MarchingCubes: Clean up and improved performance.

examples/js/MarchingCubes.js

@@ -4,571 +4,573 @@
  * Port of http://webglsamples.org/blob/blob.html
  */
 
-THREE.MarchingCubes = function ( resolution, material, enableUvs, enableColors ) {
+( function ( THREE ) {
 
-	THREE.ImmediateRenderObject.call( this, material );
+	THREE.MarchingCubes = function ( resolution, material, enableUvs, enableColors ) {
 
-	var scope = this;
+		THREE.ImmediateRenderObject.call( this, material );
 
-	// temp buffers used in polygonize
-
-	var vlist = new Float32Array( 12 * 3 );
-	var nlist = new Float32Array( 12 * 3 );
-
-	this.enableUvs = enableUvs !== undefined ? enableUvs : false;
-	this.enableColors = enableColors !== undefined ? enableColors : false;
+		var scope = this;
 
-	// functions have to be object properties
-	// prototype functions kill performance
-	// (tested and it was 4x slower !!!)
+		var yd, zd;
+		var field, normal_cache;
 
-	this.init = function ( resolution ) {
+		// temp buffers used in polygonize
 
-		this.resolution = resolution;
+		var vlist = new Float32Array( 12 * 3 );
+		var nlist = new Float32Array( 12 * 3 );
 
-		// parameters
+		this.enableUvs = enableUvs !== undefined ? enableUvs : false;
+		this.enableColors = enableColors !== undefined ? enableColors : false;
 
-		this.isolation = 80.0;
+		// functions have to be object properties
+		// prototype functions kill performance
+		// (tested and it was 4x slower !!!)
 
-		// size of field, 32 is pushing it in Javascript :)
+		this.init = function ( resolution ) {
 
-		this.size = resolution;
-		this.size2 = this.size * this.size;
-		this.size3 = this.size2 * this.size;
-		this.halfsize = this.size / 2.0;
+			this.resolution = resolution;
 
-		// deltas
+			// parameters
 
-		this.delta = 2.0 / this.size;
-		this.yd = this.size;
-		this.zd = this.size2;
+			this.isolation = 80.0;
 
-		this.field = new Float32Array( this.size3 );
-		this.normal_cache = new Float32Array( this.size3 * 3 );
+			// size of field, 32 is pushing it in Javascript :)
 
-		// immediate render mode simulator
+			this.size = resolution;
+			this.size2 = this.size * this.size;
+			this.size3 = this.size2 * this.size;
+			this.halfsize = this.size / 2.0;
 
-		this.maxCount = 4096; // TODO: find the fastest size for this buffer
-		this.count = 0;
+			// deltas
 
-		this.hasPositions = false;
-		this.hasNormals = false;
-		this.hasColors = false;
-		this.hasUvs = false;
+			this.delta = 2.0 / this.size;
 
-		this.positionArray = new Float32Array( this.maxCount * 3 );
-		this.normalArray = new Float32Array( this.maxCount * 3 );
+			yd = this.size;
+			zd = this.size2;
 
-		if ( this.enableUvs ) {
+			field = new Float32Array( this.size3 );
+			normal_cache = new Float32Array( this.size3 * 3 );
 
-			this.uvArray = new Float32Array( this.maxCount * 2 );
+			// immediate render mode simulator
 
-		}
+			this.maxCount = 4096; // TODO: find the fastest size for this buffer
+			this.count = 0;
 
-		if ( this.enableColors ) {
+			this.hasPositions = false;
+			this.hasNormals = false;
+			this.hasColors = false;
+			this.hasUvs = false;
 
-			this.colorArray = new Float32Array( this.maxCount * 3 );
+			this.positionArray = new Float32Array( this.maxCount * 3 );
+			this.normalArray = new Float32Array( this.maxCount * 3 );
 
-		}
+			if ( this.enableUvs ) {
 
-	};
+				this.uvArray = new Float32Array( this.maxCount * 2 );
 
-	///////////////////////
-	// Polygonization
-	///////////////////////
+			}
 
-	function lerp( a, b, t ) {
+			if ( this.enableColors ) {
 
-		return a + ( b - a ) * t;
+				this.colorArray = new Float32Array( this.maxCount * 3 );
 
-	}
+			}
 
-	function VIntX( q, offset, isol, x, y, z, valp1, valp2 ) {
+		};
 
-		var mu = ( isol - valp1 ) / ( valp2 - valp1 ),
-			nc = scope.normal_cache;
+		///////////////////////
+		// Polygonization
+		///////////////////////
 
-		vlist[ offset + 0 ] = x + mu * scope.delta;
-		vlist[ offset + 1 ] = y;
-		vlist[ offset + 2 ] = z;
+		function lerp( a, b, t ) {
 
-		nlist[ offset + 0 ] = lerp( nc[ q + 0 ], nc[ q + 3 ], mu );
-		nlist[ offset + 1 ] = lerp( nc[ q + 1 ], nc[ q + 4 ], mu );
-		nlist[ offset + 2 ] = lerp( nc[ q + 2 ], nc[ q + 5 ], mu );
+			return a + ( b - a ) * t;
 
-	}
+		}
 
-	function VIntY( q, offset, isol, x, y, z, valp1, valp2 ) {
+		function VIntX( q, offset, isol, x, y, z, valp1, valp2 ) {
 
-		var mu = ( isol - valp1 ) / ( valp2 - valp1 ),
-			nc = scope.normal_cache;
+			var mu = ( isol - valp1 ) / ( valp2 - valp1 );
 
-		vlist[ offset + 0 ] = x;
-		vlist[ offset + 1 ] = y + mu * scope.delta;
-		vlist[ offset + 2 ] = z;
+			vlist[ offset + 0 ] = x + mu * scope.delta;
+			vlist[ offset + 1 ] = y;
+			vlist[ offset + 2 ] = z;
 
-		var q2 = q + scope.yd * 3;
+			nlist[ offset + 0 ] = lerp( normal_cache[ q + 0 ], normal_cache[ q + 3 ], mu );
+			nlist[ offset + 1 ] = lerp( normal_cache[ q + 1 ], normal_cache[ q + 4 ], mu );
+			nlist[ offset + 2 ] = lerp( normal_cache[ q + 2 ], normal_cache[ q + 5 ], mu );
 
-		nlist[ offset + 0 ] = lerp( nc[ q + 0 ], nc[ q2 + 0 ], mu );
-		nlist[ offset + 1 ] = lerp( nc[ q + 1 ], nc[ q2 + 1 ], mu );
-		nlist[ offset + 2 ] = lerp( nc[ q + 2 ], nc[ q2 + 2 ], mu );
+		}
 
-	}
+		function VIntY( q, offset, isol, x, y, z, valp1, valp2 ) {
 
-	function VIntZ( q, offset, isol, x, y, z, valp1, valp2 ) {
+			var mu = ( isol - valp1 ) / ( valp2 - valp1 );
 
-		var mu = ( isol - valp1 ) / ( valp2 - valp1 ),
-			nc = scope.normal_cache;
+			vlist[ offset + 0 ] = x;
+			vlist[ offset + 1 ] = y + mu * scope.delta;
+			vlist[ offset + 2 ] = z;
 
-		vlist[ offset + 0 ] = x;
-		vlist[ offset + 1 ] = y;
-		vlist[ offset + 2 ] = z + mu * scope.delta;
+			var q2 = q + yd * 3;
 
-		var q2 = q + scope.zd * 3;
+			nlist[ offset + 0 ] = lerp( normal_cache[ q + 0 ], normal_cache[ q2 + 0 ], mu );
+			nlist[ offset + 1 ] = lerp( normal_cache[ q + 1 ], normal_cache[ q2 + 1 ], mu );
+			nlist[ offset + 2 ] = lerp( normal_cache[ q + 2 ], normal_cache[ q2 + 2 ], mu );
 
-		nlist[ offset + 0 ] = lerp( nc[ q + 0 ], nc[ q2 + 0 ], mu );
-		nlist[ offset + 1 ] = lerp( nc[ q + 1 ], nc[ q2 + 1 ], mu );
-		nlist[ offset + 2 ] = lerp( nc[ q + 2 ], nc[ q2 + 2 ], mu );
+		}
 
-	}
+		function VIntZ( q, offset, isol, x, y, z, valp1, valp2 ) {
 
-	function compNorm( q ) {
+			var mu = ( isol - valp1 ) / ( valp2 - valp1 );
 
-		var q3 = q * 3;
+			vlist[ offset + 0 ] = x;
+			vlist[ offset + 1 ] = y;
+			vlist[ offset + 2 ] = z + mu * scope.delta;
 
-		if ( scope.normal_cache[ q3 ] === 0.0 ) {
+			var q2 = q + zd * 3;
 
-			scope.normal_cache[ q3 + 0 ] = scope.field[ q - 1 ] - scope.field[ q + 1 ];
-			scope.normal_cache[ q3 + 1 ] = scope.field[ q - scope.yd ] - scope.field[ q + scope.yd ];
-			scope.normal_cache[ q3 + 2 ] = scope.field[ q - scope.zd ] - scope.field[ q + scope.zd ];
+			nlist[ offset + 0 ] = lerp( normal_cache[ q + 0 ], normal_cache[ q2 + 0 ], mu );
+			nlist[ offset + 1 ] = lerp( normal_cache[ q + 1 ], normal_cache[ q2 + 1 ], mu );
+			nlist[ offset + 2 ] = lerp( normal_cache[ q + 2 ], normal_cache[ q2 + 2 ], mu );
 
 		}
 
-	}
+		function compNorm( q ) {
 
-	// Returns total number of triangles. Fills triangles.
-	// (this is where most of time is spent - it's inner work of O(n3) loop )
+			var q3 = q * 3;
 
-	function polygonize( fx, fy, fz, q, isol, renderCallback ) {
+			if ( normal_cache[ q3 ] === 0.0 ) {
 
-		// cache indices
-		var q1 = q + 1,
-			qy = q + scope.yd,
-			qz = q + scope.zd,
-			q1y = q1 + scope.yd,
-			q1z = q1 + scope.zd,
-			qyz = q + scope.yd + scope.zd,
-			q1yz = q1 + scope.yd + scope.zd;
+				normal_cache[ q3 + 0 ] = field[ q - 1 ] - field[ q + 1 ];
+				normal_cache[ q3 + 1 ] = field[ q - yd ] - field[ q + yd ];
+				normal_cache[ q3 + 2 ] = field[ q - zd ] - field[ q + zd ];
 
-		var cubeindex = 0,
-			field0 = scope.field[ q ],
-			field1 = scope.field[ q1 ],
-			field2 = scope.field[ qy ],
-			field3 = scope.field[ q1y ],
-			field4 = scope.field[ qz ],
-			field5 = scope.field[ q1z ],
-			field6 = scope.field[ qyz ],
-			field7 = scope.field[ q1yz ];
-
-		if ( field0 < isol ) cubeindex |= 1;
-		if ( field1 < isol ) cubeindex |= 2;
-		if ( field2 < isol ) cubeindex |= 8;
-		if ( field3 < isol ) cubeindex |= 4;
-		if ( field4 < isol ) cubeindex |= 16;
-		if ( field5 < isol ) cubeindex |= 32;
-		if ( field6 < isol ) cubeindex |= 128;
-		if ( field7 < isol ) cubeindex |= 64;
-
-		// if cube is entirely in/out of the surface - bail, nothing to draw
+			}
 
