Revert of Android WebVR implementation, Cardboard 0.5.5 SDK

content/browser/vr/android/cardboard/cardboard_vr_device.cc

Index: content/browser/vr/android/cardboard/cardboard_vr_device.cc
diff --git a/content/browser/vr/android/cardboard/cardboard_vr_device.cc b/content/browser/vr/android/cardboard/cardboard_vr_device.cc
deleted file mode 100644
index 28661ea730ce9a4c7ab689512d1cbc430a6e294a..0000000000000000000000000000000000000000
--- a/content/browser/vr/android/cardboard/cardboard_vr_device.cc
+++ /dev/null
@@ -1,153 +0,0 @@
-// Copyright 2015 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.
-
-#include "content/browser/vr/android/cardboard/cardboard_vr_device.h"
-
-#include <math.h>
-#include <algorithm>
-
-#include "base/android/jni_android.h"
-#include "base/android/jni_array.h"
-#include "base/android/jni_string.h"
-#include "base/strings/string_util.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/time/time.h"
-#include "base/trace_event/trace_event.h"
-#include "content/browser/vr/vr_transform_util.h"
-#include "jni/CardboardVRDevice_jni.h"
-
-using base::android::AttachCurrentThread;
-
-namespace content {
-
-bool CardboardVRDevice::RegisterCardboardVRDevice(JNIEnv* env) {
-  return RegisterNativesImpl(env);
-}
-
-CardboardVRDevice::CardboardVRDevice(VRDeviceProvider* provider)
-    : VRDevice(provider), frame_index_(0) {
-  JNIEnv* env = AttachCurrentThread();
-  j_cardboard_device_.Reset(Java_CardboardVRDevice_create(
-      env, base::android::GetApplicationContext()));
-  j_head_matrix_.Reset(env, env->NewFloatArray(16));
-}
-
-CardboardVRDevice::~CardboardVRDevice() {
-  Java_CardboardVRDevice_stopTracking(AttachCurrentThread(),
-                                      j_cardboard_device_.obj());
-}
-
-VRDeviceInfoPtr CardboardVRDevice::GetVRDevice() {
-  TRACE_EVENT0("input", "CardboardVRDevice::GetVRDevice");
-  VRDeviceInfoPtr device = VRDeviceInfo::New();
-
-  JNIEnv* env = AttachCurrentThread();
-
-  ScopedJavaLocalRef<jstring> j_device_name =
-      Java_CardboardVRDevice_getDeviceName(env, j_cardboard_device_.obj());
-  device->deviceName =
-      base::android::ConvertJavaStringToUTF8(env, j_device_name.obj());
-
-  ScopedJavaLocalRef<jfloatArray> j_fov(env, env->NewFloatArray(4));
-  Java_CardboardVRDevice_getFieldOfView(env, j_cardboard_device_.obj(),
-                                        j_fov.obj());
-
-  std::vector<float> fov;
-  base::android::JavaFloatArrayToFloatVector(env, j_fov.obj(), &fov);
-
-  device->hmdInfo = VRHMDInfo::New();
-  VRHMDInfoPtr& hmdInfo = device->hmdInfo;
-
-  hmdInfo->leftEye = VREyeParameters::New();
-  hmdInfo->rightEye = VREyeParameters::New();
-  VREyeParametersPtr& left_eye = hmdInfo->leftEye;
-  VREyeParametersPtr& right_eye = hmdInfo->rightEye;
-
-  left_eye->recommendedFieldOfView = VRFieldOfView::New();
-  left_eye->recommendedFieldOfView->upDegrees = fov[0];
-  left_eye->recommendedFieldOfView->downDegrees = fov[1];
-  left_eye->recommendedFieldOfView->leftDegrees = fov[2];
-  left_eye->recommendedFieldOfView->rightDegrees = fov[3];
-
-  // Cardboard devices always assume a mirrored FOV, so this is just the left
-  // eye FOV with the left and right degrees swapped.
-  right_eye->recommendedFieldOfView = VRFieldOfView::New();
-  right_eye->recommendedFieldOfView->upDegrees = fov[0];
-  right_eye->recommendedFieldOfView->downDegrees = fov[1];
-  right_eye->recommendedFieldOfView->leftDegrees = fov[3];
-  right_eye->recommendedFieldOfView->rightDegrees = fov[2];
-
-  // Cardboard does not support configurable FOV.
-  left_eye->maximumFieldOfView = left_eye->recommendedFieldOfView.Clone();
-  right_eye->maximumFieldOfView = right_eye->recommendedFieldOfView.Clone();
-  left_eye->minimumFieldOfView = left_eye->recommendedFieldOfView.Clone();
-  right_eye->minimumFieldOfView = right_eye->recommendedFieldOfView.Clone();
-
-  float ipd = Java_CardboardVRDevice_getIpd(env, j_cardboard_device_.obj());
-
-  left_eye->eyeTranslation = VRVector3::New();
-  left_eye->eyeTranslation->x = ipd * -0.5f;
-  left_eye->eyeTranslation->y = 0.0f;
-  left_eye->eyeTranslation->z = 0.0f;
-
-  right_eye->eyeTranslation = VRVector3::New();
-  right_eye->eyeTranslation->x = ipd * 0.5f;
-  right_eye->eyeTranslation->y = 0.0f;
-  right_eye->eyeTranslation->z = 0.0f;
-
-  ScopedJavaLocalRef<jintArray> j_screen_size(env, env->NewIntArray(2));
-  Java_CardboardVRDevice_getScreenSize(env, j_cardboard_device_.obj(),
-                                       j_screen_size.obj());
-
-  std::vector<int> screen_size;
-  base::android::JavaIntArrayToIntVector(env, j_screen_size.obj(),
-                                         &screen_size);
-
-  left_eye->renderRect = VRRect::New();
-  left_eye->renderRect->x = 0;
-  left_eye->renderRect->y = 0;
-  left_eye->renderRect->width = screen_size[0] / 2.0;
-  left_eye->renderRect->height = screen_size[1];
-
-  right_eye->renderRect = VRRect::New();
-  right_eye->renderRect->x = screen_size[0] / 2.0;
-  right_eye->renderRect->y = 0;
-  right_eye->renderRect->width = screen_size[0] / 2.0;
-  right_eye->renderRect->height = screen_size[1];
-
-  return device.Pass();
-}
-
-VRSensorStatePtr CardboardVRDevice::GetSensorState() {
-  TRACE_EVENT0("input", "CardboardVRDevice::GetSensorState");
-  VRSensorStatePtr state = VRSensorState::New();
-
-  state->timestamp = base::Time::Now().ToJsTime();
-  state->frameIndex = frame_index_++;
-
-  JNIEnv* env = AttachCurrentThread();
-  Java_CardboardVRDevice_getSensorState(env, j_cardboard_device_.obj(),
-                                        j_head_matrix_.obj());
-
-  std::vector<float> head_matrix;
-  base::android::JavaFloatArrayToFloatVector(env, j_head_matrix_.obj(),
-                                             &head_matrix);
-
-  state->orientation = MatrixToOrientationQuaternion(
-      &head_matrix[0], &head_matrix[4], &head_matrix[8]);
-
-  state->position = VRVector3::New();
-  state->position->x = -head_matrix[12];
-  state->position->y = head_matrix[13];
-  state->position->z = head_matrix[14];
-
-  return state.Pass();
-}
-
-void CardboardVRDevice::ResetSensor() {
-  Java_CardboardVRDevice_resetSensor(AttachCurrentThread(),
-                                     j_cardboard_device_.obj());
-}
-
-}  // namespace content