Add equipment geosets for humanoid NPCs

Load equipment display IDs from CreatureDisplayInfoExtra.dbc and look up
geoset groups from ItemDisplayInfo.dbc. Apply appropriate geosets for
chest, pants, boots, gloves, tabard, and cape. Hide hair when NPC wears
a helmet.

include/core/application.hpp

@@ -139,6 +139,9 @@ private:
         uint8_t hairColorId = 0;
         uint8_t facialHairId = 0;
         std::string bakeName;  // Pre-baked texture path if available
+        // Equipment display IDs (from columns 8-18)
+        // 0=helm, 1=shoulder, 2=shirt, 3=chest, 4=belt, 5=legs, 6=feet, 7=wrist, 8=hands, 9=tabard, 10=cape
+        uint32_t equipDisplayId[11] = {0};
     };
     std::unordered_map<uint32_t, CreatureDisplayData> displayDataMap_;  // displayId → display data
     std::unordered_map<uint32_t, HumanoidDisplayExtra> humanoidExtraMap_;  // extraDisplayId → humanoid data

src/core/application.cpp

@@ -1655,6 +1655,10 @@ void Application::buildCreatureDisplayLookups() {
             extra.hairStyleId = static_cast<uint8_t>(cdie->getUInt32(i, 5));
             extra.hairColorId = static_cast<uint8_t>(cdie->getUInt32(i, 6));
             extra.facialHairId = static_cast<uint8_t>(cdie->getUInt32(i, 7));
+            // Equipment display IDs (columns 8-18)
+            for (int eq = 0; eq < 11; eq++) {
+                extra.equipDisplayId[eq] = cdie->getUInt32(i, 8 + eq);
+            }
             extra.bakeName = cdie->getString(i, 20);
             if (!extra.bakeName.empty()) withBakeName++;
             humanoidExtraMap_[cdie->getUInt32(i, 0)] = extra;
@@ -1891,18 +1895,103 @@ void Application::spawnOnlineCreature(uint64_t guid, uint32_t displayId, float x
             // Facial hair geoset: 200 + facialHairId + 1 (201 = none/style 0, 202 = style 1, etc.)
             activeGeosets.insert(static_cast<uint16_t>(201 + extra.facialHairId));
 
