new brush tool

function brush(){
  if(brushOn){
    for(var t=0;t<4;t++){
      for(var u=0;u<4;u++){
        OWOP.world.setPixel(t+Math.floor(OWOP.mouse.tileX/4)*4,u+Math.floor(OWOP.mouse.tileY/4)*4,OWOP.player.selectedColor)
      }
    }
  }
};
brushOn=false;
setInterval(brush);
OWOP.tools.addToolObject(new OWOP.tools.class("Brush", OWOP.cursors.brush, OWOP.fx.player.RECT_SELECT_ALIGNED(4), false, function(tool) {
  tool.setEvent("mousedown", () => {
    brushOn=true
  });
  tool.setEvent("mouseup", () => {
    brushOn=false
  });
}));