C++ MeshPtr::_notifySkeleton方法代码示例

void ResourceLoader::loadMeshWork(const String& name, Mesh::MeshdataPtr mesh, const String& skeletonName, LoadedCallback cb) {
    Ogre::MeshManager& mm = Ogre::MeshManager::getSingleton();
    Ogre::MeshPtr mo = mm.getByName(name);
    if (mo.isNull()) {
        /// FIXME: set bounds, bounding radius here
        Ogre::ManualResourceLoader *reload;
        mo = mm.createManual(name,Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME,(reload=
#ifdef _WIN32
#ifdef NDEBUG
                OGRE_NEW
#else
                new
#endif
#else
                OGRE_NEW
#endif
                ManualMeshLoader(mesh, name)));
        reload->prepareResource(&*mo);
        reload->loadResource(&*mo);

        if (!skeletonName.empty()) {
            Ogre::SkeletonManager& skel_mgr = Ogre::SkeletonManager::getSingleton();
            Ogre::SkeletonPtr skel = skel_mgr.getByName(skeletonName);
            if (!skel.isNull())
                mo->_notifySkeleton(skel);
        }
    }
    cb();
}

bool MilkshapePlugin::locateSkeleton(Ogre::MeshPtr& mesh)
{
    //
    // choose filename
    //
    OPENFILENAME ofn;
    memset (&ofn, 0, sizeof (OPENFILENAME));

    char szFile[MS_MAX_PATH];
    char szFileTitle[MS_MAX_PATH];
    char szDefExt[32] = "skeleton";
    char szFilter[128] = "OGRE .skeleton Files (*.skeleton)\0*.skeleton\0All Files (*.*)\0*.*\0\0";
    szFile[0] = '\0';
    szFileTitle[0] = '\0';

    ofn.lStructSize = sizeof (OPENFILENAME);
    ofn.lpstrDefExt = szDefExt;
    ofn.lpstrFilter = szFilter;
    ofn.lpstrFile = szFile;
    ofn.nMaxFile = MS_MAX_PATH;
    ofn.lpstrFileTitle = szFileTitle;
    ofn.nMaxFileTitle = MS_MAX_PATH;
    ofn.Flags = OFN_HIDEREADONLY | OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
    ofn.lpstrTitle = "Locate OGRE Skeleton (since you're not exporting it)";

    if (!::GetOpenFileName (&ofn))
        return false;

    // Strip off the path
    Ogre::String skelName = szFile;
    size_t lastSlash = skelName.find_last_of("\\");
    skelName = skelName.substr(lastSlash+1);

    Ogre::String msg = "Linking mesh to skeleton file '" + skelName + "'";
    Ogre::LogManager::getSingleton().logMessage(msg);

    // Create a dummy skeleton for Mesh to link to (saves it trying to load it)
    Ogre::SkeletonPtr pSkel = Ogre::SkeletonManager::getSingleton().create(skelName, 
        Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
    Ogre::LogManager::getSingleton().logMessage("Dummy Skeleton object created for link.");

    mesh->_notifySkeleton(pSkel);

    return true;

}

//.........这里部分代码省略.........
    int numBones = msModel_GetBoneCount(pModel);
	msg = "Number of bones: " + Ogre::StringConverter::toString(numBones);
    logMgr.logMessage(msg);

    int i;
    // Create all the bones in turn
    for (i = 0; i < numBones; ++i)
    {
        msBone* bone = msModel_GetBoneAt(pModel, i);
        Ogre::Bone* ogrebone = ogreskel->createBone(bone->szName);

        msVec3 msBonePos, msBoneRot;
        msBone_GetPosition(bone, msBonePos);
        msBone_GetRotation(bone, msBoneRot);

        Ogre::Vector3 bonePos(msBonePos[0], msBonePos[1], msBonePos[2]);
        ogrebone->setPosition(bonePos);
        // Hmm, Milkshape has chosen a Euler angle representation of orientation which is not smart
        // Rotation Matrix or Quaternion would have been the smarter choice
        // Might we have Gimbal lock here? What order are these 3 angles supposed to be applied?
        // Grr, we'll try our best anyway...
        Ogre::Quaternion qx, qy, qz, qfinal;
        qx.FromAngleAxis(Ogre::Radian(msBoneRot[0]), Ogre::Vector3::UNIT_X);
        qy.FromAngleAxis(Ogre::Radian(msBoneRot[1]), Ogre::Vector3::UNIT_Y);
        qz.FromAngleAxis(Ogre::Radian(msBoneRot[2]), Ogre::Vector3::UNIT_Z);

        // Assume rotate by x then y then z
        qfinal = qz * qy * qx;
        ogrebone->setOrientation(qfinal);

		Ogre::LogManager::getSingleton().stream()
			<< "Bone #" << i << ": " <<
            "Name='" << bone->szName << "' " <<
            "Position: " << bonePos << " " <<
            "Ms3d Rotation: {" << msBoneRot[0] << ", " << msBoneRot[1] << ", " << msBoneRot[2] << "} " <<
            "Orientation: " << qfinal;


    }
    // Now we've created all the bones, link them up
    logMgr.logMessage("Establishing bone hierarchy..");
    for (i = 0; i < numBones; ++i)
    {
        msBone* bone = msModel_GetBoneAt(pModel, i);

        if (strlen(bone->szParentName) == 0)
        {
            // Root bone
            msg = "Root bone detected: Name='" + Ogre::String(bone->szName) + "' Index=" 
				+ Ogre::StringConverter::toString(i);
            logMgr.logMessage(msg);
        }
        else
        {
            Ogre::Bone* ogrechild = ogreskel->getBone(bone->szName);
            Ogre::Bone* ogreparent = ogreskel->getBone(bone->szParentName);

            if (ogrechild == 0)
            {
                msg = "Error: could not locate child bone '" +
					Ogre::String(bone->szName) + "'";
                logMgr.logMessage(msg);
                continue;
            }
            if (ogreparent == 0)
            {
                msg = "Error: could not locate parent bone '"
					+ Ogre::String(bone->szParentName) + "'";
                logMgr.logMessage(msg);
                continue;
            }
            // Make child
            ogreparent->addChild(ogrechild);
        }


    }
    logMgr.logMessage("Bone hierarchy established.");

    // Create the Animation(s)
    doExportAnimations(pModel, ogreskel);



    // Create skeleton serializer & export
    Ogre::SkeletonSerializer serializer;
    msg = "Exporting skeleton to " + Ogre::String(szFile);
    logMgr.logMessage(msg);
    serializer.exportSkeleton(ogreskel.getPointer(), szFile);
    logMgr.logMessage("Skeleton exported");


    msg = "Linking mesh to skeleton file '" + skelName + "'";
    Ogre::LogManager::getSingleton().logMessage(msg);

    mesh->_notifySkeleton(ogreskel);

    return ogreskel;

}