From 84e559813a0c935bb64346e3f1b356ec3c67b512 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?H=C3=A9ctor=20Ram=C3=B3n=20Jim=C3=A9nez?= <hector@hecrj.dev>
Date: Fri, 21 Nov 2025 02:02:40 +0100
Subject: [PATCH] Add `wgpu-bare` feature flag to disable default `wgpu`
 features

Co-authored-by: dtzxporter <dtzxporter@users.noreply.github.com>
Co-authored-by: Stefan Tammer <st.tammer@gmail.com>
---
 Cargo.toml          | 12 +++++++-----
 renderer/Cargo.toml |  3 ++-
 wgpu/Cargo.toml     |  1 +
 widget/Cargo.toml   |  2 +-
 4 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 7d2d6f3f..5701effd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,9 +23,11 @@ maintenance = { status = "actively-developed" }
 
 [features]
 default = ["wgpu", "tiny-skia", "crisp", "web-colors", "thread-pool", "linux-theme-detection"]
-# Enables the `wgpu` GPU-accelerated renderer backend
-wgpu = ["iced_renderer/wgpu", "iced_widget/wgpu"]
-# Enables the `tiny-skia` software renderer backend
+# Enables the `wgpu` GPU-accelerated renderer with all its default features (Vulkan, Metal, DX12, OpenGL, and WebGPU)
+wgpu = ["wgpu-bare", "iced_renderer/wgpu"]
+# Enables the `wgpu` GPU-accelerated renderer with the minimum required features (no backends!)
+wgpu-bare = ["iced_renderer/wgpu-bare", "iced_widget/wgpu"]
+# Enables the `tiny-skia` software renderer
 tiny-skia = ["iced_renderer/tiny-skia"]
 # Enables the `image` widget
 image = ["image-without-codecs", "image/default"]
@@ -175,7 +177,7 @@ iced_selector = { version = "0.14.0-dev", path = "selector" }
 iced_test = { version = "0.14.0-dev", path = "test" }
 iced_tester = { version = "0.14.0-dev", path = "tester" }
 iced_tiny_skia = { version = "0.14.0-dev", path = "tiny_skia" }
-iced_wgpu = { version = "0.14.0-dev", path = "wgpu" }
+iced_wgpu = { version = "0.14.0-dev", path = "wgpu", default-features = false }
 iced_widget = { version = "0.14.0-dev", path = "widget" }
 iced_winit = { version = "0.14.0-dev", path = "winit" }
 
@@ -227,7 +229,7 @@ wasm-bindgen-futures = "0.4"
 wasmtimer = "0.4.1"
 web-sys = "0.3.69"
 web-time = "1.1"
-wgpu = "27.0"
+wgpu = { version = "27.0", default-features = false, features = ["std", "wgsl"] }
 window_clipboard = "0.4.1"
 winit = { git = "https://github.com/iced-rs/winit.git", rev = "05b8ff17a06562f0a10bb46e6eaacbe2a95cb5ed" }
 
diff --git a/renderer/Cargo.toml b/renderer/Cargo.toml
index ac223f16..c95cae1b 100644
--- a/renderer/Cargo.toml
+++ b/renderer/Cargo.toml
@@ -14,7 +14,8 @@ keywords.workspace = true
 workspace = true
 
 [features]
-wgpu = ["iced_wgpu"]
+wgpu = ["iced_wgpu/default"]
+wgpu-bare = ["iced_wgpu"]
 tiny-skia = ["iced_tiny_skia"]
 image = ["iced_tiny_skia?/image", "iced_wgpu?/image"]
 svg = ["iced_tiny_skia?/svg", "iced_wgpu?/svg"]
diff --git a/wgpu/Cargo.toml b/wgpu/Cargo.toml
index 7160421b..9995823b 100644
--- a/wgpu/Cargo.toml
+++ b/wgpu/Cargo.toml
@@ -18,6 +18,7 @@ rustdoc-args = ["--cfg", "docsrs"]
 all-features = true
 
 [features]
+default = ["wgpu/default"]
 geometry = ["iced_graphics/geometry", "lyon"]
 image = ["iced_graphics/image"]
 svg = ["iced_graphics/svg", "resvg/text"]
diff --git a/widget/Cargo.toml b/widget/Cargo.toml
index dc64b61d..0769a34c 100644
--- a/widget/Cargo.toml
+++ b/widget/Cargo.toml
@@ -23,7 +23,7 @@ image = ["iced_renderer/image"]
 svg = ["iced_renderer/svg"]
 canvas = ["iced_renderer/geometry"]
 qr_code = ["canvas", "dep:qrcode"]
-wgpu = ["iced_renderer/wgpu"]
+wgpu = ["iced_renderer/wgpu-bare"]
 markdown = ["dep:pulldown-cmark", "dep:url"]
 highlighter = ["dep:iced_highlighter"]
 advanced = []