/**
* @author arodic / https://github.com/arodic
*/
( function () {
'use strict';
var GizmoMaterial = function ( parameters ) {
THREE.MeshBasicMaterial.call( this );
this.depthTest = false;
this.depthWrite = false;
this.side = THREE.FrontSide;
this.transparent = true;
this.setValues( parameters );
this.oldColor = this.color.clone();
this.oldOpacity = this.opacity;
this.highlight = function( highlighted ) {
if ( highlighted ) {
this.color.setRGB( 1, 1, 0 );
this.opacity = 1;
} else {
this.color.copy( this.oldColor );
this.opacity = this.oldOpacity;
}
};
};
GizmoMaterial.prototype = Object.create( THREE.MeshBasicMaterial.prototype );
GizmoMaterial.prototype.constructor = GizmoMaterial;
var GizmoLineMaterial = function ( parameters ) {
THREE.LineBasicMaterial.call( this );
this.depthTest = false;
this.depthWrite = false;
this.transparent = true;
this.linewidth = 1;
this.setValues( parameters );
this.oldColor = this.color.clone();
this.oldOpacity = this.opacity;
this.highlight = function( highlighted ) {
if ( highlighted ) {
this.color.setRGB( 1, 1, 0 );
this.opacity = 1;
} else {
this.color.copy( this.oldColor );
this.opacity = this.oldOpacity;
}
};
};
GizmoLineMaterial.prototype = Object.create( THREE.LineBasicMaterial.prototype );
GizmoLineMaterial.prototype.constructor = GizmoLineMaterial;
var pickerMaterial = new GizmoMaterial( { visible: false, transparent: false } );
THREE.TransformGizmo = function () {
this.init = function () {
THREE.Object3D.call( this );
this.handles = new THREE.Object3D();
this.pickers = new THREE.Object3D();
this.planes = new THREE.Object3D();
this.add( this.handles );
this.add( this.pickers );
this.add( this.planes );
//// PLANES
var planeGeometry = new THREE.PlaneBufferGeometry( 50, 50, 2, 2 );
var planeMaterial = new THREE.MeshBasicMaterial( { visible: false, side: THREE.DoubleSide } );
var planes = {
"XY": new THREE.Mesh( planeGeometry, planeMaterial ),
"YZ": new THREE.Mesh( planeGeometry, planeMaterial ),
"XZ": new THREE.Mesh( planeGeometry, planeMaterial ),
"XYZE": new THREE.Mesh( planeGeometry, planeMaterial )
};
this.activePlane = planes[ "XYZE" ];
planes[ "YZ" ].rotation.set( 0, Math.PI / 2, 0 );
planes[ "XZ" ].rotation.set( - Math.PI / 2, 0, 0 );
for ( var i in planes ) {
planes[ i ].name = i;
this.planes.add( planes[ i ] );
this.planes[ i ] = planes[ i ];
}
//// HANDLES AND PICKERS
var setupGizmos = function( gizmoMap, parent ) {
for ( var name in gizmoMap ) {
for ( i = gizmoMap[ name ].length; i --; ) {
var object = gizmoMap[ name ][ i ][ 0 ];
var position = gizmoMap[ name ][ i ][ 1 ];
var rotation = gizmoMap[ name ][ i ][ 2 ];
object.name = name;
if ( position ) object.position.set( position[ 0 ], position[ 1 ], position[ 2 ] );
if ( rotation ) object.rotation.set( rotation[ 0 ], rotation[ 1 ], rotation[ 2 ] );
parent.add( object );
}
}
};
setupGizmos( this.handleGizmos, this.handles );
setupGizmos( this.pickerGizmos, this.pickers );
// reset Transformations
this.traverse( function ( child ) {
if ( child instanceof THREE.Mesh ) {
child.updateMatrix();
var tempGeometry = child.geometry.clone();
tempGeometry.applyMatrix( child.matrix );
child.geometry = tempGeometry;
child.position.set( 0, 0, 0 );
child.rotation.set( 0, 0, 0 );
child.scale.set( 1, 1, 1 );
}
} );
};
this.highlight = function ( axis ) {
this.traverse( function( child ) {
if ( child.material && child.material.highlight ) {
if ( child.name === axis ) {
child.material.highlight( true );
} else {
child.material.highlight( false );
}
}
} );
};
};
THREE.TransformGizmo.prototype = Object.create( THREE.Object3D.prototype );
THREE.TransformGizmo.prototype.constructor = THREE.TransformGizmo;
THREE.TransformGizmo.prototype.update = function ( rotation, eye ) {
var vec1 = new THREE.Vector3( 0, 0, 0 );
var vec2 = new THREE.Vector3( 0, 1, 0 );
