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Example misc_animation_keys: add color keyframe and clean up #11410

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May 30, 2017
+20 −20
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Example misc_animation_keys: add color keyframe and clean up #11410

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40 changes: 20 additions & 20 deletions examples/misc_animation_keys.html
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Original file line number Diff line number Diff line change
Expand Up @@ -70,36 +70,36 @@
//

var geometry = new THREE.BoxBufferGeometry( 5, 5, 5 );
var material = new THREE.MeshBasicMaterial( { color: 0xffff00 } );
var material = new THREE.MeshBasicMaterial( { color: 0xffffff } );
var mesh = new THREE.Mesh( geometry, material );
scene.add( mesh );

// create a keyframe track (i.e. a timed sequence of keyframes) for each animated property
// Note: the keyframe track type should correspond to the type of the property being animated
// Note: the keyframe track type should correspond to the type of the property being animated

// POSITION
var positionKF = new THREE.VectorKeyframeTrack('.position', [ 0, 1, 2 ], [ 0, 0, 0, 30, 0, 0, 0, 0, 0 ] );
var positionKF = new THREE.VectorKeyframeTrack( '.position', [ 0, 1, 2 ], [ 0, 0, 0, 30, 0, 0, 0, 0, 0 ] );

// SCALE
var scaleKF = new THREE.VectorKeyframeTrack('.scale', [ 0, 1, 2 ], [ 1, 1, 1, 2, 2, 2, 1, 1, 1 ] );
// SCALE
var scaleKF = new THREE.VectorKeyframeTrack( '.scale', [ 0, 1, 2 ], [ 1, 1, 1, 2, 2, 2, 1, 1, 1 ] );

// ROTATION
// Rotation should be performed using quaternions, using a QuaternionKeyframeTrack
// Interpolating Euler angles (.rotation property) can be problematic and is currently not supported
// set up rotation about x axis
var xAxis = new THREE.Vector3( 1, 0, 0 );

// set up rotation about x axis
var xAxis = new THREE.Vector3( 1, 0, 0 );

var qInitial = new THREE.Quaternion().setFromAxisAngle( xAxis, 0 );
var qFinal = new THREE.Quaternion().setFromAxisAngle( xAxis, Math.PI );
var quaternionKF = new THREE.QuaternionKeyframeTrack('.quaternion', [ 0, 1, 2 ], [ qInitial.x, qInitial.y, qInitial.z, qInitial.w, qFinal.x, qFinal.y, qFinal.z, qFinal.w, qInitial.x, qInitial.y, qInitial.z, qInitial.w ] );
var quaternionKF = new THREE.QuaternionKeyframeTrack( '.quaternion', [ 0, 1, 2 ], [ qInitial.x, qInitial.y, qInitial.z, qInitial.w, qFinal.x, qFinal.y, qFinal.z, qFinal.w, qInitial.x, qInitial.y, qInitial.z, qInitial.w ] );

// COLOR - Not yet implemented!
// var colorKF = new THREE.ColorKeyframeTrack('.material.color', [0, 1, 2], [0xffff00, 0xffffff, 0xffff00])
// COLOR
var colorKF = new THREE.ColorKeyframeTrack( '.material.color', [ 0, 1, 2 ], [ 1, 0, 0, 0, 1, 0, 0, 0, 1 ], THREE.InterpolateDiscrete );

// create an animation sequence with the tracks
// If a negative time value is passed, the duration will be calculated from the times of the passed tracks array
var clip = new THREE.AnimationClip( 'Action', -1, [ scaleKF, positionKF, quaternionKF ] );
// If a negative time value is passed, the duration will be calculated from the times of the passed tracks array
var clip = new THREE.AnimationClip( 'Action', 3, [ scaleKF, positionKF, quaternionKF, colorKF ] );

// setup the AnimationMixer
mixer = new THREE.AnimationMixer( mesh );
Expand All @@ -108,10 +108,10 @@
var clipAction = mixer.clipAction( clip );
clipAction.play();

//
//

renderer = new THREE.WebGLRenderer();
renderer.setClearColor( 0x555555 );
renderer.setClearColor( 0x000000, 0 );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
container.appendChild( renderer.domElement );
Expand All @@ -123,13 +123,13 @@

//

clock = new THREE.Clock()
clock = new THREE.Clock();

//

window.addEventListener( 'resize', onWindowResize, false );

};
}

function onWindowResize() {

Expand All @@ -138,15 +138,15 @@

renderer.setSize( window.innerWidth, window.innerHeight );

};
}

function animate() {

requestAnimationFrame( animate );

render();

};
}

function render() {

Expand All @@ -162,7 +162,7 @@

stats.update();

};
}

</script>

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