power pass

mechs actually use power when moving
mining z check isn't falsely inverted
actuator overload cost returned to pre accidental buff levels
correct value for step energy cost now on mechs
parts are now less wacky nor broken for energy cost

code/modules/vehicles/mecha/_mecha.dm

@@ -272,7 +272,7 @@
 
 /obj/vehicle/sealed/mecha/proc/update_part_values() ///Updates the values given by scanning module and capacitor tier, called when a part is removed or inserted.
 	if(scanmod)
-		normal_step_energy_drain = 20 - (5 * scanmod.rating) //10 is normal, so on lowest part its worse, on second its ok and on higher its real good up to 0 on best
+		normal_step_energy_drain = initial(normal_step_energy_drain) * (1.5 / (scanmod.rating - 0.5)) //movement power cost is 3x of default at T1, 1x at T2, 0.6x at T3 and 0.4x at T4
 		step_energy_drain = normal_step_energy_drain
 	else
 		normal_step_energy_drain = 500
@@ -641,6 +641,9 @@
 	if(!Process_Spacemove(direction))
 		return FALSE
 	if(!has_charge(step_energy_drain))
+		if(TIMER_COOLDOWN_CHECK(src, COOLDOWN_MECHA_MESSAGE))
+			to_chat(occupants, "[icon2html(src, occupants)]<span class='warning'>Insufficient power to move!</span>")
+			TIMER_COOLDOWN_START(src, COOLDOWN_MECHA_MESSAGE, 2 SECONDS)
 		return FALSE
 	if(zoom_mode)
 		to_chat(occupants, "[icon2html(src, occupants)]<span class='warning'>Unable to move while in zoom mode!</span>")
@@ -651,7 +654,7 @@
 	if(!scanmod || !capacitor)
 		to_chat(occupants, "[icon2html(src, occupants)]<span class='warning'>Missing [scanmod? "capacitor" : "scanning module"].</span>")
 		return FALSE
-	if(lavaland_only && is_mining_level(z))
+	if(lavaland_only && !is_mining_level(z))
 		to_chat(occupants, "[icon2html(src, occupants)]<span class='warning'>Invalid Environment.</span>")
 		return FALSE
 
@@ -683,6 +686,7 @@
 			return TRUE
 
 	set_glide_size(DELAY_TO_GLIDE_SIZE(movedelay))
+	use_power(step_energy_drain)
 	//Otherwise just walk normally
 	. = step(src,direction, dir)
 

code/modules/vehicles/mecha/combat/gygax.dm

@@ -9,12 +9,13 @@
 	deflect_chance = 5
 	armor = list(MELEE = 25, BULLET = 20, LASER = 30, ENERGY = 15, BOMB = 0, BIO = 0, RAD = 0, FIRE = 100, ACID = 100)
 	max_temperature = 25000
-	leg_overload_coeff = 80
+	leg_overload_coeff = 300
+	overload_step_energy_drain_min = 300
 	force = 25
 	wreckage = /obj/structure/mecha_wreckage/gygax
 	internal_damage_threshold = 35
 	max_equip = 3
-	step_energy_drain = 3
+	normal_step_energy_drain = 3
 
 /obj/vehicle/sealed/mecha/combat/gygax/dark
 	desc = "A lightweight exosuit, painted in a dark scheme. This model appears to have some modifications."
@@ -24,7 +25,8 @@
 	deflect_chance = 20
 	armor = list(MELEE = 40, BULLET = 40, LASER = 50, ENERGY = 35, BOMB = 20, BIO = 0, RAD =20, FIRE = 100, ACID = 100)
 	max_temperature = 35000
-	leg_overload_coeff = 70
+	leg_overload_coeff = 100
+	overload_step_energy_drain_min = 100
 	force = 30
 	operation_req_access = list(ACCESS_SYNDICATE)
 	internals_req_access = list(ACCESS_SYNDICATE)

code/modules/vehicles/mecha/combat/medigax.dm

@@ -11,7 +11,7 @@
 	max_temperature = 25000
 	wreckage = /obj/structure/mecha_wreckage/odysseus
 	internal_damage_threshold = 35
-	step_energy_drain = 6
+	normal_step_energy_drain = 6
 	infra_luminosity = 6
 	internals_req_access = list(ACCESS_ROBOTICS, ACCESS_MEDICAL)
 

code/modules/vehicles/mecha/combat/phazon.dm

@@ -4,7 +4,7 @@
 	icon_state = "phazon"
 	movedelay = 2
 	dir_in = 2 //Facing South.
-	step_energy_drain = 3
+	normal_step_energy_drain = 3
 	max_integrity = 200
 	deflect_chance = 30
 	armor = list(MELEE = 30, BULLET = 30, LASER = 30, ENERGY = 30, BOMB = 30, BIO = 0, RAD = 50, FIRE = 100, ACID = 100)

code/modules/vehicles/mecha/combat/reticence.dm

@@ -14,7 +14,7 @@
 	mecha_flags =  CANSTRAFE | IS_ENCLOSED | HAS_LIGHTS
 	internal_damage_threshold = 25
 	max_equip = 2
-	step_energy_drain = 3
+	normal_step_energy_drain = 3
 	color = "#87878715"
 	stepsound = null
 	turnsound = null

code/modules/vehicles/mecha/medical/odysseus.dm

@@ -9,7 +9,7 @@
 	wreckage = /obj/structure/mecha_wreckage/odysseus
 	internal_damage_threshold = 35
 	deflect_chance = 15
-	step_energy_drain = 6
+	normal_step_energy_drain = 6
 	internals_req_access = list(ACCESS_ROBOTICS, ACCESS_MEDICAL)
 
 /obj/vehicle/sealed/mecha/medical/odysseus/moved_inside(mob/living/carbon/human/H)

code/modules/vehicles/mecha/working/ripley.dm

@@ -96,7 +96,7 @@
 	movedelay = 4
 	lights_power = 7
 	wreckage = /obj/structure/mecha_wreckage/ripley/deathripley
-	step_energy_drain = 0
+	normal_step_energy_drain = 0
 	enclosed = TRUE
 	enter_delay = 40
 	silicon_icon_state = null