The Powder Toy

It is indeed 1:1. There's only a 1/400 chance for the reaction to take place, so it is slow, which may give the appearance not all the particles were turned.

Delete the STK2 and the shortcuts go back to normal.    When STK2 is out, W turns into ctrl+W and S turns into ctrl+S

Use the insert key or semicolon to toggle this mode.    You can find information on how to use this mode here: https://powdertoy.co.uk/Wiki/W/Replace_Mode_and_Specific_Delete.html

An easier way with no editing is to open the console (press the ~ key) and type this:    tpt.setwindowsize(1)

Locking as invalid. The grid at size 1 is already lined up to the wall grid.

@BokkaB (View Post)  The first post gives instructions for how to install this script.

@VoltZ2018 (View Post)  Alexwall wasn't being serious there. The best way to learn how the game works for new players is the wiki. The code is just for advanced players that don't want...

@VoltZ2018 (View Post)  The Wiki is pretty comprehensive, I'd say at least 60% of it is there. It is community edited, so if you ever notice anything missing or incorrect, you can fix it.&n...

@Epicness250 (View Post)  You can press 'f' to go frame by frame when the game is paused.    "lock your pen to be vertical and horizontal" - I think you mean line t...

@Supercrafter (View Post)  oh ... you're right.    Honestly no idea why it happens. I personally blame the bad SDL 1.2 port I'm using. It might be preventing it from going ab...