Merge remote-tracking branch 'citadel/master' into combat_v7

code/game/turfs/closed.dm

@@ -6,6 +6,8 @@
 	blocks_air = 1
 	rad_flags = RAD_PROTECT_CONTENTS | RAD_NO_CONTAMINATE
 	rad_insulation = RAD_MEDIUM_INSULATION
+	wave_explosion_block = 10
+	wave_explosion_multiply = 0.75
 	/// How much we block yelling
 	var/yelling_resistance = 40
 
@@ -30,6 +32,7 @@
 	name = "wall"
 	icon = 'icons/turf/walls.dmi'
 	explosion_block = 50
+	wave_explosion_block = INFINITY
 
 /turf/closed/indestructible/rust_heretic_act()
 	return

code/game/turfs/simulated/floor.dm

@@ -12,6 +12,19 @@
 	clawfootstep = FOOTSTEP_HARD_CLAW
 	heavyfootstep = FOOTSTEP_GENERIC_HEAVY
 
+	/// Minimum explosion power to break tile
+	var/explosion_power_break_tile = EXPLOSION_POWER_FLOOR_TILE_BREAK
+	/// Minimum explosion power to break turf
+	var/explosion_power_break_turf = EXPLOSION_POWER_FLOOR_TURF_BREAK
+	//// Minimum explosion power to scrape away the floor
+	var/explosion_power_turf_scrape = EXPLOSION_POWER_FLOOR_TURF_SCRAPE
+	//// Shielded turfs are completely protected from anything under this
+	var/explosion_power_protect_shielded = EXPLOSION_POWER_FLOOR_SHIELDED_IMMUNITY
+	/// Starting from here, there's a chance for this to break
+	var/explosion_power_minimum_chance_break = EXPLOSION_POWER_FLOOR_MINIMUM_TURF_BREAK
+	/// Starting from here, +20% chance to break turf.
+	var/explosion_power_break_turf_bonus = EXPLOSION_POWER_FLOOR_TURF_BREAK_BONUS
+
 	var/icon_regular_floor = "floor" //used to remember what icon the tile should have by default
 	var/icon_plating = "plating"
 	thermal_conductivity = 0.004
@@ -98,6 +111,48 @@
 				src.break_tile()
 				src.hotspot_expose(1000,CELL_VOLUME)
 
+/turf/open/floor/wave_ex_act(power, datum/wave_explosion/explosion, dir)
+	var/shielded = is_shielded()
+	. = ..()
+	if(shielded)
+		if(power < explosion_power_protect_shielded)
+			return
+		else
+			power -= explosion_power_protect_shielded
+	hotspot_expose(1000, CELL_VOLUME)
+	if(power < explosion_power_break_tile)
+		return
+	if(power < explosion_power_minimum_chance_break)
+		if(prob(33 + ((explosion_power_break_turf - power) / (explosion_power_break_turf - explosion_power_break_tile))))
+			break_tile()
+		return
+	if((power < explosion_power_turf_scrape) && ((power >= explosion_power_break_turf) || prob((1 - ((explosion_power_break_turf - power) / (explosion_power_break_turf - explosion_power_minimum_chance_break))) * 100 + ((power > explosion_power_break_turf_bonus)? 20 : 0))))
+		switch(pick(1, 2;75, 3))
+			if(1)
+				if(!length(baseturfs) || !ispath(baseturfs[baseturfs.len-1], /turf/open/floor))
+					ScrapeAway(flags = CHANGETURF_INHERIT_AIR)
+					ReplaceWithLattice()
+				else
+					ScrapeAway(2, flags = CHANGETURF_INHERIT_AIR)
+				if(prob(33))
+					new /obj/item/stack/sheet/metal(src)
+				return
+			if(2)
+				ScrapeAway(2, flags = CHANGETURF_INHERIT_AIR)
+				return
+			if(3)
+				if(prob(80))
+					ScrapeAway(flags = CHANGETURF_INHERIT_AIR)
+					return
+				else
+					break_tile()
+				hotspot_expose(1000,CELL_VOLUME)
+				if(prob(33))
+					new /obj/item/stack/sheet/metal(src)
+	if(power >= explosion_power_turf_scrape)
+		ScrapeAway(2, flags = CHANGETURF_INHERIT_AIR)
+		return
+
 /turf/open/floor/is_shielded()
 	for(var/obj/structure/A in contents)
 		if(A.level == 3)

