Saturday, September 19, 2009

Midnight Sun

STEPS
  • Create a circle.
  • Divide it with 6 segments.
  • Turn pdmode value to 3.
  • Turn node option on in running Osnap mode.
  • Create an arc using SEA taking inc. angle 90.
  • Offset the arc.
  • Use Trim command to separate the sun from moon.
  • Use Pline command to create rays of the sun at any quad point taking a min. offset distance.
  • Array the single sun ray.
  • Use erase with fence select method to erase the extra arrayed objects.
  • Use Bhatch to color the sun & the moon.

Drawing using Array in AutoCAD


1. Create a polyarc using PLINE command as shown below. I have used 1st included angle as 180 and the rest two 45.

2. Use polar array option in ARRAY Command, select the complete object.

3. Select the bottom endpoint of the arc as the centre point

4. Select no. of items as required, I have taken 72.

5. The Angle to fill is 360.

And the final output will be as shown below.