GVR Android SDK v1.70.0

build.gradle

@@ -29,13 +29,13 @@ task clean(type: Delete) {
 // The dependencies for NDK builds live inside the .aar files so they need to
 // be extracted before NDK targets can build.
 task extractAudioSo(type: Copy) {
-    from zipTree("${project.rootDir}/libraries/sdk-audio-1.60.1.aar")
+    from zipTree("${project.rootDir}/libraries/sdk-audio-1.70.0.aar")
     into "${project.rootDir}/libraries/"
     include "jni/**/libgvr_audio.so"
 }
 
 task extractGvrSo(type: Copy) {
-    from zipTree("${project.rootDir}/libraries/sdk-base-1.60.1.aar")
+    from zipTree("${project.rootDir}/libraries/sdk-base-1.70.0.aar")
     into "${project.rootDir}/libraries/"
     include "jni/**/libgvr.so"
 }

libraries/headers/vr/gvr/capi/include/gvr.h

@@ -94,7 +94,7 @@ extern "C" {
 ///           right_eye_matrix);
 ///       AppSetRenderTarget(primary_display);
 ///
-///       gvr_frame_submit(&frame, viewport_list, head_matrix);
+///       gvr_frame_submit(&frame, viewport_list, head_view);
 ///     }
 ///
 ///     // Cleanup memory.
@@ -219,8 +219,7 @@ void gvr_destroy(gvr_context** gvr);
 
 /// Initializes necessary GL-related objects and uses the current thread and
 /// GL context for rendering. Please make sure that a valid GL context is
-/// available when this function is called.  This should never be called more
-/// than once on the same GL context (doing so would cause resource leaks).
+/// available when this function is called.
 ///
 /// @param gvr Pointer to the gvr instance to be initialized.
 void gvr_initialize_gl(gvr_context* gvr);
@@ -689,6 +688,10 @@ void gvr_swap_chain_resize_buffer(gvr_swap_chain* swap_chain, int32_t index,
 /// is finished and all its constituent buffers are ready, call
 /// gvr_frame_submit() to display it while applying lens distortion.
 ///
+/// When this is called, the current thread's GL context must be the same
+/// context that was current when gvr_initialize_gl() was called, or at least be
+/// in a share group with the initialization context.
+///
 /// @param swap_chain The swap chain.
 /// @return Handle to the acquired frame. NULL if the swap chain is invalid,
 ///     or if acquire has already been called on this swap chain.
@@ -1542,7 +1545,7 @@ class SwapChain {
 ///       AppDoSomeRenderingForEye(
 ///           right_eye_viewport.GetSourceUv(), right_eye_view);
 ///       frame.Unbind();
-///       frame.Submit(viewport_list, head_matrix);
+///       frame.Submit(viewport_list, head_view);
 ///     }
 ///
 class GvrApi {

