OLD | NEW |
1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "content/browser/device_sensors/data_fetcher_shared_memory.h" | 5 #include "device/sensors/data_fetcher_shared_memory.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "base/metrics/histogram_macros.h" | 8 #include "base/metrics/histogram_macros.h" |
9 | 9 |
10 namespace { | 10 namespace { |
11 | 11 |
12 bool SetMotionBuffer(content::DeviceMotionHardwareBuffer* buffer, | 12 bool SetMotionBuffer(device::DeviceMotionHardwareBuffer* buffer, bool enabled) { |
13 bool enabled) { | |
14 if (!buffer) | 13 if (!buffer) |
15 return false; | 14 return false; |
16 buffer->seqlock.WriteBegin(); | 15 buffer->seqlock.WriteBegin(); |
17 buffer->data.allAvailableSensorsAreActive = enabled; | 16 buffer->data.allAvailableSensorsAreActive = enabled; |
18 buffer->seqlock.WriteEnd(); | 17 buffer->seqlock.WriteEnd(); |
19 return true; | 18 return true; |
20 } | 19 } |
21 | 20 |
22 bool SetOrientationBuffer( | 21 bool SetOrientationBuffer(device::DeviceOrientationHardwareBuffer* buffer, |
23 content::DeviceOrientationHardwareBuffer* buffer, bool enabled) { | 22 bool enabled) { |
24 if (!buffer) | 23 if (!buffer) |
25 return false; | 24 return false; |
26 buffer->seqlock.WriteBegin(); | 25 buffer->seqlock.WriteBegin(); |
27 buffer->data.allAvailableSensorsAreActive = enabled; | 26 buffer->data.allAvailableSensorsAreActive = enabled; |
28 buffer->seqlock.WriteEnd(); | 27 buffer->seqlock.WriteEnd(); |
29 return true; | 28 return true; |
30 } | 29 } |
31 | 30 |
32 bool SetLightBuffer(content::DeviceLightHardwareBuffer* buffer, | 31 bool SetLightBuffer(device::DeviceLightHardwareBuffer* buffer, double lux) { |
33 double lux) { | |
34 if (!buffer) | 32 if (!buffer) |
35 return false; | 33 return false; |
36 buffer->seqlock.WriteBegin(); | 34 buffer->seqlock.WriteBegin(); |
37 buffer->data.value = lux; | 35 buffer->data.value = lux; |
38 buffer->seqlock.WriteEnd(); | 36 buffer->seqlock.WriteEnd(); |
39 return true; | 37 return true; |
40 } | 38 } |
41 | 39 |
42 } // namespace | 40 } // namespace |
43 | 41 |
44 namespace content { | 42 namespace device { |
45 | 43 |
46 DataFetcherSharedMemory::DataFetcherSharedMemory() {} | 44 DataFetcherSharedMemory::DataFetcherSharedMemory() {} |
47 | 45 |
48 DataFetcherSharedMemory::~DataFetcherSharedMemory() { | 46 DataFetcherSharedMemory::~DataFetcherSharedMemory() {} |
49 } | |
50 | 47 |
51 bool DataFetcherSharedMemory::Start(ConsumerType consumer_type, void* buffer) { | 48 bool DataFetcherSharedMemory::Start(ConsumerType consumer_type, void* buffer) { |
52 DCHECK(buffer); | 49 DCHECK(buffer); |
53 | 50 |
54 switch (consumer_type) { | 51 switch (consumer_type) { |
55 case CONSUMER_TYPE_MOTION: | 52 case CONSUMER_TYPE_MOTION: |
56 motion_buffer_ = static_cast<DeviceMotionHardwareBuffer*>(buffer); | 53 motion_buffer_ = static_cast<DeviceMotionHardwareBuffer*>(buffer); |
57 UMA_HISTOGRAM_BOOLEAN("InertialSensor.MotionDefaultAvailable", false); | 54 UMA_HISTOGRAM_BOOLEAN("InertialSensor.MotionDefaultAvailable", false); |
58 return SetMotionBuffer(motion_buffer_, true); | 55 return SetMotionBuffer(motion_buffer_, true); |
59 case CONSUMER_TYPE_ORIENTATION: | 56 case CONSUMER_TYPE_ORIENTATION: |
60 orientation_buffer_ = | 57 orientation_buffer_ = |
61 static_cast<DeviceOrientationHardwareBuffer*>(buffer); | 58 static_cast<DeviceOrientationHardwareBuffer*>(buffer); |
62 UMA_HISTOGRAM_BOOLEAN("InertialSensor.OrientationDefaultAvailable", | 59 UMA_HISTOGRAM_BOOLEAN("InertialSensor.OrientationDefaultAvailable", |
63 false); | 60 false); |
64 return SetOrientationBuffer(orientation_buffer_, true); | 61 return SetOrientationBuffer(orientation_buffer_, true); |
65 case CONSUMER_TYPE_ORIENTATION_ABSOLUTE: | 62 case CONSUMER_TYPE_ORIENTATION_ABSOLUTE: |
66 orientation_absolute_buffer_ = | 63 orientation_absolute_buffer_ = |
67 static_cast<DeviceOrientationHardwareBuffer*>(buffer); | 64 static_cast<DeviceOrientationHardwareBuffer*>(buffer); |
68 return SetOrientationBuffer(orientation_absolute_buffer_, true); | 65 return SetOrientationBuffer(orientation_absolute_buffer_, true); |
69 case CONSUMER_TYPE_LIGHT: | 66 case CONSUMER_TYPE_LIGHT: |
70 light_buffer_ = static_cast<DeviceLightHardwareBuffer*>(buffer); | 67 light_buffer_ = static_cast<DeviceLightHardwareBuffer*>(buffer); |
71 return SetLightBuffer(light_buffer_, | 68 return SetLightBuffer(light_buffer_, |
72 std::numeric_limits<double>::infinity()); | 69 std::numeric_limits<double>::infinity()); |
73 default: | 70 default: |
(...skipping 11 matching lines...) Expand all Loading... |
85 case CONSUMER_TYPE_ORIENTATION_ABSOLUTE: | 82 case CONSUMER_TYPE_ORIENTATION_ABSOLUTE: |
86 return SetOrientationBuffer(orientation_absolute_buffer_, false); | 83 return SetOrientationBuffer(orientation_absolute_buffer_, false); |
87 case CONSUMER_TYPE_LIGHT: | 84 case CONSUMER_TYPE_LIGHT: |
88 return SetLightBuffer(light_buffer_, -1); | 85 return SetLightBuffer(light_buffer_, -1); |
89 default: | 86 default: |
90 NOTREACHED(); | 87 NOTREACHED(); |
91 } | 88 } |
92 return false; | 89 return false; |
93 } | 90 } |
94 | 91 |
95 } // namespace content | 92 } // namespace device |
OLD | NEW |