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Set Vello to render an explicit background color behind artboards (#1902) 

* Set explicit background color

* Add todo comment for chrome bug
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Dennis Kobert 2024-08-06 11:33:39 +02:00 committed by GitHub
parent 00864e274f
commit 25a82d100f
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1 changed files with 4 additions and 2 deletions
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6
node-graph/wgpu-executor/src/lib.rs
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@ -145,7 +145,7 @@ impl WgpuExecutor {
width, width,
height, height,
present_mode: surface_caps.present_modes[0], present_mode: surface_caps.present_modes[0],
alpha_mode: surface_caps.alpha_modes[0], alpha_mode: wgpu::CompositeAlphaMode::Opaque,
view_formats: vec![], view_formats: vec![],
desired_maximum_frame_latency: 2, desired_maximum_frame_latency: 2,
}, },
@ -153,7 +153,9 @@ impl WgpuExecutor {
let surface_texture = surface.get_current_texture()?; let surface_texture = surface.get_current_texture()?;
let render_params = RenderParams { let render_params = RenderParams {
base_color: vello::peniko::Color::TRANSPARENT, // We are using an explicit opaque color here to eliminate the alpha premulitplication step
// which would be required to support a transparent webgpu canvas
base_color: vello::peniko::Color::rgb8(0x22, 0x22, 0x22),
width, width,
height, height,
antialiasing_method: AaConfig::Msaa8, antialiasing_method: AaConfig::Msaa8,