var lookAtMatrix = new THREE.Matrix4();
this.traverse( function( child ) {
if ( child.name.search( "E" ) !== - 1 ) {
child.quaternion.setFromRotationMatrix( lookAtMatrix.lookAt( eye, vec1, vec2 ) );
} else if ( child.name.search( "X" ) !== - 1 || child.name.search( "Y" ) !== - 1 || child.name.search( "Z" ) !== - 1 ) {
child.quaternion.setFromEuler( rotation );
}
} );
};
THREE.TransformGizmoTranslate = function () {
THREE.TransformGizmo.call( this );
var arrowGeometry = new THREE.Geometry();
var mesh = new THREE.Mesh( new THREE.CylinderGeometry( 0, 0.05, 0.2, 12, 1, false ) );
mesh.position.y = 0.5;
mesh.updateMatrix();
arrowGeometry.merge( mesh.geometry, mesh.matrix );
var lineXGeometry = new THREE.BufferGeometry();
lineXGeometry.addAttribute( 'position', new THREE.Float32BufferAttribute( [ 0, 0, 0, 1, 0, 0 ], 3 ) );
var lineYGeometry = new THREE.BufferGeometry();
lineYGeometry.addAttribute( 'position', new THREE.Float32BufferAttribute( [ 0, 0, 0, 0, 1, 0 ], 3 ) );
var lineZGeometry = new THREE.BufferGeometry();
lineZGeometry.addAttribute( 'position', new THREE.Float32BufferAttribute( [ 0, 0, 0, 0, 0, 1 ], 3 ) );
this.handleGizmos = {
X: [
[ new THREE.Mesh( arrowGeometry, new GizmoMaterial( { color: 0xff0000 } ) ), [ 0.5, 0, 0 ], [ 0, 0, - Math.PI / 2 ] ],
[ new THREE.Line( lineXGeometry, new GizmoLineMaterial( { color: 0xff0000 } ) ) ]
],
Y: [
[ new THREE.Mesh( arrowGeometry, new GizmoMaterial( { color: 0x00ff00 } ) ), [ 0, 0.5, 0 ] ],
[ new THREE.Line( lineYGeometry, new GizmoLineMaterial( { color: 0x00ff00 } ) ) ]
],
Z: [
[ new THREE.Mesh( arrowGeometry, new GizmoMaterial( { color: 0x0000ff } ) ), [ 0, 0, 0.5 ], [ Math.PI / 2, 0, 0 ] ],
[ new THREE.Line( lineZGeometry, new GizmoLineMaterial( { color: 0x0000ff } ) ) ]
],
XYZ: [
[ new THREE.Mesh( new THREE.OctahedronGeometry( 0.1, 0 ), new GizmoMaterial( { color: 0xffffff, opacity: 0.25 } ) ), [ 0, 0, 0 ], [ 0, 0, 0 ] ]
],
XY: [
[ new THREE.Mesh( new THREE.PlaneBufferGeometry( 0.29, 0.29 ), new GizmoMaterial( { color: 0xffff00, opacity: 0.25 } ) ), [ 0.15, 0.15, 0 ] ]
],
YZ: [
[ new THREE.Mesh( new THREE.PlaneBufferGeometry( 0.29, 0.29 ), new GizmoMaterial( { color: 0x00ffff, opacity: 0.25 } ) ), [ 0, 0.15, 0.15 ], [ 0, Math.PI / 2, 0 ] ]
],
XZ: [
[ new THREE.Mesh( new THREE.PlaneBufferGeometry( 0.29, 0.29 ), new GizmoMaterial( { color: 0xff00ff, opacity: 0.25 } ) ), [ 0.15, 0, 0.15 ], [ - Math.PI / 2, 0, 0 ] ]
]
};
this.pickerGizmos = {
X: [
[ new THREE.Mesh( new THREE.CylinderBufferGeometry( 0.2, 0, 1, 4, 1, false ), pickerMaterial ), [ 0.6, 0, 0 ], [ 0, 0, - Math.PI / 2 ] ]
],
Y: [
[ new THREE.Mesh( new THREE.CylinderBufferGeometry( 0.2, 0, 1, 4, 1, false ), pickerMaterial ), [ 0, 0.6, 0 ] ]
],
Z: [
[ new THREE.Mesh( new THREE.CylinderBufferGeometry( 0.2, 0, 1, 4, 1, false ), pickerMaterial ), [ 0, 0, 0.6 ], [ Math.PI / 2, 0, 0 ] ]
],
XYZ: [
[ new THREE.Mesh( new THREE.OctahedronGeometry( 0.2, 0 ), pickerMaterial ) ]
],
XY: [
[ new THREE.Mesh( new THREE.PlaneBufferGeometry( 0.4, 0.4 ), pickerMaterial ), [ 0.2, 0.2, 0 ] ]
],
YZ: [
[ new THREE.Mesh( new THREE.PlaneBufferGeometry( 0.4, 0.4 ), pickerMaterial ), [ 0, 0.2, 0.2 ], [ 0, Math.PI / 2, 0 ] ]
],
XZ: [
[ new THREE.Mesh( new THREE.PlaneBufferGeometry( 0.4, 0.4 ), pickerMaterial ), [ 0.2, 0, 0.2 ], [ - Math.PI / 2, 0, 0 ] ]
]
};
this.setActivePlane = function ( axis, eye ) {
var tempMatrix = new THREE.Matrix4();
eye.applyMatrix4( tempMatrix.getInverse( tempMatrix.extractRotation( this.planes[ "XY" ].matrixWorld ) ) );
if ( axis === "X" ) {
this.activePlane = this.planes[ "XY" ];
if ( Math.abs( eye.y ) > Math.abs( eye.z ) ) this.activePlane = this.planes[ "XZ" ];
}
if ( axis === "Y" ) {
this.activePlane = this.planes[ "XY" ];
if ( Math.abs( eye.x ) > Math.abs( eye.z ) ) this.activePlane = this.planes[ "YZ" ];
}
