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Grow atlas in text::Pipeline when necessary

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Héctor Ramón Jiménez 2023-02-08 23:21:04 +01:00
parent ddbf93a82f
commit 05c787c2ef
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GPG key ID: 140CC052C94F138E
3 changed files with 77 additions and 32 deletions
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55
wgpu/src/backend.rs
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@ -93,10 +93,17 @@ impl Backend {
encoder,
scale_factor,
transformation,
target_size,
&layers,
);
while !self.prepare_text(
device,
queue,
scale_factor,
target_size,
&layers,
) {}
self.render(
device,
encoder,
@ -115,6 +122,38 @@ impl Backend {
self.image_pipeline.end_frame(device, queue, encoder);
}
fn prepare_text(
&mut self,
device: &wgpu::Device,
queue: &wgpu::Queue,
scale_factor: f32,
target_size: Size<u32>,
layers: &[Layer<'_>],
) -> bool {
for layer in layers {
let bounds = (layer.bounds * scale_factor).snap();
if bounds.width < 1 || bounds.height < 1 {
continue;
}
if !layer.text.is_empty() {
if !self.text_pipeline.prepare(
device,
queue,
&layer.text,
layer.bounds,
scale_factor,
target_size,
) {
return false;
}
}
}
true
}
fn prepare(
&mut self,
device: &wgpu::Device,
@ -122,14 +161,13 @@ impl Backend {
_encoder: &mut wgpu::CommandEncoder,
scale_factor: f32,
transformation: Transformation,
target_size: Size<u32>,
layers: &[Layer<'_>],
) {
for layer in layers {
let bounds = (layer.bounds * scale_factor).snap();
if bounds.width < 1 || bounds.height < 1 {
return;
continue;
}
if !layer.quads.is_empty() {
@ -170,17 +208,6 @@ impl Backend {
);
}
}
if !layer.text.is_empty() {
self.text_pipeline.prepare(
device,
queue,
&layer.text,
layer.bounds,
scale_factor,
target_size,
);
}
}
}