Items images export for wiki

.cargo/config

@@ -16,6 +16,7 @@ csv-export = "run --manifest-path common/Cargo.toml --features=bin_csv --bin csv
 csv-import = "run --manifest-path common/Cargo.toml --features=bin_csv --bin csv_import"
 dot-recipes = "run --manifest-path common/Cargo.toml --features=bin_graphviz --bin recipe_graphviz"
 dot-skills = "run --manifest-path common/Cargo.toml --features=bin_graphviz --bin skill_graphviz"
+img-export = "run --manifest-path voxygen/Cargo.toml --features=bin_img-export --bin img-export"
 # server-cli
 server = "run --bin veloren-server-cli"
 test-server = "run --bin veloren-server-cli --no-default-features --features simd"

.gitignore

@@ -52,6 +52,7 @@ wgpu-trace/
 
 # Export data
 *.csv
+img-export/**/*.png
 
 # Game data
 *.sqlite

CHANGELOG.md

@@ -38,6 +38,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - NPCs now move to their target's last known position.
 - Experience bar below the hotbar
 - Bridges.
+- Tool for exporting PNG images of all in-game models (`cargo img-export`)
 
 ### Changed
 
@@ -78,6 +79,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Camera jittering in third person has been significantly reduced
 - Many water shader issues have been fixed
 - Flee if attacked even if attacker is not close.
+- `/time` command will never rewind time, only advance it to not break rtsim
 
 ## [0.13.0] - 2022-07-23
 

Cargo.lock

@@ -7104,6 +7104,7 @@ dependencies = [
  "veloren-client",
  "veloren-client-i18n",
  "veloren-common",
+ "veloren-common-assets",
  "veloren-common-base",
  "veloren-common-ecs",
  "veloren-common-frontend",

voxygen/Cargo.toml

@@ -31,6 +31,7 @@ plugins = ["client/plugins"]
 egui-ui = ["voxygen-egui", "egui", "egui_wgpu_backend", "egui_winit_platform"]
 shaderc-from-source = ["shaderc/build-from-source"]
 discord = ["discord-sdk"]
+bin_img-export = ["common-assets"]
 
 # We don't ship egui with published release builds so a separate feature is required that excludes it.
 default-publish = ["singleplayer", "native-dialog", "plugins", "discord", "simd"]
@@ -41,12 +42,13 @@ default = ["default-no-egui", "egui-ui"]
 [dependencies]
 client = {package = "veloren-client", path = "../client"}
 common = {package = "veloren-common", path = "../common"}
+common-assets = {package = "veloren-common-assets", path = "../common/assets", optional = true} # img-export
 common-base = {package = "veloren-common-base", path = "../common/base"}
 common-ecs = {package = "veloren-common-ecs", path = "../common/ecs"}
 common-frontend = {package = "veloren-common-frontend", path = "../common/frontend"}
 common-net = {package = "veloren-common-net", path = "../common/net"}
-common-systems = {package = "veloren-common-systems", path = "../common/systems"}
 common-state = {package = "veloren-common-state", path = "../common/state"}
+common-systems = {package = "veloren-common-systems", path = "../common/systems"}
 
 anim = {package = "veloren-voxygen-anim", path = "anim"}
 i18n = {package = "veloren-client-i18n", path = "../client/i18n"}
@@ -160,3 +162,7 @@ rayon = "1.5.0"
 [[bench]]
 harness = false
 name = "meshing_benchmark"
+
+[[bin]]
+name = "img-export"
+required-features = ["bin_img-export"]