libraries/headers/vr/gvr/capi/include/gvr_audio.h

@@ -125,7 +125,7 @@ extern "C" {
 /// NOTE: If a sound object, soundfield or stereo sound is created with a file
 /// that has not been preloaded, that audio will be streamed.
 ///
-/// **Spatializtion of sound objects**
+/// **Spatialization of sound objects**
 ///
 /// The GVR Audio System allows the user to create virtual sound objects which
 /// can be placed anywhere in space around the listener.
@@ -149,6 +149,23 @@ extern "C" {
 ///     gvr_audio_set_sound_volume(gvr_audio_context* api,
 ///                                gvr_audio_source_id source_id, float volume);
 ///
+/// The GVR Audio System also support directivity patterns per sound source
+/// which define a shape or pattern that describes the way in which sound
+/// emanates from a source in different directions. The directivity pattern
+/// takes two values: alpha and order. Alpha is a weighting balance between a
+/// figure-8 pattern and omnidirectional pattern for source emission in the
+/// range [0, 1]. A value of 0.5 results in a cardioid pattern. Order is applied
+/// to computed directivity. Higher values will result in narrower and sharper
+/// directivity patterns, with a range of [1, inf).
+///
+///     void gvr_audio_set_sound_object_directivity(
+///         gvr_audio_context* api, gvr_audio_source_id sound_object_id,
+///         float alpha, float order);
+///
+///     void gvr_audio_set_sound_object_rotation(
+///         gvr_audio_context* api, gvr_audio_source_id sound_object_id,
+///         gvr_quatf sound_object_rotation);
+///
 /// The behavior of Sound Objects with respect to their distance from the
 /// listener can be controlled via calls to the following method:
 ///
@@ -424,8 +441,9 @@ void gvr_audio_unload_soundfile(gvr_audio_context* api, const char* filename);
 ///
 /// @param api Pointer to a gvr_audio_context.
 /// @param filename The path/name of the file to be played.
-/// @return Id of new sound object. Returns kInvalidId if the sound file has not
-///     been preloaded or if the number of input channels is > 1.
+/// @return Id of new sound object. Returns GVR_AUDIO_INVALID_SOURCE_ID if the
+///     sound file has not been preloaded or if the number of input channels
+///      is > 1.
 gvr_audio_source_id gvr_audio_create_sound_object(gvr_audio_context* api,
                                                   const char* filename);
 
@@ -435,9 +453,9 @@ gvr_audio_source_id gvr_audio_create_sound_object(gvr_audio_context* api,
 ///
 /// @param api Pointer to a gvr_audio_context.
 /// @param filename The path/name of the file to be played.
-/// @return Id of new soundfield. Returns kInvalidId if the sound file has not
-///     been preloaded or if the number of input channels does not match that
-///     required.
+/// @return Id of new soundfield. Returns GVR_AUDIO_INVALID_SOURCE_ID if the
+///     sound file has not been preloaded or if the number of input channels
+///     does not match that required.
 gvr_audio_source_id gvr_audio_create_soundfield(gvr_audio_context* api,
                                                 const char* filename);
 
@@ -447,9 +465,9 @@ gvr_audio_source_id gvr_audio_create_soundfield(gvr_audio_context* api,
 ///
 /// @param api Pointer to a gvr_audio_context.
 /// @param filename The path/name of the file to be played..
-/// @return Id of new stereo non-spatialized source. Returns kInvalidId if the
-///     sound file has not been preloaded or if the number of input channels is
-///     > 2;
+/// @return Id of new stereo non-spatialized source. Returns
+///     GVR_AUDIO_INVALID_SOURCE_ID if the sound file has not been preloaded or
+///     if the number of input channels is > 2;
 gvr_audio_source_id gvr_audio_create_stereo_sound(gvr_audio_context* api,
                                                   const char* filename);
 
@@ -511,6 +529,29 @@ void gvr_audio_set_sound_object_position(gvr_audio_context* api,
                                          gvr_audio_source_id sound_object_id,
                                          float x, float y, float z);
 
+/// Sets the sound object directivity constants for an existing sound object.
+///
+/// @param api Pointer to a gvr_audio_context.
+/// @param sound_object_id Id of the sound object to configure.
+/// @param alpha A weighting balance between a figure-8 pattern and
+///     omnidirectional pattern for source emission in the range [0, 1]. A value
+///     of 0.5 results in a cardioid pattern.
+/// @param order Applied to computed directivity. Higher values will result in
+/// narrower and sharper directivity patterns, with a range of [1, inf).
+void gvr_audio_set_sound_object_directivity(gvr_audio_context* api,
+                                            gvr_audio_source_id sound_object_id,
+                                            float alpha, float order);
+
+/// Sets the given sound object's rotation. Only applies if
+/// gvr_audio_set_sound_object_directivity has been called on the sound.
+///
+/// @param api Pointer to a gvr_audio_context.
+/// @param soundfield_id Id of the sound object to be rotated.
+/// @param object_rotation Quaternion representing the sound object rotation.
+void gvr_audio_set_sound_object_rotation(gvr_audio_context* api,
+                                         gvr_audio_source_id sound_object_id,
+                                         gvr_quatf sound_object_rotation);
+
 /// Sets the given ambisonic soundfields's rotation.
 ///
 /// @param api Pointer to a gvr_audio_context.
@@ -747,6 +788,22 @@ class AudioApi {
     gvr_audio_set_sound_object_position(context_, sound_object_id, x, y, z);
   }
 
