From 84b658dbef0b29c57f67e041a1496c699ce78615 Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector@hecrj.dev>
Date: Fri, 20 Sep 2024 00:39:21 +0200
Subject: Introduce `strict-assertions` feature flag

For now, this feature flag only enables validation
in `iced_wgpu`; which has become quite expensive
since its `0.20` release.
---
 Cargo.toml                    | 2 ++
 renderer/Cargo.toml           | 1 +
 wgpu/Cargo.toml               | 1 +
 wgpu/src/window/compositor.rs | 5 +++++
 4 files changed, 9 insertions(+)

diff --git a/Cargo.toml b/Cargo.toml
index 629b1c9d..bee83d2e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -65,6 +65,8 @@ advanced = ["iced_core/advanced", "iced_widget/advanced"]
 fira-sans = ["iced_renderer/fira-sans"]
 # Enables auto-detecting light/dark mode for the built-in theme
 auto-detect-theme = ["iced_core/auto-detect-theme"]
+# Enables strict assertions for debugging purposes at the expense of performance
+strict-assertions = ["iced_renderer/strict-assertions"]
 
 [dependencies]
 iced_core.workspace = true
diff --git a/renderer/Cargo.toml b/renderer/Cargo.toml
index 458681dd..ac223f16 100644
--- a/renderer/Cargo.toml
+++ b/renderer/Cargo.toml
@@ -22,6 +22,7 @@ geometry = ["iced_graphics/geometry", "iced_tiny_skia?/geometry", "iced_wgpu?/ge
 web-colors = ["iced_wgpu?/web-colors"]
 webgl = ["iced_wgpu?/webgl"]
 fira-sans = ["iced_graphics/fira-sans"]
+strict-assertions = ["iced_wgpu?/strict-assertions"]
 
 [dependencies]
 iced_graphics.workspace = true
diff --git a/wgpu/Cargo.toml b/wgpu/Cargo.toml
index b13ecb36..a8ebf3aa 100644
--- a/wgpu/Cargo.toml
+++ b/wgpu/Cargo.toml
@@ -23,6 +23,7 @@ image = ["iced_graphics/image"]
 svg = ["iced_graphics/svg", "resvg/text"]
 web-colors = ["iced_graphics/web-colors"]
 webgl = ["wgpu/webgl"]
+strict-assertions = []
 
 [dependencies]
 iced_graphics.workspace = true
diff --git a/wgpu/src/window/compositor.rs b/wgpu/src/window/compositor.rs
index 0cfd49b7..56f33b50 100644
--- a/wgpu/src/window/compositor.rs
+++ b/wgpu/src/window/compositor.rs
@@ -56,6 +56,11 @@ impl Compositor {
     ) -> Result<Self, Error> {
         let instance = wgpu::Instance::new(wgpu::InstanceDescriptor {
             backends: settings.backends,
+            flags: if cfg!(feature = "strict-assertions") {
+                wgpu::InstanceFlags::debugging()
+            } else {
+                wgpu::InstanceFlags::empty()
+            },
             ..Default::default()
         });
 
-- 
cgit