randRects.2dpy

def Init():
   # --- author : rickb
   STR.SetFParam0Name("Decay")
   STR.SetFParam1Name("Color Adjust")
   STR.SetFParam2Name("Size")
   GLB.a = 0
   GLB.mode = 0
   GLB.delta = 0
   # --- accent : Double Rect
   # --- trigger : Rotate Mode


def Render(cr):
   # ---- clear screen
   f0 = STR.F0mix(0.00,.35)
   f1 = STR.F1mix(-0.5,0.5)
   f2 = STR.F2()
   cr.set_source_rgba(0,0,0,f0)
   cr.rectangle(0,0,320,240)
   cr.fill()
   cr.set_source_rgb(0,random.random()+f1,random.random()-f1)
   x = 320*random.random()
   y = 240*random.random()


   if STR.CheckTrigger():
      GLB.mode = 0 if GLB.mode == 1 else 1
      if GLB.mode == 0:
         GLB.delta=0

   if GLB.mode:
      cr.translate(160,120)
      cr.rotate(GLB.delta)
      cr.translate(-160,-120)
      GLB.delta = GLB.delta - 0.1
   cr.set_line_width(4)
   w = GLB.a*200*f2
   h = GLB.a*140*f2
   cr.rectangle(x,y,w,h)
   if STR.CheckAccent():
      cr.set_source_rgb(0,random.random()-f1,random.random()+f1)
      cr.set_line_width(2)
      cr.rectangle(x-10,y-10,w+20,h+20)
   cr.stroke()
   GLB.a = GLB.a+0.1
   if GLB.a>1.0:
      GLB.a=0