hand optimizations

code/game/turfs/simulated/wall_icon.dm

@@ -55,30 +55,36 @@
 	// i need to learn how to use the icon cutter
 	// anyways, 1 to 4 means NORTH SOUTH EAST WEST
 	var/dir
-	for(var/i in 0 to 3)
+	var/state
-		dir = (1 << i)
-
-
-	for(var/i in 1 to 4)
-		I = image('icons/turf/wall_masks.dmi', "[material.icon_base][wall_connections[i]]", dir = 1<<(i-1))
-		I.color = material.icon_colour
-		add_overlay(I)
-
 	if(reinf_material)
+		// normal and reinf
 		if(construction_stage != null && construction_stage < 6)
 			I = image('icons/turf/wall_masks.dmi', "reinf_construct-[construction_stage]")
 			I.color = reinf_material.icon_colour
 			add_overlay(I)
+		if(reinf_material.icon_reinf_directionals)
+			for(var/i in 0 to 3)
+				state = get_corner_state_using_junctions(i)
+				dir = (1<<i)
+				I = image('icons/turf/wall_masks.dmi', "[material.icon_base][state]", dir = dir)
+				I.color = material.icon_colour
+				add_overlay(I)
+				I = image('icons/turf/wall_masks.dmi', "[reinf_material.icon_reinf][state]", dir = dir)
+				I.color = material.icon_colour
+				add_overlay(I)
 		else
-			if("[reinf_material.icon_reinf]0" in icon_states('icons/turf/wall_masks.dmi'))
+			for(var/i in 0 to 3)
-				// Directional icon
+				I = image('icons/turf/wall_masks.dmi', "[material.icon_base][get_corner_state_using_junctions(i)]", dir = (1<<i))
-				for(var/i = 1 to 4)
+				I.color = material.icon_colour
-					I = image('icons/turf/wall_masks.dmi', "[reinf_material.icon_reinf][wall_connections[i]]", dir = 1<<(i-1))
+				add_overlay(I)
+		I = image('icons/turf/wall_masks.dmi', reinf_material.icon_reinf)
 		I.color = reinf_material.icon_colour
 		add_overlay(I)
 	else
-				I = image('icons/turf/wall_masks.dmi', reinf_material.icon_reinf)
+		// just normal
-				I.color = reinf_material.icon_colour
+		for(var/i in 0 to 3)
+			I = image('icons/turf/wall_masks.dmi', "[material.icon_base][get_corner_state_using_junctions(i)]", dir = (1<<i))
+			I.color = material.icon_colour
 			add_overlay(I)
 
 	// handle damage overlays

code/modules/atmospherics/components/binary_devices/algae_generator_vr.dm

@@ -295,6 +295,7 @@
 	hardness = 20
 	icon_base = "stone"
 	icon_reinf = "reinf_stone"
+	icon_reinf_directionals = TRUE
 	door_icon_base = "stone"
 	sheet_singular_name = "sheet"
 	sheet_plural_name = "sheets"

code/modules/materials/materials.dm

@@ -94,6 +94,8 @@ var/list/name_to_material
 	var/icon_base = "metal"                              // Wall and table base icon tag. See header.
 	var/door_icon_base = "metal"                         // Door base icon tag. See header.
 	var/icon_reinf = "reinf_metal"                       // Overlay used
+	/// do we have directional reinforced states on walls?
+	var/icon_reinf_directionals = FALSE
 	var/list/stack_origin_tech = list(TECH_MATERIAL = 1) // Research level for stacks.
 	var/pass_stack_colors = FALSE                        // Will stacks made from this material pass their colors onto objects?
 
@@ -251,6 +253,7 @@ var/list/name_to_material
 	radioactivity = 12
 	icon_base = "stone"
 	icon_reinf = "reinf_stone"
+	icon_reinf_directionals = TRUE
 	icon_colour = "#007A00"
 	weight = 22
 	stack_origin_tech = list(TECH_MATERIAL = 5)
@@ -350,6 +353,7 @@ var/list/name_to_material
 	stack_type = /obj/item/stack/material/sandstone
 	icon_base = "stone"
 	icon_reinf = "reinf_stone"
+	icon_reinf_directionals = TRUE
 	icon_colour = "#D9C179"
 	shard_type = SHARD_STONE_PIECE
 	weight = 22
@@ -917,6 +921,7 @@ var/list/name_to_material
 	icon_colour = "#42291a"
 	icon_base = "stone"
 	icon_reinf = "reinf_stone"
+	icon_reinf_directionals = TRUE
 	integrity = 65	//a bit stronger than regular wood
 	hardness = 20
 	weight = 20	//likewise, heavier
@@ -965,6 +970,7 @@ var/list/name_to_material
 	stack_type = /obj/item/stack/material/snowbrick
 	icon_base = "stone"
 	icon_reinf = "reinf_stone"
+	icon_reinf_directionals = TRUE
 	icon_colour = "#D8FDFF"
 	integrity = 50
 	weight = 2

code/modules/tables/tables.dm

@@ -511,7 +511,18 @@ var/list/table_icon_cache = list()
 /atom/proc/get_corner_state_using_junctions(corner)
 	// north, south, east, west, in that order
 	// which translates to northwest, southeast, northeast, southwest in that order
+	// honestly fuck you, precompute.
+	// cache for sanic speed
+	var/smoothing_junction = src.smoothing_junction
 	switch(corner)
+		if(1)
+			return ((smoothing_junction & NORTHWEST_JUNCTION)? CORNER_DIAGONAL : NONE) | ((smoothing_junction & NORTH_JUNCTION)? CORNER_CLOCKWISE : NONE) | ((smoothing_junction & WEST_JUNCTION)? CORNER_COUNTERCLOCKWISE : NONE)
+		if(2)
+			return ((smoothing_junction & SOUTHEAST_JUNCTION)? CORNER_DIAGONAL : NONE) | ((smoothing_junction & SOUTH_JUNCTION)? CORNER_CLOCKWISE : NONE) | ((smoothing_junction & EAST_JUNCTION)? CORNER_COUNTERCLOCKWISE : NONE)
+		if(3)
+			return ((smoothing_junction & NORTHEAST_JUNCTION)? CORNER_DIAGONAL : NONE) | ((smoothing_junction & EAST_JUNCTION)? CORNER_CLOCKWISE : NONE) | ((smoothing_junction & NORTH_JUNCTION)? CORNER_COUNTERCLOCKWISE : NONE)
+		if(4)
+			return ((smoothing_junction & SOUTHWEST_JUNCTION)? CORNER_DIAGONAL : NONE) | ((smoothing_junction & WEST_JUNCTION)? CORNER_CLOCKWISE : NONE) | ((smoothing_junction & SOUTH_JUNCTION)? CORNER_COUNTERCLOCKWISE : NONE)
 
 #undef CORNER_NONE
 #undef CORNER_COUNTERCLOCKWISE