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https://github.com/CrispyPin/julia-fractal-renderer.git
synced 2024-11-25 03:20:28 +01:00
add export options
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parent
7c7d56e868
commit
c76f340fd7
2 changed files with 44 additions and 27 deletions
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@ -20,15 +20,15 @@ pub enum FillStyle {
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pub fn render(q: &RenderOptions, color: (u8, u8, u8)) -> RgbImage {
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let mut img = RgbImage::new(q.width, q.height);
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let width = q.width as f64;
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let height = q.height as f64;
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let width: f64 = q.width.into();
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let height: f64 = q.height.into();
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let ppu = width / q.unit_width;
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for y in 0..q.height {
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for x in 0..q.width {
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let pixel = {
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let x = (x as f64 - width / 2.0) / ppu;
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let y = (y as f64 - height / 2.0) / ppu;
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let x = (f64::from(x) - width / 2.0) / ppu;
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let y = (f64::from(y) - height / 2.0) / ppu;
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let iter = julia(x, y, q.cx, q.cy, q.max_iterations);
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if q.fill_style == FillStyle::Black && iter == q.max_iterations {
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@ -57,5 +57,5 @@ fn julia(mut x: f64, mut y: f64, cx: f64, cy: f64, max_iter: u32) -> u32 {
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);
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iter += 1;
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}
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return iter;
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iter
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}
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61
src/main.rs
61
src/main.rs
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@ -2,7 +2,7 @@
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use std::time::SystemTime;
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use eframe::{
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egui::{self, RichText, Slider},
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egui::{self, DragValue, RichText, Slider, TextureOptions},
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epaint::{TextureHandle, Vec2},
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Frame, NativeOptions,
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};
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@ -40,9 +40,9 @@ struct JuliaGUI {
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impl JuliaGUI {
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fn new(cc: &eframe::CreationContext<'_>) -> Self {
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let preview = cc.egui_ctx.load_texture(
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"my-image",
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"preview_image",
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egui::ColorImage::from_rgb([1, 1], &[0, 0, 0]),
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Default::default(),
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TextureOptions::default(),
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);
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let preview_quality = RenderOptions {
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width: 512,
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@ -60,7 +60,7 @@ impl JuliaGUI {
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render_options: preview_quality,
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preview_render_ms: 0.0,
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export_render_ms: f64::NAN,
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export_res_multiplier: 4,
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export_res_multiplier: 8,
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export_iterations: 512,
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export_name: String::from("julia_set.png"),
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settings_changed: true,
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@ -75,7 +75,7 @@ impl JuliaGUI {
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[preview.width() as usize, preview.height() as usize],
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preview.as_bytes(),
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),
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Default::default(),
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TextureOptions::default(),
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);
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self.preview_render_ms = start_time.elapsed().unwrap().as_micros() as f64 / 1000.0;
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}
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@ -89,8 +89,8 @@ impl JuliaGUI {
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..self.render_options.clone()
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};
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let image = render(&settings, self.color);
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if let Err(e) = image.save(&self.export_name) {
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println!("Error exporting render: {e}");
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if let Err(err) = image.save(&self.export_name) {
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println!("Error exporting render: {err}");
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}
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self.export_render_ms = start_time.elapsed().unwrap().as_micros() as f64 / 1000.0;
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}
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@ -107,6 +107,7 @@ impl eframe::App for JuliaGUI {
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.resizable(false)
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.exact_width(200.0)
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.show(ctx, |ui| {
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ui.label(RichText::new("Fractal settings").heading());
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if ui.button("Update preview").clicked() {
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self.settings_changed = true;
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}
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@ -115,18 +116,6 @@ impl eframe::App for JuliaGUI {
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self.preview_render_ms
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));
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if ui
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.button(format!("Render to '{}'", &self.export_name))
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.clicked()
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{
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self.export_render();
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}
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ui.label(format!(
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"last exported render took {:.2}ms",
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self.export_render_ms
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));
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ui.label("CX:");
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let set_cx = ui.add(Slider::new(&mut self.render_options.cx, -2.0..=2.0));
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ui.label("CY:");
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@ -151,13 +140,41 @@ impl eframe::App for JuliaGUI {
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}
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});
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ui.label(RichText::new("Quality settings").heading());
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ui.label("iterations:");
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ui.label("Preview iterations:");
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let set_iter = ui.add(
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Slider::new(&mut self.render_options.max_iterations, 5..=256)
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.clamp_to_range(false),
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);
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//todo resolution
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ui.label(RichText::new("Render settings").heading());
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ui.label("preview resolution:");
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ui.horizontal(|ui| {
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let set_width = ui.add(DragValue::new(&mut self.render_options.width));
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ui.label("x");
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let set_height = ui.add(DragValue::new(&mut self.render_options.height));
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if set_width.changed() || set_height.changed() {
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self.settings_changed = true;
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}
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});
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ui.label("Export iterations:");
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ui.add(Slider::new(&mut self.export_iterations, 5..=1024).clamp_to_range(false));
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ui.label("Resolution multiplier:");
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ui.add(Slider::new(&mut self.export_res_multiplier, 1..=32));
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ui.label(format!(
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"Export resolution: {}x{}",
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self.export_res_multiplier * self.render_options.width,
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self.export_res_multiplier * self.render_options.height
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));
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let render_button = ui.button(format!("Render to '{}'", &self.export_name));
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if render_button.clicked() {
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self.export_render();
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}
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ui.label(format!(
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"last exported render took {:.2}ms",
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self.export_render_ms
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));
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if set_cx.changed()
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|| set_cy.changed() || set_unit_width.changed()
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