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Fix alpha blending for wgpu msaa

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This commit is contained in:
Cory Forsstrom 2022-06-16 12:26:03 -07:00
parent 449bbb112e
commit aae880ca5d
3 changed files with 8 additions and 28 deletions
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13
wgpu/src/triangle.rs
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@ -162,18 +162,7 @@ impl Pipeline {
entry_point: "fs_main",
targets: &[wgpu::ColorTargetState {
format,
blend: Some(wgpu::BlendState {
color: wgpu::BlendComponent {
src_factor: wgpu::BlendFactor::SrcAlpha,
dst_factor: wgpu::BlendFactor::OneMinusSrcAlpha,
operation: wgpu::BlendOperation::Add,
},
alpha: wgpu::BlendComponent {
src_factor: wgpu::BlendFactor::One,
dst_factor: wgpu::BlendFactor::OneMinusSrcAlpha,
operation: wgpu::BlendOperation::Add,
},
}),
blend: Some(wgpu::BlendState::ALPHA_BLENDING),
write_mask: wgpu::ColorWrites::ALL,
}],
}),

15
wgpu/src/triangle/msaa.rs
View file

@ -95,18 +95,9 @@ impl Blit {
entry_point: "fs_main",
targets: &[wgpu::ColorTargetState {
format,
blend: Some(wgpu::BlendState {
color: wgpu::BlendComponent {
src_factor: wgpu::BlendFactor::SrcAlpha,
dst_factor: wgpu::BlendFactor::OneMinusSrcAlpha,
operation: wgpu::BlendOperation::Add,
},
alpha: wgpu::BlendComponent {
src_factor: wgpu::BlendFactor::One,
dst_factor: wgpu::BlendFactor::OneMinusSrcAlpha,
operation: wgpu::BlendOperation::Add,
},
}),
blend: Some(
wgpu::BlendState::PREMULTIPLIED_ALPHA_BLENDING,
),
write_mask: wgpu::ColorWrites::ALL,
}],
}),