sk

packages/website/src/hooks/useSkin.ts

@@ -27,7 +27,7 @@ async function loadSkin(path: string) {
 }
 
 function skinPath(id: number, skin: number) {
-  return alias("api", `/tanks/${id}/skins/${skin}.glb`);
+  return alias("models_legendary", `/${id}/skins/${skin}.glb`);
 }
 
 export function useSkin(id: number) {

packages/website/src/pages/[...chunk_api]/tanks/[id]/skins/[skin].glb.ts

@@ -16,11 +16,11 @@ import { ALL_EXTENSIONS } from "@gltf-transform/extensions";
 import { dedup, mergeDocuments, unpartition } from "@gltf-transform/functions";
 import type { APIContext } from "astro";
 import type { Vector3Tuple, Vector4Tuple } from "three";
-import { SKIN_NUMBER } from "../../../../../constants/skinNumber";
+import { SKIN_NUMBER } from "../../../../constants/skinNumber";
-import { api } from "../../../../../core/blitzkit/api";
+import { api } from "../../../../core/blitzkit/api";
-import { mixStaticPaths } from "../../../../../core/blitzkit/mixStaticPaths";
+import { mixStaticPaths } from "../../../../core/blitzkit/mixStaticPaths";
-import { vfs } from "../../../../../core/blitzkit/vfs";
+import { vfs } from "../../../../core/blitzkit/vfs";
-import { getStaticPaths as _getStaticPaths } from "../../../_index";
+import { getStaticPaths as _getStaticPaths } from "../../../[...chunk_api]/_index";
 import { extractMaterials, extractModel } from "../model.glb";
 
 const SKIN_NUMBER_SLOTS = 5;

packages/website/src/pages/[...chunk_models_legendary]/[id]/_index.ts

@@ -0,0 +1,12 @@
+import { api } from "../../../core/blitzkit/api";
+import { mixStaticPaths } from "../../../core/blitzkit/mixStaticPaths";
+import { getStaticPaths as _getStaticPaths } from "../_index";
+
+export const getStaticPaths = mixStaticPaths(_getStaticPaths, async () => {
+  const tanks = await api.tankDefinitions();
+
+  return Object.values(tanks.tanks).map((tank) => ({
+    params: { id: tank.id },
+    props: { id: tank.id },
+  }));
+});

