addHook("PlayerThink", function(player) -- Resets if the player bonks when they touch the ground.
	if player and player.valid and player.mo.valid then
		if P_IsObjectOnGround(player.mo) or (player.mo.eflags & MFE_SPRUNG) -- Checks if player is on the ground or used a spring.
			player.bonk = false -- resets bonk to false..
		end
	end
end)
	

addHook("MobjMoveBlocked", function(mo) -- Checks if player is hitting a wall
local player = mo.player
	if player.bonk == false and player.speed >= player.runspeed -- checks if player can bonk.
		P_DoPlayerPain(player)
		if player.speed >= 60*FRACUNIT -- checks if player is going fast enough to bounce of the wall.
			P_InstaThrust(player.mo, player.mo.angle, (player.speed - 36*FRACUNIT) * -1) -- Bounces the player back.
			player.mo.angle = $*-1 -- reverses their view.
		end
	S_StartSound(player.mo, sfx_s3ka2) -- Plays the bonk sound effect.
	end
end, MT_PLAYER)