-		var bits = THREE.edgeTable[ cubeindex ];
-		if ( bits === 0 ) return 0;
+		}
 
-		var d = scope.delta,
-			fx2 = fx + d,
-			fy2 = fy + d,
-			fz2 = fz + d;
+		// Returns total number of triangles. Fills triangles.
+		// (this is where most of time is spent - it's inner work of O(n3) loop )
+
+		function polygonize( fx, fy, fz, q, isol, renderCallback ) {
+
+			// cache indices
+			var q1 = q + 1,
+				qy = q + yd,
+				qz = q + zd,
+				q1y = q1 + yd,
+				q1z = q1 + zd,
+				qyz = q + yd + zd,
+				q1yz = q1 + yd + zd;
+
+			var cubeindex = 0,
+				field0 = field[ q ],
+				field1 = field[ q1 ],
+				field2 = field[ qy ],
+				field3 = field[ q1y ],
+				field4 = field[ qz ],
+				field5 = field[ q1z ],
+				field6 = field[ qyz ],
+				field7 = field[ q1yz ];
+
+			if ( field0 < isol ) cubeindex |= 1;
+			if ( field1 < isol ) cubeindex |= 2;
+			if ( field2 < isol ) cubeindex |= 8;
+			if ( field3 < isol ) cubeindex |= 4;
+			if ( field4 < isol ) cubeindex |= 16;
+			if ( field5 < isol ) cubeindex |= 32;
+			if ( field6 < isol ) cubeindex |= 128;
+			if ( field7 < isol ) cubeindex |= 64;
+
+			// if cube is entirely in/out of the surface - bail, nothing to draw
+
+			var bits = EdgeTable[ cubeindex ];
+			if ( bits === 0 ) return 0;
+
+			var d = scope.delta,
+				fx2 = fx + d,
+				fy2 = fy + d,
+				fz2 = fz + d;
+
+			// top of the cube
+
+			if ( bits & 1 ) {
+
+				compNorm( q );
+				compNorm( q1 );
+				VIntX( q * 3, 0, isol, fx, fy, fz, field0, field1 );
 
-		// top of the cube
+			}
 
-		if ( bits & 1 ) {
+			if ( bits & 2 ) {
 
-			compNorm( q );
-			compNorm( q1 );
-			VIntX( q * 3, 0, isol, fx, fy, fz, field0, field1 );
+				compNorm( q1 );
+				compNorm( q1y );
+				VIntY( q1 * 3, 3, isol, fx2, fy, fz, field1, field3 );
 
-		}
+			}
 
-		if ( bits & 2 ) {
+			if ( bits & 4 ) {
 
-			compNorm( q1 );
-			compNorm( q1y );
-			VIntY( q1 * 3, 3, isol, fx2, fy, fz, field1, field3 );
+				compNorm( qy );
+				compNorm( q1y );
+				VIntX( qy * 3, 6, isol, fx, fy2, fz, field2, field3 );
 
-		}
+			}
 
-		if ( bits & 4 ) {
+			if ( bits & 8 ) {
 
-			compNorm( qy );
-			compNorm( q1y );
-			VIntX( qy * 3, 6, isol, fx, fy2, fz, field2, field3 );
+				compNorm( q );
+				compNorm( qy );
+				VIntY( q * 3, 9, isol, fx, fy, fz, field0, field2 );
 
-		}
+			}
 
-		if ( bits & 8 ) {
+			// bottom of the cube
 
-			compNorm( q );
-			compNorm( qy );
-			VIntY( q * 3, 9, isol, fx, fy, fz, field0, field2 );
+			if ( bits & 16 ) {
 
-		}
+				compNorm( qz );
+				compNorm( q1z );
+				VIntX( qz * 3, 12, isol, fx, fy, fz2, field4, field5 );
 
-		// bottom of the cube
+			}
 
-		if ( bits & 16 ) {
+			if ( bits & 32 ) {
 
-			compNorm( qz );
-			compNorm( q1z );
-			VIntX( qz * 3, 12, isol, fx, fy, fz2, field4, field5 );
+				compNorm( q1z );
+				compNorm( q1yz );
+				VIntY( q1z * 3, 15, isol, fx2, fy, fz2, field5, field7 );
 
-		}
+			}
 
-		if ( bits & 32 ) {
+			if ( bits & 64 ) {
 
-			compNorm( q1z );
-			compNorm( q1yz );
-			VIntY( q1z * 3, 15, isol, fx2, fy, fz2, field5, field7 );
+				compNorm( qyz );
+				compNorm( q1yz );
+				VIntX( qyz * 3, 18, isol, fx, fy2, fz2, field6, field7 );
 
-		}
+			}
 
-		if ( bits & 64 ) {
+			if ( bits & 128 ) {
 
-			compNorm( qyz );
-			compNorm( q1yz );
-			VIntX( qyz * 3, 18, isol, fx, fy2, fz2, field6, field7 );
+				compNorm( qz );
+				compNorm( qyz );
+				VIntY( qz * 3, 21, isol, fx, fy, fz2, field4, field6 );
 
-		}
+			}
 
-		if ( bits & 128 ) {
+			// vertical lines of the cube
 
-			compNorm( qz );
-			compNorm( qyz );
-			VIntY( qz * 3, 21, isol, fx, fy, fz2, field4, field6 );
+			if ( bits & 256 ) {
 
-		}
+				compNorm( q );
+				compNorm( qz );
+				VIntZ( q * 3, 24, isol, fx, fy, fz, field0, field4 );
 
-		// vertical lines of the cube
+			}
 
-		if ( bits & 256 ) {
+			if ( bits & 512 ) {
 
-			compNorm( q );
-			compNorm( qz );
-			VIntZ( q * 3, 24, isol, fx, fy, fz, field0, field4 );
+				compNorm( q1 );
+				compNorm( q1z );
+				VIntZ( q1 * 3, 27, isol, fx2, fy, fz, field1, field5 );
 
-		}
+			}
 
-		if ( bits & 512 ) {
+			if ( bits & 1024 ) {
 
-			compNorm( q1 );
-			compNorm( q1z );
-			VIntZ( q1 * 3, 27, isol, fx2, fy, fz, field1, field5 );
+				compNorm( q1y );
+				compNorm( q1yz );
+				VIntZ( q1y * 3, 30, isol, fx2, fy2, fz, field3, field7 );
 
-		}
+			}
 
-		if ( bits & 1024 ) {
+			if ( bits & 2048 ) {
 
-			compNorm( q1y );
-			compNorm( q1yz );
-			VIntZ( q1y * 3, 30, isol, fx2, fy2, fz, field3, field7 );
+				compNorm( qy );
+				compNorm( qyz );
+				VIntZ( qy * 3, 33, isol, fx, fy2, fz, field2, field6 );
 
-		}
-
-		if ( bits & 2048 ) {
+			}
 
-			compNorm( qy );
-			compNorm( qyz );
-			VIntZ( qy * 3, 33, isol, fx, fy2, fz, field2, field6 );
+			cubeindex <<= 4; // re-purpose cubeindex into an offset into triTable
 
-		}
+			var o1, o2, o3, numtris = 0, i = 0;
 
-		cubeindex <<= 4; // re-purpose cubeindex into an offset into triTable
+			// here is where triangles are created
 
-		var o1, o2, o3, numtris = 0, i = 0;
+			while ( TriTable[ cubeindex + i ] != - 1 ) {
 
-		// here is where triangles are created
+				o1 = cubeindex + i;
+				o2 = o1 + 1;
+				o3 = o1 + 2;
 
-		while ( THREE.triTable[ cubeindex + i ] != - 1 ) {
+				posnormtriv( vlist, nlist,
+					3 * TriTable[ o1 ],
+					3 * TriTable[ o2 ],
+					3 * TriTable[ o3 ],
+					renderCallback );
 
-			o1 = cubeindex + i;
-			o2 = o1 + 1;
-			o3 = o1 + 2;
+				i += 3;
+				numtris ++;
 
-			posnormtriv( vlist, nlist,
-				3 * THREE.triTable[ o1 ],
-				3 * THREE.triTable[ o2 ],
-				3 * THREE.triTable[ o3 ],
-				renderCallback );
+			}
 
-			i += 3;
-			numtris ++;
+			return numtris;
 
 		}
 
-		return numtris;
+		/////////////////////////////////////
+		// Immediate render mode simulator
+		/////////////////////////////////////
 
-	}
+		function posnormtriv( pos, norm, o1, o2, o3, renderCallback ) {
 
-	/////////////////////////////////////
-	// Immediate render mode simulator
-	/////////////////////////////////////
+			var c = scope.count * 3;
 
-	function posnormtriv( pos, norm, o1, o2, o3, renderCallback ) {
+			// positions
 
-		var c = scope.count * 3;
+			scope.positionArray[ c + 0 ] = pos[ o1 ];
+			scope.positionArray[ c + 1 ] = pos[ o1 + 1 ];
+			scope.positionArray[ c + 2 ] = pos[ o1 + 2 ];
 
-		// positions
+			scope.positionArray[ c + 3 ] = pos[ o2 ];
+			scope.positionArray[ c + 4 ] = pos[ o2 + 1 ];
+			scope.positionArray[ c + 5 ] = pos[ o2 + 2 ];
 
-		scope.positionArray[ c + 0 ] = pos[ o1 ];
-		scope.positionArray[ c + 1 ] = pos[ o1 + 1 ];
-		scope.positionArray[ c + 2 ] = pos[ o1 + 2 ];
+			scope.positionArray[ c + 6 ] = pos[ o3 ];
+			scope.positionArray[ c + 7 ] = pos[ o3 + 1 ];
+			scope.positionArray[ c + 8 ] = pos[ o3 + 2 ];
 
-		scope.positionArray[ c + 3 ] = pos[ o2 ];
-		scope.positionArray[ c + 4 ] = pos[ o2 + 1 ];
-		scope.positionArray[ c + 5 ] = pos[ o2 + 2 ];
+			// normals
 
-		scope.positionArray[ c + 6 ] = pos[ o3 ];
-		scope.positionArray[ c + 7 ] = pos[ o3 + 1 ];
-		scope.positionArray[ c + 8 ] = pos[ o3 + 2 ];
+			if ( scope.material.flatShading === true ) {
 
-		// normals
+				var nx = ( norm[ o1 + 0 ] + norm[ o2 + 0 ] + norm[ o3 + 0 ] ) / 3;
+				var ny = ( norm[ o1 + 1 ] + norm[ o2 + 1 ] + norm[ o3 + 1 ] ) / 3;
+				var nz = ( norm[ o1 + 2 ] + norm[ o2 + 2 ] + norm[ o3 + 2 ] ) / 3;
 
-		if ( scope.material.flatShading === true ) {
+				scope.normalArray[ c + 0 ] = nx;
+				scope.normalArray[ c + 1 ] = ny;
+				scope.normalArray[ c + 2 ] = nz;
 
-			var nx = ( norm[ o1 + 0 ] + norm[ o2 + 0 ] + norm[ o3 + 0 ] ) / 3;
-			var ny = ( norm[ o1 + 1 ] + norm[ o2 + 1 ] + norm[ o3 + 1 ] ) / 3;
-			var nz = ( norm[ o1 + 2 ] + norm[ o2 + 2 ] + norm[ o3 + 2 ] ) / 3;
+				scope.normalArray[ c + 3 ] = nx;
+				scope.normalArray[ c + 4 ] = ny;
+				scope.normalArray[ c + 5 ] = nz;
 
-			scope.normalArray[ c + 0 ] = nx;
-			scope.normalArray[ c + 1 ] = ny;
-			scope.normalArray[ c + 2 ] = nz;
+				scope.normalArray[ c + 6 ] = nx;
+				scope.normalArray[ c + 7 ] = ny;
+				scope.normalArray[ c + 8 ] = nz;
 
-			scope.normalArray[ c + 3 ] = nx;
-			scope.normalArray[ c + 4 ] = ny;
-			scope.normalArray[ c + 5 ] = nz;
 
-			scope.normalArray[ c + 6 ] = nx;
-			scope.normalArray[ c + 7 ] = ny;
-			scope.normalArray[ c + 8 ] = nz;
+			} else {
 
+				scope.normalArray[ c + 0 ] = norm[ o1 + 0 ];
+				scope.normalArray[ c + 1 ] = norm[ o1 + 1 ];
+				scope.normalArray[ c + 2 ] = norm[ o1 + 2 ];
 
-		} else {
+				scope.normalArray[ c + 3 ] = norm[ o2 + 0 ];
+				scope.normalArray[ c + 4 ] = norm[ o2 + 1 ];
+				scope.normalArray[ c + 5 ] = norm[ o2 + 2 ];
 
