Display distance to mission objective as a real distance

src/mission_ui.cpp

@@ -17,6 +17,7 @@
 #include "translations.h"
 #include "ui.h"
 #include "ui_manager.h"
+#include "units_utility.h"
 #include "cata_imgui.h"
 #include "imgui/imgui.h"
 
@@ -306,6 +307,13 @@ void mission_ui_impl::draw_selected_description( std::vector<mission *> missions
         // Below is done instead of a table for the benefit of right-to-left languages
         //~Extra padding spaces in the English text are so that the replaced string vertically aligns with the one above
         draw_colored_text( string_format( _( "You:    %s" ), pos.to_string() ), c_white );
+        int omt_distance = rl_dist( pos, miss->get_target() );
+        if( omt_distance > 0 ) {
+            // One OMT is 24 tiles across, at 1x1 meters each, so we can simply do number of OMTs * 24
+            units::length actual_distance = omt_distance * 24_meter;
+            draw_colored_text( string_format( _( "Distance: %d %s" ), convert_length( actual_distance ),
+                                              length_units( actual_distance ) ), c_white );
+        }
     }
 }
 

src/overmap_ui.cpp

@@ -65,6 +65,7 @@
 #include "ui_manager.h"
 #include "uistate.h"
 #include "units.h"
+#include "units_utility.h"
 #include "vehicle.h"
 #include "vpart_position.h"
 #include "weather_gen.h"
@@ -1170,6 +1171,8 @@ static void draw_om_sidebar(
         const int distance = rl_dist( center, target );
         mvwprintz( wbar, point( 1, ++lines ), c_white, _( "Distance to current objective:" ) );
         mvwprintz( wbar, point( 1, ++lines ), c_white, _( "%d tiles" ), distance );
+        // One OMT is 24 tiles across, at 1x1 meters each, so we can simply do number of OMTs * 24
+        mvwprintz( wbar, point( 1, ++lines ), c_white, _( "%s" ), length_to_string( distance * 24_meter ) );
 
         const int above_below = target.z() - orig.z();
         std::string msg;