between() -> clamp() & swaps args 1 and 2 in uses

code/game/objects/structures/cliff.dm

@@ -254,7 +254,7 @@ two tiles on initialization, and which way a cliff is facing may change during m
 
 			if(length(vehicle.buckled_mobs))
 				for(var/mob/living/rider in vehicle.buckled_mobs)
-					var/damage = between(20, rider.getMaxHealth() * 0.4, 100)
+					var/damage = clamp(rider.getMaxHealth() * 0.4, 20, 100)
 					var/target_zone = ran_zone()
 					var/blocked = rider.run_armor_check(target_zone, "melee") * harm
 					var/soaked = rider.get_armor_soak(target_zone, "melee") * harm
@@ -278,7 +278,7 @@ two tiles on initialization, and which way a cliff is facing may change during m
 					continue
 
 				passengers |= passenger
-				var/damage = between(10, L.getMaxHealth() * 0.4, 50)
+				var/damage = clamp(L.getMaxHealth() * 0.4, 10, 50)
 				var/target_zone = ran_zone()
 				var/blocked = passenger.run_armor_check(target_zone, "melee") * harm
 				var/soaked = passenger.get_armor_soak(target_zone, "melee") * harm
@@ -287,7 +287,7 @@ two tiles on initialization, and which way a cliff is facing may change during m
 				shake_camera(passenger, 1, 1)
 				to_chat(passenger, SPAN_WARNING("\The [MP] shakes, bouncing you violently!"))
 
-			Mech.take_damage(between(50, Mech.maxhealth * 0.4 * harm, 300))
+			Mech.take_damage(clamp(Mech.maxhealth * 0.4 * harm, 50, 300))
 
 			if(QDELETED(Mech) && length(passengers))	// Damage caused the mech to explode, or otherwise vanish.
 				for(var/mob/living/victim in passengers)
@@ -316,7 +316,7 @@ two tiles on initialization, and which way a cliff is facing may change during m
 		// The bigger they are, the harder they fall.
 		// They will take at least 20 damage at the minimum, and tries to scale up to 40% of their max health.
 		// This scaling is capped at 100 total damage, which occurs if the thing that fell has more than 250 health.
-		var/damage = between(20, L.getMaxHealth() * 0.4, 100)
+		var/damage = clamp(L.getMaxHealth() * 0.4, 20, 100)
 		var/target_zone = ran_zone()
 		var/blocked = L.run_armor_check(target_zone, "melee") * harm
 		var/soaked = L.get_armor_soak(target_zone, "melee") * harm

code/game/objects/structures/flora/trees.dm

@@ -128,7 +128,7 @@
 		var/wood = initial(product_amount)
 		product_amount -= round(wood * (abs(amount)/max_health))
 
-	health = between(0, health + amount, max_health)
+	health = clamp(health + amount, 0, max_health)
 	if(health <= 0)
 		die()
 		return

code/game/objects/structures/grille.dm

@@ -70,11 +70,11 @@
 		if(BRUTE)
 			//bullets
 			if(Proj.original == src || prob(20))
-				Proj.damage *= between(0, Proj.damage/60, 0.5)
+				Proj.damage *= clamp(Proj.damage / 60, 0, 0.5)
 				if(prob(max((damage-10)/25, 0))*100)
 					passthrough = 1
 			else
-				Proj.damage *= between(0, Proj.damage/60, 1)
+				Proj.damage *= clamp(Proj.damage / 60, 0, 1)
 				passthrough = 1
 		if(BURN)
 			//beams and other projectiles are either blocked completely by grilles or stop half the damage.
@@ -84,7 +84,7 @@
 
 	if(passthrough)
 		. = PROJECTILE_CONTINUE
-		damage = between(0, (damage - Proj.damage)*(Proj.damage_type == BRUTE? 0.4 : 1), 10) //if the bullet passes through then the grille avoids most of the damage
+		damage = clamp((damage - Proj.damage) * (Proj.damage_type == BRUTE ? 0.4 : 1), 0, 10) //if the bullet passes through then the grille avoids most of the damage
 
 	src.health -= damage*0.2
 	spawn(0) healthcheck() //spawn to make sure we return properly if the grille is deleted

code/game/objects/structures/watercloset.dm

@@ -292,7 +292,7 @@
 	if(!on || !istype(M)) return
 
 	var/temperature = temperature_settings[watertemp]
-	var/temp_adj = between(BODYTEMP_COOLING_MAX, temperature - M.bodytemperature, BODYTEMP_HEATING_MAX)
+	var/temp_adj = clamp(temperature - M.bodytemperature, BODYTEMP_COOLING_MAX, BODYTEMP_HEATING_MAX)
 	M.bodytemperature += temp_adj
 
 	if(ishuman(M))