-			scope.normalArray[ c + 0 ] = norm[ o1 + 0 ];
-			scope.normalArray[ c + 1 ] = norm[ o1 + 1 ];
-			scope.normalArray[ c + 2 ] = norm[ o1 + 2 ];
+				scope.normalArray[ c + 6 ] = norm[ o3 + 0 ];
+				scope.normalArray[ c + 7 ] = norm[ o3 + 1 ];
+				scope.normalArray[ c + 8 ] = norm[ o3 + 2 ];
 
-			scope.normalArray[ c + 3 ] = norm[ o2 + 0 ];
-			scope.normalArray[ c + 4 ] = norm[ o2 + 1 ];
-			scope.normalArray[ c + 5 ] = norm[ o2 + 2 ];
+			}
 
-			scope.normalArray[ c + 6 ] = norm[ o3 + 0 ];
-			scope.normalArray[ c + 7 ] = norm[ o3 + 1 ];
-			scope.normalArray[ c + 8 ] = norm[ o3 + 2 ];
+			// uvs
 
-		}
+			if ( scope.enableUvs ) {
 
-		// uvs
+				var d = scope.count * 2;
 
-		if ( scope.enableUvs ) {
+				scope.uvArray[ d + 0 ] = pos[ o1 + 0 ];
+				scope.uvArray[ d + 1 ] = pos[ o1 + 2 ];
 
-			var d = scope.count * 2;
+				scope.uvArray[ d + 2 ] = pos[ o2 + 0 ];
+				scope.uvArray[ d + 3 ] = pos[ o2 + 2 ];
 
-			scope.uvArray[ d + 0 ] = pos[ o1 + 0 ];
-			scope.uvArray[ d + 1 ] = pos[ o1 + 2 ];
+				scope.uvArray[ d + 4 ] = pos[ o3 + 0 ];
+				scope.uvArray[ d + 5 ] = pos[ o3 + 2 ];
 
-			scope.uvArray[ d + 2 ] = pos[ o2 + 0 ];
-			scope.uvArray[ d + 3 ] = pos[ o2 + 2 ];
+			}
 
-			scope.uvArray[ d + 4 ] = pos[ o3 + 0 ];
-			scope.uvArray[ d + 5 ] = pos[ o3 + 2 ];
+			// colors
 
-		}
+			if ( scope.enableColors ) {
 
-		// colors
+				scope.colorArray[ c + 0 ] = pos[ o1 + 0 ];
+				scope.colorArray[ c + 1 ] = pos[ o1 + 1 ];
+				scope.colorArray[ c + 2 ] = pos[ o1 + 2 ];
 
-		if ( scope.enableColors ) {
+				scope.colorArray[ c + 3 ] = pos[ o2 + 0 ];
+				scope.colorArray[ c + 4 ] = pos[ o2 + 1 ];
+				scope.colorArray[ c + 5 ] = pos[ o2 + 2 ];
 
-			scope.colorArray[ c + 0 ] = pos[ o1 + 0 ];
-			scope.colorArray[ c + 1 ] = pos[ o1 + 1 ];
-			scope.colorArray[ c + 2 ] = pos[ o1 + 2 ];
+				scope.colorArray[ c + 6 ] = pos[ o3 + 0 ];
+				scope.colorArray[ c + 7 ] = pos[ o3 + 1 ];
+				scope.colorArray[ c + 8 ] = pos[ o3 + 2 ];
 
-			scope.colorArray[ c + 3 ] = pos[ o2 + 0 ];
-			scope.colorArray[ c + 4 ] = pos[ o2 + 1 ];
-			scope.colorArray[ c + 5 ] = pos[ o2 + 2 ];
+			}
 
-			scope.colorArray[ c + 6 ] = pos[ o3 + 0 ];
-			scope.colorArray[ c + 7 ] = pos[ o3 + 1 ];
-			scope.colorArray[ c + 8 ] = pos[ o3 + 2 ];
+			scope.count += 3;
 
-		}
+			if ( scope.count >= scope.maxCount - 3 ) {
 
-		scope.count += 3;
+				scope.hasPositions = true;
+				scope.hasNormals = true;
 
-		if ( scope.count >= scope.maxCount - 3 ) {
+				if ( scope.enableUvs ) {
 
-			scope.hasPositions = true;
-			scope.hasNormals = true;
+					scope.hasUvs = true;
 
-			if ( scope.enableUvs ) {
+				}
 
-				scope.hasUvs = true;
+				if ( scope.enableColors ) {
 
-			}
+					scope.hasColors = true;
 
-			if ( scope.enableColors ) {
+				}
 
-				scope.hasColors = true;
+				renderCallback( scope );
 
 			}
 
-			renderCallback( scope );
-
 		}
 
-	}
+		function begin() {
 
-	this.begin = function () {
+			scope.count = 0;
 
-		this.count = 0;
+			scope.hasPositions = false;
+			scope.hasNormals = false;
+			scope.hasUvs = false;
+			scope.hasColors = false;
 
-		this.hasPositions = false;
-		this.hasNormals = false;
-		this.hasUvs = false;
-		this.hasColors = false;
+		}
 
-	};
+		function end( renderCallback ) {
 
-	this.end = function ( renderCallback ) {
+			if ( scope.count === 0 ) return;
 
-		if ( this.count === 0 ) return;
+			for ( var i = scope.count * 3; i < scope.positionArray.length; i ++ ) {
 
-		for ( var i = this.count * 3; i < this.positionArray.length; i ++ ) {
+				scope.positionArray[ i ] = 0.0;
 
-			this.positionArray[ i ] = 0.0;
+			}
 
-		}
+			scope.hasPositions = true;
+			scope.hasNormals = true;
 
-		this.hasPositions = true;
-		this.hasNormals = true;
+			if ( scope.enableUvs && scope.material.map ) {
 
-		if ( this.enableUvs && this.material.map ) {
+				scope.hasUvs = true;
 
-			this.hasUvs = true;
+			}
 
-		}
+			if ( scope.enableColors && scope.material.vertexColors !== THREE.NoColors ) {
+
+				scope.hasColors = true;
 
-		if ( this.enableColors && this.material.vertexColors !== THREE.NoColors ) {
+			}
 
-			this.hasColors = true;
+			renderCallback( scope );
 
 		}
 
-		renderCallback( this );
-
-	};
+		/////////////////////////////////////
+		// Metaballs
+		/////////////////////////////////////
 
-	/////////////////////////////////////
-	// Metaballs
-	/////////////////////////////////////
+		// Adds a reciprocal ball (nice and blobby) that, to be fast, fades to zero after
+		// a fixed distance, determined by strength and subtract.
 
-	// Adds a reciprocal ball (nice and blobby) that, to be fast, fades to zero after
-	// a fixed distance, determined by strength and subtract.
+		this.addBall = function ( ballx, bally, ballz, strength, subtract ) {
 
-	this.addBall = function ( ballx, bally, ballz, strength, subtract ) {
+			var sign = Math.sign( strength );
+			strength = Math.abs( strength );
 
-		var sign = Math.sign( strength );
-		strength = Math.abs( strength );
+			// Let's solve the equation to find the radius:
+			// 1.0 / (0.000001 + radius^2) * strength - subtract = 0
+			// strength / (radius^2) = subtract
+			// strength = subtract * radius^2
+			// radius^2 = strength / subtract
+			// radius = sqrt(strength / subtract)
 
-		// Let's solve the equation to find the radius:
-		// 1.0 / (0.000001 + radius^2) * strength - subtract = 0
-		// strength / (radius^2) = subtract
-		// strength = subtract * radius^2
-		// radius^2 = strength / subtract
-		// radius = sqrt(strength / subtract)
+			var radius = this.size * Math.sqrt( strength / subtract ),
+				zs = ballz * this.size,
+				ys = bally * this.size,
+				xs = ballx * this.size;
 
-		var radius = this.size * Math.sqrt( strength / subtract ),
-			zs = ballz * this.size,
-			ys = bally * this.size,
-			xs = ballx * this.size;
+			var min_z = Math.floor( zs - radius ); if ( min_z < 1 ) min_z = 1;
+			var max_z = Math.floor( zs + radius ); if ( max_z > this.size - 1 ) max_z = this.size - 1;
+			var min_y = Math.floor( ys - radius ); if ( min_y < 1 ) min_y = 1;
+			var max_y = Math.floor( ys + radius ); if ( max_y > this.size - 1 ) max_y = this.size - 1;
+			var min_x = Math.floor( xs - radius ); if ( min_x < 1 ) min_x = 1;
+			var max_x = Math.floor( xs + radius ); if ( max_x > this.size - 1 ) max_x = this.size - 1;
 
-		var min_z = Math.floor( zs - radius ); if ( min_z < 1 ) min_z = 1;
-		var max_z = Math.floor( zs + radius ); if ( max_z > this.size - 1 ) max_z = this.size - 1;
-		var min_y = Math.floor( ys - radius ); if ( min_y < 1 ) min_y = 1;
-		var max_y = Math.floor( ys + radius ); if ( max_y > this.size - 1 ) max_y = this.size - 1;
-		var min_x = Math.floor( xs - radius ); if ( min_x < 1 ) min_x = 1;
-		var max_x = Math.floor( xs + radius ); if ( max_x > this.size - 1 ) max_x = this.size - 1;
 
+			// Don't polygonize in the outer layer because normals aren't
+			// well-defined there.
 
-		// Don't polygonize in the outer layer because normals aren't
-		// well-defined there.
+			var x, y, z, y_offset, z_offset, fx, fy, fz, fz2, fy2, val;
 
-		var x, y, z, y_offset, z_offset, fx, fy, fz, fz2, fy2, val;
+			for ( z = min_z; z < max_z; z ++ ) {
 
-		for ( z = min_z; z < max_z; z ++ ) {
+				z_offset = this.size2 * z;
+				fz = z / this.size - ballz;
+				fz2 = fz * fz;
 
-			z_offset = this.size2 * z;
-			fz = z / this.size - ballz;
-			fz2 = fz * fz;
+				for ( y = min_y; y < max_y; y ++ ) {
 
-			for ( y = min_y; y < max_y; y ++ ) {
+					y_offset = z_offset + this.size * y;
+					fy = y / this.size - bally;
+					fy2 = fy * fy;
 
-				y_offset = z_offset + this.size * y;
-				fy = y / this.size - bally;
-				fy2 = fy * fy;
+					for ( x = min_x; x < max_x; x ++ ) {
 
-				for ( x = min_x; x < max_x; x ++ ) {
+						fx = x / this.size - ballx;
+						val = strength / ( 0.000001 + fx * fx + fy2 + fz2 ) - subtract;
+						if ( val > 0.0 ) field[ y_offset + x ] += val * sign;
 
-					fx = x / this.size - ballx;
-					val = strength / ( 0.000001 + fx * fx + fy2 + fz2 ) - subtract;
-					if ( val > 0.0 ) this.field[ y_offset + x ] += val * sign;
+					}
 
 				}
 
 			}
 
-		}
+		};
 
-	};
+		this.addPlaneX = function ( strength, subtract ) {
 
-	this.addPlaneX = function ( strength, subtract ) {
+			var x, y, z, xx, val, xdiv, cxy,
 
-		var x, y, z, xx, val, xdiv, cxy,
+				// cache attribute lookups
+				size = this.size,
 
-			// cache attribute lookups
-			size = this.size,
-			yd = this.yd,
-			zd = this.zd,
-			field = this.field,
+				dist = size * Math.sqrt( strength / subtract );
 
-			dist = size * Math.sqrt( strength / subtract );
+			if ( dist > size ) dist = size;
 
-		if ( dist > size ) dist = size;
+			for ( x = 0; x < dist; x ++ ) {
 
-		for ( x = 0; x < dist; x ++ ) {
+				xdiv = x / size;
+				xx = xdiv * xdiv;
+				val = strength / ( 0.0001 + xx ) - subtract;
 
-			xdiv = x / size;
-			xx = xdiv * xdiv;
-			val = strength / ( 0.0001 + xx ) - subtract;
+				if ( val > 0.0 ) {
 
-			if ( val > 0.0 ) {
+					for ( y = 0; y < size; y ++ ) {
 
-				for ( y = 0; y < size; y ++ ) {
+						cxy = x + y * yd;
 