if ( axis === "Z" ) {
this.activePlane = this.planes[ "XZ" ];
if ( Math.abs( eye.x ) > Math.abs( eye.y ) ) this.activePlane = this.planes[ "YZ" ];
}
if ( axis === "XYZ" ) this.activePlane = this.planes[ "XYZE" ];
if ( axis === "XY" ) this.activePlane = this.planes[ "XY" ];
if ( axis === "YZ" ) this.activePlane = this.planes[ "YZ" ];
if ( axis === "XZ" ) this.activePlane = this.planes[ "XZ" ];
};
this.init();
};
THREE.TransformGizmoTranslate.prototype = Object.create( THREE.TransformGizmo.prototype );
THREE.TransformGizmoTranslate.prototype.constructor = THREE.TransformGizmoTranslate;
THREE.TransformGizmoRotate = function () {
THREE.TransformGizmo.call( this );
var CircleGeometry = function ( radius, facing, arc ) {
var geometry = new THREE.BufferGeometry();
var vertices = [];
arc = arc ? arc : 1;
for ( var i = 0; i <= 64 * arc; ++ i ) {
if ( facing === 'x' ) vertices.push( 0, Math.cos( i / 32 * Math.PI ) * radius, Math.sin( i / 32 * Math.PI ) * radius );
if ( facing === 'y' ) vertices.push( Math.cos( i / 32 * Math.PI ) * radius, 0, Math.sin( i / 32 * Math.PI ) * radius );
if ( facing === 'z' ) vertices.push( Math.sin( i / 32 * Math.PI ) * radius, Math.cos( i / 32 * Math.PI ) * radius, 0 );
}
geometry.addAttribute( 'position', new THREE.Float32BufferAttribute( vertices, 3 ) );
return geometry;
};
this.handleGizmos = {
X: [
[ new THREE.Line( new CircleGeometry( 1, 'x', 0.5 ), new GizmoLineMaterial( { color: 0xff0000 } ) ) ]
],
Y: [
[ new THREE.Line( new CircleGeometry( 1, 'y', 0.5 ), new GizmoLineMaterial( { color: 0x00ff00 } ) ) ]
],
Z: [
[ new THREE.Line( new CircleGeometry( 1, 'z', 0.5 ), new GizmoLineMaterial( { color: 0x0000ff } ) ) ]
],
E: [
[ new THREE.Line( new CircleGeometry( 1.25, 'z', 1 ), new GizmoLineMaterial( { color: 0xcccc00 } ) ) ]
],
XYZE: [
[ new THREE.Line( new CircleGeometry( 1, 'z', 1 ), new GizmoLineMaterial( { color: 0x787878 } ) ) ]
]
};
this.pickerGizmos = {
X: [
[ new THREE.Mesh( new THREE.TorusBufferGeometry( 1, 0.12, 4, 12, Math.PI ), pickerMaterial ), [ 0, 0, 0 ], [ 0, - Math.PI / 2, - Math.PI / 2 ] ]
],
Y: [
[ new THREE.Mesh( new THREE.TorusBufferGeometry( 1, 0.12, 4, 12, Math.PI ), pickerMaterial ), [ 0, 0, 0 ], [ Math.PI / 2, 0, 0 ] ]
],
Z: [
[ new THREE.Mesh( new THREE.TorusBufferGeometry( 1, 0.12, 4, 12, Math.PI ), pickerMaterial ), [ 0, 0, 0 ], [ 0, 0, - Math.PI / 2 ] ]
],
E: [
[ new THREE.Mesh( new THREE.TorusBufferGeometry( 1.25, 0.12, 2, 24 ), pickerMaterial ) ]
],
XYZE: [
[ new THREE.Mesh() ]// TODO
]
};
this.setActivePlane = function ( axis ) {
if ( axis === "E" ) this.activePlane = this.planes[ "XYZE" ];
if ( axis === "X" ) this.activePlane = this.planes[ "YZ" ];
if ( axis === "Y" ) this.activePlane = this.planes[ "XZ" ];
if ( axis === "Z" ) this.activePlane = this.planes[ "XY" ];
};
this.update = function ( rotation, eye2 ) {
THREE.TransformGizmo.prototype.update.apply( this, arguments );
var tempMatrix = new THREE.Matrix4();
var worldRotation = new THREE.Euler( 0, 0, 1 );
var tempQuaternion = new THREE.Quaternion();
var unitX = new THREE.Vector3( 1, 0, 0 );
var unitY = new THREE.Vector3( 0, 1, 0 );
var unitZ = new THREE.Vector3( 0, 0, 1 );
var quaternionX = new THREE.Quaternion();
var quaternionY = new THREE.Quaternion();
var quaternionZ = new THREE.Quaternion();
var eye = eye2.clone();
worldRotation.copy( this.planes[ "XY" ].rotation );
tempQuaternion.setFromEuler( worldRotation );
tempMatrix.makeRotationFromQuaternion( tempQuaternion ).getInverse( tempMatrix );
eye.applyMatrix4( tempMatrix );
this.traverse( function( child ) {
tempQuaternion.setFromEuler( worldRotation );
if ( child.name === "X" ) {
quaternionX.setFromAxisAngle( unitX, Math.atan2( - eye.y, eye.z ) );
tempQuaternion.multiplyQuaternions( tempQuaternion, quaternionX );
child.quaternion.copy( tempQuaternion );
}
