| 1 | //! Native GUI smoke for the rendered 2D preview tab: it loads a synthetic |
| 2 | //! export through its `.ppda` + atlases (loose PNGs are deleted first). |
| 3 | //! Usage: preview2d_smoke OUTPUT_DIR [EXISTING_PROJECT_DIR] |
| 4 | |
| 5 | use eframe::App; |
| 6 | use paperdoll_renderer::editor::EditorApp; |
| 7 | use paperdoll_renderer::export_fixture::{Pixel, SyntheticRun}; |
| 8 | use paperdoll_renderer::preview2d::discover_completed_runs; |
| 9 | use paperdoll_renderer::render_job::ImageBuf; |
| 10 | use paperdoll_renderer::session::Session; |
| 11 | use std::fs; |
| 12 | use std::path::{Path, PathBuf}; |
| 13 | use std::time::{Duration, Instant}; |
| 14 | |
| 15 | struct Smoke { |
| 16 | editor: EditorApp, |
| 17 | out: PathBuf, |
| 18 | started: Instant, |
| 19 | frames: u64, |
| 20 | done: bool, |
| 21 | shot_requested: bool, |
| 22 | shot_saved: bool, |
| 23 | } |
| 24 | |
| 25 | impl App for Smoke { |
| 26 | fn update(&mut self, ctx: &eframe::egui::Context, frame: &mut eframe::Frame) { |
| 27 | self.frames += 1; |
| 28 | self.editor.update(ctx, frame); |
| 29 | if self.frames == 2 { |
| 30 | self.editor.open_preview2d(); |
| 31 | } |
| 32 | if self.frames == 4 { |
| 33 | // Steepest pitch row (+60) and yaw 30 prove the five-row atlas layout. |
| 34 | let state = self.editor.preview2d_state_mut(); |
| 35 | state.step_pitch(2); |
| 36 | state.step_yaw(1); |
| 37 | } |
| 38 | ctx.request_repaint(); |
| 39 | if self.frames >= 30 && !self.shot_saved { |
| 40 | if !self.shot_requested { |
| 41 | self.shot_requested = true; |
| 42 | ctx.send_viewport_cmd(eframe::egui::ViewportCommand::Screenshot); |
| 43 | } else if let Some(image) = ctx.input(|i| { |
| 44 | i.raw.events.iter().find_map(|e| match e { |
| 45 | eframe::egui::Event::Screenshot { image, .. } => Some(image.clone()), |
| 46 | _ => None, |
| 47 | }) |
| 48 | }) { |
| 49 | let [w, h] = image.size; |
| 50 | let rgba: Vec<u8> = image.pixels.iter().flat_map(|p| p.to_array()).collect(); |
| 51 | write_png( |
| 52 | &self.out.join("preview2d-gui.png"), |
| 53 | &ImageBuf { |
| 54 | width: w as u32, |
| 55 | height: h as u32, |
| 56 | rgba, |
| 57 | }, |
| 58 | ) |
| 59 | .expect("png"); |
| 60 | self.shot_saved = true; |
| 61 | } |
| 62 | } |
| 63 | let ready = self.editor.preview2d_image().is_some() |
| 64 | || self.editor.preview2d_state().diagnostic.is_some(); |
| 65 | let timeout = self.started.elapsed() > Duration::from_secs(20); |
| 66 | if self.done { |
| 67 | return; |
| 68 | } |
| 69 | if (self.shot_saved && ready) || timeout { |
| 70 | self.done = true; |
| 71 | let state = self.editor.preview2d_state(); |
| 72 | let image_ok = if let Some(img) = self.editor.preview2d_image() { |
| 73 | write_png(&self.out.join("preview2d-composed.png"), img).expect("png"); |
| 74 | true |
| 75 | } else { |
| 76 | false |
| 77 | }; |
| 78 | let value = serde_json::json!({ |
| 79 | "success": image_ok && self.shot_saved, |
| 80 | "screenshot": self.shot_saved, |
| 81 | "gui_updates": self.frames, |
| 82 | "sex": state.sex_token(), |
| 83 | "clip": state.clip_token, |
| 84 | "frame": state.frame_index(), |
| 85 | "yaw": state.yaw_deg(), |
| 86 | "pitch": state.pitch_deg(), |
| 87 | "playing": state.playing, |
| 88 | "diagnostic": state.diagnostic, |
| 89 | "elapsed_secs": state.elapsed_secs, |
| 90 | }); |
| 91 | fs::write( |
| 92 | self.out.join("gui-smoke.json"), |
| 93 | serde_json::to_vec_pretty(&value).unwrap(), |
| 94 | ) |
| 95 | .unwrap(); |
| 96 | println!("RESULT {value}"); |
| 97 | ctx.send_viewport_cmd(eframe::egui::ViewportCommand::Close); |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | fn on_exit(&mut self, gl: Option<&glow::Context>) { |
