fix movement angle

lib/plogo.js

@@ -1,77 +1,83 @@
-let angle,x,y,drawing=true;
-function setup(){
-  createCanvas(windowWidth,windowHeight); //canvas is size of window
-  resetDefaults();
-  turtle();
-  displayTurtle();
+let angle,
+	x,
+	y,
+	drawing = true,
+	turtleC;
+function setup() {
+	createCanvas(windowWidth, windowHeight); //canvas is size of window
+	resetDefaults();
+	turtle();
+	displayTurtle();
 }
 
-function resetDefaults(){
+function resetDefaults() {
+	angleMode(DEGREES); //instead of p5.js's default RADIANS
 
-  angleMode(DEGREES); //instead of p5.js's default RADIANS
+	angle = 180; //facing up
+	x = width / 2; //start turtle in center
+	y = height / 2;
+}
+function forward(d, startx = x, starty = y, _angle = 360 - angle) {
+	let newX = startx + d * sin(_angle);
+	let newY = starty + d * cos(_angle);
 
-  angle=0; //facing up
-  x = width/2; //start turtle in center
-  y = height/2;
+	if (drawing) {
+		line(startx, starty, newX, newY);
+	}
+
+	x = newX;
+	y = newY;
+}
+function back(d, startx = x, starty = y, _angle = 180 - angle) {
+	let newX = startx + d * sin(_angle);
+	let newY = starty + d * cos(_angle);
+
+	if (drawing) {
+		line(startx, starty, newX, newY);
+	}
+	x = newX;
+	y = newY;
+
+	print(x, y);
+}
+function left(_angle) {
+	angle -= _angle;
+}
+function right(_angle) {
+	angle += _angle;
 }
 
-function forward(d,startx=x, starty = y, _angle = angle){
-
-  let newX = startx+d*sin(_angle);
-  let newY = starty+d*cos(_angle);
-
-  if (drawing){
-    line(startx,starty,newX,newY);
-  }
-
-  x=newX
-  y=newY
+function pendown() {
+	drawing = true;
 }
-function back(d,startx=x, starty = y, _angle =360- angle){
-
-  let newX = startx+d*sin(_angle);
-  let newY = starty+d*cos(_angle);
-
-  if (drawing){
-    line(startx,starty,newX,newY);
-  }
-
-  x=newX
-  y=newY
+function penup() {
+	drawing = false;
 }
-function left(_angle){
- angle=180+_angle;
+function penSize(weight = 1) {
+	strokeWeight(weight);
 }
-function right(_angle){
-  angle=_angle;
+function penColor(c) {
+	stroke(c);
 }
-
-function pendown(){
-  drawing=true;
+function randint(max = 100) {
+	//default returns int between 0 and 100
+	return int(random(max));
 }
-function penup(){
-  drawing=false;
+function displayTurtle() {
+	stroke(0, 255, 0);
+	strokeWeight(1);
+	fill(0, 255, 0);
+	push();
+	translate(x, y);
+	rotate(180 + angle);
+	triangle(-10, 10, 10, 10, 0, -10);
+	pop();
 }
-function penSize(weight=1){
-  strokeWeight(weight);
+function windowResized() {
+	//resizes canvas if window is resized
+	resizeCanvas(windowWidth, windowHeight);
 }
-function penColor(c){
-  stroke(c);
-}
-function randint(max=100){ 
-  //default returns int between 0 and 100
-  return int(random(max))
-}
-function displayTurtle(){
-  stroke(0,255,0);
-  strokeWeight(1);
-  fill(0,255,0);
-  push()
-  translate(x,y)
-  rotate(angle)
-  triangle(-10,10,10,10,0,-10);
-  pop()
-}
-function windowResized(){ //resizes canvas if window is resized
-    resizeCanvas(windowWidth, windowHeight);
+function draw() {}
+function mousePressed() {
+	print(mouseY);
 }