sRGB?

src/bin/envmap/main.rs

@@ -54,7 +54,7 @@ fn main() {
 						&device,
 						&wgpu::SurfaceConfiguration {
 							usage: wgpu::TextureUsages::RENDER_ATTACHMENT | wgpu::TextureUsages::COPY_DST,
-							format: wgpu::TextureFormat::Bgra8Unorm,
+							format: wgpu::TextureFormat::Bgra8UnormSrgb,
 							width: physical_size.width,
 							height: physical_size.height,
 							present_mode: wgpu::PresentMode::Fifo,

src/bin/envmap/perlin.rs

@@ -85,7 +85,7 @@ impl Pipeline {
 				entry_point: None,
 				compilation_options: wgpu::PipelineCompilationOptions::default(),
 				targets: &[Some(wgpu::ColorTargetState {
-					format: wgpu::TextureFormat::Bgra8Unorm,
+					format: wgpu::TextureFormat::Bgra8UnormSrgb,
 					blend: Some(wgpu::BlendState::REPLACE),
 					write_mask: wgpu::ColorWrites::ALL,
 				})],