Merge branch 'main' of ssh://192.168.7.152:3001/jp/sailing

src/main.rs

@@ -133,24 +133,29 @@ fn player_physics(
 
     physics.speed *= 0.99;
 
-    let sail_speed_x = physics.heading.sin();
+    // using just the heading is incorrect, as the sail adjusts based on heading vs wind
-    let sail_speed_y = physics.heading.cos();
+    let sail_dir_x = physics.heading.sin();
+    let sail_dir_y = physics.heading.cos();
 
-    let wind_speed_x = wind_conditions.direction.sin();
+    let wind_dir_x = wind_conditions.direction.sin();
-    let wind_speed_y = wind_conditions.direction.cos();
+    let wind_dir_y = wind_conditions.direction.cos();
 
-    let sail_speed_vec = Vec2 {
+    let sail_dir_vec = Vec2 {
-        x: sail_speed_x,
+        x: sail_dir_x,
-        y: sail_speed_y,
+        y: sail_dir_y,
     };
-    let wind_speed_vec = Vec2 {
+    let wind_dir_vec = Vec2 {
-        x: wind_speed_x,
+        x: wind_dir_x,
-        y: wind_speed_y,
+        y: wind_dir_y,
     };
 
     // technically you could put your sail out and try to go backwards but..
     // let's not tackle that (Yet?)
-    let sail_strength = sail_speed_vec.dot(wind_speed_vec).clamp(0., 1.);
+    let sail_strength = sail_dir_vec
+        .dot(wind_dir_vec)
+        .clamp(-0.8, 1.)
+        .remap(-0.8, 1., 0., 1.)
+        * wind_conditions.strength;
 
     if boat_state.sail_extension > 0. {
         physics.speed += 0.01 * boat_state.sail_extension * sail_strength;