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fix conversion from old format to new format of entity IDs

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This commit is contained in:
ZappoMan 2014-08-26 13:21:49 -07:00
parent d5fa23bcdf
commit 8d947662c8
2 changed files with 14 additions and 8 deletions
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14
libraries/entities/src/ModelEntityItem.cpp
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@ -221,11 +221,15 @@ int ModelEntityItem::oldVersionReadEntityDataFromBuffer(const unsigned char* dat
const unsigned char* dataAt = data;
// id
// TODO: this is where we should handle reading old style IDs and converting them into UUIDs... maybe we just discard them
// and create the new ID from that...
memcpy(&_id, dataAt, sizeof(_id));
dataAt += sizeof(_id);
bytesRead += sizeof(_id);
// this old bitstream format had 32bit IDs. They are obsolete and need to be replaced with our new UUID
// format. We can simply read and ignore the old ID since they should not be repeated. This code should only
// run on loading from an old file.
quint32 oldID;
memcpy(&oldID, dataAt, sizeof(oldID));
dataAt += sizeof(oldID);
bytesRead += sizeof(oldID);
_id = QUuid::createUuid();
//qDebug() << "ModelEntityItem::oldVersionReadEntityDataFromBuffer()... oldID=" << oldID << "new _id=" << _id;
// _lastUpdated
memcpy(&_lastUpdated, dataAt, sizeof(_lastUpdated));

8
libraries/entities/src/todo.txt
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@ -43,7 +43,7 @@ Model properties:
DONE -- 22e) void ModelTreeElement::getModelsInside(const AACube& box, QVector<ModelItem*>& foundModels)...
2) verify shadows work
1) random crashes on moving (I think things going out of bounds???)
@ -63,7 +63,6 @@ Model properties:
8) EntityTreeRenderer::clearModelsCache()
9) Handle the ID -> UUID swap in old files to new files
10) Test models -> attachments logic
@ -257,4 +256,7 @@ Model properties:
// Sit somewhere
// Move model with another avatar.
// Observe first avatar moving.
// SOLVED -- 2) verify shadows work
// SOLVED -- 9) Handle the ID -> UUID swap in old files to new files - verify old files read correctly