| 102 | self.editor.on_exit(gl); |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | fn write_png(path: &Path, img: &ImageBuf) -> Result<(), String> { |
| 107 | let file = fs::File::create(path).map_err(|e| e.to_string())?; |
| 108 | let mut encoder = png::Encoder::new(file, img.width, img.height); |
| 109 | encoder.set_color(png::ColorType::Rgba); |
| 110 | encoder.set_depth(png::BitDepth::Eight); |
| 111 | let mut writer = encoder.write_header().map_err(|e| e.to_string())?; |
| 112 | writer |
| 113 | .write_image_data(&img.rgba) |
| 114 | .map_err(|e| e.to_string()) |
| 115 | } |
| 116 | |
| 117 | /// Body export: 2 frames, every view gets a distinct colour from its |
| 118 | /// pitch/yaw, written with real loose PNGs + atlases + .ppda. |
| 119 | fn install_body_export(project: &Path) -> Result<(), String> { |
| 120 | let mut spec = SyntheticRun::body("smoke-preview2d", "male", b"preview2d-smoke-body"); |
| 121 | spec.target = [2, 2]; |
| 122 | spec.clips = vec![("walk".into(), 2, 0.5)]; |
| 123 | spec.write( |
| 124 | &project.join("renders/male-body-atlas"), |
| 125 | |_, frame, pitch, yaw| Pixel { |
| 126 | diffuse: [ |
| 127 | 40u8.wrapping_add(frame as u8 * 80), |
| 128 | (pitch + 90) as u8, |
| 129 | (yaw / 2) as u8, |
| 130 | 255, |
| 131 | ], |
| 132 | normal: [128, 128, 255, 255], |
| 133 | specular: [0, 0, 0, 255], |
| 134 | depth: 25000 - frame as u16 * 1000, |
| 135 | }, |
| 136 | ) |
| 137 | } |
| 138 | |
| 139 | fn main() -> Result<(), Box<dyn std::error::Error>> { |
| 140 | let out = PathBuf::from( |
| 141 | std::env::args() |
| 142 | .nth(1) |
| 143 | .ok_or("usage: preview2d_smoke OUTPUT_DIR")?, |
| 144 | ); |
| 145 | fs::create_dir_all(&out)?; |
| 146 | // Optional second argument: an existing project with real production |
| 147 | // exports (its loose PNGs are left alone). |
| 148 | let project = match std::env::args().nth(2) { |
| 149 | Some(existing) => PathBuf::from(existing), |
| 150 | None => { |
| 151 | let project = out.join("project"); |
| 152 | let mut session = Session::new(); |
| 153 | session.install_new_project(&project)?; |
| 154 | session.save()?; |
| 155 | install_body_export(&project)?; |
| 156 | // Prove the preview reads the atlases: remove every loose PNG. |
| 157 | fs::remove_dir_all(project.join("renders/male-body-atlas/raw files"))?; |
| 158 | project |
| 159 | } |
| 160 | }; |
| 161 | let catalog = discover_completed_runs(&project); |
| 162 | fs::write( |
| 163 | out.join("catalog.json"), |
| 164 | serde_json::to_vec_pretty(&serde_json::json!({ |
| 165 | "count": catalog.len(), |
| 166 | "fps": catalog.iter().map(|e| e.fps).collect::<Vec<_>>(), |
| 167 | "sets": catalog.iter().map(|e| format!("{}:{}", e.sex, e.set)).collect::<Vec<_>>(), |
| 168 | }))?, |
| 169 | )?; |
| 170 | |
| 171 | let mut editor = EditorApp::new(Box::new(paperdoll_renderer::dialogs::SystemDialogs::new())); |
| 172 | editor.open_path(project.join("character.ppd")); |
| 173 | |
| 174 | eframe::run_native( |
| 175 | "Paperdoll Preview2d Smoke", |
| 176 | eframe::NativeOptions { |
| 177 | viewport: eframe::egui::ViewportBuilder::default() |
| 178 | .with_inner_size([1100.0, 720.0]) |
| 179 | .with_visible(true), |
| 180 | ..Default::default() |
| 181 | }, |
| 182 | Box::new(move |_cc| { |
| 183 | Ok(Box::new(Smoke { |
| 184 | editor, |
| 185 | out: out.clone(), |
| 186 | started: Instant::now(), |
| 187 | frames: 0, |
| 188 | done: false, |
| 189 | shot_requested: false, |
| 190 | shot_saved: false, |
| 191 | }) as Box<dyn App>) |
| 192 | }), |
| 193 | ) |
| 194 | .map_err(|e| e.to_string())?; |
| 195 | Ok(()) |
| 196 | } |
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