packages/website/src/pages/[...chunk_models_legendary]/[id]/skins/[skin].glb.ts

@@ -0,0 +1,237 @@
+import {
+  parseHierarchies,
+  Sc2ReadStream,
+  type CamouflagesXml,
+  type CamouflagesYaml,
+  type TankParameters,
+} from "@blitzkit/core";
+import {
+  Document,
+  Node,
+  NodeIO,
+  PropertyType,
+  Scene,
+} from "@gltf-transform/core";
+import { ALL_EXTENSIONS } from "@gltf-transform/extensions";
+import { dedup, mergeDocuments, unpartition } from "@gltf-transform/functions";
+import type { APIContext } from "astro";
+import type { Vector3Tuple, Vector4Tuple } from "three";
+import { SKIN_NUMBER } from "../../../../constants/skinNumber";
+import { api } from "../../../../core/blitzkit/api";
+import { mixStaticPaths } from "../../../../core/blitzkit/mixStaticPaths";
+import { vfs } from "../../../../core/blitzkit/vfs";
+import {
+  extractMaterials,
+  extractModel,
+} from "../../../[...chunk_models_tanks]/[id]/model.glb";
+import { getStaticPaths as _getStaticPaths } from "../_index";
+
+const SKIN_NUMBER_SLOTS = 5;
+const DIGIT_COLUMNS = 5;
+const DIGIT_ROWS = 2;
+
+export const getStaticPaths = mixStaticPaths(_getStaticPaths, async () => {
+  const camouflages = await api.camouflageDefinitions();
+
+  return Object.values(camouflages.camouflages)
+    .filter((camouflage) => camouflage.tank_id)
+    .map((camouflage) => ({
+      params: { id: camouflage.tank_id!, skin: camouflage.id },
+      props: { skin: camouflage.id },
+    }));
+});
+
+const camouflagesXml = await vfs.xml<{ root: CamouflagesXml }>(
+  "Data/XML/item_defs/vehicles/common/camouflages.xml",
+);
+const camouflagesYaml = await vfs.yaml<CamouflagesYaml>(
+  "Data/camouflages.yaml",
+);
+const customization = await vfs.yaml<
+  Record<string, { Name: string; Path: string }>
+>("Data/3d/Customization.yaml");
+
+export async function GET({ props }: APIContext<{ skin: number }>) {
+  const nodeIO = new NodeIO().registerExtensions(ALL_EXTENSIONS);
+
+  const items = new Map(
+    Object.values(customization).map(({ Name, Path }) => [
+      Name,
+      Path.replace("~res:/3d/", "").replace(/\.sc2$/, ""),
+    ]),
+  );
+  const key = Object.keys(camouflagesXml.root.camouflages).find(
+    (key) => camouflagesXml.root.camouflages[key].id === props.skin,
+  )!;
+  const include = camouflagesXml.root.camouflages[key].vehicleFilter.include;
+  const [nation, tankKey] = (
+    include as { vehicle: { name: string } }
+  ).vehicle.name.split(":");
+  const { preset, customEntities } = camouflagesYaml[key];
+  const skinNumber = Number(preset?.match(/(\d+)$/)?.[1] ?? 1);
+  const parameters = await vfs.yaml<TankParameters>(
+    `Data/3d/Tanks/Parameters/${nation}/${tankKey}.yaml`,
+  );
+  const basePath = parameters.resourcesPath.blitzModelPath.replace(
+    /\.sc2$/,
+    "",
+  );
+  const sc2 = new Sc2ReadStream(
+    (await vfs.file(`Data/3d/${basePath}.sc2`)).buffer as ArrayBuffer,
+  ).sc2();
+  const slots: Record<
+    string,
+    {
+      target: string;
+      position: Vector3Tuple;
+      rotation: Vector4Tuple;
+      scale: Vector3Tuple;
+    }
+  > = {};
+  const states: Record<string, string | null> = {};
+
+  parseHierarchies(sc2["#hierarchy"], null, (hierarchy, components) => {
+    for (const component of components) {
+      if (component["comp.typename"] === "NewSlotComponent") {
+        for (const slot of Object.values(component.slots)) {
+          slots[slot.name] = {
+            target: hierarchy.name,
+            position: slot.transform.position,
+            rotation: slot.transform.rotation,
+            scale: slot.transform.scale,
+          };
+        }
+      }
+
+      if (component["comp.typename"] === "SlotComponent") {
+        slots[component["sc.slotName"]] = {
+          target: hierarchy.name,
+          position: component["sc.attachmentTranslation"] as Vector3Tuple,
+          rotation: component["sc.attachmentRotation"] as Vector4Tuple,
+          scale: component["sc.attachmentScale"] as Vector3Tuple,
+        };
+      }
+
+      if (component["comp.typename"] !== "StateSwitcherComponent") continue;
+
+      const active = component[`ssc.state${component["ssc.activeState"]}`];
+      // camos without their own variant keep the default piece, but groups
+      // of elements to hide stay hidden
+      let state: string | null =
+        active && !/skin\d*/.test(active) && !active.includes("hide")
+          ? active
+          : null;
+
+      for (let index = 0; index < component["ssc.statesCount"]; index++) {
+        const name = component[`ssc.state${index}`];
+        const match = name.match(/skin(\d*)/);
+
+        if (
+          match &&
+          !name.includes("hide") &&
+          Number(match[1] || 1) === skinNumber
+        ) {
+          state = name;
+        }
+      }
+
+      states[hierarchy.name] = state;
+    }
+
+    return null;
+  });
+
+  const document = new Document();
+  const scene = document.createScene().setExtras({ states });
+  const targets = new Map<string, Node>();
+
+  document.createBuffer();
+
+  if (preset) await extractMaterials(document, sc2, basePath, preset);
+
+  for (const name in customEntities) {
+    const slot = slots[name];
+    const path = items.get(customEntities[name].item);
+
+    if (
+      !slot ||
+      !path ||
+      !(await vfs.resolve(`Data/3d/${path}.sc2`)) ||
+      !(await vfs.resolve(`Data/3d/${path}.scg`))
+    ) {
+      continue;
+    }
+
+    const part = await extractModel(vfs, path, true);
+    const map = mergeDocuments(document, part);
+    const partScene = map.get(part.getRoot().listScenes()[0]) as Scene;
+    const node = document
+      .createNode(name)
+      .setTranslation(slot.position)
+      .setRotation(slot.rotation)
+      .setScale(slot.scale);
+    let target = targets.get(slot.target);
+
+    if (!target) {
+      target = document.createNode(slot.target);
+      targets.set(slot.target, target);
+      scene.addChild(target);
+    }
+
+    for (const child of partScene.listChildren()) {
+      node.addChild(child as Node);
+    }
+
+    partScene.dispose();
+    target.addChild(node);
+  }
+
+  applySkinNumber(document, SKIN_NUMBER);
+
+  await document.transform(
+    dedup({ propertyTypes: [PropertyType.ACCESSOR, PropertyType.TEXTURE] }),
+    unpartition(),
+  );
+
+  return new Response(await nodeIO.writeBinary(document));
+}
+
+function applySkinNumber(document: Document, number: string) {
+  const start = Math.ceil((SKIN_NUMBER_SLOTS - number.length) / 2) + 1;
+
+  for (const node of document.getRoot().listNodes()) {
+    const match = node.getName().match(/_number_\d+_(\d+)$/);
+
+    if (!match) continue;
+
+    const digit = number[Number(match[1]) - start];
+
+    if (digit === undefined) {
+      node.dispose();
+      continue;
+    }
+
+    const cell = (Number(digit) + 9) % 10;
+    const column = cell % DIGIT_COLUMNS;
+    const row = Math.floor(cell / DIGIT_COLUMNS);
+
+    node.traverse((child) => {
+      for (const primitive of child.getMesh()?.listPrimitives() ?? []) {
+        const uvs = primitive.getAttribute("TEXCOORD_0")?.clone();
+
+        if (!uvs) continue;
+
+        for (let index = 0; index < uvs.getCount(); index++) {
+          const [u, v] = uvs.getElement(index, [0, 0]) as [number, number];
+
+          uvs.setElement(index, [
+            (column + u) / DIGIT_COLUMNS,
+            (row + v) / DIGIT_ROWS,
+          ]);
+        }
+
+        primitive.setAttribute("TEXCOORD_0", uvs);
+      }
+    });
+  }
+}