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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "device/vr/android/gvr/gvr_gamepad_data_fetcher.h" | 5 #include "device/vr/android/gvr/gvr_gamepad_data_fetcher.h" |
6 | 6 |
7 #include "base/memory/ptr_util.h" | 7 #include "base/memory/ptr_util.h" |
8 #include "base/strings/utf_string_conversions.h" | 8 #include "base/strings/utf_string_conversions.h" |
| 9 #include "device/gamepad/public/cpp/gamepads.h" |
9 #include "device/vr/android/gvr/gvr_gamepad_data_provider.h" | 10 #include "device/vr/android/gvr/gvr_gamepad_data_provider.h" |
10 #include "device/vr/vr_types.h" | 11 #include "device/vr/vr_types.h" |
11 #include "third_party/WebKit/public/platform/WebGamepads.h" | |
12 | 12 |
13 namespace device { | 13 namespace device { |
14 | 14 |
15 namespace { | 15 namespace { |
16 | 16 |
17 void CopyToWebUString(blink::WebUChar* dest, | 17 void CopyToUString(UChar* dest, size_t dest_length, base::string16 src) { |
18 size_t dest_length, | 18 static_assert(sizeof(base::string16::value_type) == sizeof(UChar), |
19 base::string16 src) { | |
20 static_assert(sizeof(base::string16::value_type) == sizeof(blink::WebUChar), | |
21 "Mismatched string16/WebUChar size."); | 19 "Mismatched string16/WebUChar size."); |
22 | 20 |
23 const size_t str_to_copy = std::min(src.size(), dest_length - 1); | 21 const size_t str_to_copy = std::min(src.size(), dest_length - 1); |
24 memcpy(dest, src.data(), str_to_copy * sizeof(base::string16::value_type)); | 22 memcpy(dest, src.data(), str_to_copy * sizeof(base::string16::value_type)); |
25 dest[str_to_copy] = 0; | 23 dest[str_to_copy] = 0; |
26 } | 24 } |
27 | 25 |
28 } // namespace | 26 } // namespace |
29 | 27 |
30 using namespace blink; | |
31 | |
32 GvrGamepadDataFetcher::Factory::Factory(GvrGamepadDataProvider* data_provider, | 28 GvrGamepadDataFetcher::Factory::Factory(GvrGamepadDataProvider* data_provider, |
33 unsigned int display_id) | 29 unsigned int display_id) |
34 : data_provider_(data_provider), display_id_(display_id) { | 30 : data_provider_(data_provider), display_id_(display_id) { |
35 DVLOG(1) << __FUNCTION__ << "=" << this; | 31 DVLOG(1) << __FUNCTION__ << "=" << this; |
36 } | 32 } |
37 | 33 |
38 GvrGamepadDataFetcher::Factory::~Factory() { | 34 GvrGamepadDataFetcher::Factory::~Factory() { |
39 DVLOG(1) << __FUNCTION__ << "=" << this; | 35 DVLOG(1) << __FUNCTION__ << "=" << this; |
40 } | 36 } |
41 | 37 |
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
78 // Called from gamepad polling thread. | 74 // Called from gamepad polling thread. |
79 | 75 |
80 PadState* state = GetPadState(0); | 76 PadState* state = GetPadState(0); |
81 if (!state) | 77 if (!state) |
82 return; | 78 return; |
83 | 79 |
84 // Take a snapshot of the asynchronously updated gamepad data. | 80 // Take a snapshot of the asynchronously updated gamepad data. |
85 // TODO(bajones): ensure consistency? | 81 // TODO(bajones): ensure consistency? |
86 GvrGamepadData provided_data = gamepad_data_; | 82 GvrGamepadData provided_data = gamepad_data_; |
87 | 83 |
88 WebGamepad& pad = state->data; | 84 Gamepad& pad = state->data; |
89 if (state->active_state == GAMEPAD_NEWLY_ACTIVE) { | 85 if (state->active_state == GAMEPAD_NEWLY_ACTIVE) { |
90 // This is the first time we've seen this device, so do some one-time | 86 // This is the first time we've seen this device, so do some one-time |
91 // initialization | 87 // initialization |
92 pad.connected = true; | 88 pad.connected = true; |
93 CopyToWebUString(pad.id, WebGamepad::kIdLengthCap, | 89 CopyToUString(pad.id, Gamepad::kIdLengthCap, |
94 base::UTF8ToUTF16("Daydream Controller")); | 90 base::UTF8ToUTF16("Daydream Controller")); |
95 CopyToWebUString(pad.mapping, WebGamepad::kMappingLengthCap, | 91 CopyToUString(pad.mapping, Gamepad::kMappingLengthCap, |
96 base::UTF8ToUTF16("")); | 92 base::UTF8ToUTF16("")); |
97 pad.buttons_length = 1; | 93 pad.buttons_length = 1; |
98 pad.axes_length = 2; | 94 pad.axes_length = 2; |
99 | 95 |
100 pad.display_id = display_id_; | 96 pad.display_id = display_id_; |
101 | 97 |
102 pad.hand = | 98 pad.hand = |
103 provided_data.right_handed ? kGamepadHandRight : kGamepadHandLeft; | 99 provided_data.right_handed ? GamepadHand::kRight : GamepadHand::kLeft; |
104 } | 100 } |
105 | 101 |
106 pad.timestamp = provided_data.timestamp; | 102 pad.timestamp = provided_data.timestamp; |
107 | 103 |
108 if (provided_data.is_touching) { | 104 if (provided_data.is_touching) { |
109 gfx::Vector2dF touch_position = provided_data.touch_pos; | 105 gfx::Vector2dF touch_position = provided_data.touch_pos; |
110 pad.axes[0] = (touch_position.x() * 2.0f) - 1.0f; | 106 pad.axes[0] = (touch_position.x() * 2.0f) - 1.0f; |
111 pad.axes[1] = (touch_position.y() * 2.0f) - 1.0f; | 107 pad.axes[1] = (touch_position.y() * 2.0f) - 1.0f; |
112 } else { | 108 } else { |
113 pad.axes[0] = 0.0f; | 109 pad.axes[0] = 0.0f; |
(...skipping 24 matching lines...) Expand all Loading... |
138 gfx::Vector3dF gyro = provided_data.gyro; | 134 gfx::Vector3dF gyro = provided_data.gyro; |
139 pad.pose.angular_velocity.not_null = true; | 135 pad.pose.angular_velocity.not_null = true; |
140 pad.pose.angular_velocity.x = gyro.x(); | 136 pad.pose.angular_velocity.x = gyro.x(); |
141 pad.pose.angular_velocity.y = gyro.y(); | 137 pad.pose.angular_velocity.y = gyro.y(); |
142 pad.pose.angular_velocity.z = gyro.z(); | 138 pad.pose.angular_velocity.z = gyro.z(); |
143 } | 139 } |
144 | 140 |
145 void GvrGamepadDataFetcher::PauseHint(bool paused) {} | 141 void GvrGamepadDataFetcher::PauseHint(bool paused) {} |
146 | 142 |
147 } // namespace device | 143 } // namespace device |
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