From 9df8a4d197e66accb389edb5a5c54117933f157e Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Sun, 28 Jun 2026 00:09:06 +0200
Subject: feat(engine): add windowing DPI utilities

---
 engine/src/ui/imgui.rs | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

(limited to 'engine/src/ui/imgui.rs')

diff --git a/engine/src/ui/imgui.rs b/engine/src/ui/imgui.rs
index aa90e9f..daf8494 100644
--- a/engine/src/ui/imgui.rs
+++ b/engine/src/ui/imgui.rs
@@ -73,6 +73,7 @@ use crate::texture::{
     Wrapping as TextureWrapping,
 };
 use crate::vector::Vec2;
+use crate::windowing::dpi::PhysicalSize;
 use crate::windowing::window::Window;
 
 mod reexports
@@ -182,17 +183,15 @@ fn handle_window_changed(
         .get_io_mut()
         .set_display_framebuffer_scale([hidpi_factor as f32, hidpi_factor as f32]);
 
-    let window_size = Dimens {
-        width: window.inner_size.width as f32,
-        height: window.inner_size.height as f32,
-    };
-
-    let window_logical_size = window_size / (hidpi_factor as f32);
+    let window_size_logical = PhysicalSize {
+        width: window.inner_size.width as f64,
+        height: window.inner_size.height as f64,
+    }.to_logical::<f64>(hidpi_factor);
 
     context
         .ctx
         .get_io_mut()
-        .set_display_size([window_logical_size.width, window_logical_size.height]);
+        .set_display_size([window_size_logical.width as f32, window_size_logical.height as f32]);
 }
 
 fn update(
@@ -494,7 +493,7 @@ fn update_inputs(
         context.ctx.get_io_mut().add_input_character(character);
     }
 
-    let mouse_pos = mouse.position / window.scale_factor();
+    let mouse_pos = mouse.position.to_logical::<f64>(window.scale_factor());
 
     context
         .ctx
-- 
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