+  /// Sets directivity constants for an existing sound object.
+  /// For more information, see gvr_audio_set_sound_object_directivity.
+  void SetSoundObjectDirectivity(AudioSourceId sound_object_id, float alpha,
+                                 float order) {
+    gvr_audio_set_sound_object_directivity(context_, sound_object_id, alpha,
+                                           order);
+  }
+
+  /// Sets the rotation for an existing sound object.
+  /// For more information, see gvr_audio_set_sound_object_rotation.
+  void SetSoundObjectRotation(AudioSourceId sound_object_id,
+                              const Quatf& sound_object_quat) {
+    gvr_audio_set_sound_object_rotation(context_, sound_object_id,
+                                        sound_object_quat);
+  }
+
   void SetSoundObjectDistanceRolloffModel(
       AudioSourceId sound_object_id,
       gvr_audio_distance_rolloff_type rolloff_model, float min_distance,

libraries/headers/vr/gvr/capi/include/gvr_controller.h

@@ -154,14 +154,14 @@ void gvr_controller_destroy(gvr_controller_context** api);
 /// Calling this when already paused is a no-op.
 /// Thread-safe (call from any thread).
 ///
-/// @param api Pointer to a pointer to a gvr_controller_context.
+/// @param api Pointer to a gvr_controller_context.
 void gvr_controller_pause(gvr_controller_context* api);
 
 /// Resumes the controller. Call this when your app/game regains focus.
 /// Calling this when already resumed is a no-op.
 /// Thread-safe (call from any thread).
 ///
-/// @param api Pointer to a pointer to a gvr_controller_context.
+/// @param api Pointer to a gvr_controller_context.
 void gvr_controller_resume(gvr_controller_context* api);
 
 /// Convenience to convert an API status code to string. The returned pointer
@@ -196,9 +196,9 @@ void gvr_controller_state_destroy(gvr_controller_state** state);
 /// const getter: it has side-effects. In particular, some of the
 /// gvr_controller_state fields (the ones documented as "transient") represent
 /// one-time events and will be true for only one read operation, and false
-/// in subsequente reads.
+/// in subsequent reads.
 ///
-/// @param api Pointer to a pointer to a gvr_controller_context.
+/// @param api Pointer to a gvr_controller_context.
 /// @param flags Optional flags reserved for future use. A value of 0 should be
 ///     used until corresponding flag attributes are defined and documented.
 /// @param out_state A pointer where the controller's state
@@ -207,6 +207,26 @@ void gvr_controller_state_destroy(gvr_controller_state** state);
 void gvr_controller_state_update(gvr_controller_context* api, int32_t flags,
                                  gvr_controller_state* out_state);
 
