Use WebP

Cargo.lock

@@ -595,12 +595,23 @@ checksum = "cd6f44aed642f18953a158afeb30206f4d50da59fbc66ecb53c66488de73563b"
 dependencies = [
  "bytemuck",
  "byteorder-lite",
+ "image-webp",
  "num-traits",
  "png",
  "zune-core",
  "zune-jpeg",
 ]
 
+[[package]]
+name = "image-webp"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e031e8e3d94711a9ccb5d6ea357439ef3dcbed361798bd4071dc4d9793fbe22f"
+dependencies = [
+ "byteorder-lite",
+ "quick-error",
+]
+
 [[package]]
 name = "indexmap"
 version = "2.7.0"

Cargo.toml

@@ -7,7 +7,7 @@ default-run = "minitracer"
 [dependencies]
 bytemuck = { version = "1.21.0", features = ["derive"] }
 glam = { version = "0.29.2", features = ["bytemuck"] }
-image = { version = "0.25.5", default-features = false, features = ["png", "jpeg"] }
+image = { version = "0.25.5", default-features = false, features = ["png", "jpeg", "webp"] }
 pollster = "0.4.0"
 rand = "0.8.5"
 rand_distr = { version = "0.4.3", features = ["std_math"] }

src/bin/envmap/main.rs

@@ -121,7 +121,7 @@ fn main() {
 				let img =
 					image::RgbaImage::from_raw(extent, extent, buf.slice(..).get_mapped_range().to_vec()).unwrap();
 				let img: image::RgbImage = img.convert();
-				img.save(format!("textures/env{face}.jpeg")).unwrap();
+				img.save(format!("textures/env{face}.webp")).unwrap();
 			});
 		}
 	})

src/scene.rs

@@ -138,7 +138,7 @@ pub fn load_envmap(device: &wgpu::Device, queue: &wgpu::Queue) -> wgpu::TextureV
 		[0, 1, 2, 3, 4, 5]
 			.map(|face| {
 				s.spawn(move || {
-					let img = ImageReader::open(format!("textures/env{face}.jpeg"))
+					let img = ImageReader::open(format!("textures/env{face}.webp"))
 						.unwrap()
 						.with_guessed_format()
 						.unwrap()