修改静态资源文件夹位置

public/sdk/three/jsm/lines/LineGeometry.js

@@ -0,0 +1,79 @@
+import { LineSegmentsGeometry } from '../lines/LineSegmentsGeometry.js';
+
+class LineGeometry extends LineSegmentsGeometry {
+
+	constructor() {
+
+		super();
+
+		this.isLineGeometry = true;
+
+		this.type = 'LineGeometry';
+
+	}
+
+	setPositions( array ) {
+
+		// converts [ x1, y1, z1,  x2, y2, z2, ... ] to pairs format
+
+		const length = array.length - 3;
+		const points = new Float32Array( 2 * length );
+
+		for ( let 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 ];
+
+		}
+
+		super.setPositions( points );
+
+		return this;
+
+	}
+
+	setColors( array ) {
+
+		// converts [ r1, g1, b1,  r2, g2, b2, ... ] to pairs format
+
+		const length = array.length - 3;
+		const colors = new Float32Array( 2 * length );
+
+		for ( let 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 ];
+
+		}
+
+		super.setColors( colors );
+
+		return this;
+
+	}
+
+	fromLine( line ) {
+
+		const geometry = line.geometry;
+
+		this.setPositions( geometry.attributes.position.array ); // assumes non-indexed
+
+		// set colors, maybe
+
+		return this;
+
+	}
+
+}
+
+export { LineGeometry };