day 26

README.md

@@ -4,9 +4,14 @@
 
 Hi! I'm [Alexandre Villares](https://abav.lugaralgum.com), let's see if I can make one small program (*sketch*) a day.
 
+![26](sketch_180126c/sketch_180126c.png)
+
+026c: [sketch_180126b](https://github.com/villares/sketch-a-day/tree/master/sketch_180126c)  [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)] 
+Mouse speed changing color &  strokeWeight()
+
 ![25](sketch_180125c/sketch_180125c.png)
 
-025c: [sketch_180124b](https://github.com/villares/sketch-a-day/tree/master/sketch_180124c)  [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)] 
+025c: [sketch_180125b](https://github.com/villares/sketch-a-day/tree/master/sketch_180125c)  [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)] 
 Mouse speed changing strokeWeight()
 
 ![24](sketch_180124b/sketch_180124b.png)

sketch_180126c/sketch.properties

@@ -0,0 +1,2 @@
+mode=Python
+mode.id=jycessing.mode.PythonMode

sketch_180126c/sketch_180126c.pyde

@@ -0,0 +1,28 @@
+"""
+s18026c - Alexandre B A Villares
+https://abav.lugaralgum.com/sketch-a-day
+
+Drag the mouse over the canvas to draw
+the 'brush' varies with mouse speed.
+"""
+
+pspeed = 0
+
+def setup():
+    size(500, 500)
+    colorMode(HSB)
+    background(0)
+
+def draw():
+    global pspeed
+    x, y, px, py = mouseX, mouseY, pmouseX, pmouseY
+    speed = (dist(x, y, px, py))**0.5 # squareroot of dist to previous mouse pos
+    w = ((10 - speed) + (10 - pspeed))/2 # mean of 10 minus speed & previous
+    stroke(map(w, 0, 10, 0, 255), 255, 255) # maps 1 to 10 to 0 to 255 scale
+    strokeWeight(abs(w))
+    if mousePressed:
+        line(x, y, px, py)
+    pspeed = speed # updates previous speed
+
+def keyPressed():
+    background(0)