| // Copyright 2018 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 SensorReadingRemapper_h |
| #define SensorReadingRemapper_h |
| |
| #include "platform/wtf/Allocator.h" |
| #include "services/device/public/cpp/generic_sensor/sensor_reading.h" |
| #include "services/device/public/interfaces/sensor.mojom-blink.h" |
| |
| namespace blink { |
| |
| class SensorReadingRemapper { |
| STATIC_ONLY(SensorReadingRemapper); |
| |
| public: |
| // For spatial sensors, remaps coordinates to the |
| // screen coordinate system, i.e. performs clockwise |
| // rotation |orientation_angle| degrees around Z-axis: |
| // | cos(a) sin(a) 0||x| |
| // | -sin(a) cos(a) 0||y| |
| // | 0 0 1||z| |
| static void RemapToScreenCoords(device::mojom::blink::SensorType, |
| uint16_t orientation_angle, |
| device::SensorReading*); |
| }; |
| |
| } // namespace blink |
| |
| #endif // SensorReadingRemapper_h |
