improvments to thrown so you can target items and stuff

code/__DEFINES/flags.dm

@@ -123,6 +123,7 @@ GLOBAL_LIST_INIT(bitflags, list(1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 204
 #define FLOATING (1<<3)
 /// When moving, will Cross()/Uncross() everything, but won't stop or Bump() anything.
 #define PHASING (1<<4)
+#define THROWN (1<<5)
 
 //Fire and Acid stuff, for resistance_flags
 #define LAVA_PROOF (1<<0)

code/_globalvars/bitfields.dm

@@ -190,6 +190,7 @@ DEFINE_BITFIELD(movement_type, list(
 	"GROUND" = GROUND,
 	"PHASING" = PHASING,
 	"VENTCRAWLING" = VENTCRAWLING,
+	"THROWN" = THROWN,
 ))
 
 DEFINE_BITFIELD(obj_flags, list(

code/controllers/subsystem/throwing.dm

@@ -47,7 +47,7 @@ SUBSYSTEM_DEF(throwing)
 
 /datum/thrownthing
 	var/atom/movable/thrownthing
-	var/atom/target
+	var/datum/weakref/initial_target
 	var/turf/target_turf
 	var/target_zone
 	var/init_dir
@@ -71,12 +71,13 @@ SUBSYSTEM_DEF(throwing)
 	var/last_move = 0
 
 
-/datum/thrownthing/New(thrownthing, target, target_turf, init_dir, maxrange, speed, thrower, diagonals_first, force, gentle, callback, target_zone)
+/datum/thrownthing/New(thrownthing, target, init_dir, maxrange, speed, thrower, diagonals_first, force, gentle, callback, target_zone)
 	. = ..()
 	src.thrownthing = thrownthing
 	RegisterSignal(thrownthing, COMSIG_PARENT_QDELETING, PROC_REF(on_thrownthing_qdel))
-	src.target = target
-	src.target_turf = target_turf
+	src.target_turf = get_turf(target)
+	if(target_turf != target)
+		src.initial_target = WEAKREF(target)
 	src.init_dir = init_dir
 	src.maxrange = maxrange
 	src.speed = speed
@@ -87,14 +88,13 @@ SUBSYSTEM_DEF(throwing)
 	src.callback = callback
 	src.target_zone = target_zone
 
-
 /datum/thrownthing/Destroy()
 	SSthrowing.processing -= thrownthing
 	SSthrowing.currentrun -= thrownthing
 	thrownthing.throwing = null
 	thrownthing = null
-	target = null
 	thrower = null
+	initial_target = null
 	if(callback)
 		QDEL_NULL(callback) //It stores a reference to the thrownthing, its source. Let's clean that.
 	return ..()
@@ -109,6 +109,7 @@ SUBSYSTEM_DEF(throwing)
 
 /datum/thrownthing/proc/tick()
 	var/atom/movable/AM = thrownthing
+	AM.setMovetype(AM.movement_type | THROWN)
 	if (!isturf(AM.loc) || !AM.throwing)
 		finalize()
 		return
@@ -117,9 +118,17 @@ SUBSYSTEM_DEF(throwing)
 		delayed_time += world.time - last_move
 		return
 
-	if (dist_travelled && hitcheck()) //to catch sneaky things moving on our tile while we slept
-		finalize()
-		return
+	var/atom/movable/actual_target = initial_target?.resolve()
+
+	if(dist_travelled) //to catch sneaky things moving on our tile while we slept
+		for(var/atom/movable/obstacle as anything in get_turf(thrownthing))
+			if (obstacle == thrownthing || (obstacle == thrower && !ismob(thrownthing)))
+				continue
+			if(obstacle.pass_flags_self & LETPASSTHROW)
+				continue
+			if (obstacle == actual_target || (obstacle.density && !(obstacle.flags_1 & ON_BORDER_1)))
+				finalize(TRUE, obstacle)
+				return
 
 	var/atom/step
 
@@ -146,10 +155,15 @@ SUBSYSTEM_DEF(throwing)
 			finalize()
 			return
 
-		AM.Move(step, get_dir(AM, step), DELAY_TO_GLIDE_SIZE(1 / speed))
+		if(!AM.Move(step, get_dir(AM, step), DELAY_TO_GLIDE_SIZE(1 / speed))) // we hit something during our move...
+			if(AM.throwing) // ...but finalize() wasn't called on Bump() because of a higher level definition that doesn't always call parent.
+				finalize()
+			return
 
-		if (!AM.throwing) // we hit something during our move
-			finalize(hit = TRUE)
+		dist_travelled++
+
+		if(actual_target && !(actual_target.pass_flags_self & LETPASSTHROW) && actual_target.loc == AM.loc) // we crossed a movable with no density (e.g. a mouse or APC) we intend to hit anyway.
+			finalize(TRUE, actual_target)
 			return
 
 		dist_travelled++
@@ -158,18 +172,19 @@ SUBSYSTEM_DEF(throwing)
 			finalize()
 			return
 
