Speed up finding of attachment node by using the cached nodeMap

apps/openmw/mwrender/creatureanimation.cpp

@@ -1,5 +1,9 @@
 #include "creatureanimation.hpp"
 
+#include <iostream>
+
+#include <osg/MatrixTransform>
+
 #include <components/esm/loadcrea.hpp>
 
 #include <components/resource/resourcesystem.hpp>
@@ -9,6 +13,8 @@
 #include <components/sceneutil/positionattitudetransform.hpp>
 #include <components/sceneutil/skeleton.hpp>
 
+#include <components/misc/stringops.hpp>
+
 #include "../mwbase/world.hpp"
 
 #include "../mwworld/class.hpp"
@@ -107,8 +113,15 @@ void CreatureWeaponAnimation::updatePart(PartHolderPtr& scene, int slot)
     else
         bonename = "Shield Bone";
 
+    try
+    {
         osg::ref_ptr<osg::Node> node = mResourceSystem->getSceneManager()->getInstance(item.getClass().getModel(item));
-    osg::ref_ptr<osg::Node> attached = SceneUtil::attach(node, mObjectRoot, bonename, bonename);
+
+        const NodeMap& nodeMap = getNodeMap();
+        NodeMap::const_iterator found = getNodeMap().find(Misc::StringUtils::lowerCase(bonename));
+        if (found == nodeMap.end())
+            throw std::runtime_error("Can't find attachment node " + bonename);
+        osg::ref_ptr<osg::Node> attached = SceneUtil::attach(node, mObjectRoot, bonename, found->second.get());
         mResourceSystem->getSceneManager()->notifyAttached(attached);
 
         scene.reset(new PartHolder(attached));
@@ -140,6 +153,11 @@ void CreatureWeaponAnimation::updatePart(PartHolderPtr& scene, int slot)
 
         SceneUtil::AssignControllerSourcesVisitor assignVisitor(source);
         attached->accept(assignVisitor);
+    }
+    catch (std::exception& e)
+    {
+        std::cerr << "Error adding creature part: " << e.what() << std::endl;
+    }
 }
 
 void CreatureWeaponAnimation::attachArrow()

apps/openmw/mwrender/npcanimation.cpp

@@ -667,10 +667,18 @@ void NpcAnimation::updateParts()
         attachArrow();
 }
 
+
+
 PartHolderPtr NpcAnimation::insertBoundedPart(const std::string& model, const std::string& bonename, const std::string& bonefilter, bool enchantedGlow, osg::Vec4f* glowColor)
 {
     osg::ref_ptr<osg::Node> instance = mResourceSystem->getSceneManager()->getInstance(model);
-    osg::ref_ptr<osg::Node> attached = SceneUtil::attach(instance, mObjectRoot, bonefilter, bonename);
+
+    const NodeMap& nodeMap = getNodeMap();
+    NodeMap::const_iterator found = nodeMap.find(Misc::StringUtils::lowerCase(bonename));
+    if (found == nodeMap.end())
+        throw std::runtime_error("Can't find attachment node " + bonename);
+
+    osg::ref_ptr<osg::Node> attached = SceneUtil::attach(instance, mObjectRoot, bonefilter, found->second);
     mResourceSystem->getSceneManager()->notifyAttached(attached);
     if (enchantedGlow)
         addGlow(attached, *glowColor);

components/sceneutil/attach.cpp

@@ -63,7 +63,7 @@ namespace SceneUtil
         std::string mFilter2;
     };
 
-    osg::ref_ptr<osg::Node> attach(osg::ref_ptr<osg::Node> toAttach, osg::Node *master, const std::string &filter, const std::string &attachNode)
+    osg::ref_ptr<osg::Node> attach(osg::ref_ptr<osg::Node> toAttach, osg::Node *master, const std::string &filter, osg::Group* attachNode)
     {
         if (dynamic_cast<SceneUtil::Skeleton*>(toAttach.get()))
         {
@@ -88,11 +88,6 @@ namespace SceneUtil
         }
         else
         {
-            FindByNameVisitor find(attachNode);
-            master->accept(find);
-            if (!find.mFoundNode)
-                throw std::runtime_error(std::string("Can't find attachment node ") + attachNode);
-
             FindByNameVisitor findBoneOffset("BoneOffset");
             toAttach->accept(findBoneOffset);
 
@@ -110,7 +105,7 @@ namespace SceneUtil
                 trans->setAttitude(osg::Quat(osg::DegreesToRadians(-90.f), osg::Vec3f(1,0,0)));
             }
 
-            if (attachNode.find("Left") != std::string::npos)
+            if (attachNode->getName().find("Left") != std::string::npos)
             {
                 if (!trans)
                     trans = new osg::PositionAttitudeTransform;
@@ -132,13 +127,13 @@ namespace SceneUtil
 
             if (trans)
             {
-                find.mFoundNode->addChild(trans);
+                attachNode->addChild(trans);
                 trans->addChild(toAttach);
                 return trans;
             }
             else
             {
-                find.mFoundNode->addChild(toAttach);
+                attachNode->addChild(toAttach);
                 return toAttach;
             }
         }

components/sceneutil/attach.hpp

@@ -8,6 +8,7 @@
 namespace osg
 {
     class Node;
+    class Group;
 }
 
 namespace SceneUtil
@@ -18,7 +19,7 @@ namespace SceneUtil
     /// Otherwise, just attach all of the toAttach scenegraph to the attachment node on the master scenegraph, with no filtering.
     /// @note The master scene graph is expected to include a skeleton.
     /// @return A newly created node that is directly attached to the master scene graph
-    osg::ref_ptr<osg::Node> attach(osg::ref_ptr<osg::Node> toAttach, osg::Node* master, const std::string& filter, const std::string& attachNode);
+    osg::ref_ptr<osg::Node> attach(osg::ref_ptr<osg::Node> toAttach, osg::Node* master, const std::string& filter, osg::Group* attachNode);
 
 }