Get transmission working

source/client/StarClientApplication.cpp

@@ -375,14 +375,6 @@ void ClientApplication::update() {
   else if (m_state > MainAppState::Title)
     updateRunning();
 
-  { // testing
-    m_voice->setLocalSpeaker(0);
-    m_voice->setInput(m_input->bindHeld("opensb", "pushToTalk"));
-    DataStreamBuffer data;
-    if (m_voice->send(data, 5000))
-      m_voice->receive(m_voice->speaker(0), std::string_view(data.ptr(), data.size()));
-  }
-
   m_guiContext->cleanup();
   m_edgeKeyEvents.clear();
   m_input->reset();
@@ -860,13 +852,41 @@ void ClientApplication::updateRunning() {
     if (checkDisconnection())
       return;
 
+    m_voice->setInput(m_input->bindHeld("opensb", "pushToTalk"));
+    DataStreamBuffer voiceData;
+    voiceData.setByteOrder(ByteOrder::LittleEndian);
+    voiceData.writeBytes(VoiceBroadcastPrefix.utf8Bytes());
+    bool needstoSendVoice = m_voice->send(voiceData, 5000);
+
     m_universeClient->update();
 
     if (checkDisconnection())
       return;
 
-    if (auto worldClient = m_universeClient->worldClient())
+    if (auto worldClient = m_universeClient->worldClient()) {
+      auto& broadcastCallback = worldClient->broadcastCallback();
+      if (!broadcastCallback) {
+        broadcastCallback = [&](PlayerPtr player, StringView broadcast) -> bool {
+          auto& view = broadcast.utf8();
+          if (view.rfind(VoiceBroadcastPrefix.utf8(), 0) != NPos) {
+            auto entityId = player->entityId();
+            auto speaker = m_voice->speaker(connectionForEntity(entityId));
+            speaker->entityId = entityId;
+            speaker->name = player->name();
+            speaker->position = player->mouthPosition();
+            m_voice->receive(speaker, view.substr(VoiceBroadcastPrefix.utf8Size()));
+          }
+          return true;
+        };
+      }
+
+      if (worldClient->inWorld()) {
+        if (needstoSendVoice)
+          worldClient->sendSecretBroadcast(StringView(voiceData.ptr(), voiceData.size()));
+        m_voice->setLocalSpeaker(worldClient->connection());
+      }
       worldClient->setInteractiveHighlightMode(isActionTaken(InterfaceAction::ShowLabels));
+    }
 
     updateCamera();
 

source/frontend/StarVoice.cpp

@@ -241,6 +241,7 @@ void Voice::mix(int16_t* buffer, size_t frameCount, unsigned channels) {
 			if (!audio->samples.empty()) {
 				std::vector<int16_t> samples = move(audio->samples);
 				audioLock.unlock();
+				speaker->decibelLevel = getAudioLoudness(samples.data(), samples.size());
 				if (!speaker->muted) {
 					mix = true;
 					if (voiceBuffer.size() < samples.size())
@@ -286,8 +287,8 @@ void Voice::update(PositionalAttenuationFunction positionalAttenuationFunction)
     for (auto& entry : m_speakers) {
       if (SpeakerPtr& speaker = entry.second) {
         speaker->channelVolumes = {
-          positionalAttenuationFunction(0, speaker->position, 1.0f),
-          positionalAttenuationFunction(1, speaker->position, 1.0f)
+          1.0f - positionalAttenuationFunction(0, speaker->position, 1.0f),
+					1.0f - positionalAttenuationFunction(1, speaker->position, 1.0f)
         };
       }
     }
@@ -376,7 +377,6 @@ bool Voice::receive(SpeakerPtr speaker, std::string_view view) {
 			decodedSamples *= channels;
 			//Logger::info("Voice: decoded Opus chunk {} bytes -> {} samples", opusLength, decodedSamples);
 
-			speaker->decibelLevel = getAudioLoudness(decodeBuffer, decodedSamples);
 			{
 				MutexLocker lock(speaker->audioStream->mutex);
 				auto& samples = speaker->audioStream->samples;

source/frontend/StarVoice.hpp

@@ -18,6 +18,8 @@ typedef std::unique_ptr<OpusEncoder, void(*)(OpusEncoder*)> OpusEncoderPtr;
 
 namespace Star {
 
+String const VoiceBroadcastPrefix = "Voice\0"s;
+
 STAR_EXCEPTION(VoiceException, StarException);
 
 enum class VoiceInputMode : uint8_t { VoiceActivity, PushToTalk };

source/game/StarWorldClient.cpp

@@ -1212,6 +1212,10 @@ void WorldClient::waitForLighting() {
   MutexLocker lock(m_lightingMutex);
 }
 
+WorldClient::BroadcastCallback& WorldClient::broadcastCallback() {
+  return m_broadcastCallback;
+}
+
 bool WorldClient::isTileProtected(Vec2I const& pos) const {
   if (!inWorld())
     return true;
@@ -1905,8 +1909,10 @@ bool WorldClient::sendSecretBroadcast(StringView broadcast, bool raw) {
 }
 
 bool WorldClient::handleSecretBroadcast(PlayerPtr player, StringView broadcast) {
-  Logger::info("Received broadcast '{}'", broadcast);
-  return true;
+  if (m_broadcastCallback)
+    return m_broadcastCallback(player, broadcast);
+  else
+    return false;
 }
 
 

source/game/StarWorldClient.hpp

@@ -166,6 +166,8 @@ public:
 
   void waitForLighting();
 
+  typedef std::function<bool(PlayerPtr, StringView)> BroadcastCallback;
+  BroadcastCallback& broadcastCallback();
 private:
   static const float DropDist;
 
@@ -345,6 +347,8 @@ private:
   HashMap<Uuid, RpcPromiseKeeper<InteractAction>> m_entityInteractionResponses;
 
   List<PhysicsForceRegion> m_forceRegions;
+
+  BroadcastCallback m_broadcastCallback;
 };
 
 }