UIExamples/SceneTreeView/SDK

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#include "SDK_Utility.h"

#ifdef IOS_REF
    #undef  IOS_REF
    #define IOS_REF (*(pSdkManager->GetIOSettings()))
#endif


// declare global
KFbxSdkManager* gSdkManager = NULL;
KFbxScene*      gScene      = NULL;

bool LoadFBXScene(
                  const char *pFbxFilePath  
                  )
{
    // Load the scene.
    if( LoadScene(gSdkManager, gScene, pFbxFilePath ) == false ) return false;

    return true;
}

// Creates an instance of the SDK manager
// and use the SDK manager to create a new scene
void InitializeSdkManagerAndScene()
{
    // Create the FBX SDK memory manager object.
    // The SDK Manager allocates and frees memory
    // for almost all the classes in the SDK.
    gSdkManager = KFbxSdkManager::Create();

    // create an IOSettings object
    KFbxIOSettings * ios = KFbxIOSettings::Create(gSdkManager, IOSROOT );
    gSdkManager->SetIOSettings(ios);

    gScene = KFbxScene::Create(gSdkManager,"");
}

// to destroy an instance of the SDK manager
void DestroySdkObjects(
                       KFbxSdkManager* pSdkManager
                      )
{
    // Delete the FBX SDK manager. All the objects that have been allocated 
    // using the FBX SDK manager and that haven't been explicitly destroyed 
    // are automatically destroyed at the same time.
    if (pSdkManager) pSdkManager->Destroy();
}

// to get the filters for the <Open file> dialog (description + file extention)
const char *GetReaderOFNFilters()
{   
    int nbReaders = gSdkManager->GetIOPluginRegistry()->GetReaderFormatCount();;

    KString s;
    int i = 0;

    for(i=0; i < nbReaders; i++)
    {
        s += gSdkManager->GetIOPluginRegistry()->GetReaderFormatDescription(i);
        s += "|*.";
        s += gSdkManager->GetIOPluginRegistry()->GetReaderFormatExtension(i);
        s += "|";
    }

    // replace | by \0
    int nbChar   = int(strlen(s.Buffer())) + 1;
    char *filter = new char[ nbChar ];
    memset(filter, 0, nbChar);

    strcpy(filter, s.Buffer());

    for(i=0; i < int(strlen(s.Buffer())); i++)
    {
        if(filter[i] == '|')
        {
            filter[i] = 0;
        }
    }

    // the caller must delete this allocated memory
    return filter;
}

// to read a file using an FBXSDK reader
bool LoadScene(
               KFbxSdkManager       *pSdkManager, 
               KFbxScene            *pScene, 
               const char           *pFbxFilePath
               )
{
    bool lStatus;

    // Create an importer.
    KFbxImporter* lImporter = KFbxImporter::Create(pSdkManager,"");

    // Initialize the importer by providing a filename.
    bool lImportStatus = lImporter->Initialize(pFbxFilePath, -1, pSdkManager->GetIOSettings() );

    if( !lImportStatus )
    {
        // Destroy the importer
        lImporter->Destroy();
        return false;
    }

    if (lImporter->IsFBX())
    {
        // Set the import states. By default, the import states are always set to 
        // true. The code below shows how to change these states.
        IOS_REF.SetBoolProp(IMP_FBX_MATERIAL,        true);
        IOS_REF.SetBoolProp(IMP_FBX_TEXTURE,         true);
        IOS_REF.SetBoolProp(IMP_FBX_LINK,            true);
        IOS_REF.SetBoolProp(IMP_FBX_SHAPE,           true);
        IOS_REF.SetBoolProp(IMP_FBX_GOBO,            true);
        IOS_REF.SetBoolProp(IMP_FBX_ANIMATION,       true);
        IOS_REF.SetBoolProp(IMP_FBX_GLOBAL_SETTINGS, true);
    }

    // Import the scene
    lStatus = lImporter->Import(pScene);

    // Destroy the importer
    lImporter->Destroy();

    return lStatus;
}

// to get the root node
const KFbxNode* GetRootNode()
{
    return gScene->GetRootNode();
}

// to get the root node name
const char * GetRootNodeName()
{
    return GetRootNode()->GetName();
}

// to get a string from the node name and attribute type
KString GetNodeNameAndAttributeTypeName(const KFbxNode* pNode)
{
    KString s = pNode->GetName();

    KFbxNodeAttribute::EAttributeType lAttributeType;

    if(pNode->GetNodeAttribute() == NULL)
    {
        s += " (No node attribute type)";
    }
    else
    {
        lAttributeType = (pNode->GetNodeAttribute()->GetAttributeType());

        switch (lAttributeType)
        {
        case KFbxNodeAttribute::eMARKER:                s += " (Marker)";               break;
        case KFbxNodeAttribute::eSKELETON:              s += " (Skeleton)";             break;
        case KFbxNodeAttribute::eMESH:                  s += " (Mesh)";                 break;
        case KFbxNodeAttribute::eCAMERA:                s += " (Camera)";               break;
        case KFbxNodeAttribute::eLIGHT:                 s += " (Light)";                break;
        case KFbxNodeAttribute::eBOUNDARY:              s += " (Boundary)";             break;
        case KFbxNodeAttribute::eOPTICAL_MARKER:        s += " (Optical marker)";       break;
        case KFbxNodeAttribute::eOPTICAL_REFERENCE:     s += " (Optical reference)";    break;
        case KFbxNodeAttribute::eCAMERA_SWITCHER:       s += " (Camera switcher)";      break;
        case KFbxNodeAttribute::eNULL:                  s += " (Null)";                 break;
        case KFbxNodeAttribute::ePATCH:                 s += " (Patch)";                break;
        case KFbxNodeAttribute::eNURB:                  s += " (NURB)";                 break;
        case KFbxNodeAttribute::eNURBS_SURFACE:         s += " (Nurbs surface)";        break;
        case KFbxNodeAttribute::eNURBS_CURVE:           s += " (NURBS curve)";          break;
        case KFbxNodeAttribute::eTRIM_NURBS_SURFACE:    s += " (Trim nurbs surface)";   break;
        case KFbxNodeAttribute::eUNIDENTIFIED:          s += " (Unidentified)";         break;
        }   
    }

    return s;
}

// to get a string from the node default translation values
KString GetDefaultTranslationInfo(
                                  const KFbxNode* pNode
                                  )
{
    KFbxVector4 v4;
    v4 = ((KFbxNode*)pNode)->LclTranslation.Get();

    return KString("Translation (X,Y,Z): ") + KString(v4.GetAt(0)) + ", " + KString(v4.GetAt(1)) + ", " + KString(v4.GetAt(2));
}

// to get a string from the node visibility value
KString GetNodeVisibility(
                          const KFbxNode* pNode
                          )
{
    return KString("Visibility: ") + (pNode->GetVisibility() ? "Yes":"No");
}
UIExamples/SceneTreeView/SDK_Utility.cxx
