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* add new fishfood to the simulation * @param food * for future development - when fishfood types will be supported. */ public static void addFood(String food) { Shape s = new FishFood(cam); sim_shapes.add(s); }
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/** * moves the simulation forward */ public static void step(){ Shape s; for(int i = 0;i<sim_shapes.size();i++){ s = sim_shapes.get(i); if(s instanceof Fish) ((Fish)s).fishStep(); else if(s instanceof FishFood)