if ( child.name === "Y" ) {
quaternionY.setFromAxisAngle( unitY, Math.atan2( eye.x, eye.z ) );
tempQuaternion.multiplyQuaternions( tempQuaternion, quaternionY );
child.quaternion.copy( tempQuaternion );
}
if ( child.name === "Z" ) {
quaternionZ.setFromAxisAngle( unitZ, Math.atan2( eye.y, eye.x ) );
tempQuaternion.multiplyQuaternions( tempQuaternion, quaternionZ );
child.quaternion.copy( tempQuaternion );
}
} );
};
this.init();
};
THREE.TransformGizmoRotate.prototype = Object.create( THREE.TransformGizmo.prototype );
THREE.TransformGizmoRotate.prototype.constructor = THREE.TransformGizmoRotate;
THREE.TransformGizmoScale = function () {
THREE.TransformGizmo.call( this );
var arrowGeometry = new THREE.Geometry();
var mesh = new THREE.Mesh( new THREE.BoxGeometry( 0.125, 0.125, 0.125 ) );
mesh.position.y = 0.5;
mesh.updateMatrix();
arrowGeometry.merge( mesh.geometry, mesh.matrix );
var lineXGeometry = new THREE.BufferGeometry();
lineXGeometry.addAttribute( 'position', new THREE.Float32BufferAttribute( [ 0, 0, 0, 1, 0, 0 ], 3 ) );
var lineYGeometry = new THREE.BufferGeometry();
lineYGeometry.addAttribute( 'position', new THREE.Float32BufferAttribute( [ 0, 0, 0, 0, 1, 0 ], 3 ) );
var lineZGeometry = new THREE.BufferGeometry();
lineZGeometry.addAttribute( 'position', new THREE.Float32BufferAttribute( [ 0, 0, 0, 0, 0, 1 ], 3 ) );
this.handleGizmos = {
X: [
[ new THREE.Mesh( arrowGeometry, new GizmoMaterial( { color: 0xff0000 } ) ), [ 0.5, 0, 0 ], [ 0, 0, - Math.PI / 2 ] ],
[ new THREE.Line( lineXGeometry, new GizmoLineMaterial( { color: 0xff0000 } ) ) ]
],
Y: [
[ new THREE.Mesh( arrowGeometry, new GizmoMaterial( { color: 0x00ff00 } ) ), [ 0, 0.5, 0 ] ],
[ new THREE.Line( lineYGeometry, new GizmoLineMaterial( { color: 0x00ff00 } ) ) ]
],
Z: [
[ new THREE.Mesh( arrowGeometry, new GizmoMaterial( { color: 0x0000ff } ) ), [ 0, 0, 0.5 ], [ Math.PI / 2, 0, 0 ] ],
[ new THREE.Line( lineZGeometry, new GizmoLineMaterial( { color: 0x0000ff } ) ) ]
],
XYZ: [
[ new THREE.Mesh( new THREE.BoxBufferGeometry( 0.125, 0.125, 0.125 ), new GizmoMaterial( { color: 0xffffff, opacity: 0.25 } ) ) ]
]
};
this.pickerGizmos = {
X: [
[ new THREE.Mesh( new THREE.CylinderBufferGeometry( 0.2, 0, 1, 4, 1, false ), pickerMaterial ), [ 0.6, 0, 0 ], [ 0, 0, - Math.PI / 2 ] ]
],
Y: [
[ new THREE.Mesh( new THREE.CylinderBufferGeometry( 0.2, 0, 1, 4, 1, false ), pickerMaterial ), [ 0, 0.6, 0 ] ]
],
Z: [
[ new THREE.Mesh( new THREE.CylinderBufferGeometry( 0.2, 0, 1, 4, 1, false ), pickerMaterial ), [ 0, 0, 0.6 ], [ Math.PI / 2, 0, 0 ] ]
],
XYZ: [
[ new THREE.Mesh( new THREE.BoxBufferGeometry( 0.4, 0.4, 0.4 ), pickerMaterial ) ]
]
};
this.setActivePlane = function ( axis, eye ) {
var tempMatrix = new THREE.Matrix4();
eye.applyMatrix4( tempMatrix.getInverse( tempMatrix.extractRotation( this.planes[ "XY" ].matrixWorld ) ) );
if ( axis === "X" ) {
this.activePlane = this.planes[ "XY" ];
if ( Math.abs( eye.y ) > Math.abs( eye.z ) ) this.activePlane = this.planes[ "XZ" ];
}
if ( axis === "Y" ) {
this.activePlane = this.planes[ "XY" ];
if ( Math.abs( eye.x ) > Math.abs( eye.z ) ) this.activePlane = this.planes[ "YZ" ];
}
if ( axis === "Z" ) {
this.activePlane = this.planes[ "XZ" ];
if ( Math.abs( eye.x ) > Math.abs( eye.y ) ) this.activePlane = this.planes[ "YZ" ];
}
if ( axis === "XYZ" ) this.activePlane = this.planes[ "XYZE" ];
};
this.init();
};
THREE.TransformGizmoScale.prototype = Object.create( THREE.TransformGizmo.prototype );
THREE.TransformGizmoScale.prototype.constructor = THREE.TransformGizmoScale;
THREE.TransformControls = function ( camera, domElement ) {
// TODO: Make non-uniform scale and rotate play nice in hierarchies
// TODO: ADD RXYZ contol
THREE.Object3D.call( this );
domElement = ( domElement !== undefined ) ? domElement : document;
this.object = undefined;
this.visible = false;
