working zoom on mobile

Cargo.lock

@@ -352,7 +352,6 @@ version = "0.15.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2eaad7fe854258047680c51c3cacb804468553c04241912f6254c841c67c0198"
 dependencies = [
- "bevy_dylib",
  "bevy_internal",
 ]
 
@@ -584,15 +583,6 @@ dependencies = [
  "sysinfo",
 ]
 
-[[package]]
-name = "bevy_dylib"
-version = "0.15.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "381b2a0773cfe9d27256fba1e5005a14968b34f751c09397ee4e278f0fb235db"
-dependencies = [
- "bevy_internal",
-]
-
 [[package]]
 name = "bevy_ecs"
 version = "0.15.3"

Cargo.toml

@@ -36,7 +36,6 @@ bevy = { version = "0.15", default-features = false, features = [
     "png",
     "tonemapping_luts",
     "bevy_pbr",
-    "dynamic_linking",
 ] }
 #bevy-inspector-egui = { version = "0.28", default-features = false, features = [
 #    "bevy_image",

src/ui.rs

@@ -86,7 +86,8 @@ fn setup(mut world: Commands, asset_server: Res<AssetServer>) {
 
                     if ptrs.0.len() > 1 {
                         let forward = cam.forward();
-                        cam.translation += forward * (old_d_to_midpoint/new_d_to_midpoint * 0.1);
+                        let z = cam.translation.z;
+                        cam.translation += forward * (z * (1. - (new_d_to_midpoint/old_d_to_midpoint)) / forward.z);
                         // cam.scale *= old_d_to_midpoint/new_d_to_midpoint;
                     }
                 }