-					cxy = x + y * yd;
+						for ( z = 0; z < size; z ++ ) {
 
-					for ( z = 0; z < size; z ++ ) {
+							field[ zd * z + cxy ] += val;
 
-						field[ zd * z + cxy ] += val;
+						}
 
 					}
 
@@ -576,492 +578,484 @@ THREE.MarchingCubes = function ( resolution, material, enableUvs, enableColors )
 
 			}
 
-		}
+		};
 
-	};
+		this.addPlaneY = function ( strength, subtract ) {
 
-	this.addPlaneY = function ( strength, subtract ) {
+			var x, y, z, yy, val, ydiv, cy, cxy,
 
-		var x, y, z, yy, val, ydiv, cy, cxy,
+				// cache attribute lookups
+				size = this.size,
 
-			// cache attribute lookups
-			size = this.size,
-			yd = this.yd,
-			zd = this.zd,
-			field = this.field,
+				dist = size * Math.sqrt( strength / subtract );
 
-			dist = size * Math.sqrt( strength / subtract );
+			if ( dist > size ) dist = size;
 
-		if ( dist > size ) dist = size;
+			for ( y = 0; y < dist; y ++ ) {
 
-		for ( y = 0; y < dist; y ++ ) {
+				ydiv = y / size;
+				yy = ydiv * ydiv;
+				val = strength / ( 0.0001 + yy ) - subtract;
 
-			ydiv = y / size;
-			yy = ydiv * ydiv;
-			val = strength / ( 0.0001 + yy ) - subtract;
+				if ( val > 0.0 ) {
 
-			if ( val > 0.0 ) {
+					cy = y * yd;
 
-				cy = y * yd;
+					for ( x = 0; x < size; x ++ ) {
 
-				for ( x = 0; x < size; x ++ ) {
+						cxy = cy + x;
 
-					cxy = cy + x;
+						for ( z = 0; z < size; z ++ )
+							field[ zd * z + cxy ] += val;
 
-					for ( z = 0; z < size; z ++ )
-						field[ zd * z + cxy ] += val;
+					}
 
 				}
 
 			}
 
-		}
+		};
 
-	};
+		this.addPlaneZ = function ( strength, subtract ) {
 
-	this.addPlaneZ = function ( strength, subtract ) {
+			var x, y, z, zz, val, zdiv, cz, cyz,
 
-		var x, y, z, zz, val, zdiv, cz, cyz,
+				// cache attribute lookups
+				size = this.size,
 
-			// cache attribute lookups
-			size = this.size,
-			yd = this.yd,
-			zd = this.zd,
-			field = this.field,
+				dist = size * Math.sqrt( strength / subtract );
 
-			dist = size * Math.sqrt( strength / subtract );
+			if ( dist > size ) dist = size;
 
-		if ( dist > size ) dist = size;
+			for ( z = 0; z < dist; z ++ ) {
 
-		for ( z = 0; z < dist; z ++ ) {
+				zdiv = z / size;
+				zz = zdiv * zdiv;
+				val = strength / ( 0.0001 + zz ) - subtract;
+				if ( val > 0.0 ) {
 
-			zdiv = z / size;
-			zz = zdiv * zdiv;
-			val = strength / ( 0.0001 + zz ) - subtract;
-			if ( val > 0.0 ) {
+					cz = zd * z;
 
-				cz = zd * z;
+					for ( y = 0; y < size; y ++ ) {
 
-				for ( y = 0; y < size; y ++ ) {
+						cyz = cz + y * yd;
 
-					cyz = cz + y * yd;
+						for ( x = 0; x < size; x ++ )
+							field[ cyz + x ] += val;
 
-					for ( x = 0; x < size; x ++ )
-						field[ cyz + x ] += val;
+					}
 
 				}
 
 			}
 
-		}
+		};
 
-	};
+		/////////////////////////////////////
+		// Updates
+		/////////////////////////////////////
 
-	/////////////////////////////////////
-	// Updates
-	/////////////////////////////////////
+		this.reset = function () {
 
-	this.reset = function () {
+			// wipe the normal cache
 
-		var i;
+			for ( var i = 0; i < this.size3; i ++ ) {
 
-		// wipe the normal cache
+				normal_cache[ i * 3 ] = 0.0;
+				field[ i ] = 0.0;
 
-		for ( i = 0; i < this.size3; i ++ ) {
+			}
 
-			this.normal_cache[ i * 3 ] = 0.0;
-			this.field[ i ] = 0.0;
+		};
 
-		}
+		this.render = function ( renderCallback ) {
 
-	};
+			begin();
 
-	this.render = function ( renderCallback ) {
+			// Triangulate. Yeah, this is slow.
 
-		this.begin();
+			var smin2 = this.size - 2;
 
-		// Triangulate. Yeah, this is slow.
+			for ( var z = 1; z < smin2; z ++ ) {
 
-		var smin2 = this.size - 2;
+				var z_offset = this.size2 * z;
+				var fz = ( z - this.halfsize ) / this.halfsize; //+ 1
 
-		for ( var z = 1; z < smin2; z ++ ) {
+				for ( var y = 1; y < smin2; y ++ ) {
 
-			var z_offset = this.size2 * z;
-			var fz = ( z - this.halfsize ) / this.halfsize; //+ 1
+					var y_offset = z_offset + this.size * y;
+					var fy = ( y - this.halfsize ) / this.halfsize; //+ 1
 
-			for ( var y = 1; y < smin2; y ++ ) {
+					for ( var x = 1; x < smin2; x ++ ) {
 
-				var y_offset = z_offset + this.size * y;
-				var fy = ( y - this.halfsize ) / this.halfsize; //+ 1
+						var fx = ( x - this.halfsize ) / this.halfsize; //+ 1
+						var q = y_offset + x;
 
-				for ( var x = 1; x < smin2; x ++ ) {
+						polygonize( fx, fy, fz, q, this.isolation, renderCallback );
 
-					var fx = ( x - this.halfsize ) / this.halfsize; //+ 1
-					var q = y_offset + x;
-
-					polygonize( fx, fy, fz, q, this.isolation, renderCallback );
+					}
 
 				}
 
 			}
 
-		}
+			end( renderCallback );
 
-		this.end( renderCallback );
+		};
 
-	};
+		this.generateGeometry = function () {
 
-	this.generateGeometry = function () {
+			console.warn( 'THREE.MarchingCubes: generateGeometry() now returns THREE.BufferGeometry' );
+			return this.generateBufferGeometry();
 
-		console.warn( 'THREE.MarchingCubes: generateGeometry() now returns THREE.BufferGeometry' );
-		return this.generateBufferGeometry();
+		};
 
-	};
+		function concatenate( a, b, length ) {
 
-	function concatenate( a, b, length ) {
+			var result = new Float32Array( a.length + length );
+			result.set( a, 0 );
+			result.set( b.slice( 0, length ), a.length );
+			return result;
 
-		var result = new Float32Array( a.length + length );
-		result.set( a, 0 );
-		result.set( b.slice( 0, length ), a.length );
-		return result;
+		}
 
-	}
+		this.generateBufferGeometry = function () {
 
-	this.generateBufferGeometry = function () {
+			var geo = new THREE.BufferGeometry();
+			var posArray = new Float32Array();
+			var normArray = new Float32Array();
+			var colorArray = new Float32Array();
+			var uvArray = new Float32Array();
+			var scope = this;
 
-		var geo = new THREE.BufferGeometry();
-		var posArray = new Float32Array();
-		var normArray = new Float32Array();
-		var colorArray = new Float32Array();
-		var uvArray = new Float32Array();
-		var scope = this;
+			var geo_callback = function ( object ) {
 
-		var geo_callback = function ( object ) {
+				if ( scope.hasPositions ) posArray = concatenate( posArray, object.positionArray, object.count * 3 );
+				if ( scope.hasNormals ) normArray = concatenate( normArray, object.normalArray, object.count * 3 );
+				if ( scope.hasColors ) colorArray = concatenate( colorArray, object.colorArray, object.count * 3 );
+				if ( scope.hasUvs ) uvArray = concatenate( uvArray, object.uvArray, object.count * 2 );
 
-			if ( scope.hasPositions ) posArray = concatenate( posArray, object.positionArray, object.count * 3 );
-			if ( scope.hasNormals ) normArray = concatenate( normArray, object.normalArray, object.count * 3 );
-			if ( scope.hasColors ) colorArray = concatenate( colorArray, object.colorArray, object.count * 3 );
-			if ( scope.hasUvs ) uvArray = concatenate( uvArray, object.uvArray, object.count * 2 );
+				object.count = 0;
 
-			object.count = 0;
+			};
 
-		};
+			this.render( geo_callback );
 
-		this.render( geo_callback );
+			if ( this.hasPositions ) geo.addAttribute( 'position', new THREE.BufferAttribute( posArray, 3 ) );
+			if ( this.hasNormals ) geo.addAttribute( 'normal', new THREE.BufferAttribute( normArray, 3 ) );
+			if ( this.hasColors ) geo.addAttribute( 'color', new THREE.BufferAttribute( colorArray, 3 ) );
+			if ( this.hasUvs ) geo.addAttribute( 'uv', new THREE.BufferAttribute( uvArray, 2 ) );
 
-		if ( this.hasPositions ) geo.addAttribute( 'position', new THREE.BufferAttribute( posArray, 3 ) );
-		if ( this.hasNormals ) geo.addAttribute( 'normal', new THREE.BufferAttribute( normArray, 3 ) );
-		if ( this.hasColors ) geo.addAttribute( 'color', new THREE.BufferAttribute( colorArray, 3 ) );
-		if ( this.hasUvs ) geo.addAttribute( 'uv', new THREE.BufferAttribute( uvArray, 2 ) );
+			return geo;
 
-		return geo;
+		};
+
+		this.init( resolution );
 
 	};
 
