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eframe app creation refactor (#1363)

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* Change how eframe apps are created
* eframe: re-export epi::* so users don't need to care about what epi is
This commit is contained in:
Emil Ernerfeldt
2022-03-16 15:39:48 +01:00
committed by GitHub
parent c768d1d48e
commit c8f6cae362
26 changed files with 387 additions and 444 deletions
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70
egui_glium/examples/native_texture.rs
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@@ -4,41 +4,6 @@
use glium::glutin;
fn create_display(event_loop: &glutin::event_loop::EventLoop<()>) -> glium::Display {
let window_builder = glutin::window::WindowBuilder::new()
.with_resizable(true)
.with_inner_size(glutin::dpi::LogicalSize {
width: 800.0,
height: 600.0,
})
.with_title("egui_glium example");
let context_builder = glutin::ContextBuilder::new()
.with_depth_buffer(0)
.with_srgb(true)
.with_stencil_buffer(0)
.with_vsync(true);
glium::Display::new(window_builder, context_builder, event_loop).unwrap()
}
fn load_glium_image(png_data: &[u8]) -> glium::texture::RawImage2d<u8> {
// Load image using the image crate:
let image = image::load_from_memory(png_data).unwrap().to_rgba8();
let image_dimensions = image.dimensions();
// Premultiply alpha:
let pixels: Vec<_> = image
.into_vec()
.chunks_exact(4)
.map(|p| egui::Color32::from_rgba_unmultiplied(p[0], p[1], p[2], p[3]))
.flat_map(|color| color.to_array())
.collect();
// Convert to glium image:
glium::texture::RawImage2d::from_raw_rgba(pixels, image_dimensions)
}
fn main() {
let event_loop = glutin::event_loop::EventLoop::with_user_event();
let display = create_display(&event_loop);
@@ -127,3 +92,38 @@ fn main() {
}
});
}
fn create_display(event_loop: &glutin::event_loop::EventLoop<()>) -> glium::Display {
let window_builder = glutin::window::WindowBuilder::new()
.with_resizable(true)
.with_inner_size(glutin::dpi::LogicalSize {
width: 800.0,
height: 600.0,
})
.with_title("egui_glium example");
let context_builder = glutin::ContextBuilder::new()
.with_depth_buffer(0)
.with_srgb(true)
.with_stencil_buffer(0)
.with_vsync(true);
glium::Display::new(window_builder, context_builder, event_loop).unwrap()
}
fn load_glium_image(png_data: &[u8]) -> glium::texture::RawImage2d<u8> {
// Load image using the image crate:
let image = image::load_from_memory(png_data).unwrap().to_rgba8();
let image_dimensions = image.dimensions();
// Premultiply alpha:
let pixels: Vec<_> = image
.into_vec()
.chunks_exact(4)
.map(|p| egui::Color32::from_rgba_unmultiplied(p[0], p[1], p[2], p[3]))
.flat_map(|color| color.to_array())
.collect();
// Convert to glium image:
glium::texture::RawImage2d::from_raw_rgba(pixels, image_dimensions)
}