-/datum/thrownthing/proc/finalize(hit = FALSE, target=null)
+//If the target hasent been hit search for it in the turf we landed on.
+/datum/thrownthing/proc/finalize(hit = FALSE, target = null)
 	set waitfor = FALSE
 	//done throwing, either because it hit something or it finished moving
 	if(!thrownthing)
 		return
 	thrownthing.throwing = null
+	thrownthing.setMovetype(thrownthing.movement_type & ~THROWN)
 	if (!hit)
-		for (var/thing in get_turf(thrownthing)) //looking for our target on the turf we land on.
-			var/atom/A = thing
-			if (A == target)
+		for (var/atom/movable/obstacle as anything in get_turf(thrownthing)) //looking for our target on the turf we land on.
+			if (obstacle == target)
 				hit = TRUE
-				thrownthing.throw_impact(A, src)
+				thrownthing.throw_impact(obstacle, src)
 				if(QDELETED(thrownthing)) //throw_impact can delete things, such as glasses smashing
 					return //deletion should already be handled by on_thrownthing_qdel()
 				break
@@ -195,15 +210,3 @@ SUBSYSTEM_DEF(throwing)
 			T.zFall(thrownthing)
 
 	qdel(src)
-
-/datum/thrownthing/proc/hit_atom(atom/A)
-	finalize(hit=TRUE, target=A)
-
-/datum/thrownthing/proc/hitcheck()
-	for (var/thing in get_turf(thrownthing))
-		var/atom/movable/AM = thing
-		if (AM == thrownthing || (AM == thrower && !ismob(thrownthing)))
-			continue
-		if (AM.density && !(AM.pass_flags_self & LETPASSTHROW) && !(AM.flags_1 & ON_BORDER_1))
-			finalize(hit=TRUE, target=AM)
-			return TRUE

code/game/atoms_movable.dm

@@ -624,7 +624,7 @@
 	SEND_SIGNAL(src, COMSIG_MOVABLE_BUMP, A)
 	. = ..()
 	if(!QDELETED(throwing))
-		throwing.hit_atom(A)
+		throwing.finalize(hit = TRUE, target = A)
 		. = TRUE
 		if(QDELETED(A))
 			return
@@ -883,7 +883,7 @@
 	else
 		target_zone = thrower.zone_selected
 
-	var/datum/thrownthing/TT = new(src, target, get_turf(target), get_dir(src, target), range, speed, thrower, diagonals_first, force, gentle, callback, target_zone)
+	var/datum/thrownthing/TT = new(src, target, get_dir(src, target), range, speed, thrower, diagonals_first, force, gentle, callback, target_zone)
 
 	var/dist_x = abs(target.x - src.x)
 	var/dist_y = abs(target.y - src.y)

code/game/objects/items/devices/mines.dm

@@ -212,11 +212,8 @@
 	SIGNAL_HANDLER
 	if(!can_trigger(arrived))
 		return
-	// Flying = can't step on a mine
-	if(arrived.movement_type & FLYING)
-		return
-	//no cheap disarming
-	if(arrived.throwing && isitem(arrived))
+	// All other movment types rn can easily avoid it
+	if(!(arrived.movement_type == GROUND))
 		return
 	// Someone already on it
 	if(foot_on_mine?.resolve())
@@ -257,6 +254,10 @@
 	clicked = FALSE
 	. = ..()
 
+/obj/item/mine/pressure/hitby(atom/movable/AM, skipcatch, hitpush, blocked, datum/thrownthing/throwingdatum)
+	trigger_mine(AM)
+	..()
+
 //handles disarming(and failing to disarm)
 /obj/item/mine/pressure/attackby(obj/item/I, mob/user)
 	if(I.tool_behaviour == TOOL_SCREWDRIVER)

code/modules/food_and_drinks/drinks/drinks.dm

@@ -120,27 +120,34 @@
 	if(!.) //if the bottle wasn't caught
 		smash(hit_atom, throwingdatum?.thrower, TRUE)
 
-/obj/item/reagent_containers/food/drinks/proc/smash(atom/target, mob/thrower, ranged = FALSE)
+/obj/item/reagent_containers/food/drinks/hitby(atom/movable/AM, skipcatch, hitpush, blocked, datum/thrownthing/throwingdatum)
+	smash()
+	..()
+
+/obj/item/reagent_containers/food/drinks/proc/smash(atom/target = FALSE, mob/thrower = FALSE, ranged = FALSE)
 	if(!isGlass)
 		return
-	if(QDELING(src) || !target || !(flags_1 & INITIALIZED_1))	//Invalid loc
-		return
-	if(bartender_check(target) && ranged)
+	if(QDELING(src) || !(flags_1 & INITIALIZED_1))	//Invalid loc
 		return
-	var/obj/item/broken_bottle/B = new (loc)
-	B.icon_state = icon_state
-	var/icon/I = new(icon, icon_state)
-	I.Blend(B.broken_outline, ICON_OVERLAY, rand(5), 1)
-	I.SwapColor(rgb(255, 0, 220, 255), rgb(0, 0, 0, 0))
-	B.icon = I
-	B.name = "broken [name]"
+	if(target)
+		if(bartender_check(target) && ranged)
+			return
+	var/obj/item/broken_bottle/smashed_bottle = new (loc)
+	smashed_bottle.icon_state = icon_state
+	var/icon/new_icon = new(icon, icon_state)
+	new_icon.Blend(smashed_bottle.broken_outline, ICON_OVERLAY, rand(5), 1)
+	new_icon.SwapColor(rgb(255, 0, 220, 255), rgb(0, 0, 0, 0))
+	smashed_bottle.icon = new_icon
+	smashed_bottle.name = "broken [name]"
 	if(prob(33))
-		var/obj/item/shard/S = new(drop_location())
-		target.Bumped(S)
+		var/obj/item/shard/new_shard = new(drop_location())
+		if(target)
+			target.Bumped(new_shard)
 	playsound(src, "shatter", 70, TRUE)
-	transfer_fingerprints_to(B)
+	transfer_fingerprints_to(smashed_bottle)
 	qdel(src)
-	target.Bumped(B)
+	if(target)
+		target.Bumped(smashed_bottle)
 
 /obj/item/reagent_containers/food/drinks/bullet_act(obj/projectile/P)
 	. = ..()