-	this.init( resolution );
-
-};
-
-THREE.MarchingCubes.prototype = Object.create( THREE.ImmediateRenderObject.prototype );
-THREE.MarchingCubes.prototype.constructor = THREE.MarchingCubes;
-
-
-/////////////////////////////////////
-// Marching cubes lookup tables
-/////////////////////////////////////
-
-// These tables are straight from Paul Bourke's page:
-// http://local.wasp.uwa.edu.au/~pbourke/geometry/polygonise/
-// who in turn got them from Cory Gene Bloyd.
-
-THREE.edgeTable = new Int32Array( [
-	0x0, 0x109, 0x203, 0x30a, 0x406, 0x50f, 0x605, 0x70c,
-	0x80c, 0x905, 0xa0f, 0xb06, 0xc0a, 0xd03, 0xe09, 0xf00,
-	0x190, 0x99, 0x393, 0x29a, 0x596, 0x49f, 0x795, 0x69c,
-	0x99c, 0x895, 0xb9f, 0xa96, 0xd9a, 0xc93, 0xf99, 0xe90,
-	0x230, 0x339, 0x33, 0x13a, 0x636, 0x73f, 0x435, 0x53c,
-	0xa3c, 0xb35, 0x83f, 0x936, 0xe3a, 0xf33, 0xc39, 0xd30,
-	0x3a0, 0x2a9, 0x1a3, 0xaa, 0x7a6, 0x6af, 0x5a5, 0x4ac,
-	0xbac, 0xaa5, 0x9af, 0x8a6, 0xfaa, 0xea3, 0xda9, 0xca0,
-	0x460, 0x569, 0x663, 0x76a, 0x66, 0x16f, 0x265, 0x36c,
-	0xc6c, 0xd65, 0xe6f, 0xf66, 0x86a, 0x963, 0xa69, 0xb60,
-	0x5f0, 0x4f9, 0x7f3, 0x6fa, 0x1f6, 0xff, 0x3f5, 0x2fc,
-	0xdfc, 0xcf5, 0xfff, 0xef6, 0x9fa, 0x8f3, 0xbf9, 0xaf0,
-	0x650, 0x759, 0x453, 0x55a, 0x256, 0x35f, 0x55, 0x15c,
-	0xe5c, 0xf55, 0xc5f, 0xd56, 0xa5a, 0xb53, 0x859, 0x950,
-	0x7c0, 0x6c9, 0x5c3, 0x4ca, 0x3c6, 0x2cf, 0x1c5, 0xcc,
-	0xfcc, 0xec5, 0xdcf, 0xcc6, 0xbca, 0xac3, 0x9c9, 0x8c0,
-	0x8c0, 0x9c9, 0xac3, 0xbca, 0xcc6, 0xdcf, 0xec5, 0xfcc,
-	0xcc, 0x1c5, 0x2cf, 0x3c6, 0x4ca, 0x5c3, 0x6c9, 0x7c0,
-	0x950, 0x859, 0xb53, 0xa5a, 0xd56, 0xc5f, 0xf55, 0xe5c,
-	0x15c, 0x55, 0x35f, 0x256, 0x55a, 0x453, 0x759, 0x650,
-	0xaf0, 0xbf9, 0x8f3, 0x9fa, 0xef6, 0xfff, 0xcf5, 0xdfc,
-	0x2fc, 0x3f5, 0xff, 0x1f6, 0x6fa, 0x7f3, 0x4f9, 0x5f0,
-	0xb60, 0xa69, 0x963, 0x86a, 0xf66, 0xe6f, 0xd65, 0xc6c,
-	0x36c, 0x265, 0x16f, 0x66, 0x76a, 0x663, 0x569, 0x460,
-	0xca0, 0xda9, 0xea3, 0xfaa, 0x8a6, 0x9af, 0xaa5, 0xbac,
-	0x4ac, 0x5a5, 0x6af, 0x7a6, 0xaa, 0x1a3, 0x2a9, 0x3a0,
-	0xd30, 0xc39, 0xf33, 0xe3a, 0x936, 0x83f, 0xb35, 0xa3c,
-	0x53c, 0x435, 0x73f, 0x636, 0x13a, 0x33, 0x339, 0x230,
-	0xe90, 0xf99, 0xc93, 0xd9a, 0xa96, 0xb9f, 0x895, 0x99c,
-	0x69c, 0x795, 0x49f, 0x596, 0x29a, 0x393, 0x99, 0x190,
-	0xf00, 0xe09, 0xd03, 0xc0a, 0xb06, 0xa0f, 0x905, 0x80c,
-	0x70c, 0x605, 0x50f, 0x406, 0x30a, 0x203, 0x109, 0x0 ] );
-
-THREE.triTable = new Int32Array( [
-	- 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 8, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 1, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 8, 3, 9, 8, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 2, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 8, 3, 1, 2, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 2, 10, 0, 2, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	2, 8, 3, 2, 10, 8, 10, 9, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 11, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 11, 2, 8, 11, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 9, 0, 2, 3, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 11, 2, 1, 9, 11, 9, 8, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 10, 1, 11, 10, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 10, 1, 0, 8, 10, 8, 11, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 9, 0, 3, 11, 9, 11, 10, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 8, 10, 10, 8, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 7, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 3, 0, 7, 3, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 1, 9, 8, 4, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 1, 9, 4, 7, 1, 7, 3, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 2, 10, 8, 4, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 4, 7, 3, 0, 4, 1, 2, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 2, 10, 9, 0, 2, 8, 4, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	2, 10, 9, 2, 9, 7, 2, 7, 3, 7, 9, 4, - 1, - 1, - 1, - 1,
-	8, 4, 7, 3, 11, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	11, 4, 7, 11, 2, 4, 2, 0, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 0, 1, 8, 4, 7, 2, 3, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 7, 11, 9, 4, 11, 9, 11, 2, 9, 2, 1, - 1, - 1, - 1, - 1,
-	3, 10, 1, 3, 11, 10, 7, 8, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 11, 10, 1, 4, 11, 1, 0, 4, 7, 11, 4, - 1, - 1, - 1, - 1,
-	4, 7, 8, 9, 0, 11, 9, 11, 10, 11, 0, 3, - 1, - 1, - 1, - 1,
-	4, 7, 11, 4, 11, 9, 9, 11, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 5, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 5, 4, 0, 8, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 5, 4, 1, 5, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	8, 5, 4, 8, 3, 5, 3, 1, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 2, 10, 9, 5, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 0, 8, 1, 2, 10, 4, 9, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	5, 2, 10, 5, 4, 2, 4, 0, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	2, 10, 5, 3, 2, 5, 3, 5, 4, 3, 4, 8, - 1, - 1, - 1, - 1,
-	9, 5, 4, 2, 3, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 11, 2, 0, 8, 11, 4, 9, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 5, 4, 0, 1, 5, 2, 3, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	2, 1, 5, 2, 5, 8, 2, 8, 11, 4, 8, 5, - 1, - 1, - 1, - 1,
-	10, 3, 11, 10, 1, 3, 9, 5, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 9, 5, 0, 8, 1, 8, 10, 1, 8, 11, 10, - 1, - 1, - 1, - 1,
-	5, 4, 0, 5, 0, 11, 5, 11, 10, 11, 0, 3, - 1, - 1, - 1, - 1,
-	5, 4, 8, 5, 8, 10, 10, 8, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 7, 8, 5, 7, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 3, 0, 9, 5, 3, 5, 7, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 7, 8, 0, 1, 7, 1, 5, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 5, 3, 3, 5, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 7, 8, 9, 5, 7, 10, 1, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	10, 1, 2, 9, 5, 0, 5, 3, 0, 5, 7, 3, - 1, - 1, - 1, - 1,
-	8, 0, 2, 8, 2, 5, 8, 5, 7, 10, 5, 2, - 1, - 1, - 1, - 1,
-	2, 10, 5, 2, 5, 3, 3, 5, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	7, 9, 5, 7, 8, 9, 3, 11, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 5, 7, 9, 7, 2, 9, 2, 0, 2, 7, 11, - 1, - 1, - 1, - 1,
-	2, 3, 11, 0, 1, 8, 1, 7, 8, 1, 5, 7, - 1, - 1, - 1, - 1,
-	11, 2, 1, 11, 1, 7, 7, 1, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 5, 8, 8, 5, 7, 10, 1, 3, 10, 3, 11, - 1, - 1, - 1, - 1,
-	5, 7, 0, 5, 0, 9, 7, 11, 0, 1, 0, 10, 11, 10, 0, - 1,
-	11, 10, 0, 11, 0, 3, 10, 5, 0, 8, 0, 7, 5, 7, 0, - 1,
-	11, 10, 5, 7, 11, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	10, 6, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 8, 3, 5, 10, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 0, 1, 5, 10, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 8, 3, 1, 9, 8, 5, 10, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 6, 5, 2, 6, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 6, 5, 1, 2, 6, 3, 0, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 6, 5, 9, 0, 6, 0, 2, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	5, 9, 8, 5, 8, 2, 5, 2, 6, 3, 2, 8, - 1, - 1, - 1, - 1,
-	2, 3, 11, 10, 6, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	11, 0, 8, 11, 2, 0, 10, 6, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 1, 9, 2, 3, 11, 5, 10, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	5, 10, 6, 1, 9, 2, 9, 11, 2, 9, 8, 11, - 1, - 1, - 1, - 1,
-	6, 3, 11, 6, 5, 3, 5, 1, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 8, 11, 0, 11, 5, 0, 5, 1, 5, 11, 6, - 1, - 1, - 1, - 1,
-	3, 11, 6, 0, 3, 6, 0, 6, 5, 0, 5, 9, - 1, - 1, - 1, - 1,
-	6, 5, 9, 6, 9, 11, 11, 9, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	5, 10, 6, 4, 7, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 3, 0, 4, 7, 3, 6, 5, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 9, 0, 5, 10, 6, 8, 4, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	10, 6, 5, 1, 9, 7, 1, 7, 3, 7, 9, 4, - 1, - 1, - 1, - 1,
-	6, 1, 2, 6, 5, 1, 4, 7, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 2, 5, 5, 2, 6, 3, 0, 4, 3, 4, 7, - 1, - 1, - 1, - 1,
-	8, 4, 7, 9, 0, 5, 0, 6, 5, 0, 2, 6, - 1, - 1, - 1, - 1,
-	7, 3, 9, 7, 9, 4, 3, 2, 9, 5, 9, 6, 2, 6, 9, - 1,
-	3, 11, 2, 7, 8, 4, 10, 6, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	5, 10, 6, 4, 7, 2, 4, 2, 0, 2, 7, 11, - 1, - 1, - 1, - 1,
-	0, 1, 9, 4, 7, 8, 2, 3, 11, 5, 10, 6, - 1, - 1, - 1, - 1,
-	9, 2, 1, 9, 11, 2, 9, 4, 11, 7, 11, 4, 5, 10, 6, - 1,
-	8, 4, 7, 3, 11, 5, 3, 5, 1, 5, 11, 6, - 1, - 1, - 1, - 1,
-	5, 1, 11, 5, 11, 6, 1, 0, 11, 7, 11, 4, 0, 4, 11, - 1,
-	0, 5, 9, 0, 6, 5, 0, 3, 6, 11, 6, 3, 8, 4, 7, - 1,
-	6, 5, 9, 6, 9, 11, 4, 7, 9, 7, 11, 9, - 1, - 1, - 1, - 1,
-	10, 4, 9, 6, 4, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 10, 6, 4, 9, 10, 0, 8, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	10, 0, 1, 10, 6, 0, 6, 4, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	8, 3, 1, 8, 1, 6, 8, 6, 4, 6, 1, 10, - 1, - 1, - 1, - 1,
-	1, 4, 9, 1, 2, 4, 2, 6, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 0, 8, 1, 2, 9, 2, 4, 9, 2, 6, 4, - 1, - 1, - 1, - 1,
-	0, 2, 4, 4, 2, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	8, 3, 2, 8, 2, 4, 4, 2, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	10, 4, 9, 10, 6, 4, 11, 2, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 8, 2, 2, 8, 11, 4, 9, 10, 4, 10, 6, - 1, - 1, - 1, - 1,
-	3, 11, 2, 0, 1, 6, 0, 6, 4, 6, 1, 10, - 1, - 1, - 1, - 1,
-	6, 4, 1, 6, 1, 10, 4, 8, 1, 2, 1, 11, 8, 11, 1, - 1,
-	9, 6, 4, 9, 3, 6, 9, 1, 3, 11, 6, 3, - 1, - 1, - 1, - 1,