+/// Sets up arm model with user's handedness, gaze behavior and head rotation.
+/// This setting needs to be applied for every frame. User preferences of
+/// handedness and gaze behavior can be changed as needed in a sequence of
+/// frames. This needs to be called before gvr_controller_state_update() to
+/// apply arm model. GVR_CONTROLLER_ENABLE_ARM_MODEL flag needs to be enabled
+/// to apply arm model.
+///
+/// @param api Pointer to a gvr_controller_context.
+/// @param handedness User's preferred handedness (GVR_CONTROLLER_RIGHT_HANDED
+///     or GVR_CONTROLLER_LEFT_HANDED). Arm model will assume this is the hand
+///     that is holding the controller and position the arm accordingly.
+/// @param behavior User's preferred gaze behavior (SYNC_GAZE / FOLLOW_GAZE
+///     / IGNORE_GAZE). Arm model uses this to determine how the body rotates as
+///     gaze direction (i.e. head rotation) changes.
+/// @param head_space_from_start_space_rotation User's head rotation with
+///     respect to start space.
+void gvr_controller_apply_arm_model(
+    gvr_controller_context* api, int32_t handedness, int32_t behavior,
+    gvr_mat4f head_space_from_start_space_rotation);
+
 /// Gets the API status of the controller state. Returns one of the
 /// gvr_controller_api_status variants, but returned as an int32_t for ABI
 /// compatibility.
@@ -245,8 +265,8 @@ int32_t gvr_controller_state_get_connection_state(
 /// time due to controller/headset drift. A recentering operation will bring
 /// the two spaces back into sync.
 ///
-/// Remember that a quaternion expresses a rotation. Given a rotation of theta
-/// radians about the (x, y, z) axis, the corresponding quaternion (in
+/// Remember that a unit quaternion expresses a rotation. Given a rotation of
+/// theta radians about the (x, y, z) axis, the corresponding quaternion (in
 /// xyzw order) is:
 ///
 ///     (x * sin(theta/2), y * sin(theta/2), z * sin(theta/2), cos(theta/2))
@@ -441,7 +461,6 @@ const char* gvr_controller_battery_level_to_string(int32_t level);
 }  // extern "C"
 #endif
 
-
 // Convenience C++ wrapper.
 #if defined(__cplusplus) && !defined(GVR_NO_CPP_WRAPPER)
 
@@ -600,8 +619,18 @@ class ControllerApi {
   /// @name Wrapper manipulation
   /// @{
   /// Creates a C++ wrapper for a C object and takes ownership.
-  explicit ControllerApi(gvr_controller_context* context)
-      : context_(context) {}
+  explicit ControllerApi(gvr_controller_context* context) : context_(context) {}
+
+  /// For more information, see
+  /// gvr_controller_apply_arm_model(gvr_controller_context* api, int32_t
+  /// handedness, int32_t behavior, gvr_mat4f
+  /// head_space_from_start_space_rotation);
+  void ApplyArmModel(const ControllerHandedness handedness,
+                     const ArmModelBehavior behavior,
+                     const Mat4f& head_space_from_start_space_rotation) {
+    gvr_controller_apply_arm_model(context_, handedness, behavior,
+                                   head_space_from_start_space_rotation);
+  }
 
   /// Returns the wrapped C object. Does not affect ownership.
   gvr_controller_context* cobj() { return context_; }

libraries/headers/vr/gvr/capi/include/gvr_types.h

@@ -203,6 +203,8 @@ enum {
   GVR_CONTROLLER_ENABLE_POSITION = 1 << 6,
   /// Indicates that controller battery data should be reported.
   GVR_CONTROLLER_ENABLE_BATTERY = 1 << 7,
+  /// Indicates that elbow model should be enabled.
+  GVR_CONTROLLER_ENABLE_ARM_MODEL = 1 << 8,
 };
 
 /// Constants that represent the status of the controller API.
@@ -431,6 +433,16 @@ typedef enum {
   GVR_CONTROLLER_LEFT_HANDED = 1,
 } gvr_controller_handedness;
 
+/// Types of gaze behaviors used for arm model.
+typedef enum {
+  // Body rotation matches head rotation all the time.
+  GVR_ARM_MODEL_SYNC_GAZE = 0,
+  // Body rotates as head rotates, but at a smaller angle.
+  GVR_ARM_MODEL_FOLLOW_GAZE = 1,
+  // Body doesn't rotate as head rotates.
+  GVR_ARM_MODEL_IGNORE_GAZE = 2,
+} gvr_arm_model_behavior;
+
 typedef struct gvr_user_prefs_ gvr_user_prefs;
 
