fix limb drying rate and related test data

weather not accounted for in test, update test values
CleverRaven · Nov 27, 2024 · 6a78cc5 · 6a78cc5
1 parent 94731d9
commit 6a78cc5
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Showing 2 changed files with 28 additions and 13 deletions.
diff --git a/src/character_body.cpp b/src/character_body.cpp
@@ -147,6 +147,7 @@ void Character::update_body_wetness( const w_point &weather )
     for( const bodypart_id &bp : get_all_body_parts() ) {
 
         const units::temperature temp_conv = get_part_temp_conv( bp );
+        const int drench_cap = get_part_drench_capacity( bp );
         // do sweat related tests assuming not underwater
         if( !is_underwater() ) {
             const int wetness = get_part_wetness( bp );
@@ -177,7 +178,6 @@ void Character::update_body_wetness( const w_point &weather )
             const time_duration drying = average_drying * trait_mult * weather_mult *
                                          temp_mult / clothing_mult;
             const float turns_to_dry = to_turns<float>( drying ) / drying_rate;
-            const int drench_cap = get_part_drench_capacity( bp );
             const float dry_per_turn = static_cast<float>( drench_cap ) / turns_to_dry;
             mod_part_wetness( bp, roll_remainder( dry_per_turn ) * -1 );
 
@@ -193,14 +193,14 @@ void Character::update_body_wetness( const w_point &weather )
         // Safety measure to keep wetness within bounds
         if( get_part_wetness( bp ) <= 0 ) {
             // if we are hot still we should always be a bit wet (still sweating), this is a small hack to make sure we don't miss cooling ticks with good breathability clothing
-            if( temp_conv >= BODYTEMP_HOT && get_part_drench_capacity( bp ) > 0 ) {
+            if( temp_conv >= BODYTEMP_HOT && drench_cap > 0 ) {
                 set_part_wetness( bp, 1 );
             } else {
                 set_part_wetness( bp, 0 );
             }
         }
-        if( get_part_wetness( bp ) > get_part_drench_capacity( bp ) ) {
-            set_part_wetness( bp, get_part_drench_capacity( bp ) );
+        if( get_part_wetness( bp ) > drench_cap ) {
+            set_part_wetness( bp, drench_cap );
         }
 
         // Add effects to track wetness

diff --git a/tests/limb_test.cpp b/tests/limb_test.cpp
@@ -9,6 +9,7 @@
 #include "magic_enchantment.h"
 #include "map_helpers.h"
 #include "mutation.h"
+#include "options_helpers.h"
 #include "player_helpers.h"
 
 static const bodypart_str_id body_part_test_arm_l( "test_arm_l" );
@@ -166,13 +167,24 @@ TEST_CASE( "drying_rate", "[character][limb]" )
     map &here = get_map();
     standard_npc dude( "Test NPC" );
     clear_character( dude, true );
-    const weather_manager weather = get_weather();
+
+    set_time_to_day();
+    const weather_manager &weather = get_weather();
+    w_point &weather_point = *weather.weather_precise;
+    scoped_weather_override weather_clear( WEATHER_CLEAR );
+    restore_on_out_of_scope<std::optional<units::temperature>> restore_temp(
+                weather_point.temperature );
+    weather_point.temperature = units::from_fahrenheit( 65 );
+    restore_on_out_of_scope<std::optional<double>> restore_humidity(
+                weather_point.humidity );
+    weather_point.humidity = 66.0f;
+
+    CAPTURE( weather.weather_id.c_str() );
+    CAPTURE( units::to_fahrenheit( weather_point.temperature ) );
+    CAPTURE( weather_point.humidity );
 
     REQUIRE( here.ter( dude.pos() ).id() == ter_t_grass );
     REQUIRE( here.furn( dude.pos() ).id() == furn_str_id::NULL_ID() );
-    CAPTURE( weather.weather_id.c_str() );
-    CAPTURE( units::to_fahrenheit( weather.temperature ) );
-    CAPTURE( weather.weather_precise->humidity );
 
     REQUIRE( body_part_arm_l->drying_rate == 1.0f );
     dude.drench( 100, dude.get_drenching_body_parts(), false );
@@ -181,10 +193,11 @@ TEST_CASE( "drying_rate", "[character][limb]" )
     // Baseline arm dries in 450ish turns
     int base_dry = 0;
     while( dude.get_part_wetness( body_part_arm_l ) > 0 ) {
-        dude.update_body_wetness( *weather.weather_precise );
+        dude.update_body_wetness( weather_point );
         base_dry++;
     }
-    REQUIRE( base_dry == Approx( 450 ).margin( 125 ) );
+    // 200 wetness / (1000 drench cap / ~1800 turns ) = 360
+    REQUIRE( base_dry == Approx( 360 ).margin( 120 ) );
 
     // Birdify, clear water
     clear_character( dude, true );
@@ -203,7 +216,7 @@ TEST_CASE( "drying_rate", "[character][limb]" )
     int low_dry = 0;
     // Filter on the slower drying limb
     while( dude.get_part_wetness( body_part_test_bird_wing_r ) > 0 ) {
-        dude.update_body_wetness( *weather.weather_precise );
+        dude.update_body_wetness( weather_point );
         if( dude.get_part_wetness( body_part_test_bird_wing_l ) > 0 ) {
             high_dry++;
         }
@@ -212,8 +225,10 @@ TEST_CASE( "drying_rate", "[character][limb]" )
 
     // A drying rate of 2 should halve the drying time
     // Higher margin for the lower rate to account for the randomness
-    CHECK( high_dry == Approx( 200 ).margin( 100 ) );
-    CHECK( low_dry == Approx( 900 ).margin( 300 ) );
+    // 200 wetness / (1000 drench cap / ~(1800/2) turns) = 180
+    CHECK( high_dry == Approx( 180 ).margin( 60 ) );
+    // 200 wetness / (1000 drench cap / ~(1800*2) turns) = 720
+    CHECK( low_dry == Approx( 720 ).margin( 240 ) );
 }
 
 TEST_CASE( "Limb_consumption", "[limb]" )