-	8, 11, 1, 8, 1, 0, 11, 6, 1, 9, 1, 4, 6, 4, 1, - 1,
-	3, 11, 6, 3, 6, 0, 0, 6, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	6, 4, 8, 11, 6, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	7, 10, 6, 7, 8, 10, 8, 9, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 7, 3, 0, 10, 7, 0, 9, 10, 6, 7, 10, - 1, - 1, - 1, - 1,
-	10, 6, 7, 1, 10, 7, 1, 7, 8, 1, 8, 0, - 1, - 1, - 1, - 1,
-	10, 6, 7, 10, 7, 1, 1, 7, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 2, 6, 1, 6, 8, 1, 8, 9, 8, 6, 7, - 1, - 1, - 1, - 1,
-	2, 6, 9, 2, 9, 1, 6, 7, 9, 0, 9, 3, 7, 3, 9, - 1,
-	7, 8, 0, 7, 0, 6, 6, 0, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	7, 3, 2, 6, 7, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	2, 3, 11, 10, 6, 8, 10, 8, 9, 8, 6, 7, - 1, - 1, - 1, - 1,
-	2, 0, 7, 2, 7, 11, 0, 9, 7, 6, 7, 10, 9, 10, 7, - 1,
-	1, 8, 0, 1, 7, 8, 1, 10, 7, 6, 7, 10, 2, 3, 11, - 1,
-	11, 2, 1, 11, 1, 7, 10, 6, 1, 6, 7, 1, - 1, - 1, - 1, - 1,
-	8, 9, 6, 8, 6, 7, 9, 1, 6, 11, 6, 3, 1, 3, 6, - 1,
-	0, 9, 1, 11, 6, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	7, 8, 0, 7, 0, 6, 3, 11, 0, 11, 6, 0, - 1, - 1, - 1, - 1,
-	7, 11, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	7, 6, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 0, 8, 11, 7, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 1, 9, 11, 7, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	8, 1, 9, 8, 3, 1, 11, 7, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	10, 1, 2, 6, 11, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 2, 10, 3, 0, 8, 6, 11, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	2, 9, 0, 2, 10, 9, 6, 11, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	6, 11, 7, 2, 10, 3, 10, 8, 3, 10, 9, 8, - 1, - 1, - 1, - 1,
-	7, 2, 3, 6, 2, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	7, 0, 8, 7, 6, 0, 6, 2, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	2, 7, 6, 2, 3, 7, 0, 1, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 6, 2, 1, 8, 6, 1, 9, 8, 8, 7, 6, - 1, - 1, - 1, - 1,
-	10, 7, 6, 10, 1, 7, 1, 3, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	10, 7, 6, 1, 7, 10, 1, 8, 7, 1, 0, 8, - 1, - 1, - 1, - 1,
-	0, 3, 7, 0, 7, 10, 0, 10, 9, 6, 10, 7, - 1, - 1, - 1, - 1,
-	7, 6, 10, 7, 10, 8, 8, 10, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	6, 8, 4, 11, 8, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 6, 11, 3, 0, 6, 0, 4, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	8, 6, 11, 8, 4, 6, 9, 0, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 4, 6, 9, 6, 3, 9, 3, 1, 11, 3, 6, - 1, - 1, - 1, - 1,
-	6, 8, 4, 6, 11, 8, 2, 10, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 2, 10, 3, 0, 11, 0, 6, 11, 0, 4, 6, - 1, - 1, - 1, - 1,
-	4, 11, 8, 4, 6, 11, 0, 2, 9, 2, 10, 9, - 1, - 1, - 1, - 1,
-	10, 9, 3, 10, 3, 2, 9, 4, 3, 11, 3, 6, 4, 6, 3, - 1,
-	8, 2, 3, 8, 4, 2, 4, 6, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 4, 2, 4, 6, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 9, 0, 2, 3, 4, 2, 4, 6, 4, 3, 8, - 1, - 1, - 1, - 1,
-	1, 9, 4, 1, 4, 2, 2, 4, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	8, 1, 3, 8, 6, 1, 8, 4, 6, 6, 10, 1, - 1, - 1, - 1, - 1,
-	10, 1, 0, 10, 0, 6, 6, 0, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 6, 3, 4, 3, 8, 6, 10, 3, 0, 3, 9, 10, 9, 3, - 1,
-	10, 9, 4, 6, 10, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 9, 5, 7, 6, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 8, 3, 4, 9, 5, 11, 7, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	5, 0, 1, 5, 4, 0, 7, 6, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	11, 7, 6, 8, 3, 4, 3, 5, 4, 3, 1, 5, - 1, - 1, - 1, - 1,
-	9, 5, 4, 10, 1, 2, 7, 6, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	6, 11, 7, 1, 2, 10, 0, 8, 3, 4, 9, 5, - 1, - 1, - 1, - 1,
-	7, 6, 11, 5, 4, 10, 4, 2, 10, 4, 0, 2, - 1, - 1, - 1, - 1,
-	3, 4, 8, 3, 5, 4, 3, 2, 5, 10, 5, 2, 11, 7, 6, - 1,
-	7, 2, 3, 7, 6, 2, 5, 4, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 5, 4, 0, 8, 6, 0, 6, 2, 6, 8, 7, - 1, - 1, - 1, - 1,
-	3, 6, 2, 3, 7, 6, 1, 5, 0, 5, 4, 0, - 1, - 1, - 1, - 1,
-	6, 2, 8, 6, 8, 7, 2, 1, 8, 4, 8, 5, 1, 5, 8, - 1,
-	9, 5, 4, 10, 1, 6, 1, 7, 6, 1, 3, 7, - 1, - 1, - 1, - 1,
-	1, 6, 10, 1, 7, 6, 1, 0, 7, 8, 7, 0, 9, 5, 4, - 1,
-	4, 0, 10, 4, 10, 5, 0, 3, 10, 6, 10, 7, 3, 7, 10, - 1,
-	7, 6, 10, 7, 10, 8, 5, 4, 10, 4, 8, 10, - 1, - 1, - 1, - 1,
-	6, 9, 5, 6, 11, 9, 11, 8, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 6, 11, 0, 6, 3, 0, 5, 6, 0, 9, 5, - 1, - 1, - 1, - 1,
-	0, 11, 8, 0, 5, 11, 0, 1, 5, 5, 6, 11, - 1, - 1, - 1, - 1,
-	6, 11, 3, 6, 3, 5, 5, 3, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 2, 10, 9, 5, 11, 9, 11, 8, 11, 5, 6, - 1, - 1, - 1, - 1,
-	0, 11, 3, 0, 6, 11, 0, 9, 6, 5, 6, 9, 1, 2, 10, - 1,
-	11, 8, 5, 11, 5, 6, 8, 0, 5, 10, 5, 2, 0, 2, 5, - 1,
-	6, 11, 3, 6, 3, 5, 2, 10, 3, 10, 5, 3, - 1, - 1, - 1, - 1,
-	5, 8, 9, 5, 2, 8, 5, 6, 2, 3, 8, 2, - 1, - 1, - 1, - 1,
-	9, 5, 6, 9, 6, 0, 0, 6, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 5, 8, 1, 8, 0, 5, 6, 8, 3, 8, 2, 6, 2, 8, - 1,
-	1, 5, 6, 2, 1, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 3, 6, 1, 6, 10, 3, 8, 6, 5, 6, 9, 8, 9, 6, - 1,
-	10, 1, 0, 10, 0, 6, 9, 5, 0, 5, 6, 0, - 1, - 1, - 1, - 1,
-	0, 3, 8, 5, 6, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	10, 5, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	11, 5, 10, 7, 5, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	11, 5, 10, 11, 7, 5, 8, 3, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	5, 11, 7, 5, 10, 11, 1, 9, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	10, 7, 5, 10, 11, 7, 9, 8, 1, 8, 3, 1, - 1, - 1, - 1, - 1,
-	11, 1, 2, 11, 7, 1, 7, 5, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 8, 3, 1, 2, 7, 1, 7, 5, 7, 2, 11, - 1, - 1, - 1, - 1,
-	9, 7, 5, 9, 2, 7, 9, 0, 2, 2, 11, 7, - 1, - 1, - 1, - 1,
-	7, 5, 2, 7, 2, 11, 5, 9, 2, 3, 2, 8, 9, 8, 2, - 1,
-	2, 5, 10, 2, 3, 5, 3, 7, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	8, 2, 0, 8, 5, 2, 8, 7, 5, 10, 2, 5, - 1, - 1, - 1, - 1,
-	9, 0, 1, 5, 10, 3, 5, 3, 7, 3, 10, 2, - 1, - 1, - 1, - 1,
-	9, 8, 2, 9, 2, 1, 8, 7, 2, 10, 2, 5, 7, 5, 2, - 1,
-	1, 3, 5, 3, 7, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 8, 7, 0, 7, 1, 1, 7, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 0, 3, 9, 3, 5, 5, 3, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 8, 7, 5, 9, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	5, 8, 4, 5, 10, 8, 10, 11, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	5, 0, 4, 5, 11, 0, 5, 10, 11, 11, 3, 0, - 1, - 1, - 1, - 1,
-	0, 1, 9, 8, 4, 10, 8, 10, 11, 10, 4, 5, - 1, - 1, - 1, - 1,
-	10, 11, 4, 10, 4, 5, 11, 3, 4, 9, 4, 1, 3, 1, 4, - 1,
-	2, 5, 1, 2, 8, 5, 2, 11, 8, 4, 5, 8, - 1, - 1, - 1, - 1,
-	0, 4, 11, 0, 11, 3, 4, 5, 11, 2, 11, 1, 5, 1, 11, - 1,
-	0, 2, 5, 0, 5, 9, 2, 11, 5, 4, 5, 8, 11, 8, 5, - 1,
-	9, 4, 5, 2, 11, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	2, 5, 10, 3, 5, 2, 3, 4, 5, 3, 8, 4, - 1, - 1, - 1, - 1,
-	5, 10, 2, 5, 2, 4, 4, 2, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 10, 2, 3, 5, 10, 3, 8, 5, 4, 5, 8, 0, 1, 9, - 1,
-	5, 10, 2, 5, 2, 4, 1, 9, 2, 9, 4, 2, - 1, - 1, - 1, - 1,
-	8, 4, 5, 8, 5, 3, 3, 5, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 4, 5, 1, 0, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	8, 4, 5, 8, 5, 3, 9, 0, 5, 0, 3, 5, - 1, - 1, - 1, - 1,
-	9, 4, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 11, 7, 4, 9, 11, 9, 10, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 8, 3, 4, 9, 7, 9, 11, 7, 9, 10, 11, - 1, - 1, - 1, - 1,
-	1, 10, 11, 1, 11, 4, 1, 4, 0, 7, 4, 11, - 1, - 1, - 1, - 1,
-	3, 1, 4, 3, 4, 8, 1, 10, 4, 7, 4, 11, 10, 11, 4, - 1,
-	4, 11, 7, 9, 11, 4, 9, 2, 11, 9, 1, 2, - 1, - 1, - 1, - 1,
-	9, 7, 4, 9, 11, 7, 9, 1, 11, 2, 11, 1, 0, 8, 3, - 1,
-	11, 7, 4, 11, 4, 2, 2, 4, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	11, 7, 4, 11, 4, 2, 8, 3, 4, 3, 2, 4, - 1, - 1, - 1, - 1,
-	2, 9, 10, 2, 7, 9, 2, 3, 7, 7, 4, 9, - 1, - 1, - 1, - 1,
-	9, 10, 7, 9, 7, 4, 10, 2, 7, 8, 7, 0, 2, 0, 7, - 1,
-	3, 7, 10, 3, 10, 2, 7, 4, 10, 1, 10, 0, 4, 0, 10, - 1,
-	1, 10, 2, 8, 7, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 9, 1, 4, 1, 7, 7, 1, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 9, 1, 4, 1, 7, 0, 8, 1, 8, 7, 1, - 1, - 1, - 1, - 1,
-	4, 0, 3, 7, 4, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	4, 8, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 10, 8, 10, 11, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 0, 9, 3, 9, 11, 11, 9, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 1, 10, 0, 10, 8, 8, 10, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 1, 10, 11, 3, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 2, 11, 1, 11, 9, 9, 11, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 0, 9, 3, 9, 11, 1, 2, 9, 2, 11, 9, - 1, - 1, - 1, - 1,
-	0, 2, 11, 8, 0, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	3, 2, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	2, 3, 8, 2, 8, 10, 10, 8, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	9, 10, 2, 0, 9, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	2, 3, 8, 2, 8, 10, 0, 1, 8, 1, 10, 8, - 1, - 1, - 1, - 1,
-	1, 10, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	1, 3, 8, 9, 1, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 9, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	0, 3, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
-	- 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1 ] );
+	THREE.MarchingCubes.prototype = Object.create( THREE.ImmediateRenderObject.prototype );
