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Commit 7944b2a7 authored by Luke Song's avatar Luke Song
Browse files

Sensor enable/disable added to dvr api 

In order to manage power usage when system isn't being used.

Bug: None
Test: None
Change-Id: I64f9c3064cc75c1522fef0adef9a5fc156f336b0
parent f4fa8fb4

libs/vr/libvrsensor/include/dvr/pose_client.h

+9 −3
Original line number Diff line number Diff line
@@ -119,7 +119,7 @@ int dvrPoseClientPoll(DvrPoseClient* client, DvrPose* state); 
// Freezes the pose to the provided state.

//

// Future poll operations will return this state until a different state is

// frozen or dvrPoseSetMode() is called with a different mode. The timestamp is

// frozen or dvrPoseClientModeSet() is called with a different mode. The timestamp is

// not frozen.

//

// @param client Pointer to the pose client.
@@ -131,13 +131,13 @@ int dvrPoseClientFreeze(DvrPoseClient* client, const DvrPose* frozen_state); 
//

// @param mode The requested pose mode.

// @return Zero on success, negative error code on failure.

int dvrPoseClientSetMode(DvrPoseClient* client, DvrPoseMode mode);

int dvrPoseClientModeSet(DvrPoseClient* client, DvrPoseMode mode);



// Gets the pose service mode.

//

// @param mode Return value for the current pose mode.

// @return Zero on success, negative error code on failure.

int dvrPoseClientGetMode(DvrPoseClient* client, DvrPoseMode* mode);

int dvrPoseClientModeGet(DvrPoseClient* client, DvrPoseMode* mode);



// Get access to the shared memory pose ring buffer.

// A future pose at vsync <current> + <offset> is accessed at index:
@@ -151,6 +151,12 @@ int dvrPoseClientGetMode(DvrPoseClient* client, DvrPoseMode* mode); 
int dvrPoseClientGetRingBuffer(DvrPoseClient* client,

                               DvrPoseRingBufferInfo* out_info);



// Sets enabled state for sensors pose processing.

//

// @param enabled Whether sensors are enabled or disabled.

// @return Zero on success

int dvrPoseClientSensorsEnable(DvrPoseClient* client, bool enabled);



#ifdef __cplusplus

}  // extern "C"

#endif

libs/vr/libvrsensor/include/private/dvr/pose-ipc.h

+1 −0
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ enum { 
  DVR_POSE_GET_MODE,

  DVR_POSE_GET_CONTROLLER_RING_BUFFER,

  DVR_POSE_LOG_CONTROLLER,

  DVR_POSE_SENSORS_ENABLE,

};



#ifdef __cplusplus

libs/vr/libvrsensor/pose_client.cpp

+15 −5
Original line number Diff line number Diff line
@@ -130,6 +130,16 @@ class PoseClient : public pdx::ClientBase<PoseClient> { 
    return ReturnStatusOrError(status);

  }



  // Enables or disables all pose processing from sensors

  int EnableSensors(bool enabled) {

    Transaction trans{*this};

    Status<int> status = trans.Send<int>(DVR_POSE_SENSORS_ENABLE, &enabled,

                                         sizeof(enabled), nullptr, 0);

    ALOGE_IF(!status, "Pose EnableSensors() failed because: %s\n",

             status.GetErrorMessage().c_str());

    return ReturnStatusOrError(status);

  }



  int GetRingBuffer(DvrPoseRingBufferInfo* out_info) {

    // First time mapping the buffer?

    const auto vsync_buffer = GetVsyncBuffer();
@@ -277,17 +287,17 @@ int dvrPoseClientFreeze(DvrPoseClient* client, const DvrPose* frozen_state) { 
  return PoseClient::FromC(client)->Freeze(*frozen_state);

}



int dvrPoseClientSetMode(DvrPoseClient* client, DvrPoseMode mode) {

int dvrPoseClientModeSet(DvrPoseClient* client, DvrPoseMode mode) {

  return PoseClient::FromC(client)->SetMode(mode);

}



int dvrPoseClientGetMode(DvrPoseClient* client, DvrPoseMode* mode) {

int dvrPoseClientModeGet(DvrPoseClient* client, DvrPoseMode* mode) {

  return PoseClient::FromC(client)->GetMode(mode);

}



int dvrPoseClientGetRingBuffer(DvrPoseClient* client,

                               DvrPoseRingBufferInfo* out_info) {

  return PoseClient::FromC(client)->GetRingBuffer(out_info);



int dvrPoseClientSensorsEnable(DvrPoseClient* client, bool enabled) {

  return PoseClient::FromC(client)->EnableSensors(enabled);

}



}  // extern "C"