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Specify deifferent minification and magnification filters (#2224)

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* Specify deifferent minification and magnification filters

* Fixes

* Update changelogs

* Doctest fixes

* Add deprecation notice for RetainedImage::with_texture_filter
This commit is contained in:
Emil Ernerfeldt
2022-11-02 17:54:06 +01:00
committed by GitHub
parent 8e79a5a8ae
commit 34e6e12f00
19 changed files with 147 additions and 97 deletions
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23
crates/egui-wgpu/src/renderer.rs
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@@ -136,7 +136,7 @@ pub struct Renderer {
/// sampler.
textures: HashMap<egui::TextureId, (Option<wgpu::Texture>, wgpu::BindGroup)>,
next_user_texture_id: u64,
samplers: HashMap<egui::TextureFilter, wgpu::Sampler>,
samplers: HashMap<egui::TextureOptions, wgpu::Sampler>,
/// Storage for use by [`egui::PaintCallback`]'s that need to store resources such as render
/// pipelines that must have the lifetime of the renderpass.
@@ -530,8 +530,8 @@ impl Renderer {
});
let sampler = self
.samplers
.entry(image_delta.filter)
.or_insert_with(|| create_sampler(image_delta.filter, device));
.entry(image_delta.options)
.or_insert_with(|| create_sampler(image_delta.options, device));
let bind_group = device.create_bind_group(&wgpu::BindGroupDescriptor {
label,
layout: &self.texture_bind_group_layout,
@@ -790,15 +790,22 @@ impl Renderer {
}
}
fn create_sampler(filter: egui::TextureFilter, device: &wgpu::Device) -> wgpu::Sampler {
let wgpu_filter = match filter {
fn create_sampler(options: egui::TextureOptions, device: &wgpu::Device) -> wgpu::Sampler {
let mag_filter = match options.magnification {
egui::TextureFilter::Nearest => wgpu::FilterMode::Nearest,
egui::TextureFilter::Linear => wgpu::FilterMode::Linear,
};
let min_filter = match options.minification {
egui::TextureFilter::Nearest => wgpu::FilterMode::Nearest,
egui::TextureFilter::Linear => wgpu::FilterMode::Linear,
};
device.create_sampler(&wgpu::SamplerDescriptor {
label: Some(&format!("egui sampler ({:?})", filter)),
mag_filter: wgpu_filter,
min_filter: wgpu_filter,
label: Some(&format!(
"egui sampler (mag: {:?}, min {:?})",
mag_filter, min_filter
)),
mag_filter,
min_filter,
..Default::default()
})
}