voxygen/src/bin/img-export.rs

@@ -0,0 +1,129 @@
+use clap::Parser;
+use common::figure::Segment;
+use common_assets::{AssetExt, DotVoxAsset};
+use std::{fs, path::Path};
+use vek::{Mat4, Quaternion, Vec2, Vec3, Vec4};
+use veloren_voxygen::{
+    hud::item_imgs::{ImageSpec, ItemImagesSpec},
+    ui::graphic::renderer::{draw_vox, SampleStrat, Transform},
+};
+
+#[derive(Parser)]
+struct Cli {
+    ///Optional width and height scaling
+    #[clap(default_value_t = 20)]
+    scale: u32,
+}
+
+pub fn main() {
+    let args = Cli::parse();
+    let manifest = ItemImagesSpec::load_expect("voxygen.item_image_manifest");
+    for (_, spec) in manifest.read().0.iter() {
+        match spec {
+            ImageSpec::Vox(specifier) => voxel_to_png(&specifier, Transform::default(), args.scale),
+            ImageSpec::VoxTrans(specifier, offset, [rot_x, rot_y, rot_z], zoom) => voxel_to_png(
+                &specifier,
+                Transform {
+                    ori: Quaternion::rotation_x(rot_x * std::f32::consts::PI / 180.0)
+                        .rotated_y(rot_y * std::f32::consts::PI / 180.0)
+                        .rotated_z(rot_z * std::f32::consts::PI / 180.0),
+                    offset: Vec3::from(*offset),
+                    /* FIXME: This is a dirty workaround to not cut off the edges of some objects
+                     * like ./img-export/weapon/component/axe/poleaxe/bronze.vox
+                     * more details here: https://gitlab.com/veloren/veloren/-/merge_requests/3494#note_1205030803 */
+                    zoom: *zoom * 0.8,
+                    orth: true,
+                    stretch: false,
+                },
+                args.scale,
+            ),
+            ImageSpec::Png(specifier) => {
+                println!("Skip png image {}", specifier);
+                continue;
+            },
+        }
+    }
+}
+
+fn voxel_to_png(specifier: &String, transform: Transform, scale: u32) {
+    let voxel = match DotVoxAsset::load(&format!("voxygen.{}", specifier)) {
+        Ok(dot_vox) => dot_vox,
+        Err(err) => {
+            println!("Coudn't load voxel: {}", err);
+            return;
+        },
+    };
+    let dot_vox_data = &voxel.read().0;
+    let model_size = dot_vox_data
+        .models
+        .get(0)
+        .expect("Error getting model from voxel")
+        .size;
+    let ori_mat = Mat4::from(transform.ori);
+    let aabb_size = Vec3::new(model_size.x, model_size.y, model_size.z);
+    //TODO: skip dims transformation if transform is default(), instead use
+    // model_size
+    let rotated_size = calc_rotated_size(&ori_mat, &aabb_size);
+    let projection_size = Vec2 {
+        x: ((rotated_size.y as u32) * scale) as u16,
+        y: ((rotated_size.z as u32) * scale) as u16,
+    };
+    let segment = Segment::from_vox(dot_vox_data, false);
+    let path = format!("img-export/{}.png", &specifier_to_path(specifier));
+    let folder_path = path.rsplit_once('/').expect("Invalid path").0;
+    let full_path = Path::new(&path);
+    if let Err(e) = fs::create_dir_all(Path::new(folder_path)) {
+        println!("{}", e);
+        return;
+    }
+
+    draw_vox(&segment, projection_size, transform, SampleStrat::None)
+        .save(full_path)
+        .unwrap_or_else(|_| panic!("Can't save file {}", full_path.to_str().expect("")));
+}
+
+fn calc_rotated_size(ori_mat: &Mat4<f32>, aabb_size: &Vec3<u32>) -> Vec3<f32> {
+    let aabb_min = Vec3 {
+        x: 0f32,
+        y: 0f32,
+        z: 0f32,
+    };
+    let aabb_max = Vec3 {
+        x: aabb_size.y as f32,
+        y: aabb_size.z as f32,
+        z: aabb_size.x as f32,
+    };
+    let aabb_vertices: [Vec3<f32>; 8] = [
+        Vec3::new(aabb_min.x, aabb_min.y, aabb_min.z),
+        Vec3::new(aabb_max.x, aabb_min.y, aabb_min.z),
+        Vec3::new(aabb_max.x, aabb_max.y, aabb_min.z),
+        Vec3::new(aabb_min.x, aabb_max.y, aabb_min.z),
+        Vec3::new(aabb_min.x, aabb_min.y, aabb_max.z),
+        Vec3::new(aabb_max.x, aabb_min.y, aabb_max.z),
+        Vec3::new(aabb_max.x, aabb_max.y, aabb_max.z),
+        Vec3::new(aabb_min.x, aabb_max.y, aabb_max.z),
+    ];
+    let rotated_vertices = aabb_vertices.map(|c| (Vec4::<f32>::from(c) * *ori_mat).xyz());
+    let max_xyz = rotated_vertices
+        .iter()
+        .copied()
+        .reduce(|acc, corner| Vec3::<f32>::partial_max(acc, corner))
+        .expect("Failed find maximum");
+    let min_xyz = rotated_vertices
+        .iter()
+        .copied()
+        .reduce(|acc, vertex| Vec3::<f32>::partial_min(acc, vertex))
+        .expect("Failed find minimum");
+    Vec3 {
+        x: max_xyz.x - min_xyz.x,
+        y: max_xyz.y - min_xyz.y,
+        z: max_xyz.z - min_xyz.z,
+    }
+}
+
+fn specifier_to_path(specifier: &String) -> String {
+    specifier
+        .strip_prefix("voxel.")
+        .unwrap_or_else(|| panic!("There was no prefix in {}", specifier))
+        .replace('.', "/")
+}

voxygen/src/hud/item_imgs.rs

@@ -18,7 +18,7 @@ pub fn animate_by_pulse(ids: &[Id], pulse: f32) -> Id {
 }
 
 #[derive(Serialize, Deserialize)]
-enum ImageSpec {
+pub enum ImageSpec {
     Png(String),
     Vox(String),
     // (specifier, offset, (axis, 2 * angle / pi), zoom)
@@ -54,7 +54,7 @@ impl ImageSpec {
 }
 
 #[derive(Serialize, Deserialize)]
-struct ItemImagesSpec(HashMap<ItemKey, ImageSpec>);
+pub struct ItemImagesSpec(pub HashMap<ItemKey, ImageSpec>);
 impl assets::Asset for ItemImagesSpec {
     type Loader = assets::RonLoader;
 

voxygen/src/ui/graphic/mod.rs

@@ -1,5 +1,6 @@
 mod pixel_art;
-mod renderer;
+pub mod renderer;
+
 pub use renderer::{SampleStrat, Transform};
 
 use crate::{

voxygen/src/ui/mod.rs

@@ -1,6 +1,6 @@
 mod cache;
 mod event;
-mod graphic;
+pub mod graphic;
 mod scale;
 mod widgets;
 #[macro_use]