hidpi swap chains (bevyengine#973)

hidpi swap chains
superdump · Dec 2, 2020 · c3e1c5c · c3e1c5c
1 parent 5856b5e
commit c3e1c5c
Show file tree

Hide file tree

Showing 3 changed files with 12 additions and 4 deletions.
diff --git a/crates/bevy_render/src/render_graph/nodes/window_texture_node.rs b/crates/bevy_render/src/render_graph/nodes/window_texture_node.rs
@@ -68,8 +68,8 @@ impl Node for WindowTextureNode {
                 render_resource_context.remove_texture(old_texture);
             }
 
-            self.descriptor.size.width = window.width();
-            self.descriptor.size.height = window.height();
+            self.descriptor.size.width = window.scaled_width();
+            self.descriptor.size.height = window.scaled_height();
             let texture_resource = render_resource_context.create_texture(self.descriptor);
             output.set(WINDOW_TEXTURE, RenderResourceId::Texture(texture_resource));
         }

diff --git a/crates/bevy_wgpu/src/wgpu_type_converter.rs b/crates/bevy_wgpu/src/wgpu_type_converter.rs
@@ -564,8 +564,8 @@ impl WgpuFrom<&Window> for wgpu::SwapChainDescriptor {
         wgpu::SwapChainDescriptor {
             usage: wgpu::TextureUsage::OUTPUT_ATTACHMENT,
             format: TextureFormat::default().wgpu_into(),
-            width: window.width(),
-            height: window.height(),
+            width: window.scaled_width(),
+            height: window.scaled_height(),
             present_mode: if window.vsync() {
                 wgpu::PresentMode::Mailbox
             } else {

diff --git a/crates/bevy_window/src/window.rs b/crates/bevy_window/src/window.rs
@@ -125,6 +125,14 @@ impl Window {
         self.width
     }
 
+    pub fn scaled_width(&self) -> u32 {
+        (self.width as f64 * self.scale_factor) as u32
+    }
+
+    pub fn scaled_height(&self) -> u32 {
+        (self.height as f64 * self.scale_factor) as u32
+    }
+
     #[inline]
     pub fn height(&self) -> u32 {
         self.height