lib/toxi/geom/Polygon2D.js
function( tolerance ){
            //if tolerance is 0, it will be faster to just use 'equals' method
            var equals = tolerance ? 'equalsWithTolerance' : 'equals';
            var p, prev, i = 0, num = this.vertices.length;
            var last;
            for( ; i<num; i++ ){
                p = this.vertices[i];
                //if its the 'equals' method tolerance will just be ingored
                if( p[equals]( prev, tolerance ) ){
                    //remove from array, step back counter
                    this.vertices.splice( i, 1 );
                    i--;
                    num--;
                } else {
                    prev = p;
                }
            }
            num = this.vertices.length;
            if( num >  0 ){
                last = this.vertices[num-1];
                if( last[equals]( this.vertices[0], tolerance ) ){
                    this.vertices.splice( num-1, 1 );
                }
            }
            return this;
        }
function( tolerance ){
            //if tolerance is 0, it will be faster to just use 'equals' method
            var equals = tolerance ? 'equalsWithTolerance' : 'equals';
            var p, prev, i = 0, num = this.vertices.length;
            var last;
            for( ; i<num; i++ ){
                p = this.vertices[i];
                //if its the 'equals' method tolerance will just be ingored
                if( p[equals]( prev, tolerance ) ){
                    //remove from array, step back counter
                    this.vertices.splice( i, 1 );
                    i--;
                    num--;
                } else {
                    prev = p;
                }
            }
            num = this.vertices.length;
            if( num >  0 ){
                last = this.vertices[num-1];
                if( last[equals]( this.vertices[0], tolerance ) ){
                    this.vertices.splice( num-1, 1 );
                }
            }
            return this;
        }
function ( tolerance ) { //if tolerance is 0, it will be faster to just use 'equals' method var equals = tolerance ? 'equalsWithTolerance' : 'equals' ; var p , prev , i = 0 , num = this . vertices . length ; var last ; for ( ; i < num ; i ++ ) { p = this . vertices [ i ] ; //if its the 'equals' method tolerance will just be ingored if ( p [ equals ] ( prev , tolerance ) ) { //remove from array, step back counter this . vertices . splice ( i , 1 ) ; i -- ; num -- ; } else { prev = p ; } } num = this . vertices . length ; if ( num > 0 ) { last = this . vertices [ num - 1 ] ; if ( last [ equals ] ( this . vertices [ 0 ] , tolerance ) ) { this . vertices . splice ( num - 1 , 1 ) ; } } return this ; }
Removes duplicate vertices from the polygon. Only successive points are
recognized as duplicates.
@param {Number} tolerance snap distance for finding duplicates
@return itself
Removes duplicate vertices from the polygon . Only successive points are recognized as duplicates .