Break a Layout into Tiles

   1 #!/usr/bin/layout
   2 #name=tile a layout
   3 #help=breaks a layout into tiles
   4 
   5 
   6 int main(){
   7 file f;
   8 
   9 // enter your parameter here:
  10 int nx=10;
  11 int ny=10;
  12 string outPath=f.homePath();
  13 string baseName="layoutTile";
  14 string tempFile=f.tempPath()+"/tempLayout.gds.gz";
  15 // end of parameter entry
  16 
  17 layout->drawing->saveFile(tempFile);
  18 
  19 point pmax,pmin;
  20 pmax.set(-1000000000,-1000000000);
  21 pmin.set(1000000000,1000000000);
  22 layout->drawing->currentCell->maximum(&pmax);
  23 layout->drawing->currentCell->minimum(&pmin);
  24 int stepX=(pmax.x()-pmin.x())/nx+1;
  25 int stepY=(pmax.y()-pmin.y())/ny+1;
  26 
  27 int x,y;
  28 int layerbackup=layout->drawing->activeLayer;
  29 layout->drawing->activeLayer=999;
  30 layout->drawing->currentCell->deselectAll();
  31 string sx,sy;
  32 for (x=0;x<nx;x++)  {
  33    for (y=0;y<ny;y++){
  34    sx.setNum(x);
  35    sy.setNum(y);
  36    layout->drawing->point(pmin.x()+x*stepX,pmin.y()+y*stepY);
  37    layout->drawing->point(pmin.x()+(x+1)*stepX,pmin.y()+(y+1)*stepY);
  38    layout->drawing->box();
  39    layout->drawing->currentCell->selectLayer(999);
  40    layout->drawing->currentCell->cropWithSelection();
  41    layout->drawing->stripUnneeded();
  42    layout->drawing->saveFile(outPath+"/"+baseName+sx+"_"+sy+".gds");
  43    layout->drawing->openFile(tempFile);
  44 }
  45 }
  46 
  47 layout->drawing->activeLayer=layerbackup;
  48 layout->drawing->openFile(tempFile);
  49 }