rollout SplitRender "Split Render Tool" width:250 height:100 
  ( 
  	radiobuttons splitcount "Pieces to split render in:" labels:#("1", "4", "9", "16") default:2 
  	spinner  width   "Total width:"   type:#integer range:[0,32000,3000] 
  	spinner  height  "Total height:"  type:#integer range:[0,32000,2400] 
  	spinner  overlap "Pixel overlap:" type:#integer 
   
      checkbutton show "Show image while rendering" checked:on 
   
  	edittext filename "File name:"  text:"my_filename" 
  	edittext extension "File type:" text:".jpg"  
   
  	button  doRender "Do the render" 
  	 
  	on doRender pressed do ( 
  	    a = splitcount.state 
  		b = splitcount.state * splitcount.state 
  		-- actual render width and height 
  		w = width.value  / a 
  		h = height.value / a			 
   
  		bm = bitmap w h 
  		p = overlap.value - 1 
  		 
  		for i=0 to b-1 do 
  		( 
  			row = i / a 
  			col = i - floor(row) * a 
  			 
  			render renderType:#blowup region:#((w/a)*col,(h/a)*row,w/a*(col+1)+p,(h/a)*(row+1)+p) outputwidth:w outputheight:h outputfile:(filename.text + row as string + col as string + extension.text) vfb:show.checked progressbar:(not show.checked) to:bm 
  		) 
  		unDisplay bm		 
  	) 
  ) 
   
  -- create the rollout window and add the  rollout 
  if splitRenderFloater != undefined do 
  ( 
  	closerolloutfloater splitRenderFloater 
  ) 
  SplitRenderFloater = newRolloutFloater "Split Render Tool" 250 225 
  addRollout SplitRender SplitRenderFloater