Release Healer Man 0.1.34

src/game/partyNavigationAssetCache.ts

@@ -1,5 +1,6 @@
 import { BufferGeometry, Float32BufferAttribute, type Group, type Mesh } from "three";
-import type { DungeonNavigationLink } from "./dungeonTypes";
+import type { DungeonNavigationLink, DungeonTraversalRamp } from "./dungeonTypes";
+import { bridgeDungeonStairNavigation, smoothDungeonStairGeometry } from "./dungeonTraversalRamps";
 import {
   buildPartyNavigationGraph,
   type PartyNavigationGraph,
@@ -9,14 +10,18 @@ import { MAX_SYNCHRONOUS_PARTY_NAVIGATION_TRIANGLES } from "./partyNavigationPol
 const MAX_CACHED_NAVIGATION_GRAPHS = 8;
 const graphCache = new Map<string, PartyNavigationGraph>();
 
-function graphCacheKey(url: string, offMeshLinks: readonly DungeonNavigationLink[]): string {
+function graphCacheKey(
+  url: string,
+  offMeshLinks: readonly DungeonNavigationLink[],
+  ramps: readonly DungeonTraversalRamp[],
+): string {
   const links = offMeshLinks.map((link) => [
     link.id,
     link.start,
     link.end,
     link.bidirectional,
   ]);
-  return `${url}:${JSON.stringify(links)}`;
+  return `${url}:${JSON.stringify([links, ramps])}`;
 }
 
 function navigationGeometry(scene: Group): BufferGeometry {
@@ -54,8 +59,9 @@ export function preparePartyNavigationGraph(
   url: string,
   scene: Group,
   offMeshLinks: readonly DungeonNavigationLink[],
+  ramps: readonly DungeonTraversalRamp[] = [],
 ): PartyNavigationGraph {
-  const cacheKey = graphCacheKey(url, offMeshLinks);
+  const cacheKey = graphCacheKey(url, offMeshLinks, ramps);
   const cached = graphCache.get(cacheKey);
   if (cached) {
     graphCache.delete(cacheKey);
@@ -66,9 +72,15 @@ export function preparePartyNavigationGraph(
   const geometry = navigationGeometry(scene);
   let graph: PartyNavigationGraph;
   try {
+    if (ramps.length) {
+      // Recast normally lifts its walkable surface slightly above collision.
+      smoothDungeonStairGeometry(geometry, ramps, 0.05);
+      bridgeDungeonStairNavigation(geometry, ramps, 0.05);
+    }
+    const bridgedLinks = new Set(ramps.map((ramp) => ramp.navigationBridge.linkId));
     graph = buildPartyNavigationGraph(geometry, {
       maxSourceTriangles: MAX_SYNCHRONOUS_PARTY_NAVIGATION_TRIANGLES,
-      offMeshLinks,
+      offMeshLinks: offMeshLinks.filter((link) => !bridgedLinks.has(link.id)),
     });
   } finally {
     geometry.dispose();