Imported Upstream version 0.26.0

components/nifogre/skeleton.hpp

@@ -0,0 +1,62 @@
+#ifndef COMPONENTS_NIFOGRE_SKELETON_HPP
+#define COMPONENTS_NIFOGRE_SKELETON_HPP
+
+#include <iostream>
+#include <string>
+#include <cassert>
+
+#include <OgreResource.h>
+
+#include "ogrenifloader.hpp"
+
+namespace Nif
+{
+    class NiTextKeyExtraData;
+    class Node;
+    class NiKeyframeController;
+}
+
+namespace NifOgre
+{
+
+/** Manual resource loader for NIF skeletons. This is the main class
+    responsible for translating the internal NIF skeleton structure into
+    something Ogre can use (includes animations and node TextKeyData).
+ */
+class NIFSkeletonLoader : public Ogre::ManualResourceLoader
+{
+    static void warn(const std::string &msg)
+    {
+        std::cerr << "NIFSkeletonLoader: Warn: " << msg << std::endl;
+    }
+
+    static void fail(const std::string &msg)
+    {
+        std::cerr << "NIFSkeletonLoader: Fail: "<< msg << std::endl;
+        abort();
+    }
+
+    void buildBones(Ogre::Skeleton *skel, const Nif::Node *node, Ogre::Bone *parent=NULL);
+
+    static bool needSkeleton(const Nif::Node *node);
+
+    // Lookup to retrieve an Ogre bone handle for a given Nif record index
+    std::map<int,int> mNifToOgreHandleMap;
+
+    typedef std::map<std::string,NIFSkeletonLoader> LoaderMap;
+    static LoaderMap sLoaders;
+
+public:
+    void loadResource(Ogre::Resource *resource);
+
+    static Ogre::SkeletonPtr createSkeleton(const std::string &name, const std::string &group, const Nif::Node *node);
+
+    // Looks up an Ogre Bone handle ID from a NIF's record index. Should only
+    // be used when the bone name is insufficient as this is a relatively slow
+    // lookup
+    static int lookupOgreBoneHandle(const std::string &nifname, int idx);
+};
+
+}
+
+#endif