From a14e2950079b4b723dfb00819cee882e05e56e97 Mon Sep 17 00:00:00 2001
From: hut <hut@hut.pm>
Date: Thu, 18 Apr 2024 22:48:21 +0200
Subject: [PATCH] tweak map parameters

---
 src/camera.rs | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/camera.rs b/src/camera.rs
index 036fea1..468e4de 100644
--- a/src/camera.rs
+++ b/src/camera.rs
@@ -40,9 +40,9 @@ pub struct MapCam {
 impl Default for MapCam {
     fn default() -> Self {
         Self {
-            zoom_level: 1000.0,
+            zoom_level: 10.0,
             target_zoom_level: 10000.0,
-            pitch: 0.0,
+            pitch: PI * 0.3,
             yaw: 0.0,
         }
     }
@@ -132,7 +132,7 @@ pub fn update_map_camera(
     // NOTE: we need to subtract a bit from PI/2, otherwise the "up"
     // direction parameter for the Transform.look_at function is ambiguous
     // at the extreme values and the orientation will flicker back/forth.
-    let epsilon = 0.000001;
+    let epsilon = 0.001;
     mapcam.pitch = (mapcam.pitch + mouse_delta.y / 180.0 * settings.mouse_sensitivity).clamp(-PI / 2.0 + epsilon, PI / 2.0 - epsilon);
     mapcam.yaw += mouse_delta.x / 180.0 * settings.mouse_sensitivity;
 
@@ -143,7 +143,8 @@ pub fn update_map_camera(
     if keyboard_input.pressed(settings.key_map_zoom_in) {
         mapcam.target_zoom_level /= 1.1;
     }
-    mapcam.zoom_level = 0.1 * mapcam.target_zoom_level + 0.9 * mapcam.zoom_level;
+    let zoom_speed = 0.05; // should be between 0.0001 (slow) and 1.0 (instant)
+    mapcam.zoom_level = zoom_speed * mapcam.target_zoom_level + (1.0 - zoom_speed) * mapcam.zoom_level;
 
     // Update point of view
     let pov_rotation = Quat::from_euler(EulerRot::XYZ, 0.0, mapcam.yaw, mapcam.pitch);