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Refactor quad::Pipeline to prepare and render architecture

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Héctor Ramón Jiménez 2023-02-06 22:21:27 +01:00
parent c8befa8d95
commit 680ea5dcca
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GPG key ID: 140CC052C94F138E
3 changed files with 232 additions and 114 deletions
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31
wgpu/src/backend.rs
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@ -88,13 +88,14 @@ impl Backend {
let mut layers = Layer::generate(primitives, viewport);
layers.push(Layer::overlay(overlay_text, viewport));
for layer in layers {
for (i, layer) in layers.iter().enumerate() {
self.flush(
device,
queue,
scale_factor,
transformation,
&layer,
i,
staging_belt,
encoder,
frame,
@ -102,6 +103,7 @@ impl Backend {
);
}
self.quad_pipeline.end_frame();
self.text_pipeline.end_frame();
#[cfg(any(feature = "image", feature = "svg"))]
@ -115,6 +117,7 @@ impl Backend {
scale_factor: f32,
transformation: Transformation,
layer: &Layer<'_>,
layer_index: usize,
staging_belt: &mut wgpu::util::StagingBelt,
encoder: &mut wgpu::CommandEncoder,
target: &wgpu::TextureView,
@ -127,16 +130,32 @@ impl Backend {
}
if !layer.quads.is_empty() {
self.quad_pipeline.draw(
self.quad_pipeline.prepare(
device,
staging_belt,
encoder,
queue,
&layer.quads,
transformation,
scale_factor,
bounds,
target,
);
let mut render_pass =
encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
label: Some("iced_wgpu::quad render pass"),
color_attachments: &[Some(
wgpu::RenderPassColorAttachment {
view: target,
resolve_target: None,
ops: wgpu::Operations {
load: wgpu::LoadOp::Load,
store: true,
},
},
)],
depth_stencil_attachment: None,
});
self.quad_pipeline
.render(layer_index, bounds, &mut render_pass);
}
if !layer.meshes.is_empty() {