In this mod, you will be able to build a tower with one command.
Select "Functions" and then . Change the function name to "start". All the blocks should go inside the function.
On the left side, click "Minecraft", then "Drone", and select . A drone is an invisible robot that can move around to build blocks or spawn mobs in your Minecraft world.
Create a variable by going to "Variables" and clicking . When the dialog pops up, enter d. Think of a variable like the name of the drone.
Go to "Variables" and drag the block to the block. It should look like this:
On the left side, click "Loops" and select .
Go to "Drone" and select . Drag this block into the block.
Change "forward" to "up".
Under Math, select and put it into the slot of this block. Change 0 to 1.
Go to "Drone" and select . Drag this into the loop.
On the left side, click "Materials" and choose . Put it in the slot of . Choose any block you want in the dropdown. The loop should look like this:
Click at the top. If successful, it shows what you need to enter to run the mod.
In Minecraft, go to the Modly character and click on it to enter the Modly world.
Enter /mod <your Modly username>:tower to run your mod!