {
return controls[ 'Show Skeleton' ];
};
this.getTimeScale = function() {
return controls[ 'Time Scale' ];
};
this.update = function( time ) {
controls[ 'idle' ] = blendMesh.getWeight( 'idle' );
controls[ 'walk' ] = blendMesh.getWeight( 'walk' );
controls[ 'run' ] = blendMesh.getWeight( 'run' );
};
var init = function() {
controls.gui = new dat.GUI();
var settings = controls.gui.addFolder( 'Settings' );
var playback = controls.gui.addFolder( 'Playback' );
var blending = controls.gui.addFolder( 'Blend Tuning' );
settings.add( controls, "Show Model" ).onChange( controls.showModelChanged );
settings.add( controls, "Show Skeleton" ).onChange( controls.showSkeletonChanged );
settings.add( controls, "Time Scale", 0, 1, 0.01 );
settings.add( controls, "Step Size", 0.01, 0.1, 0.01 );
settings.add( controls, "Crossfade Time", 0.1, 6.0, 0.05 );
// These controls execute functions
playback.add( controls, "start" );
playback.add( controls, "pause" );
playback.add( controls, "step" );
playback.add( controls, "idle to walk" );
playback.add( controls, "walk to run" );
playback.add( controls, "warp walk to run" );
blending.add( controls, "idle", 0, 1, 0.01 ).listen().onChange( controls.weight );
blending.add( controls, "walk", 0, 1, 0.01 ).listen().onChange( controls.weight );
blending.add( controls, "run", 0, 1, 0.01 ).listen().onChange( controls.weight );
settings.open();
playback.open();
blending.open();
};
var getAnimationData = function() {
return {
detail: {
anims: [ "idle", "walk", "run" ],
weights: [ controls[ 'idle' ],
controls[ 'walk' ],
controls[ 'run' ] ]
}
};
};
controls.start = function() {
var startEvent = new CustomEvent( 'start-animation', getAnimationData() );
window.dispatchEvent( startEvent );
};
controls.stop = function() {
var stopEvent = new CustomEvent( 'stop-animation' );
window.dispatchEvent( stopEvent );
};
controls.pause = function() {
var pauseEvent = new CustomEvent( 'pause-animation' );
window.dispatchEvent( pauseEvent );
};
controls.step = function() {
var stepData = { detail: { stepSize: controls[ 'Step Size' ] } };
window.dispatchEvent( new CustomEvent( 'step-animation', stepData ) );
};
controls.weight = function() {
// renormalize
var sum = controls[ 'idle' ] + controls[ 'walk' ] + controls[ 'run' ];
controls[ 'idle' ] /= sum;
controls[ 'walk' ] /= sum;
controls[ 'run' ] /= sum;
var weightEvent = new CustomEvent( 'weight-animation', getAnimationData() );
window.dispatchEvent( weightEvent );
};
controls.crossfade = function( from, to ) {
var fadeData = getAnimationData();
fadeData.detail.from = from;
fadeData.detail.to = to;
fadeData.detail.time = controls[ "Crossfade Time" ];
window.dispatchEvent( new CustomEvent( 'crossfade', fadeData ) );
};
controls.warp = function( from, to ) {
var warpData = getAnimationData();
warpData.detail.from = 'walk';
warpData.detail.to = 'run';
warpData.detail.time = controls[ "Crossfade Time" ];
window.dispatchEvent( new CustomEvent( 'warp', warpData ) );
};
controls[ 'idle to walk' ] = function() {
controls.crossfade( 'idle', 'walk' );
};
controls[ 'walk to run' ] = function() {
controls.crossfade( 'walk', 'run' );
};
controls[ 'warp walk to run' ] = function() {
controls.warp( 'walk', 'run' );
};
controls.showSkeletonChanged = function() {
var data = {
detail: {
shouldShow: controls[ 'Show Skeleton' ]
}
};
window.dispatchEvent( new CustomEvent( 'toggle-show-skeleton', data ) );
};
controls.showModelChanged = function() {
var data = {
detail: {
shouldShow: controls[ 'Show Model' ]
}
};
window.dispatchEvent( new CustomEvent( 'toggle-show-model', data ) );
};
init.call( this );
}