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Merged
ButterscotchV merged 2 commits into from
Jan 30, 2026
Merged

Send real serial number, model number, and manufacturer to server #67

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cba4814
Send HMD serial and model number
ImSapphire Jan 27, 2026
9d91629
Send HMD manufacturer name
ImSapphire Jan 27, 2026
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39 changes: 29 additions & 10 deletions src/VRDriver.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -56,14 +56,39 @@ void SlimeVRDriver::VRDriver::RunPoseRequestThread() {

messages::ProtobufMessage* message = google::protobuf::Arena::CreateMessage<messages::ProtobufMessage>(&arena_);

if (!sent_hmd_add_message_) {
vr::TrackedDevicePose_t hmd_pose;
vr::VRServerDriverHost()->GetRawTrackedDevicePoses(0.0f, &hmd_pose, 1);

vr::PropertyContainerHandle_t hmd_prop_container =
vr::VRProperties()->TrackedDeviceToPropertyContainer(vr::k_unTrackedDeviceIndex_Hmd);

if (!sent_hmd_add_message_ && hmd_pose.bDeviceIsConnected) {
vr::ETrackedPropertyError error{};
auto serial = vr::VRProperties()->GetStringProperty(hmd_prop_container, vr::Prop_SerialNumber_String, &error);
if (error != vr::ETrackedPropertyError::TrackedProp_Success) {
logger_->Log("Failed to get HMD's Prop_SerialNumber_String: {}", vr::VRPropertiesRaw()->GetPropErrorNameFromEnum(error));
}

auto name = vr::VRProperties()->GetStringProperty(hmd_prop_container, vr::Prop_ModelNumber_String, &error);
if (error != vr::ETrackedPropertyError::TrackedProp_Success) {
logger_->Log("Failed to get HMD's Prop_ModelNumber_String: {}", vr::VRPropertiesRaw()->GetPropErrorNameFromEnum(error));
}

auto manufacturer = vr::VRProperties()->GetStringProperty(hmd_prop_container, vr::Prop_ManufacturerName_String, &error);
if (error != vr::ETrackedPropertyError::TrackedProp_Success) {
logger_->Log("Failed to get HMD's Prop_ManufacturerName_String: {}", vr::VRPropertiesRaw()->GetPropErrorNameFromEnum(error));
}

logger_->Log("HMD props: serial='{}', model='{}', manufacturer='{}'", serial, name, manufacturer);

// Send add message for HMD
messages::TrackerAdded* tracker_added = google::protobuf::Arena::CreateMessage<messages::TrackerAdded>(&arena_);
message->set_allocated_tracker_added(tracker_added);
tracker_added->set_tracker_id(0);
tracker_added->set_tracker_role(TrackerRole::HMD);
tracker_added->set_tracker_serial("HMD");
tracker_added->set_tracker_name("HMD");
tracker_added->set_tracker_serial(serial.empty() ? "HMD" : serial);
tracker_added->set_tracker_name(name.empty() ? "HMD" : name);
tracker_added->set_manufacturer(manufacturer.empty() ? "OpenVR" : manufacturer);
bridge_->SendBridgeMessage(*message);

messages::TrackerStatus* tracker_status = google::protobuf::Arena::CreateMessage<messages::TrackerStatus>(&arena_);
Expand All @@ -76,9 +101,6 @@ void SlimeVRDriver::VRDriver::RunPoseRequestThread() {
logger_->Log("Sent HMD hello message");
}

vr::PropertyContainerHandle_t hmd_prop_container =
vr::VRProperties()->TrackedDeviceToPropertyContainer(vr::k_unTrackedDeviceIndex_Hmd);

vr::ETrackedPropertyError universe_error;
uint64_t universe = vr::VRProperties()->GetUint64Property(hmd_prop_container, vr::Prop_CurrentUniverseId_Uint64, &universe_error);
if (universe_error == vr::ETrackedPropertyError::TrackedProp_Success) {
Expand All @@ -98,9 +120,6 @@ void SlimeVRDriver::VRDriver::RunPoseRequestThread() {
}
last_universe_error_ = universe_error;

vr::TrackedDevicePose_t hmd_pose;
vr::VRServerDriverHost()->GetRawTrackedDevicePoses(0.0f, &hmd_pose, 1);

vr::HmdQuaternion_t q = GetRotation(hmd_pose.mDeviceToAbsoluteTracking);
vr::HmdVector3_t pos = GetPosition(hmd_pose.mDeviceToAbsoluteTracking);

Expand Down Expand Up @@ -436,4 +455,4 @@ std::optional<SlimeVRDriver::UniverseTranslation> SlimeVRDriver::VRDriver::GetCu
}

return std::nullopt;
}
}
1 change: 1 addition & 0 deletions src/bridge/ProtobufMessages.proto
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Original file line number Diff line number Diff line change
Expand Up @@ -86,6 +86,7 @@ message TrackerAdded {
string tracker_serial = 2;
string tracker_name = 3;
int32 tracker_role = 4;
string manufacturer = 5;
}

message TrackerStatus {
Expand Down