this.translationSnap = null;
this.rotationSnap = null;
this.space = "world";
this.size = 1;
this.axis = null;
var scope = this;
var _mode = "translate";
var _dragging = false;
var _gizmo = {
"translate": new THREE.TransformGizmoTranslate(),
"rotate": new THREE.TransformGizmoRotate(),
"scale": new THREE.TransformGizmoScale()
};
for ( var type in _gizmo ) {
var gizmoObj = _gizmo[ type ];
gizmoObj.visible = ( type === _mode );
this.add( gizmoObj );
}
var changeEvent = { type: "change" };
var mouseDownEvent = { type: "mouseDown" };
var mouseUpEvent = { type: "mouseUp", mode: _mode };
var objectChangeEvent = { type: "objectChange" };
var ray = new THREE.Raycaster();
var pointerVector = new THREE.Vector2();
var point = new THREE.Vector3();
var offset = new THREE.Vector3();
var rotation = new THREE.Vector3();
var offsetRotation = new THREE.Vector3();
var scale = 1;
var lookAtMatrix = new THREE.Matrix4();
var eye = new THREE.Vector3();
var tempMatrix = new THREE.Matrix4();
var tempVector = new THREE.Vector3();
var tempQuaternion = new THREE.Quaternion();
var unitX = new THREE.Vector3( 1, 0, 0 );
var unitY = new THREE.Vector3( 0, 1, 0 );
var unitZ = new THREE.Vector3( 0, 0, 1 );
var quaternionXYZ = new THREE.Quaternion();
var quaternionX = new THREE.Quaternion();
var quaternionY = new THREE.Quaternion();
var quaternionZ = new THREE.Quaternion();
var quaternionE = new THREE.Quaternion();
var oldPosition = new THREE.Vector3();
var oldScale = new THREE.Vector3();
var oldRotationMatrix = new THREE.Matrix4();
var parentRotationMatrix = new THREE.Matrix4();
var parentScale = new THREE.Vector3();
var worldPosition = new THREE.Vector3();
var worldRotation = new THREE.Euler();
var worldRotationMatrix = new THREE.Matrix4();
var camPosition = new THREE.Vector3();
var camRotation = new THREE.Euler();
domElement.addEventListener( "mousedown", onPointerDown, false );
domElement.addEventListener( "touchstart", onPointerDown, false );
domElement.addEventListener( "mousemove", onPointerHover, false );
domElement.addEventListener( "touchmove", onPointerHover, false );
domElement.addEventListener( "mousemove", onPointerMove, false );
domElement.addEventListener( "touchmove", onPointerMove, false );
domElement.addEventListener( "mouseup", onPointerUp, false );
domElement.addEventListener( "mouseout", onPointerUp, false );
domElement.addEventListener( "touchend", onPointerUp, false );
domElement.addEventListener( "touchcancel", onPointerUp, false );
domElement.addEventListener( "touchleave", onPointerUp, false );
this.dispose = function () {
domElement.removeEventListener( "mousedown", onPointerDown );
domElement.removeEventListener( "touchstart", onPointerDown );
domElement.removeEventListener( "mousemove", onPointerHover );
domElement.removeEventListener( "touchmove", onPointerHover );
domElement.removeEventListener( "mousemove", onPointerMove );
domElement.removeEventListener( "touchmove", onPointerMove );
domElement.removeEventListener( "mouseup", onPointerUp );
domElement.removeEventListener( "mouseout", onPointerUp );
domElement.removeEventListener( "touchend", onPointerUp );
domElement.removeEventListener( "touchcancel", onPointerUp );
domElement.removeEventListener( "touchleave", onPointerUp );
};
this.attach = function ( object ) {
this.object = object;
this.visible = true;
this.update();
};
this.detach = function () {
this.object = undefined;
this.visible = false;
this.axis = null;
};
this.getMode = function () {
return _mode;
};
this.setMode = function ( mode ) {
_mode = mode ? mode : _mode;
if ( _mode === "scale" ) scope.space = "local";
for ( var type in _gizmo ) _gizmo[ type ].visible = ( type === _mode );
this.update();
scope.dispatchEvent( changeEvent );
};
this.setTranslationSnap = function ( translationSnap ) {
