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aa8dae639a
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aa8dae639a | |||
f71502f32a |
2 changed files with 65 additions and 33 deletions
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@ -180,6 +180,12 @@ impl RulePattern {
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}
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}
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pub fn set(&mut self, x: usize, y: usize, cell: Option<Cell>) {
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if x < self.width && y < self.height {
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self.contents[x + self.width * y] = cell
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}
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}
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pub fn height(&self) -> usize {
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self.height
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}
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@ -1,8 +1,8 @@
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use eframe::{
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egui::{CentralPanel, Color32, Painter, Rect, Sense, SidePanel, Ui, Vec2},
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egui::{CentralPanel, Color32, Painter, Pos2, Rect, Sense, SidePanel, Slider, Ui, Vec2},
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NativeOptions,
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};
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use petri::{Chunk, Dish, Rule, CHUNK_SIZE};
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use petri::{Cell, Chunk, Dish, Rule, RulePattern, CHUNK_SIZE};
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fn main() {
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eframe::run_native(
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@ -16,6 +16,8 @@ fn main() {
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#[derive(Debug)]
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struct UScope {
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dish: Dish,
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brush: Cell,
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speed: usize,
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celltypes: Vec<CellData>,
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}
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@ -29,6 +31,8 @@ impl UScope {
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fn new(_cc: &eframe::CreationContext<'_>) -> Self {
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Self {
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dish: Dish::new(),
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speed: 100,
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brush: Cell(1),
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celltypes: vec![
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CellData::new("air", 0, 0, 0),
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CellData::new("pink_sand", 255, 147, 219),
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@ -40,15 +44,22 @@ impl UScope {
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impl eframe::App for UScope {
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fn update(&mut self, ctx: &eframe::egui::Context, _frame: &mut eframe::Frame) {
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ctx.request_repaint();
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for _ in 0..100 {
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for _ in 0..self.speed {
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self.dish.fire_blindly();
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}
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SidePanel::left("left_panel").show(ctx, |ui| {
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ui.heading("Rules");
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ui.text_edit_singleline(&mut "dummy");
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if ui.button("aaa").clicked() {
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dbg!(&self.dish.rules);
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ui.heading("Simulation");
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ui.add(Slider::new(&mut self.speed, 0..=5000));
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ui.heading("Cells");
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for (i, cell) in self.celltypes.iter_mut().enumerate() {
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ui.horizontal(|ui| {
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ui.set_width(100.);
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ui.radio_value(&mut self.brush.0, i as u16, "");
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ui.text_edit_singleline(&mut cell.name);
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ui.color_edit_button_srgba(&mut cell.color);
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});
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}
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ui.heading("Rules");
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for rule in &mut self.dish.rules {
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rule_editor(ui, rule, &self.celltypes);
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}
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@ -57,60 +68,75 @@ impl eframe::App for UScope {
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let bounds = ui.available_rect_before_wrap();
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let painter = ui.painter_at(bounds);
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paint_chunk(painter, &self.dish.chunk, &self.celltypes);
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let rect = ui.allocate_rect(bounds, Sense::click_and_drag());
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if let Some(pos) = rect.interact_pointer_pos() {
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let p = ((pos - bounds.min) / GRID_SIZE).floor();
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let x = p.x as usize;
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let y = p.y as usize;
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self.dish.set_cell(x, y, self.brush);
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}
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});
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}
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}
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const GRID_SIZE: f32 = 16.;
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fn paint_chunk(painter: Painter, chunk: &Chunk, cells: &[CellData]) {
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let bounds = painter.clip_rect();
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let size = 16.;
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for x in 0..CHUNK_SIZE {
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for y in 0..CHUNK_SIZE {
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let cell = &chunk.get_cell(x, y);
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let corner = bounds.min + (Vec2::from((x as f32, y as f32)) * size);
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let rect = Rect::from_min_size(corner, Vec2::splat(size));
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let corner = bounds.min + (Vec2::from((x as f32, y as f32)) * GRID_SIZE);
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let rect = Rect::from_min_size(corner, Vec2::splat(GRID_SIZE));
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let color = cells[cell.id()].color;
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painter.rect(rect, 0., color, (1., Color32::GRAY));
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}
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}
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}
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const CSIZE: f32 = 24.;
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const OUTLINE: (f32, Color32) = (1., Color32::GRAY);
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fn rule_editor(ui: &mut Ui, rule: &mut Rule, cells: &[CellData]) {
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let patt_height = rule.from.height();
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let patt_width = rule.from.height();
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const CSIZE: f32 = 24.;
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const OUTLINE: (f32, Color32) = (1., Color32::GRAY);
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let (_, bounds) = ui.allocate_space(Vec2::new(
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CSIZE * (patt_width * 2 + 1) as f32,
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CSIZE * patt_height as f32,
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));
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for x in 0..patt_width {
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for y in 0..patt_height {
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let rect = Rect::from_min_size(
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bounds.min + Vec2::from((x as f32, y as f32)) * CSIZE,
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Vec2::splat(CSIZE),
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);
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if let Some(cell) = rule.from.get_mut(x, y) {
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let color = cells[cell.id()].color;
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ui.painter().rect(rect, 2., color, OUTLINE);
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let a = ui.allocate_rect(rect, Sense::click());
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if a.clicked() {
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cell.0 = (cell.0 + 1) % cells.len() as u16;
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}
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}
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rule_cell_edit(ui, bounds.min, &mut rule.from, x, y, cells);
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let offset = Vec2::X * (patt_width as f32 + 1.) * CSIZE;
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rule_cell_edit(ui, bounds.min + offset, &mut rule.to, x, y, cells);
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}
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}
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}
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if let Some(cell) = rule.to.get_mut(x, y) {
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let rect = rect.translate(Vec2::X * (patt_width as f32 + 1.) * CSIZE);
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let color = cells[cell.id()].color;
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ui.painter().rect(rect, 2., color, OUTLINE);
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let a = ui.allocate_rect(rect, Sense::click());
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if a.clicked() {
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cell.0 = (cell.0 + 1) % cells.len() as u16;
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}
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fn rule_cell_edit(
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ui: &mut Ui,
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origin: Pos2,
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rule: &mut RulePattern,
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x: usize,
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y: usize,
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cells: &[CellData],
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) {
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let rect = Rect::from_min_size(
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origin + Vec2::from((x as f32, y as f32)) * CSIZE,
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Vec2::splat(CSIZE),
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);
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let aabb = ui.allocate_rect(rect, Sense::click());
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if let Some(cell) = rule.get_mut(x, y) {
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let color = cells[cell.id()].color;
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ui.painter().rect(rect, 2., color, OUTLINE);
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if aabb.clicked() {
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cell.0 += 1;
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if cell.0 as usize == cells.len() {
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rule.set(x, y, None);
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}
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}
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} else if aabb.clicked() {
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rule.set(x, y, Some(Cell(0)));
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}
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}
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