From ac747ac9c3d60569c9ab92090d0e2f04c08c2f36 Mon Sep 17 00:00:00 2001
From: hut <hut@hut.pm>
Date: Fri, 29 Mar 2024 02:21:28 +0100
Subject: [PATCH] stop key now breaks with proper engine physics

---
 src/camera.rs | 32 +++++++++++++++++++++++---------
 1 file changed, 23 insertions(+), 9 deletions(-)

diff --git a/src/camera.rs b/src/camera.rs
index 3a82b8e..cf13cf0 100644
--- a/src/camera.rs
+++ b/src/camera.rs
@@ -109,17 +109,21 @@ fn run_camera_controller(
         let mut engine = if let Ok(engine) = q_engine.get_single_mut() { engine } else { player_engine };
 
         // Apply movement update
-        let acceleration_camera: Vec3;
+        let mut acceleration_camera: Vec3;
         if axis_input != Vec3::ZERO {
-            acceleration_camera = axis_input.normalize();
-            engine.current_warmup = (engine.current_warmup + dt / engine.warmup_seconds).clamp(0.0, 1.0);
-            play_thruster_sound = !settings.mute_sfx;
+            acceleration_camera = axis_input;
         } else {
             acceleration_camera = Vec3::ZERO;
-            engine.current_warmup = (engine.current_warmup - dt / engine.warmup_seconds).clamp(0.0, 1.0);
         }
 
-        let forward_factor =  engine.current_warmup * (if axis_input.z < 0.0 {
+        if key_input.pressed(settings.key_stop) {
+            let stop_direction = -actor.v.normalize();
+            if stop_direction.length_squared() > 0.3 {
+                acceleration_camera += transform.rotation.inverse() * stop_direction;
+            }
+        }
+
+        let forward_factor =  engine.current_warmup * (if acceleration_camera.z < 0.0 {
             engine.thrust_forward
         } else {
             engine.thrust_back
@@ -128,10 +132,20 @@ fn run_camera_controller(
         let up_factor = engine.thrust_sideways * engine.current_warmup;
         let factor = Vec3::new(right_factor, up_factor, forward_factor);
 
-        let acceleration_global = transform.rotation * (acceleration_camera * factor);
+        if acceleration_camera.length_squared() > 0.3 {
+            let acceleration_global = transform.rotation * (acceleration_camera.normalize() * factor);
+            dbg!(acceleration_camera);
+            dbg!(acceleration_global);
 
-        let speed_multiplier = 30.0;
-        actor.v += speed_multiplier * dt * acceleration_global;
+            let speed_multiplier = 30.0;
+            actor.v += speed_multiplier * dt * acceleration_global;
+
+            engine.current_warmup = (engine.current_warmup + dt / engine.warmup_seconds).clamp(0.0, 1.0);
+            play_thruster_sound = !settings.mute_sfx;
+        }
+        else {
+            engine.current_warmup = (engine.current_warmup - dt / engine.warmup_seconds).clamp(0.0, 1.0);
+        }
 
         // Handle mouse input
         let mut mouse_delta = Vec2::ZERO;