 // Anonymous enum for miscellaneous integer constants.
@@ -444,6 +456,9 @@ enum {
   /// gvr_buffer_viewport_set_source_buffer_index() to use the external surface
   /// as the buffer contents.
   GVR_BUFFER_INDEX_EXTERNAL_SURFACE = -1,
+  /// Invalid source id that can be used to initialize source id variables
+  /// during construction.
+  GVR_AUDIO_INVALID_SOURCE_ID = -1,
 };
 
 /// @}
@@ -540,6 +555,10 @@ const ControllerBatteryLevel kControllerBatteryLevelFull =
 const int32_t kUninitializedExternalSurface = GVR_BUFFER_INDEX_EXTERNAL_SURFACE;
 /// The default source buffer index for viewports.
 const int32_t kDefaultBufferIndex = 0;
+/// Invalid source id that can be used to initialize source id variables
+/// during construction.
+typedef gvr_audio_source_id AudioSourceId;
+const AudioSourceId kInvalidSourceId = GVR_AUDIO_INVALID_SOURCE_ID;
 
 typedef gvr_eye Eye;
 
@@ -566,7 +585,6 @@ typedef gvr_quatf ControllerQuat;
 typedef gvr_audio_rendering_mode AudioRenderingMode;
 typedef gvr_audio_material_type AudioMaterialName;
 typedef gvr_audio_distance_rolloff_type AudioRolloffMethod;
-typedef gvr_audio_source_id AudioSourceId;
 typedef gvr_audio_surround_format_type AudioSurroundFormat;
 
 typedef gvr_color_format_type ColorFormat;
@@ -599,6 +617,12 @@ const ControllerHandedness kControllerRightHanded =
 const ControllerHandedness kControllerLeftHanded =
     static_cast<ControllerHandedness>(GVR_CONTROLLER_LEFT_HANDED);
 
+typedef gvr_arm_model_behavior ArmModelBehavior;
+const ArmModelBehavior kArmModelBehaviorFollowGaze =
+    static_cast<ArmModelBehavior>(GVR_ARM_MODEL_FOLLOW_GAZE);
+const ArmModelBehavior kArmModelBehaviorSyncGaze =
+    static_cast<ArmModelBehavior>(GVR_ARM_MODEL_SYNC_GAZE);
+
 typedef gvr_error Error;
 const Error kErrorNone = static_cast<Error>(GVR_ERROR_NONE);
 const Error kErrorControllerCreateFailed =

libraries/sdk-audio-1.60.1.pom → libraries/sdk-audio-1.70.0.pom

@@ -4,7 +4,7 @@
 
   <groupId>com.google.vr</groupId>
   <artifactId>sdk-audio</artifactId>
-  <version>1.60.1</version>
+  <version>1.70.0</version>
   <packaging>aar</packaging>
 
   <name>Google VR SDK-Audio</name>
@@ -19,7 +19,7 @@
       <groupId>com.google.vr</groupId>
       <artifactId>sdk-base</artifactId>
       <type>aar</type>
-      <version>1.60.1</version>
+      <version>1.70.0</version>
     </dependency>
   </dependencies>
 </project>

libraries/sdk-base-1.60.1.pom → libraries/sdk-base-1.70.0.pom

@@ -4,7 +4,7 @@
 
   <groupId>com.google.vr</groupId>
   <artifactId>sdk-base</artifactId>
-  <version>1.60.1</version>
+  <version>1.70.0</version>
   <packaging>aar</packaging>
 
   <name>Google VR SDK-Base</name>
@@ -19,7 +19,7 @@
       <groupId>com.google.vr</groupId>
       <artifactId>sdk-common</artifactId>
       <type>aar</type>
-      <version>1.60.1</version>
+      <version>1.70.0</version>
     </dependency>
   </dependencies>
 </project>

libraries/sdk-common-1.60.1.pom → libraries/sdk-common-1.70.0.pom

@@ -4,7 +4,7 @@
 
   <groupId>com.google.vr</groupId>
   <artifactId>sdk-common</artifactId>
-  <version>1.60.1</version>
+  <version>1.70.0</version>
   <packaging>aar</packaging>
 
   <name>Google VR SDK-Common</name>