added dist() and updated docs

Author: Abdur-rahmaanJ

README.md

@@ -268,6 +268,26 @@ def draw():
 
 # Docs
 
+### constants
+
+- mouseX
+
+position of x-coord of mouse
+
+- mouseY
+
+position of y-coord of mouse
+
+- width
+
+width of the canvas
+
+- height 
+
+height of the canvas
+
+### main functions
+
 - setup()
 
 Used to initialise what will be used only once
@@ -276,6 +296,8 @@ Used to initialise what will be used only once
 
 code to be looped is placed in it
 
+### graphics
+
 - line()
 
 ```python
@@ -294,6 +316,18 @@ rect(x, y, width, height)
 ellipse(x, y, width, height)
 ```
 
+- beginShape()
+
+```python
+beginShape()
+vertex(x1, y1)
+vertex(x2, y2)
+vertex(x3, y3)
+endShape()
+```
+
+### fill control
+
 - background()
 
 ```python
@@ -346,6 +380,8 @@ noStroke()
 
 Removes strokes
 
+### utility
+
 - random()
 
 ```python
@@ -356,19 +392,13 @@ random() # returns arbitrary value from 0 to 1
 
 Returns integer inclusive of start, exclusive of end
 
-- beginShape()
+- dist
 
 ```python
-beginShape()
-vertex(x1, y1)
-vertex(x2, y2)
-vertex(x3, y3)
-endShape()
+dist(x1, x2, y1, y2)
 ```
-- mouseX
 
-position of x-coord of mouse
+Returns 2D distance between 2 coordinates.
+
 
-- mouseY
 
-position of y-coord of mouse

ppython/dump/dump.py

@@ -149,6 +149,11 @@ def vertex(x, y):
 def endShape(*args):
     _p.polygon()
 
+def dist(x1, y1, x2, y2):
+    squared_delta_x = (x2 - x1) ** 2
+    squared_delta_y = (y2 - y1) ** 2
+    return sqrt(squared_delta_x + squared_delta_y)
+
 
 
 from tkinter import *
@@ -162,7 +167,7 @@ def endShape(*args):
 
 def setup():
     global width, height, mouseX, mouseY
-    print(random())
+    print(dist(0, 0, 0, 100))
 
 def draw():
     global root, width, height, mouseX, mouseY

ppython/lab.py

@@ -1,5 +1,5 @@
 def setup():
-    print(random())
+    print(dist(0, 0, 0, 100))
 
 def draw():
     #background(100)

ppython/template.py

@@ -149,6 +149,11 @@ def vertex(x, y):
 def endShape(*args):
     _p.polygon()
 
+def dist(x1, y1, x2, y2):
+    squared_delta_x = (x2 - x1) ** 2
+    squared_delta_y = (y2 - y1) ** 2
+    return sqrt(squared_delta_x + squared_delta_y)
+
 
 
 from tkinter import *