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fix avatar-mixer crash: don't use global callback

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This commit is contained in:
Andrew Meadows 2017-12-11 14:04:39 -08:00
parent 8e36228c12
commit db6505493f
1 changed files with 13 additions and 17 deletions
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30
assignment-client/src/avatars/AvatarMixerSlave.cpp
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@ -33,11 +33,6 @@
#include "AvatarMixerClientData.h"
#include "AvatarMixerSlave.h"
namespace PrioritySortUtil {
// we declare this callback here but override it later
std::function<uint64_t(const AvatarSharedPointer&)> getAvatarAgeCallback = [] (const AvatarSharedPointer& avatar) { return 0; };
}
void AvatarMixerSlave::configure(ConstIter begin, ConstIter end) {
_begin = begin;
_end = end;
@ -191,6 +186,7 @@ void AvatarMixerSlave::broadcastAvatarDataToAgent(const SharedNodePointer& node)
// setup list of AvatarData as well as maps to map betweeen the AvatarData and the original nodes
std::vector<AvatarSharedPointer> avatarsToSort;
std::unordered_map<AvatarSharedPointer, SharedNodePointer> avatarDataToNodes;
std::unordered_map<QUuid, uint64_t> avatarEncodeTimes;
std::for_each(_begin, _end, [&](const SharedNodePointer& otherNode) {
// make sure this is an agent that we have avatar data for before considering it for inclusion
if (otherNode->getType() == NodeType::Agent
@ -200,34 +196,29 @@ void AvatarMixerSlave::broadcastAvatarDataToAgent(const SharedNodePointer& node)
AvatarSharedPointer otherAvatar = otherNodeData->getAvatarSharedPointer();
avatarsToSort.push_back(otherAvatar);
avatarDataToNodes[otherAvatar] = otherNode;
QUuid id = otherAvatar->getSessionUUID();
avatarEncodeTimes[id] = nodeData->getLastOtherAvatarEncodeTime(id);
}
});
// now that we've assembled the avatarDataToNodes map we can replace PrioritySortUtil::getAvatarAgeCallback
// with the true implementation
PrioritySortUtil::getAvatarAgeCallback = [&] (const AvatarSharedPointer& avatar) {
auto avatarNode = avatarDataToNodes[avatar];
assert(avatarNode); // we can't have gotten here without the avatarData being a valid key in the map
return nodeData->getLastOtherAvatarEncodeTime(avatarNode->getUUID());
};
class SortableAvatar: public PrioritySortUtil::Sortable {
public:
SortableAvatar() = delete;
SortableAvatar(const AvatarSharedPointer& avatar) : _avatar(avatar) {}
SortableAvatar(const AvatarSharedPointer& avatar, uint64_t lastEncodeTime)
: _avatar(avatar), _lastEncodeTime(lastEncodeTime) {}
glm::vec3 getPosition() const override { return _avatar->getWorldPosition(); }
float getRadius() const override {
glm::vec3 nodeBoxHalfScale = (_avatar->getWorldPosition() - _avatar->getGlobalBoundingBoxCorner() * _avatar->getSensorToWorldScale());
return glm::max(nodeBoxHalfScale.x, glm::max(nodeBoxHalfScale.y, nodeBoxHalfScale.z));
}
uint64_t getTimestamp() const override {
// use the callback implemented above
return PrioritySortUtil::getAvatarAgeCallback(_avatar);
return _lastEncodeTime;
}
const AvatarSharedPointer& getAvatar() const { return _avatar; }
private:
AvatarSharedPointer _avatar;
uint64_t _lastEncodeTime;
};
// prepare to sort
@ -322,7 +313,12 @@ void AvatarMixerSlave::broadcastAvatarDataToAgent(const SharedNodePointer& node)
if (!shouldIgnore) {
// sort this one for later
sortedAvatars.push(SortableAvatar(avatar));
uint64_t lastEncodeTime = 0;
std::unordered_map<QUuid, uint64_t>::const_iterator itr = avatarEncodeTimes.find(avatar->getSessionUUID());
if (itr != avatarEncodeTimes.end()) {
lastEncodeTime = itr->second;
}
sortedAvatars.push(SortableAvatar(avatar, lastEncodeTime));
}
}