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122 lines
3.1 KiB
Plaintext
122 lines
3.1 KiB
Plaintext
// Copyright 2016 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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module device.mojom;
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import "mojo/public/mojom/base/shared_memory.mojom";
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struct GamepadQuaternion {
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float x;
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float y;
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float z;
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float w;
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};
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struct GamepadVector {
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float x;
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float y;
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float z;
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};
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struct GamepadButton {
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bool pressed;
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bool touched;
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double value;
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};
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struct GamepadPose {
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GamepadQuaternion? orientation;
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GamepadVector? position;
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GamepadVector? angular_velocity;
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GamepadVector? linear_velocity;
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GamepadVector? angular_acceleration;
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GamepadVector? linear_acceleration;
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};
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enum GamepadHand {
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GamepadHandNone = 0,
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GamepadHandLeft = 1,
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GamepadHandRight = 2
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};
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enum GamepadHapticActuatorType {
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GamepadHapticActuatorTypeVibration = 0,
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GamepadHapticActuatorTypeDualRumble = 1
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};
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enum GamepadHapticEffectType {
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GamepadHapticEffectTypeDualRumble = 0
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};
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struct GamepadHapticActuator {
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GamepadHapticActuatorType type;
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};
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struct Gamepad {
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bool connected;
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array<uint16> id;
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int64 timestamp;
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array<double> axes;
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array<GamepadButton> buttons;
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GamepadHapticActuator? vibration_actuator;
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array<uint16> mapping;
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GamepadPose? pose;
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GamepadHand hand;
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uint32 display_id;
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};
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interface GamepadObserver {
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// Called when a gamepad is connected. |index| is the index of the gamepad in
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// the gamepad array, and |gamepad| is a reference to the connected gamepad.
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GamepadConnected(uint32 index, Gamepad gamepad);
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// Called when a gamepad is disconnected. |index| is the former index of the
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// gamepad in the gamepad array, and |gamepad| is a reference to the
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// connected gamepad.
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GamepadDisconnected(uint32 index, Gamepad gamepad);
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// Called when a button or axis is changed on a connected gamepad. |index| is
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// the index of the gamepad in the gamepad array, and |gamepad| is a reference
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// to the gamepad.
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GamepadButtonOrAxisChanged(uint32 index, Gamepad gamepad);
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};
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// Asks the browser process to start polling, and return a shared memory
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// region that will hold the data from the hardware. See
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// gamepad_shared_buffer.h for a description of how synchronization is
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// handled. The number of Starts should match the number of Stops.
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interface GamepadMonitor {
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[Sync]
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GamepadStartPolling()
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=> (mojo_base.mojom.ReadOnlySharedMemoryRegion memory_region);
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[Sync]
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GamepadStopPolling() => ();
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SetObserver(GamepadObserver gamepad_observer);
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};
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struct GamepadEffectParameters {
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double duration;
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double start_delay;
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double strong_magnitude;
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double weak_magnitude;
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};
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enum GamepadHapticsResult {
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GamepadHapticsResultError = 0,
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GamepadHapticsResultComplete = 1,
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GamepadHapticsResultPreempted = 2,
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GamepadHapticsResultInvalidParameter = 3,
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GamepadHapticsResultNotSupported = 4
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};
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interface GamepadHapticsManager {
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PlayVibrationEffectOnce(uint32 pad_index,
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GamepadHapticEffectType type,
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GamepadEffectParameters params)
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=> (GamepadHapticsResult result);
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ResetVibrationActuator(uint32 pad_index) => (GamepadHapticsResult result);
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};
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