scope.translationSnap = translationSnap;
};
this.setRotationSnap = function ( rotationSnap ) {
scope.rotationSnap = rotationSnap;
};
this.setSize = function ( size ) {
scope.size = size;
this.update();
scope.dispatchEvent( changeEvent );
};
this.setSpace = function ( space ) {
scope.space = space;
this.update();
scope.dispatchEvent( changeEvent );
};
this.update = function () {
if ( scope.object === undefined ) return;
scope.object.updateMatrixWorld();
worldPosition.setFromMatrixPosition( scope.object.matrixWorld );
worldRotation.setFromRotationMatrix( tempMatrix.extractRotation( scope.object.matrixWorld ) );
camera.updateMatrixWorld();
camPosition.setFromMatrixPosition( camera.matrixWorld );
camRotation.setFromRotationMatrix( tempMatrix.extractRotation( camera.matrixWorld ) );
scale = worldPosition.distanceTo( camPosition ) / 6 * scope.size;
this.position.copy( worldPosition );
this.scale.set( scale, scale, scale );
if ( camera instanceof THREE.PerspectiveCamera ) {
eye.copy( camPosition ).sub( worldPosition ).normalize();
} else if ( camera instanceof THREE.OrthographicCamera ) {
eye.copy( camPosition ).normalize();
}
if ( scope.space === "local" ) {
_gizmo[ _mode ].update( worldRotation, eye );
} else if ( scope.space === "world" ) {
_gizmo[ _mode ].update( new THREE.Euler(), eye );
}
_gizmo[ _mode ].highlight( scope.axis );
};
function onPointerHover( event ) {
if ( scope.object === undefined || _dragging === true || ( event.button !== undefined && event.button !== 0 ) ) return;
var pointer = event.changedTouches ? event.changedTouches[ 0 ] : event;
var intersect = intersectObjects( pointer, _gizmo[ _mode ].pickers.children );
var axis = null;
if ( intersect ) {
axis = intersect.object.name;
event.preventDefault();
}
if ( scope.axis !== axis ) {
scope.axis = axis;
scope.update();
scope.dispatchEvent( changeEvent );
}
}
function onPointerDown( event ) {
if ( scope.object === undefined || _dragging === true || ( event.button !== undefined && event.button !== 0 ) ) return;
var pointer = event.changedTouches ? event.changedTouches[ 0 ] : event;
if ( pointer.button === 0 || pointer.button === undefined ) {
var intersect = intersectObjects( pointer, _gizmo[ _mode ].pickers.children );
if ( intersect ) {
event.preventDefault();
event.stopPropagation();
scope.dispatchEvent( mouseDownEvent );
scope.axis = intersect.object.name;
scope.update();
eye.copy( camPosition ).sub( worldPosition ).normalize();
_gizmo[ _mode ].setActivePlane( scope.axis, eye );
var planeIntersect = intersectObjects( pointer, [ _gizmo[ _mode ].activePlane ] );
if ( planeIntersect ) {
oldPosition.copy( scope.object.position );
oldScale.copy( scope.object.scale );
oldRotationMatrix.extractRotation( scope.object.matrix );
worldRotationMatrix.extractRotation( scope.object.matrixWorld );
parentRotationMatrix.extractRotation( scope.object.parent.matrixWorld );
parentScale.setFromMatrixScale( tempMatrix.getInverse( scope.object.parent.matrixWorld ) );
offset.copy( planeIntersect.point );
}
}
}
_dragging = true;
}
function onPointerMove( event ) {
if ( scope.object === undefined || scope.axis === null || _dragging === false || ( event.button !== undefined && event.button !== 0 ) ) return;
var pointer = event.changedTouches ? event.changedTouches[ 0 ] : event;
var planeIntersect = intersectObjects( pointer, [ _gizmo[ _mode ].activePlane ] );
if ( planeIntersect === false ) return;
event.preventDefault();
event.stopPropagation();
point.copy( planeIntersect.point );
if ( _mode === "translate" ) {
point.sub( offset );
point.multiply( parentScale );
if ( scope.space === "local" ) {
point.applyMatrix4( tempMatrix.getInverse( worldRotationMatrix ) );
if ( scope.axis.search( "X" ) === - 1 ) point.x = 0;
if ( scope.axis.search( "Y" ) === - 1 ) point.y = 0;
if ( scope.axis.search( "Z" ) === - 1 ) point.z = 0;
