mirror of
https://github.com/CrispyPin/julia-fractal-renderer.git
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save settings between sessions
This commit is contained in:
parent
0068e6fe88
commit
a2c1acd24d
5 changed files with 116 additions and 36 deletions
1
.gitignore
vendored
1
.gitignore
vendored
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@ -1,3 +1,4 @@
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/target
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*.png
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!images/*.png
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fractal_settings.json
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25
Cargo.lock
generated
25
Cargo.lock
generated
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@ -1183,6 +1183,12 @@ dependencies = [
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"windows-sys 0.48.0",
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]
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[[package]]
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name = "itoa"
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version = "1.0.8"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "62b02a5381cc465bd3041d84623d0fa3b66738b52b8e2fc3bab8ad63ab032f4a"
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[[package]]
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name = "jni"
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version = "0.21.1"
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@ -1230,6 +1236,8 @@ dependencies = [
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"eframe",
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"image",
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"native-dialog",
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"serde",
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"serde_json",
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]
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[[package]]
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@ -1866,6 +1874,12 @@ dependencies = [
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"windows-sys 0.48.0",
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]
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[[package]]
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name = "ryu"
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version = "1.0.14"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "fe232bdf6be8c8de797b22184ee71118d63780ea42ac85b61d1baa6d3b782ae9"
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[[package]]
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name = "same-file"
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version = "1.0.6"
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@ -1920,6 +1934,17 @@ dependencies = [
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"syn 2.0.25",
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]
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[[package]]
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name = "serde_json"
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version = "1.0.102"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b5062a995d481b2308b6064e9af76011f2921c35f97b0468811ed9f6cd91dfed"
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dependencies = [
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"itoa",
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"ryu",
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"serde",
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]
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[[package]]
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name = "serde_repr"
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version = "0.1.14"
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@ -9,6 +9,8 @@ edition = "2021"
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eframe = "0.22.0"
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image = { version = "0.24.6", default_features = false, features = ["png"] }
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native-dialog = "0.6.4"
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serde = "1.0.171"
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serde_json = "1.0.102"
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# Enable high optimizations for dependencies
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[profile.dev.package."*"]
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@ -1,6 +1,7 @@
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use image::{Rgb, RgbImage};
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use serde::{Deserialize, Serialize};
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#[derive(Clone)]
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#[derive(Clone, Serialize, Deserialize)]
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pub struct RenderOptions {
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pub width: u32,
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pub height: u32,
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@ -11,12 +12,26 @@ pub struct RenderOptions {
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pub fill_style: FillStyle,
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}
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#[derive(PartialEq, Clone)]
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#[derive(Clone, PartialEq, Serialize, Deserialize)]
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pub enum FillStyle {
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Bright,
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Black,
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}
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impl Default for RenderOptions {
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fn default() -> Self {
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Self {
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width: 512,
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height: 512,
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unit_width: 4.0,
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max_iterations: 128,
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cx: -0.8,
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cy: -0.27,
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fill_style: FillStyle::Bright,
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}
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}
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}
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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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105
src/main.rs
105
src/main.rs
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#![windows_subsystem = "windows"]
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use std::{env, time::SystemTime};
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use std::{
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env,
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fs::{self, File},
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io::Write,
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time::SystemTime,
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};
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use eframe::{
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egui::{self, DragValue, RichText, Slider, TextureOptions},
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@ -9,9 +14,12 @@ use eframe::{
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use generate::{render, FillStyle, RenderOptions};
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use image::EncodableLayout;
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use native_dialog::FileDialog;
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use serde::{Deserialize, Serialize};
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mod generate;
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const SETTINGS_FILE: &str = "fractal_settings.json";
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fn main() {
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let native_options = NativeOptions {
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initial_window_size: Some(Vec2::new(1280.0, 720.0)),
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.unwrap();
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}
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#[derive(Serialize, Deserialize)]
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struct JuliaGUI {
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color: (u8, u8, u8),
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preview: TextureHandle,
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#[serde(skip)]
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preview: Option<TextureHandle>,
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render_options: RenderOptions,
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#[serde(skip)]
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preview_render_ms: f64,
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#[serde(skip)]
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export_render_ms: f64,
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export_res_multiplier: u32,
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export_iterations: u32,
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export_name: String,
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#[serde(skip)]
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settings_changed: bool,
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}
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impl Default for JuliaGUI {
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fn default() -> Self {
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Self {
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color: (12, 5, 10),
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preview: None,
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render_options: RenderOptions::default(),
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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: 8,
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export_iterations: 512,
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export_name: String::from("julia_fractal.png"),
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settings_changed: true,
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}
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}
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}
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impl JuliaGUI {
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fn new(cc: &eframe::CreationContext<'_>) -> Self {
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let mut n: Self = fs::read_to_string(SETTINGS_FILE)
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.map(|s| serde_json::from_str(&s).ok())
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.ok()
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.flatten()
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.unwrap_or_default();
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let preview = cc.egui_ctx.load_texture(
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"preview_image",
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egui::ColorImage::from_rgb([1, 1], &[0, 0, 0]),
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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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height: 512,
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unit_width: 4.0,
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max_iterations: 128,
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cx: -0.981,
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cy: -0.277,
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fill_style: FillStyle::Bright,
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};
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Self {
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color: (12, 5, 10),
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preview,
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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: 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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}
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n.preview = Some(preview);
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n.settings_changed = true;
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n
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}
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fn save_settings(&self) {
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let settings = serde_json::to_string_pretty(&self).unwrap();
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let mut file = File::create(SETTINGS_FILE).unwrap();
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file.write_all(settings.as_bytes()).unwrap();
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}
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fn update_preview(&mut self) {
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let start_time = SystemTime::now();
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let preview = render(&self.render_options, self.color);
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self.preview.set(
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egui::ColorImage::from_rgb(
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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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TextureOptions::default(),
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);
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let frame = render(&self.render_options, self.color);
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if let Some(preview) = &mut self.preview {
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preview.set(
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egui::ColorImage::from_rgb(
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[frame.width() as usize, frame.height() as usize],
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frame.as_bytes(),
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),
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TextureOptions::default(),
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);
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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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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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self.save_settings();
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}
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}
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fn update(&mut self, ctx: &egui::Context, _frame: &mut Frame) {
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if self.settings_changed {
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self.update_preview();
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self.save_settings();
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self.settings_changed = false;
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}
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ui.label("Preview resolution:");
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ui.horizontal(|ui| {
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let set_width = ui.add(
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DragValue::new(&mut self.render_options.width).clamp_range(128..=16384),
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DragValue::new(&mut self.render_options.width)
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.clamp_range(128..=4096)
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.suffix("px"),
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);
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ui.label("x");
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let set_height = ui.add(
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DragValue::new(&mut self.render_options.height).clamp_range(128..=16384),
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DragValue::new(&mut self.render_options.height)
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.clamp_range(128..=4096)
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.suffix("px"),
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);
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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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egui::CentralPanel::default().show(ctx, |ui| {
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ui.image(&self.preview, self.preview.size_vec2());
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if let Some(texture) = &self.preview {
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ui.image(texture, texture.size_vec2());
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}
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});
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}
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fn on_exit(&mut self, _gl: Option<&eframe::glow::Context>) {}
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fn on_exit(&mut self, _gl: Option<&eframe::glow::Context>) {
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self.save_settings()
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}
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}
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