Merge pull request #11349 from WestLangley/dev-fatlines

Added linewidth support

examples/js/lines/Line2.js

@@ -0,0 +1,31 @@
+/**
+ * @author WestLangley / http://github.com/WestLangley
+ *
+ */
+
+THREE.Line2 = function ( geometry, material ) {
+
+	THREE.LineSegments2.call( this );
+
+	this.type = 'Line2';
+
+	this.geometry = geometry !== undefined ? geometry : new THREE.LineGeometry();
+	this.material = material !== undefined ? material : new THREE.LineMaterial( { color: Math.random() * 0xffffff } );
+
+};
+
+THREE.Line2.prototype = Object.assign( Object.create( THREE.LineSegments2.prototype ), {
+
+	constructor: THREE.Line2,
+
+	isLine2: true,
+
+	copy: function ( source ) {
+
+		// todo
+
+		return this;
+
+	}
+
+} );

examples/js/lines/LineGeometry.js

@@ -0,0 +1,98 @@
+/**
+ * @author WestLangley / http://github.com/WestLangley
+ *
+ */
+
+THREE.LineGeometry = function () {
+
+	THREE.LineSegmentsGeometry.call( this );
+
+	this.type = 'LineGeometry';
+
+};
+
+THREE.LineGeometry.prototype = Object.assign( Object.create( THREE.LineSegmentsGeometry.prototype ), {
+
+	constructor: THREE.LineGeometry,
+
+	isLineGeometry: true,
+
+	setPositions: function ( array ) {
+
+		// converts [ x1, y1, z1,  x2, y2, z2, ... ] to pairs format
+
+		var length = array.length - 3;
+		var points = new Float32Array( 2 * length );
+
+		for ( var i = 0; i < length; i += 3 ) {
+
+			points[ 2 * i ] = array[ i ];
+			points[ 2 * i + 1 ] = array[ i + 1 ];
+			points[ 2 * i + 2 ] = array[ i + 2 ];
+
+			points[ 2 * i + 3 ] = array[ i + 3 ];
+			points[ 2 * i + 4 ] = array[ i + 4 ];
+			points[ 2 * i + 5 ] = array[ i + 5 ];
+
+		}
+
+		THREE.LineSegmentsGeometry.prototype.setPositions.call( this, points );
+
+		return this;
+
+	},
+
+	setColors: function ( array ) {
+
+		// converts [ r1, g1, b1,  r2, g2, b2, ... ] to pairs format
+
+		var length = array.length - 3;
+		var colors = new Float32Array( 2 * length );
+
+		for ( var i = 0; i < length; i += 3 ) {
+
+			colors[ 2 * i ] = array[ i ];
+			colors[ 2 * i + 1 ] = array[ i + 1 ];
+			colors[ 2 * i + 2 ] = array[ i + 2 ];
+
+			colors[ 2 * i + 3 ] = array[ i + 3 ];
+			colors[ 2 * i + 4 ] = array[ i + 4 ];
+			colors[ 2 * i + 5 ] = array[ i + 5 ];
+
+		}
+
+		THREE.LineSegmentsGeometry.prototype.setColors.call( this, colors );
+
+		return this;
+
+	},
+
+	fromLine: function ( line ) {
+
+		var geometry = line.geometry;
+
+		if ( geometry.isGeometry ) {
+
+			this.setPositions( geometry.vertices );
+
+		} else if ( geometry.isBufferGeometry ) {
+
+			this.setPositions( geometry.position.array ); // assumes non-indexed
+
+		}
+
+		// set colors, maybe
+
+		return this;
+
+	},
+
+	copy: function ( source ) {
+
+		// todo
+
+		return this;
+
+	}
+
+} );