Flip Class 28 (to run Bo-Co) if it's the second vehicle in the consist

src/templates_trains.pnml

@@ -87,6 +87,18 @@ template template_train28px(x,y){
     [ x+111, y, 29, 13, -15,  -9] //w
     [ x+141, y, 20, 18,  -5, -11] //nw
 }
+// This is NOT just a top-4-bottom-4 swap, note that the X+n offset changes but the offset_x and offset_y do not, unlike on the 32px reversed sprite
+template template_train28px_reversed(x,y){
+    //left_x, upper_y, width, height, offset_x, offset_y
+    [ x+81,  y,  8, 23,  -3, -12] //s as n
+    [ x+90,  y, 20, 18, -11, -12] //sw as ne
+    [ x+111, y, 29, 13, -16,  -9] //w as e
+    [ x+141, y, 20, 18,  -3, -10] //nw as se
+    [ x,     y,  8, 23,  -3, -17] //n as s
+    [ x+9,   y, 20, 18, -13, -11] //ne as sw
+    [ x+30,  y, 29, 13, -15,  -9] //e as w
+    [ x+60,  y, 20, 18,  -5, -11] //se as nw
+}
 
 template template_train32px(x,y){
     //left_x, upper_y, width, height, offset_x, offset_y

src/trains/diesel_loco/28.pnml

@@ -5,31 +5,61 @@ spriteset(spriteset_BR28_Purchase, "gfx/Diesel/28.png") {
 spriteset(spriteset_BR28_BRGreen, "gfx/Diesel/28.png") {
 	template_train28px(0, 13)
 }
+spriteset(spriteset_BR28_reversed_BRGreen, "gfx/Diesel/28.png") {
+	template_train28px_reversed(0, 13)
+}
 
 spriteset(spriteset_BR28_BRGreenPanel, "gfx/Diesel/28.png") {
 	template_train28px(0, 39)
 }
+spriteset(spriteset_BR28_reversed_BRGreenPanel, "gfx/Diesel/28.png") {
+	template_train28px_reversed(0, 39)
+}
 
 spriteset(spriteset_BR28_BRGreenYellow, "gfx/Diesel/28.png") {
 	template_train28px(0, 65)
 }
+spriteset(spriteset_BR28_reversed_BRGreenYellow, "gfx/Diesel/28.png") {
+	template_train28px_reversed(0, 65)
+}
 
 spriteset(spriteset_BR28_BRBlue, "gfx/Diesel/28.png") {
 	template_train28px(0, 91)
 }
+spriteset(spriteset_BR28_reversed_BRBlue, "gfx/Diesel/28.png") {
+	template_train28px_reversed(0, 91)
+}
 
 spriteset(spriteset_BR28_BRResearch, "gfx/Diesel/28.png") {
 	template_train28px(0, 117)
 }
+spriteset(spriteset_BR28_reversed_BRResearch, "gfx/Diesel/28.png") {
+	template_train28px_reversed(0, 117)
+}
 
-switch(FEAT_TRAINS,SELF, sw_BR28,cargo_subtype){
+switch(FEAT_TRAINS,SELF, sw_BR28_normal,cargo_subtype){
 	0: 	spriteset_BR28_BRGreen;
 	1: 	spriteset_BR28_BRGreenPanel;
 	2: 	spriteset_BR28_BRGreenYellow;
 	3: 	spriteset_BR28_BRBlue;
 	4: 	spriteset_BR28_BRResearch;
 }
 
+switch(FEAT_TRAINS,SELF, sw_BR28_reversed,cargo_subtype){
+	0: 	spriteset_BR28_reversed_BRGreen;
+	1: 	spriteset_BR28_reversed_BRGreenPanel;
+	2: 	spriteset_BR28_reversed_BRGreenYellow;
+	3: 	spriteset_BR28_reversed_BRBlue;
+	4: 	spriteset_BR28_reversed_BRResearch;
+}
+
+// Automatically flip second vehicle
+switch(FEAT_TRAINS,SELF, sw_BR28, position_in_consist){
+	1: sw_BR28_reversed;
+	sw_BR28_normal;
+}
+
+
 switch(FEAT_TRAINS,SELF,sw_BR28_cargo_subtype_text,cargo_subtype){
     0: return string(str_BRGreen);
 	1: return string(str_BRGreenPanel);
@@ -67,7 +97,7 @@ item (FEAT_TRAINS, item_BR28, 692) {
 		engine_class:					ENGINE_CLASS_DIESEL;
 		tractive_effort_coefficient:	0.229;
 		air_drag_coefficient:			0.1;
-		length:							5;
+		length:							7;
 		effect_spawn_model_and_powered:	EFFECT_SPAWN_MODEL_DIESEL;
 		extra_weight_per_wagon:			0;
 		bitmask_vehicle_info:			0;