+	THREE.MarchingCubes.prototype.constructor = THREE.MarchingCubes;
+
+
+	/////////////////////////////////////
+	// Marching cubes lookup tables
+	/////////////////////////////////////
+
+	// These tables are straight from Paul Bourke's page:
+	// http://local.wasp.uwa.edu.au/~pbourke/geometry/polygonise/
+	// who in turn got them from Cory Gene Bloyd.
+
+	var EdgeTable = new Int32Array( [
+		0x0, 0x109, 0x203, 0x30a, 0x406, 0x50f, 0x605, 0x70c,
+		0x80c, 0x905, 0xa0f, 0xb06, 0xc0a, 0xd03, 0xe09, 0xf00,
+		0x190, 0x99, 0x393, 0x29a, 0x596, 0x49f, 0x795, 0x69c,
+		0x99c, 0x895, 0xb9f, 0xa96, 0xd9a, 0xc93, 0xf99, 0xe90,
+		0x230, 0x339, 0x33, 0x13a, 0x636, 0x73f, 0x435, 0x53c,
+		0xa3c, 0xb35, 0x83f, 0x936, 0xe3a, 0xf33, 0xc39, 0xd30,
+		0x3a0, 0x2a9, 0x1a3, 0xaa, 0x7a6, 0x6af, 0x5a5, 0x4ac,
+		0xbac, 0xaa5, 0x9af, 0x8a6, 0xfaa, 0xea3, 0xda9, 0xca0,
+		0x460, 0x569, 0x663, 0x76a, 0x66, 0x16f, 0x265, 0x36c,
+		0xc6c, 0xd65, 0xe6f, 0xf66, 0x86a, 0x963, 0xa69, 0xb60,
+		0x5f0, 0x4f9, 0x7f3, 0x6fa, 0x1f6, 0xff, 0x3f5, 0x2fc,
+		0xdfc, 0xcf5, 0xfff, 0xef6, 0x9fa, 0x8f3, 0xbf9, 0xaf0,
+		0x650, 0x759, 0x453, 0x55a, 0x256, 0x35f, 0x55, 0x15c,
+		0xe5c, 0xf55, 0xc5f, 0xd56, 0xa5a, 0xb53, 0x859, 0x950,
+		0x7c0, 0x6c9, 0x5c3, 0x4ca, 0x3c6, 0x2cf, 0x1c5, 0xcc,
+		0xfcc, 0xec5, 0xdcf, 0xcc6, 0xbca, 0xac3, 0x9c9, 0x8c0,
+		0x8c0, 0x9c9, 0xac3, 0xbca, 0xcc6, 0xdcf, 0xec5, 0xfcc,
+		0xcc, 0x1c5, 0x2cf, 0x3c6, 0x4ca, 0x5c3, 0x6c9, 0x7c0,
+		0x950, 0x859, 0xb53, 0xa5a, 0xd56, 0xc5f, 0xf55, 0xe5c,
+		0x15c, 0x55, 0x35f, 0x256, 0x55a, 0x453, 0x759, 0x650,
+		0xaf0, 0xbf9, 0x8f3, 0x9fa, 0xef6, 0xfff, 0xcf5, 0xdfc,
+		0x2fc, 0x3f5, 0xff, 0x1f6, 0x6fa, 0x7f3, 0x4f9, 0x5f0,
+		0xb60, 0xa69, 0x963, 0x86a, 0xf66, 0xe6f, 0xd65, 0xc6c,
+		0x36c, 0x265, 0x16f, 0x66, 0x76a, 0x663, 0x569, 0x460,
+		0xca0, 0xda9, 0xea3, 0xfaa, 0x8a6, 0x9af, 0xaa5, 0xbac,
+		0x4ac, 0x5a5, 0x6af, 0x7a6, 0xaa, 0x1a3, 0x2a9, 0x3a0,
+		0xd30, 0xc39, 0xf33, 0xe3a, 0x936, 0x83f, 0xb35, 0xa3c,
+		0x53c, 0x435, 0x73f, 0x636, 0x13a, 0x33, 0x339, 0x230,
+		0xe90, 0xf99, 0xc93, 0xd9a, 0xa96, 0xb9f, 0x895, 0x99c,
+		0x69c, 0x795, 0x49f, 0x596, 0x29a, 0x393, 0x99, 0x190,
+		0xf00, 0xe09, 0xd03, 0xc0a, 0xb06, 0xa0f, 0x905, 0x80c,
+		0x70c, 0x605, 0x50f, 0x406, 0x30a, 0x203, 0x109, 0x0 ] );
+
+	var TriTable = new Int32Array( [
+		- 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 8, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 1, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 8, 3, 9, 8, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 2, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 8, 3, 1, 2, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 2, 10, 0, 2, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		2, 8, 3, 2, 10, 8, 10, 9, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 11, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 11, 2, 8, 11, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 9, 0, 2, 3, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 11, 2, 1, 9, 11, 9, 8, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 10, 1, 11, 10, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 10, 1, 0, 8, 10, 8, 11, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 9, 0, 3, 11, 9, 11, 10, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 8, 10, 10, 8, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 7, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 3, 0, 7, 3, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 1, 9, 8, 4, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 1, 9, 4, 7, 1, 7, 3, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 2, 10, 8, 4, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 4, 7, 3, 0, 4, 1, 2, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 2, 10, 9, 0, 2, 8, 4, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		2, 10, 9, 2, 9, 7, 2, 7, 3, 7, 9, 4, - 1, - 1, - 1, - 1,
+		8, 4, 7, 3, 11, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		11, 4, 7, 11, 2, 4, 2, 0, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 0, 1, 8, 4, 7, 2, 3, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 7, 11, 9, 4, 11, 9, 11, 2, 9, 2, 1, - 1, - 1, - 1, - 1,
+		3, 10, 1, 3, 11, 10, 7, 8, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 11, 10, 1, 4, 11, 1, 0, 4, 7, 11, 4, - 1, - 1, - 1, - 1,
+		4, 7, 8, 9, 0, 11, 9, 11, 10, 11, 0, 3, - 1, - 1, - 1, - 1,
+		4, 7, 11, 4, 11, 9, 9, 11, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 5, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 5, 4, 0, 8, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 5, 4, 1, 5, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		8, 5, 4, 8, 3, 5, 3, 1, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 2, 10, 9, 5, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 0, 8, 1, 2, 10, 4, 9, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		5, 2, 10, 5, 4, 2, 4, 0, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		2, 10, 5, 3, 2, 5, 3, 5, 4, 3, 4, 8, - 1, - 1, - 1, - 1,
+		9, 5, 4, 2, 3, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 11, 2, 0, 8, 11, 4, 9, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 5, 4, 0, 1, 5, 2, 3, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		2, 1, 5, 2, 5, 8, 2, 8, 11, 4, 8, 5, - 1, - 1, - 1, - 1,
+		10, 3, 11, 10, 1, 3, 9, 5, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 9, 5, 0, 8, 1, 8, 10, 1, 8, 11, 10, - 1, - 1, - 1, - 1,
+		5, 4, 0, 5, 0, 11, 5, 11, 10, 11, 0, 3, - 1, - 1, - 1, - 1,
+		5, 4, 8, 5, 8, 10, 10, 8, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 7, 8, 5, 7, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 3, 0, 9, 5, 3, 5, 7, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 7, 8, 0, 1, 7, 1, 5, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 5, 3, 3, 5, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 7, 8, 9, 5, 7, 10, 1, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		10, 1, 2, 9, 5, 0, 5, 3, 0, 5, 7, 3, - 1, - 1, - 1, - 1,
+		8, 0, 2, 8, 2, 5, 8, 5, 7, 10, 5, 2, - 1, - 1, - 1, - 1,
+		2, 10, 5, 2, 5, 3, 3, 5, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		7, 9, 5, 7, 8, 9, 3, 11, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 5, 7, 9, 7, 2, 9, 2, 0, 2, 7, 11, - 1, - 1, - 1, - 1,
+		2, 3, 11, 0, 1, 8, 1, 7, 8, 1, 5, 7, - 1, - 1, - 1, - 1,
+		11, 2, 1, 11, 1, 7, 7, 1, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 5, 8, 8, 5, 7, 10, 1, 3, 10, 3, 11, - 1, - 1, - 1, - 1,
+		5, 7, 0, 5, 0, 9, 7, 11, 0, 1, 0, 10, 11, 10, 0, - 1,
+		11, 10, 0, 11, 0, 3, 10, 5, 0, 8, 0, 7, 5, 7, 0, - 1,
+		11, 10, 5, 7, 11, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		10, 6, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 8, 3, 5, 10, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 0, 1, 5, 10, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 8, 3, 1, 9, 8, 5, 10, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 6, 5, 2, 6, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 6, 5, 1, 2, 6, 3, 0, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 6, 5, 9, 0, 6, 0, 2, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		5, 9, 8, 5, 8, 2, 5, 2, 6, 3, 2, 8, - 1, - 1, - 1, - 1,
+		2, 3, 11, 10, 6, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		11, 0, 8, 11, 2, 0, 10, 6, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 1, 9, 2, 3, 11, 5, 10, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		5, 10, 6, 1, 9, 2, 9, 11, 2, 9, 8, 11, - 1, - 1, - 1, - 1,
+		6, 3, 11, 6, 5, 3, 5, 1, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 8, 11, 0, 11, 5, 0, 5, 1, 5, 11, 6, - 1, - 1, - 1, - 1,
+		3, 11, 6, 0, 3, 6, 0, 6, 5, 0, 5, 9, - 1, - 1, - 1, - 1,
+		6, 5, 9, 6, 9, 11, 11, 9, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		5, 10, 6, 4, 7, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 3, 0, 4, 7, 3, 6, 5, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 9, 0, 5, 10, 6, 8, 4, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		10, 6, 5, 1, 9, 7, 1, 7, 3, 7, 9, 4, - 1, - 1, - 1, - 1,
+		6, 1, 2, 6, 5, 1, 4, 7, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 2, 5, 5, 2, 6, 3, 0, 4, 3, 4, 7, - 1, - 1, - 1, - 1,
+		8, 4, 7, 9, 0, 5, 0, 6, 5, 0, 2, 6, - 1, - 1, - 1, - 1,
+		7, 3, 9, 7, 9, 4, 3, 2, 9, 5, 9, 6, 2, 6, 9, - 1,
+		3, 11, 2, 7, 8, 4, 10, 6, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		5, 10, 6, 4, 7, 2, 4, 2, 0, 2, 7, 11, - 1, - 1, - 1, - 1,
+		0, 1, 9, 4, 7, 8, 2, 3, 11, 5, 10, 6, - 1, - 1, - 1, - 1,
+		9, 2, 1, 9, 11, 2, 9, 4, 11, 7, 11, 4, 5, 10, 6, - 1,
+		8, 4, 7, 3, 11, 5, 3, 5, 1, 5, 11, 6, - 1, - 1, - 1, - 1,
+		5, 1, 11, 5, 11, 6, 1, 0, 11, 7, 11, 4, 0, 4, 11, - 1,
+		0, 5, 9, 0, 6, 5, 0, 3, 6, 11, 6, 3, 8, 4, 7, - 1,
+		6, 5, 9, 6, 9, 11, 4, 7, 9, 7, 11, 9, - 1, - 1, - 1, - 1,
+		10, 4, 9, 6, 4, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 10, 6, 4, 9, 10, 0, 8, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		10, 0, 1, 10, 6, 0, 6, 4, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		8, 3, 1, 8, 1, 6, 8, 6, 4, 6, 1, 10, - 1, - 1, - 1, - 1,
+		1, 4, 9, 1, 2, 4, 2, 6, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 0, 8, 1, 2, 9, 2, 4, 9, 2, 6, 4, - 1, - 1, - 1, - 1,
+		0, 2, 4, 4, 2, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		8, 3, 2, 8, 2, 4, 4, 2, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		10, 4, 9, 10, 6, 4, 11, 2, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 8, 2, 2, 8, 11, 4, 9, 10, 4, 10, 6, - 1, - 1, - 1, - 1,
+		3, 11, 2, 0, 1, 6, 0, 6, 4, 6, 1, 10, - 1, - 1, - 1, - 1,
+		6, 4, 1, 6, 1, 10, 4, 8, 1, 2, 1, 11, 8, 11, 1, - 1,
+		9, 6, 4, 9, 3, 6, 9, 1, 3, 11, 6, 3, - 1, - 1, - 1, - 1,
+		8, 11, 1, 8, 1, 0, 11, 6, 1, 9, 1, 4, 6, 4, 1, - 1,
