index.js
function _drawLine(v0, v1, color) {
        var p = new Primitive();

        p.vertices = [v0, v1];
        p.color = toColor(color);

        renderer.addPrimitive(p);
    }
function _drawLine(v0, v1, color) {
        var p = new Primitive();

        p.vertices = [v0, v1];
        p.color = toColor(color);

        renderer.addPrimitive(p);
    }
function _drawLine ( v0 , v1 , color ) { var p = new Primitive ( ) ; p . vertices = [ v0 , v1 ] ; p . color = toColor ( color ) ; renderer . addPrimitive ( p ) ; }
Draws a single line from v0 to v1 with the given color.

Each point is a THREE.Vector3 object.
Draws a single line from v0 to v1 with the given color .