Controller support for VrShell

chrome/browser/android/vr_shell/vr_controller_manager.h

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_ANDROID_VR_SHELL_VR_CONTROLLER_MANAGER_H_
+#define CHROME_BROWSER_ANDROID_VR_SHELL_VR_CONTROLLER_MANAGER_H_
+
+#include "base/memory/ref_counted.h"
+#include "base/task_runner_util.h"
+#include "chrome/browser/android/vr_shell/vr_controller.h"
+#include "chrome/browser/android/vr_shell/vr_gesture.h"
+#include "content/public/browser/android/content_view_core.h"
+#include "content/public/browser/android/vr_input_manager.h"
+#include "third_party/gvr-android-sdk/src/ndk-beta/include/vr/gvr/capi/include/gvr.h"
+#include "third_party/gvr-android-sdk/src/ndk-beta/include/vr/gvr/capi/include/gvr_controller.h"
+#include "third_party/gvr-android-sdk/src/ndk-beta/include/vr/gvr/capi/include/gvr_types.h"
+
+namespace vr_shell {
+
+class VrControllerManager
+    : public base::RefCountedThreadSafe<VrControllerManager> {
+ public:
+  // Controller API entry point.
+  VrControllerManager();
+
+  // Must be called when the Activity gets onResume().
+  void OnResume();
+
+  // Must be called when the Activity gets onPause().
+  void OnPause();
+
+  // Must be called when the GL renderer gets onSurfaceCreated().
+  void Initialize(gvr_context_* gvr_context);
+
+  // Must be called when the GL renderer gets onDrawFrame().
+  VrGesture Update();
+
+  bool IsTouching();

[mthiesse, 2016/09/22 16:20:11]

As discussed offline, we should just expose the VrController directly from this
class and remove a layer of indirection.

[asimjour, 2016/09/22 22:55:16]

Done.

+
+  float TouchPosX();
+
+  float TouchPosY();
+
+  // Must be called when the GL renderer gets onDrawFrame().
+  void ProcessUpdatedGesture(VrGesture gesture);
+  // Must be called when the GL renderer gets onDrawFrame().
+  void ProcessUpdatedUIGesture(VrGesture gesture);
+
+  void SetContentViewCore(content::ContentViewCore* content_cvc_ptr,
+                          content::ContentViewCore* ui_cvc_ptr);
+
+  const gvr::Quatf Orientation();
+
+  bool IsTouchDown();
+  bool IsTouchUp();
+
+  bool ButtonUp(const int32_t button);
+  bool ButtonDown(const int32_t button);
+
+  bool IsConnected();
+
+ protected:
+  friend class base::RefCountedThreadSafe<VrControllerManager>;
+  virtual ~VrControllerManager();
+
+ private:
+  void SendGesture(VrGesture gesture,
+                   content::VrInputManager* content_view_core_ptr);
+
+  content::VrInputManager* vr_content_ptr;
+  content::VrInputManager* vr_ui_ptr;
+  std::unique_ptr<VrController> vr_controller_;
+  std::unique_ptr<gvr::ControllerApi> controller_api_;
+};
+
+}  // namespace vr_shell
+
+#endif  // CHROME_BROWSER_ANDROID_VR_SHELL_VR_CONTROLLER_MANAGER_H_