bool AlembicCustomAttributesEx::defineCustomAttributes(INode* node, Abc::OCompoundProperty& compoundProp, const AbcA::MetaData& metadata, unsigned int animatedTs)
{
Modifier* pMod = FindModifier(node, (char*)this->modName.c_str());
if(!pMod){
return false;
}
ICustAttribContainer* cont = pMod->GetCustAttribContainer();
if(!cont){
return false;
}
for(int i=0; i<cont->GetNumCustAttribs(); i++)
{
CustAttrib* ca = cont->GetCustAttrib(i);
std::string name = EC_MCHAR_to_UTF8( ca->GetName() );
pblock = ca->GetParamBlockByID(0);
break;
}
if(!pblock){
return false;
}
for(int i=0, nNumParams = pblock->NumParams(); i<nNumParams; i++){
ParamID id = pblock->IndextoID(i);
MSTR name = pblock->GetLocalName(id, 0);
std::stringstream propName;
propName<<EC_MSTR_to_UTF8(name);
ParamType2 type = pblock->GetParameterType(id);
if(type == TYPE_STRING){
customProps[propName.str()] = new Abc::OStringProperty(compoundProp, propName.str().c_str(), metadata, animatedTs );
}
else if(type == TYPE_FLOAT){
customProps[propName.str()] = new Abc::OFloatProperty(compoundProp, propName.str().c_str(), metadata, animatedTs );
}
else if(type == TYPE_INT){
customProps[propName.str()] = new Abc::OInt32Property(compoundProp, propName.str().c_str(), metadata, animatedTs );
}
}
return true;
}
void SaveMetaData(INode* node, AlembicObject* object)
{
if (object == NULL) {
return;
}
if (object->GetNumSamples() > 0) {
return;
}
Modifier* pMod = FindModifier(node, Class_ID(0xd81fc3e, 0x1e4eacf5));
bool bReadCustAttribs = false;
if (!pMod) {
pMod = FindModifier(node, "Metadata");
bReadCustAttribs = true;
}
if (!pMod) {
return;
}
std::vector<std::string> metaData;
if (bReadCustAttribs) {
ICustAttribContainer* cont = pMod->GetCustAttribContainer();
if (!cont) {
return;
}
for (int i = 0; i < cont->GetNumCustAttribs(); i++) {
CustAttrib* ca = cont->GetCustAttrib(i);
std::string name = EC_MCHAR_to_UTF8(ca->GetName());
IParamBlock2* pblock = ca->GetParamBlockByID(0);
if (pblock) {
int nNumParams = pblock->NumParams();
for (int i = 0; i < nNumParams; i++) {
ParamID id = pblock->IndextoID(i);
// MSTR name = pblock->GetLocalName(id, 0);
MSTR value = pblock->GetStr(id, 0);
metaData.push_back(EC_MSTR_to_UTF8(value));
}
}
}
}
else {
IParamBlock2* pblock = pMod->GetParamBlockByID(0);
if (pblock && pblock->NumParams() == 1) {
ParamID id = pblock->IndextoID(0);
MSTR name = pblock->GetLocalName(id, 0);
int nSize = pblock->Count(id);
for (int i = 0; i < nSize; i++) {
MSTR value = pblock->GetStr(id, 0, i);
metaData.push_back(EC_MSTR_to_UTF8(value));
}
}
}
if (metaData.size() > 0) {
Abc::OStringArrayProperty metaDataProperty = Abc::OStringArrayProperty(
object->GetCompound(), ".metadata", object->GetCompound().getMetaData(),
object->GetCurrentJob()->GetAnimatedTs());
Abc::StringArraySample metaDataSample(&metaData.front(), metaData.size());
metaDataProperty.set(metaDataSample);
}
}