+		3, 11, 6, 3, 6, 0, 0, 6, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		6, 4, 8, 11, 6, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		7, 10, 6, 7, 8, 10, 8, 9, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 7, 3, 0, 10, 7, 0, 9, 10, 6, 7, 10, - 1, - 1, - 1, - 1,
+		10, 6, 7, 1, 10, 7, 1, 7, 8, 1, 8, 0, - 1, - 1, - 1, - 1,
+		10, 6, 7, 10, 7, 1, 1, 7, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 2, 6, 1, 6, 8, 1, 8, 9, 8, 6, 7, - 1, - 1, - 1, - 1,
+		2, 6, 9, 2, 9, 1, 6, 7, 9, 0, 9, 3, 7, 3, 9, - 1,
+		7, 8, 0, 7, 0, 6, 6, 0, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		7, 3, 2, 6, 7, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		2, 3, 11, 10, 6, 8, 10, 8, 9, 8, 6, 7, - 1, - 1, - 1, - 1,
+		2, 0, 7, 2, 7, 11, 0, 9, 7, 6, 7, 10, 9, 10, 7, - 1,
+		1, 8, 0, 1, 7, 8, 1, 10, 7, 6, 7, 10, 2, 3, 11, - 1,
+		11, 2, 1, 11, 1, 7, 10, 6, 1, 6, 7, 1, - 1, - 1, - 1, - 1,
+		8, 9, 6, 8, 6, 7, 9, 1, 6, 11, 6, 3, 1, 3, 6, - 1,
+		0, 9, 1, 11, 6, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		7, 8, 0, 7, 0, 6, 3, 11, 0, 11, 6, 0, - 1, - 1, - 1, - 1,
+		7, 11, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		7, 6, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 0, 8, 11, 7, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 1, 9, 11, 7, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		8, 1, 9, 8, 3, 1, 11, 7, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		10, 1, 2, 6, 11, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 2, 10, 3, 0, 8, 6, 11, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		2, 9, 0, 2, 10, 9, 6, 11, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		6, 11, 7, 2, 10, 3, 10, 8, 3, 10, 9, 8, - 1, - 1, - 1, - 1,
+		7, 2, 3, 6, 2, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		7, 0, 8, 7, 6, 0, 6, 2, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		2, 7, 6, 2, 3, 7, 0, 1, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 6, 2, 1, 8, 6, 1, 9, 8, 8, 7, 6, - 1, - 1, - 1, - 1,
+		10, 7, 6, 10, 1, 7, 1, 3, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		10, 7, 6, 1, 7, 10, 1, 8, 7, 1, 0, 8, - 1, - 1, - 1, - 1,
+		0, 3, 7, 0, 7, 10, 0, 10, 9, 6, 10, 7, - 1, - 1, - 1, - 1,
+		7, 6, 10, 7, 10, 8, 8, 10, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		6, 8, 4, 11, 8, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 6, 11, 3, 0, 6, 0, 4, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		8, 6, 11, 8, 4, 6, 9, 0, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 4, 6, 9, 6, 3, 9, 3, 1, 11, 3, 6, - 1, - 1, - 1, - 1,
+		6, 8, 4, 6, 11, 8, 2, 10, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 2, 10, 3, 0, 11, 0, 6, 11, 0, 4, 6, - 1, - 1, - 1, - 1,
+		4, 11, 8, 4, 6, 11, 0, 2, 9, 2, 10, 9, - 1, - 1, - 1, - 1,
+		10, 9, 3, 10, 3, 2, 9, 4, 3, 11, 3, 6, 4, 6, 3, - 1,
+		8, 2, 3, 8, 4, 2, 4, 6, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 4, 2, 4, 6, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 9, 0, 2, 3, 4, 2, 4, 6, 4, 3, 8, - 1, - 1, - 1, - 1,
+		1, 9, 4, 1, 4, 2, 2, 4, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		8, 1, 3, 8, 6, 1, 8, 4, 6, 6, 10, 1, - 1, - 1, - 1, - 1,
+		10, 1, 0, 10, 0, 6, 6, 0, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 6, 3, 4, 3, 8, 6, 10, 3, 0, 3, 9, 10, 9, 3, - 1,
+		10, 9, 4, 6, 10, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 9, 5, 7, 6, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 8, 3, 4, 9, 5, 11, 7, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		5, 0, 1, 5, 4, 0, 7, 6, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		11, 7, 6, 8, 3, 4, 3, 5, 4, 3, 1, 5, - 1, - 1, - 1, - 1,
+		9, 5, 4, 10, 1, 2, 7, 6, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		6, 11, 7, 1, 2, 10, 0, 8, 3, 4, 9, 5, - 1, - 1, - 1, - 1,
+		7, 6, 11, 5, 4, 10, 4, 2, 10, 4, 0, 2, - 1, - 1, - 1, - 1,
+		3, 4, 8, 3, 5, 4, 3, 2, 5, 10, 5, 2, 11, 7, 6, - 1,
+		7, 2, 3, 7, 6, 2, 5, 4, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 5, 4, 0, 8, 6, 0, 6, 2, 6, 8, 7, - 1, - 1, - 1, - 1,
+		3, 6, 2, 3, 7, 6, 1, 5, 0, 5, 4, 0, - 1, - 1, - 1, - 1,
+		6, 2, 8, 6, 8, 7, 2, 1, 8, 4, 8, 5, 1, 5, 8, - 1,
+		9, 5, 4, 10, 1, 6, 1, 7, 6, 1, 3, 7, - 1, - 1, - 1, - 1,
+		1, 6, 10, 1, 7, 6, 1, 0, 7, 8, 7, 0, 9, 5, 4, - 1,
+		4, 0, 10, 4, 10, 5, 0, 3, 10, 6, 10, 7, 3, 7, 10, - 1,
+		7, 6, 10, 7, 10, 8, 5, 4, 10, 4, 8, 10, - 1, - 1, - 1, - 1,
+		6, 9, 5, 6, 11, 9, 11, 8, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 6, 11, 0, 6, 3, 0, 5, 6, 0, 9, 5, - 1, - 1, - 1, - 1,
+		0, 11, 8, 0, 5, 11, 0, 1, 5, 5, 6, 11, - 1, - 1, - 1, - 1,
+		6, 11, 3, 6, 3, 5, 5, 3, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 2, 10, 9, 5, 11, 9, 11, 8, 11, 5, 6, - 1, - 1, - 1, - 1,
+		0, 11, 3, 0, 6, 11, 0, 9, 6, 5, 6, 9, 1, 2, 10, - 1,
+		11, 8, 5, 11, 5, 6, 8, 0, 5, 10, 5, 2, 0, 2, 5, - 1,
+		6, 11, 3, 6, 3, 5, 2, 10, 3, 10, 5, 3, - 1, - 1, - 1, - 1,
+		5, 8, 9, 5, 2, 8, 5, 6, 2, 3, 8, 2, - 1, - 1, - 1, - 1,
+		9, 5, 6, 9, 6, 0, 0, 6, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 5, 8, 1, 8, 0, 5, 6, 8, 3, 8, 2, 6, 2, 8, - 1,
+		1, 5, 6, 2, 1, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 3, 6, 1, 6, 10, 3, 8, 6, 5, 6, 9, 8, 9, 6, - 1,
+		10, 1, 0, 10, 0, 6, 9, 5, 0, 5, 6, 0, - 1, - 1, - 1, - 1,
+		0, 3, 8, 5, 6, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		10, 5, 6, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		11, 5, 10, 7, 5, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		11, 5, 10, 11, 7, 5, 8, 3, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		5, 11, 7, 5, 10, 11, 1, 9, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		10, 7, 5, 10, 11, 7, 9, 8, 1, 8, 3, 1, - 1, - 1, - 1, - 1,
+		11, 1, 2, 11, 7, 1, 7, 5, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 8, 3, 1, 2, 7, 1, 7, 5, 7, 2, 11, - 1, - 1, - 1, - 1,
+		9, 7, 5, 9, 2, 7, 9, 0, 2, 2, 11, 7, - 1, - 1, - 1, - 1,
+		7, 5, 2, 7, 2, 11, 5, 9, 2, 3, 2, 8, 9, 8, 2, - 1,
+		2, 5, 10, 2, 3, 5, 3, 7, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		8, 2, 0, 8, 5, 2, 8, 7, 5, 10, 2, 5, - 1, - 1, - 1, - 1,
+		9, 0, 1, 5, 10, 3, 5, 3, 7, 3, 10, 2, - 1, - 1, - 1, - 1,
+		9, 8, 2, 9, 2, 1, 8, 7, 2, 10, 2, 5, 7, 5, 2, - 1,
+		1, 3, 5, 3, 7, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 8, 7, 0, 7, 1, 1, 7, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 0, 3, 9, 3, 5, 5, 3, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 8, 7, 5, 9, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		5, 8, 4, 5, 10, 8, 10, 11, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		5, 0, 4, 5, 11, 0, 5, 10, 11, 11, 3, 0, - 1, - 1, - 1, - 1,
+		0, 1, 9, 8, 4, 10, 8, 10, 11, 10, 4, 5, - 1, - 1, - 1, - 1,
+		10, 11, 4, 10, 4, 5, 11, 3, 4, 9, 4, 1, 3, 1, 4, - 1,
+		2, 5, 1, 2, 8, 5, 2, 11, 8, 4, 5, 8, - 1, - 1, - 1, - 1,
+		0, 4, 11, 0, 11, 3, 4, 5, 11, 2, 11, 1, 5, 1, 11, - 1,
+		0, 2, 5, 0, 5, 9, 2, 11, 5, 4, 5, 8, 11, 8, 5, - 1,
+		9, 4, 5, 2, 11, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		2, 5, 10, 3, 5, 2, 3, 4, 5, 3, 8, 4, - 1, - 1, - 1, - 1,
+		5, 10, 2, 5, 2, 4, 4, 2, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 10, 2, 3, 5, 10, 3, 8, 5, 4, 5, 8, 0, 1, 9, - 1,
+		5, 10, 2, 5, 2, 4, 1, 9, 2, 9, 4, 2, - 1, - 1, - 1, - 1,
+		8, 4, 5, 8, 5, 3, 3, 5, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 4, 5, 1, 0, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		8, 4, 5, 8, 5, 3, 9, 0, 5, 0, 3, 5, - 1, - 1, - 1, - 1,
+		9, 4, 5, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 11, 7, 4, 9, 11, 9, 10, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 8, 3, 4, 9, 7, 9, 11, 7, 9, 10, 11, - 1, - 1, - 1, - 1,
+		1, 10, 11, 1, 11, 4, 1, 4, 0, 7, 4, 11, - 1, - 1, - 1, - 1,
+		3, 1, 4, 3, 4, 8, 1, 10, 4, 7, 4, 11, 10, 11, 4, - 1,
+		4, 11, 7, 9, 11, 4, 9, 2, 11, 9, 1, 2, - 1, - 1, - 1, - 1,
+		9, 7, 4, 9, 11, 7, 9, 1, 11, 2, 11, 1, 0, 8, 3, - 1,
+		11, 7, 4, 11, 4, 2, 2, 4, 0, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		11, 7, 4, 11, 4, 2, 8, 3, 4, 3, 2, 4, - 1, - 1, - 1, - 1,
+		2, 9, 10, 2, 7, 9, 2, 3, 7, 7, 4, 9, - 1, - 1, - 1, - 1,
+		9, 10, 7, 9, 7, 4, 10, 2, 7, 8, 7, 0, 2, 0, 7, - 1,
+		3, 7, 10, 3, 10, 2, 7, 4, 10, 1, 10, 0, 4, 0, 10, - 1,
+		1, 10, 2, 8, 7, 4, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 9, 1, 4, 1, 7, 7, 1, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 9, 1, 4, 1, 7, 0, 8, 1, 8, 7, 1, - 1, - 1, - 1, - 1,
+		4, 0, 3, 7, 4, 3, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		4, 8, 7, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 10, 8, 10, 11, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 0, 9, 3, 9, 11, 11, 9, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 1, 10, 0, 10, 8, 8, 10, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 1, 10, 11, 3, 10, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 2, 11, 1, 11, 9, 9, 11, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 0, 9, 3, 9, 11, 1, 2, 9, 2, 11, 9, - 1, - 1, - 1, - 1,
+		0, 2, 11, 8, 0, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		3, 2, 11, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		2, 3, 8, 2, 8, 10, 10, 8, 9, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		9, 10, 2, 0, 9, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		2, 3, 8, 2, 8, 10, 0, 1, 8, 1, 10, 8, - 1, - 1, - 1, - 1,
+		1, 10, 2, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		1, 3, 8, 9, 1, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 9, 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		0, 3, 8, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1,
+		- 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1, - 1 ] );
+
+} )( THREE )