point.applyMatrix4( oldRotationMatrix );
scope.object.position.copy( oldPosition );
scope.object.position.add( point );
}
if ( scope.space === "world" || scope.axis.search( "XYZ" ) !== - 1 ) {
if ( scope.axis.search( "X" ) === - 1 ) point.x = 0;
if ( scope.axis.search( "Y" ) === - 1 ) point.y = 0;
if ( scope.axis.search( "Z" ) === - 1 ) point.z = 0;
point.applyMatrix4( tempMatrix.getInverse( parentRotationMatrix ) );
scope.object.position.copy( oldPosition );
scope.object.position.add( point );
}
if ( scope.translationSnap !== null ) {
if ( scope.space === "local" ) {
scope.object.position.applyMatrix4( tempMatrix.getInverse( worldRotationMatrix ) );
}
if ( scope.axis.search( "X" ) !== - 1 ) scope.object.position.x = Math.round( scope.object.position.x / scope.translationSnap ) * scope.translationSnap;
if ( scope.axis.search( "Y" ) !== - 1 ) scope.object.position.y = Math.round( scope.object.position.y / scope.translationSnap ) * scope.translationSnap;
if ( scope.axis.search( "Z" ) !== - 1 ) scope.object.position.z = Math.round( scope.object.position.z / scope.translationSnap ) * scope.translationSnap;
if ( scope.space === "local" ) {
scope.object.position.applyMatrix4( worldRotationMatrix );
}
}
} else if ( _mode === "scale" ) {
point.sub( offset );
point.multiply( parentScale );
if ( scope.space === "local" ) {
if ( scope.axis === "XYZ" ) {
scale = 1 + ( ( point.y ) / Math.max( oldScale.x, oldScale.y, oldScale.z ) );
scope.object.scale.x = oldScale.x * scale;
scope.object.scale.y = oldScale.y * scale;
scope.object.scale.z = oldScale.z * scale;
} else {
point.applyMatrix4( tempMatrix.getInverse( worldRotationMatrix ) );
if ( scope.axis === "X" ) scope.object.scale.x = oldScale.x * ( 1 + point.x / oldScale.x );
if ( scope.axis === "Y" ) scope.object.scale.y = oldScale.y * ( 1 + point.y / oldScale.y );
if ( scope.axis === "Z" ) scope.object.scale.z = oldScale.z * ( 1 + point.z / oldScale.z );
}
}
} else if ( _mode === "rotate" ) {
point.sub( worldPosition );
point.multiply( parentScale );
tempVector.copy( offset ).sub( worldPosition );
tempVector.multiply( parentScale );
if ( scope.axis === "E" ) {
point.applyMatrix4( tempMatrix.getInverse( lookAtMatrix ) );
tempVector.applyMatrix4( tempMatrix.getInverse( lookAtMatrix ) );
rotation.set( Math.atan2( point.z, point.y ), Math.atan2( point.x, point.z ), Math.atan2( point.y, point.x ) );
offsetRotation.set( Math.atan2( tempVector.z, tempVector.y ), Math.atan2( tempVector.x, tempVector.z ), Math.atan2( tempVector.y, tempVector.x ) );
tempQuaternion.setFromRotationMatrix( tempMatrix.getInverse( parentRotationMatrix ) );
quaternionE.setFromAxisAngle( eye, rotation.z - offsetRotation.z );
quaternionXYZ.setFromRotationMatrix( worldRotationMatrix );
tempQuaternion.multiplyQuaternions( tempQuaternion, quaternionE );
tempQuaternion.multiplyQuaternions( tempQuaternion, quaternionXYZ );
scope.object.quaternion.copy( tempQuaternion );
} else if ( scope.axis === "XYZE" ) {
quaternionE.setFromEuler( point.clone().cross( tempVector ).normalize() ); // rotation axis
tempQuaternion.setFromRotationMatrix( tempMatrix.getInverse( parentRotationMatrix ) );
quaternionX.setFromAxisAngle( quaternionE, - point.clone().angleTo( tempVector ) );
quaternionXYZ.setFromRotationMatrix( worldRotationMatrix );
tempQuaternion.multiplyQuaternions( tempQuaternion, quaternionX );
tempQuaternion.multiplyQuaternions( tempQuaternion, quaternionXYZ );
scope.object.quaternion.copy( tempQuaternion );
} else if ( scope.space === "local" ) {
point.applyMatrix4( tempMatrix.getInverse( worldRotationMatrix ) );
tempVector.applyMatrix4( tempMatrix.getInverse( worldRotationMatrix ) );
rotation.set( Math.atan2( point.z, point.y ), Math.atan2( point.x, point.z ), Math.atan2( point.y, point.x ) );
