Extract Multi Layer Macro

   1 #!/usr/bin/layout
   2 #name=extract multi layers
   3 #help=extract more than one layer from a design
   4 
   5 int main() {
   6   // get first cell
   7   cellList *cells=layout->drawing->firstCell;
   8 
   9   // loop over all cells
  10   while (cells!=NULL){  
  11        if (cells->thisCell!=NULL){
  12        // get first Element of this cell
  13        elementList *l=cells->thisCell->firstElement;
  14        cells->thisCell->selectAll();
  15 
  16        // loop over all elements
  17       while (l!=NULL) {
  18                if (l->thisElement!=NULL) {
  19                     if (l->thisElement->isCellref()) l->thisElement->deselectAll();
  20                    else if (l->thisElement->isCellrefArray()) l->thisElement->deselectAll();
  21                    else {
  22                        int layer=l->thisElement->layerNum;
  23                        //list all layer here you want to keep
  24                        if (layer==1) l->thisElement->deselectAll();
  25                        if (layer==3) l->thisElement->deselectAll();
  26                        if (layer==5) l->thisElement->deselectAll();
  27                        if (layer==7) l->thisElement->deselectAll();
  28                        if (layer==9) l->thisElement->deselectAll();
  29                        if (layer==11) l->thisElement->deselectAll();
  30                    }
  31                }
  32                l=l->nextElement;
  33            }
  34 
  35     //round all selected elements
  36     cells->thisCell->deleteSelect();
  37    }
  38    cells=cells->nextCell;
  39   }
  40 }