code/game/turfs/simulated/wall/reinf_walls.dm

@@ -12,6 +12,11 @@
 	sheet_amount = 1
 	girder_type = /obj/structure/girder/reinforced
 	explosion_block = 2
+	wave_explosion_block = EXPLOSION_BLOCK_BLAST_PROOF
+	wave_explosion_multiply = EXPLOSION_DAMPEN_BLAST_PROOF
+	explosion_power_to_scrape = EXPLOSION_POWER_RWALL_SCRAPE
+	explosion_power_to_dismantle = EXPLOSION_POWER_RWALL_DISMANTLE
+	explosion_power_minimum_chance_dismantle = EXPLOSION_POWER_RWALL_MINIMUM_DISMANTLE
 	rad_insulation = RAD_HEAVY_INSULATION
 
 /turf/closed/wall/r_wall/deconstruction_hints(mob/user)

code/game/turfs/simulated/walls.dm

@@ -6,6 +6,8 @@
 	icon = 'icons/turf/walls/wall.dmi'
 	icon_state = "wall"
 	explosion_block = 1
+	wave_explosion_block = EXPLOSION_BLOCK_WALL
+	wave_explosion_multiply = EXPLOSION_DAMPEN_WALL
 	flags_1 = DEFAULT_RICOCHET_1
 	flags_ricochet = RICOCHET_HARD
 	thermal_conductivity = WALL_HEAT_TRANSFER_COEFFICIENT
@@ -15,6 +17,14 @@
 
 	baseturfs = /turf/open/floor/plating
 
+	explosion_flags = EXPLOSION_FLAG_HARD_OBSTACLE
+	/// Explosion power to disintegrate the wall
+	var/explosion_power_to_scrape = EXPLOSION_POWER_WALL_SCRAPE
+	/// Explosion power to dismantle the wall
+	var/explosion_power_to_dismantle = EXPLOSION_POWER_WALL_DISMANTLE
+	/// Explosion power to potentially dismantle the wall
+	var/explosion_power_minimum_chance_dismantle = EXPLOSION_POWER_WALL_MINIMUM_DISMANTLE
+
 	var/hardness = 40 //lower numbers are harder. Used to determine the probability of a hulk smashing through.
 	var/slicing_duration = 100  //default time taken to slice the wall
 	var/sheet_type = /obj/item/stack/sheet/metal
@@ -91,6 +101,13 @@
 	if(!density)
 		..()
 
+/turf/closed/wall/wave_ex_act(power, datum/wave_explosion/explosion, dir)
+	. = ..()
+	var/resultant_power = power * explosion.wall_destroy_mod
+	if(resultant_power >= explosion_power_to_scrape)
+		ScrapeAway()
+	else if((resultant_power >= explosion_power_to_dismantle) || ((resultant_power >= explosion_power_minimum_chance_dismantle) && prob(((resultant_power - explosion_power_minimum_chance_dismantle) / (explosion_power_to_dismantle - explosion_power_minimum_chance_dismantle)) * 100)))
+		dismantle_wall(prob((resultant_power - explosion_power_to_dismantle)/(explosion_power_to_scrape - explosion_power_to_dismantle)), TRUE)
 
 /turf/closed/wall/blob_act(obj/structure/blob/B)
 	if(prob(50))

code/game/turfs/space/space.dm

@@ -8,6 +8,8 @@
 	temperature = TCMB
 	thermal_conductivity = OPEN_HEAT_TRANSFER_COEFFICIENT
 	heat_capacity = 700000
+	wave_explosion_multiply = EXPLOSION_DAMPEN_SPACE
+	wave_explosion_block = EXPLOSION_BLOCK_SPACE
 
 	var/destination_z
 	var/destination_x

code/game/turfs/turf.dm

@@ -462,6 +462,24 @@ GLOBAL_LIST_EMPTY(station_turfs)
 			A.ex_act(severity, target)
 			CHECK_TICK
 
+/turf/wave_ex_act(power, datum/wave_explosion/explosion, dir)
+	. = ..()
+	var/affecting_level
+	if(is_shielded())
+		affecting_level = 3
+	else if(intact)
+		affecting_level = 2
+	else
+		affecting_level = 1
+	var/atom/A
+	for(var/i in contents)
+		if(. <= 0)
+			return 0
+		A = i
+		if(!QDELETED(A) && A.level >= affecting_level)
+			.  = A.wave_explode(., explosion, dir)
+	maptext = "[.]"
+
 /turf/narsie_act(force, ignore_mobs, probability = 20)
 	. = (prob(probability) || force)
 	for(var/I in src)