offsetRotation.set( Math.atan2( tempVector.z, tempVector.y ), Math.atan2( tempVector.x, tempVector.z ), Math.atan2( tempVector.y, tempVector.x ) );
quaternionXYZ.setFromRotationMatrix( oldRotationMatrix );
if ( scope.rotationSnap !== null ) {
quaternionX.setFromAxisAngle( unitX, Math.round( ( rotation.x - offsetRotation.x ) / scope.rotationSnap ) * scope.rotationSnap );
quaternionY.setFromAxisAngle( unitY, Math.round( ( rotation.y - offsetRotation.y ) / scope.rotationSnap ) * scope.rotationSnap );
quaternionZ.setFromAxisAngle( unitZ, Math.round( ( rotation.z - offsetRotation.z ) / scope.rotationSnap ) * scope.rotationSnap );
} else {
quaternionX.setFromAxisAngle( unitX, rotation.x - offsetRotation.x );
quaternionY.setFromAxisAngle( unitY, rotation.y - offsetRotation.y );
quaternionZ.setFromAxisAngle( unitZ, rotation.z - offsetRotation.z );
}
if ( scope.axis === "X" ) quaternionXYZ.multiplyQuaternions( quaternionXYZ, quaternionX );
if ( scope.axis === "Y" ) quaternionXYZ.multiplyQuaternions( quaternionXYZ, quaternionY );
if ( scope.axis === "Z" ) quaternionXYZ.multiplyQuaternions( quaternionXYZ, quaternionZ );
scope.object.quaternion.copy( quaternionXYZ );
} else if ( scope.space === "world" ) {
rotation.set( Math.atan2( point.z, point.y ), Math.atan2( point.x, point.z ), Math.atan2( point.y, point.x ) );
offsetRotation.set( Math.atan2( tempVector.z, tempVector.y ), Math.atan2( tempVector.x, tempVector.z ), Math.atan2( tempVector.y, tempVector.x ) );
tempQuaternion.setFromRotationMatrix( tempMatrix.getInverse( parentRotationMatrix ) );
if ( scope.rotationSnap !== null ) {
quaternionX.setFromAxisAngle( unitX, Math.round( ( rotation.x - offsetRotation.x ) / scope.rotationSnap ) * scope.rotationSnap );
quaternionY.setFromAxisAngle( unitY, Math.round( ( rotation.y - offsetRotation.y ) / scope.rotationSnap ) * scope.rotationSnap );
quaternionZ.setFromAxisAngle( unitZ, Math.round( ( rotation.z - offsetRotation.z ) / scope.rotationSnap ) * scope.rotationSnap );
} else {
quaternionX.setFromAxisAngle( unitX, rotation.x - offsetRotation.x );
quaternionY.setFromAxisAngle( unitY, rotation.y - offsetRotation.y );
quaternionZ.setFromAxisAngle( unitZ, rotation.z - offsetRotation.z );
}
quaternionXYZ.setFromRotationMatrix( worldRotationMatrix );
if ( scope.axis === "X" ) tempQuaternion.multiplyQuaternions( tempQuaternion, quaternionX );
if ( scope.axis === "Y" ) tempQuaternion.multiplyQuaternions( tempQuaternion, quaternionY );
if ( scope.axis === "Z" ) tempQuaternion.multiplyQuaternions( tempQuaternion, quaternionZ );
tempQuaternion.multiplyQuaternions( tempQuaternion, quaternionXYZ );
scope.object.quaternion.copy( tempQuaternion );
}
}
scope.update();
scope.dispatchEvent( changeEvent );
scope.dispatchEvent( objectChangeEvent );
}
function onPointerUp( event ) {
event.preventDefault(); // Prevent MouseEvent on mobile
if ( event.button !== undefined && event.button !== 0 ) return;
if ( _dragging && ( scope.axis !== null ) ) {
mouseUpEvent.mode = _mode;
scope.dispatchEvent( mouseUpEvent );
}
_dragging = false;
if ( 'TouchEvent' in window && event instanceof TouchEvent ) {
// Force "rollover"
scope.axis = null;
scope.update();
scope.dispatchEvent( changeEvent );
} else {
onPointerHover( event );
}
}
function intersectObjects( pointer, objects ) {
var rect = domElement.getBoundingClientRect();
var x = ( pointer.clientX - rect.left ) / rect.width;
var y = ( pointer.clientY - rect.top ) / rect.height;
pointerVector.set( ( x * 2 ) - 1, - ( y * 2 ) + 1 );
ray.setFromCamera( pointerVector, camera );
var intersections = ray.intersectObjects( objects, true );
return intersections[ 0 ] ? intersections[ 0 ] : false;
}
};
THREE.TransformControls.prototype = Object.create( THREE.Object3D.prototype );
THREE.TransformControls.prototype.constructor = THREE.TransformControls;
}() );