diff --git a/src/Line.java b/src/Line.java index 94f9ad2..99988c8 100644 --- a/src/Line.java +++ b/src/Line.java @@ -7,18 +7,10 @@ import static processing.core.PApplet.*; public class Line{ private Vector direction = new Vector(0,0); private Vector position = new Vector(0,0); - private float length = 0; Line(Vector startPosition, Vector endPosition){ direction = endPosition.sub(startPosition); position = startPosition; - length = direction.mag(); - direction = direction.normalize(); - } - Line(Vector direction, Vector position, float lineLength){ - this.direction = direction.normalize(); - this.position = position; - this.length = lineLength; } /** @@ -40,7 +32,7 @@ public class Line{ // this section calculates the direction vector of the line of best fit Vector direction = new Vector(); - + float length = 1; // get the rise and run of the line of best fit for(Vector point : points){ direction.y += (point.x - mean.x)*(point.y - mean.y); // rise @@ -48,8 +40,8 @@ public class Line{ // find the point that's furthest from the mean and use it to set the line length. float dist = abs(point.sub(mean).mag()); - if(dist > this.length){ - this.length = 2*dist; + if(dist > length){ + length = 2*dist; } } @@ -78,11 +70,11 @@ public class Line{ } public float getLength(){ - return length; + return direction.mag(); } public void draw(PApplet screen){ - Vector endPoint = this.position.add(this.direction.mul(this.length)); + Vector endPoint = this.position.add(this.direction); screen.line(position.x, position.y, endPoint.x, endPoint.y); }