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| 1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 * Use of this source code is governed by a BSD-style license that can be | |
| 3 * found in the LICENSE file. | |
| 4 */ | |
| 5 | |
| 6 /** | |
| 7 * This file defines the <code>PPB_Gamepad_Dev</code> interface, which | |
| 8 * provides access to gamepad devices. | |
| 9 */ | |
| 10 | |
| 11 label Chrome { | |
| 12 M19 = 0.2 | |
| 13 }; | |
| 14 | |
| 15 /** | |
| 16 * The data for one gamepad device. | |
| 17 */ | |
| 18 [assert_size(472)] | |
| 19 struct PP_GamepadSampleData_Dev { | |
| 20 /** | |
| 21 * Number of valid elements in the |axes| array. | |
| 22 */ | |
| 23 uint32_t axes_length; | |
| 24 | |
| 25 /** | |
| 26 * Normalized values for the axes, indices valid up to |axes_length|-1. Axis | |
| 27 * values range from -1..1, and are in order of "importance". | |
| 28 */ | |
| 29 float_t[16] axes; | |
| 30 | |
| 31 /** | |
| 32 * Number of valid elements in the |buttons| array. | |
| 33 */ | |
| 34 uint32_t buttons_length; | |
| 35 | |
| 36 /** | |
| 37 * Normalized values for the buttons, indices valid up to |buttons_length| | |
| 38 * - 1. Button values range from 0..1, and are in order of importance. | |
| 39 */ | |
| 40 float_t[32] buttons; | |
| 41 | |
| 42 /** | |
| 43 * Monotonically increasing value that is incremented when the data have | |
| 44 * been updated. | |
| 45 */ | |
| 46 double_t timestamp; | |
| 47 | |
| 48 /** | |
| 49 * Identifier for the type of device/manufacturer. | |
| 50 */ | |
| 51 uint16_t[128] id; | |
| 52 | |
| 53 /** | |
| 54 * Is there a gamepad connected at this index? If this is false, no other | |
| 55 * data in this structure is valid. | |
| 56 */ | |
| 57 PP_Bool connected; | |
| 58 | |
| 59 /* Padding to make the struct the same size between 64 and 32. */ | |
| 60 char[4] unused_pad_; | |
| 61 }; | |
| 62 | |
| 63 /** | |
| 64 * The data for all gamepads connected to the system. | |
| 65 */ | |
| 66 [assert_size(1896)] | |
| 67 struct PP_GamepadsSampleData_Dev { | |
| 68 /** | |
| 69 * Number of valid elements in the |items| array. | |
| 70 */ | |
| 71 uint32_t length; | |
| 72 | |
| 73 /* Padding to make the struct the same size between 64 and 32. */ | |
| 74 char[4] unused_pad_; | |
| 75 | |
| 76 /** | |
| 77 * Data for an individual gamepad device connected to the system. | |
| 78 */ | |
| 79 PP_GamepadSampleData_Dev[4] items; | |
| 80 }; | |
| 81 | |
| 82 /** | |
| 83 * The <code>PPB_Gamepad_Dev</code> interface allows retrieving data from | |
| 84 * gamepad/joystick devices that are connected to the system. | |
| 85 */ | |
| 86 [version=0.2, macro="PPB_GAMEPAD_DEV_INTERFACE"] | |
| 87 interface PPB_Gamepad_Dev { | |
| 88 /** | |
| 89 * Samples the current state of the connected gamepads. | |
| 90 */ | |
| 91 void Sample( | |
| 92 [in] PP_Instance instance, | |
| 93 [out] PP_GamepadsSampleData_Dev data); | |
| 94 | |
| 95 }; | |
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Chromium Code Reviews
Issue 9566022:
Rename NaCl/pepper gamepad interface from _dev to stable (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src