-            // Equipment groups: bare (no armor)
+            // Default equipment geosets (bare/no armor)
-            activeGeosets.insert(301);   // Gloves: bare hands
+            uint16_t geosetGloves = 301;   // Bare hands
-            activeGeosets.insert(401);   // Boots: bare feet
+            uint16_t geosetBoots = 401;    // Bare feet
-            activeGeosets.insert(501);   // Chest: bare
+            uint16_t geosetChest = 501;    // Bare chest
-            activeGeosets.insert(701);   // Ears: default
+            uint16_t geosetPants = 1301;   // Bare legs
-            activeGeosets.insert(1301);  // Trousers: bare legs
+            uint16_t geosetCape = 1501;    // No cape
-            activeGeosets.insert(1501);  // Back body (cloak=none)
+            uint16_t geosetTabard = 1201;  // No tabard
-            // Note: Do NOT add 1703 (DK eye glow) for normal NPCs
+            bool hideHair = false;
+
+            // Load equipment geosets from ItemDisplayInfo.dbc
+            auto itemDisplayDbc = assetManager->loadDBC("ItemDisplayInfo.dbc");
+            if (itemDisplayDbc) {
+                // Equipment slots: 0=helm, 1=shoulder, 2=shirt, 3=chest, 4=belt, 5=legs, 6=feet, 7=wrist, 8=hands, 9=tabard, 10=cape
+                // ItemDisplayInfo geoset columns: 5=GeosetGroup[0], 6=GeosetGroup[1], 7=GeosetGroup[2]
+
+                // Helm (slot 0) - may hide hair
+                if (extra.equipDisplayId[0] != 0) {
+                    int32_t idx = itemDisplayDbc->findRecordById(extra.equipDisplayId[0]);
+                    if (idx >= 0) {
+                        // Check helmet vis flags (col 12-13) or just hide hair if helm exists
+                        hideHair = true;
+                    }
+                }
+
+                // Chest (slot 3) - geoset group 5xx/8xx
+                if (extra.equipDisplayId[3] != 0) {
+                    int32_t idx = itemDisplayDbc->findRecordById(extra.equipDisplayId[3]);
+                    if (idx >= 0) {
+                        uint32_t geoGroup = itemDisplayDbc->getUInt32(static_cast<uint32_t>(idx), 5);
+                        if (geoGroup > 0) geosetChest = static_cast<uint16_t>(500 + geoGroup);
+                    }
+                }
+
+                // Legs (slot 5) - geoset group 13xx
+                if (extra.equipDisplayId[5] != 0) {
+                    int32_t idx = itemDisplayDbc->findRecordById(extra.equipDisplayId[5]);
+                    if (idx >= 0) {
+                        uint32_t geoGroup = itemDisplayDbc->getUInt32(static_cast<uint32_t>(idx), 5);
+                        if (geoGroup > 0) geosetPants = static_cast<uint16_t>(1300 + geoGroup);
+                    }
+                }
+
+                // Feet (slot 6) - geoset group 4xx
+                if (extra.equipDisplayId[6] != 0) {
+                    int32_t idx = itemDisplayDbc->findRecordById(extra.equipDisplayId[6]);
+                    if (idx >= 0) {
+                        uint32_t geoGroup = itemDisplayDbc->getUInt32(static_cast<uint32_t>(idx), 5);
+                        if (geoGroup > 0) geosetBoots = static_cast<uint16_t>(400 + geoGroup);
+                    }
+                }
+
+                // Hands (slot 8) - geoset group 3xx
+                if (extra.equipDisplayId[8] != 0) {
+                    int32_t idx = itemDisplayDbc->findRecordById(extra.equipDisplayId[8]);
+                    if (idx >= 0) {
+                        uint32_t geoGroup = itemDisplayDbc->getUInt32(static_cast<uint32_t>(idx), 5);
+                        if (geoGroup > 0) geosetGloves = static_cast<uint16_t>(300 + geoGroup);
+                    }
+                }
+
+                // Tabard (slot 9) - geoset group 12xx
+                if (extra.equipDisplayId[9] != 0) {
+                    int32_t idx = itemDisplayDbc->findRecordById(extra.equipDisplayId[9]);
+                    if (idx >= 0) {
+                        geosetTabard = 1202;  // Show tabard mesh
+                    }
+                }
+
+                // Cape (slot 10) - geoset group 15xx
+                if (extra.equipDisplayId[10] != 0) {
+                    int32_t idx = itemDisplayDbc->findRecordById(extra.equipDisplayId[10]);
+                    if (idx >= 0) {
+                        uint32_t geoGroup = itemDisplayDbc->getUInt32(static_cast<uint32_t>(idx), 5);
+                        if (geoGroup > 0) geosetCape = static_cast<uint16_t>(1500 + geoGroup);
+                    }
+                }
+            }
+
+            // Apply equipment geosets
+            activeGeosets.insert(geosetGloves);
+            activeGeosets.insert(geosetBoots);
+            activeGeosets.insert(geosetChest);
+            activeGeosets.insert(geosetPants);
+            activeGeosets.insert(geosetCape);
+            activeGeosets.insert(geosetTabard);
+            activeGeosets.insert(701);  // Ears: default
+
+            // Hide hair if wearing helm
+            if (hideHair) {
+                activeGeosets.erase(static_cast<uint16_t>(101 + extra.hairStyleId));
+            }
 
             charRenderer->setActiveGeosets(instanceId, activeGeosets);
-            LOG_DEBUG("Set humanoid geosets: hair=", 101 + extra.hairStyleId,
+            LOG_DEBUG("Set humanoid geosets: hair=", hideHair ? 0 : (101 + extra.hairStyleId),
-                      " facial=", 201 + extra.facialHairId);
+                      " facial=", 201 + extra.facialHairId,
+                      " chest=", geosetChest, " pants=", geosetPants,
+                      " boots=", geosetBoots, " gloves=", geosetGloves);
         }
     }