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avoid incorrect ShapeManager dupes for compound shapes

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This commit is contained in:
Andrew Meadows 2017-10-23 10:44:14 -07:00
parent fad0dde550
commit 996b71fa9a
1 changed files with 22 additions and 10 deletions
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32
libraries/shared/src/ShapeInfo.cpp
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@ -46,6 +46,8 @@ void ShapeInfo::setParams(ShapeType type, const glm::vec3& halfExtents, QString
}
break;
case SHAPE_TYPE_COMPOUND:
case SHAPE_TYPE_SIMPLE_HULL:
case SHAPE_TYPE_SIMPLE_COMPOUND:
case SHAPE_TYPE_STATIC_MESH:
_url = QUrl(url);
break;
@ -250,16 +252,26 @@ const DoubleHashKey& ShapeInfo::getHash() const {
}
_doubleHashKey.setHash2(hash);
if (_type == SHAPE_TYPE_COMPOUND || _type == SHAPE_TYPE_STATIC_MESH) {
QString url = _url.toString();
if (!url.isEmpty()) {
// fold the urlHash into both parts
QByteArray baUrl = url.toLocal8Bit();
const char *cUrl = baUrl.data();
uint32_t urlHash = qChecksum(cUrl, baUrl.count());
_doubleHashKey.setHash(_doubleHashKey.getHash() ^ urlHash);
_doubleHashKey.setHash2(_doubleHashKey.getHash2() ^ urlHash);
}
QString url = _url.toString();
if (!url.isEmpty()) {
// fold the urlHash into both parts
QByteArray baUrl = url.toLocal8Bit();
uint32_t urlHash = qChecksum(baUrl.data(), baUrl.size());
_doubleHashKey.setHash(_doubleHashKey.getHash() ^ urlHash);
_doubleHashKey.setHash2(_doubleHashKey.getHash2() ^ urlHash);
}
uint32_t numHulls = 0;
if (_type == SHAPE_TYPE_COMPOUND || _type == SHAPE_TYPE_SIMPLE_COMPOUND) {
numHulls = (uint32_t)_pointCollection.size();
} else if (_type == SHAPE_TYPE_SIMPLE_HULL) {
numHulls = 1;
}
if (numHulls > 0) {
hash = DoubleHashKey::hashFunction(numHulls, primeIndex++);
_doubleHashKey.setHash(_doubleHashKey.getHash() ^ hash);
hash = DoubleHashKey::hashFunction2(numHulls);
_doubleHashKey.setHash2(_doubleHashKey.getHash2() ^ hash);
}
}
return _doubleHashKey;