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Side by Side Diff: ppapi/api/ppb_gamepad.idl

Issue 280713004: Update Gamepad API to match the latest specification (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 7 months ago
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1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved. 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 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 5
6 /** 6 /**
7 * This file defines the <code>PPB_Gamepad</code> interface, which 7 * This file defines the <code>PPB_Gamepad</code> interface, which
8 * provides access to gamepad devices. 8 * provides access to gamepad devices.
9 */ 9 */
10 10
11 [generate_thunk] 11 [generate_thunk]
12 12
13 label Chrome { 13 label Chrome {
14 M19 = 1.0 14 M19 = 1.0
15 }; 15 };
16 16
17 /** 17 /**
18 * The data for one gamepad device. 18 * The data for one gamepad device.
19 */ 19 */
20 [assert_size(472)] 20 [assert_size(672)]
21 struct PP_GamepadSampleData { 21 struct PP_GamepadSampleData {
22 /** 22 /**
23 * Number of valid elements in the |axes| array. 23 * Number of valid elements in the |axes| array.
24 */ 24 */
25 uint32_t axes_length; 25 uint32_t axes_length;
26 26
27 /** 27 /**
28 * Normalized values for the axes, indices valid up to |axes_length|-1. Axis 28 * Normalized values for the axes, indices valid up to |axes_length|-1. Axis
29 * values range from -1..1, and are in order of "importance". 29 * values range from -1..1, and are in order of "importance".
30 */ 30 */
31 float_t[16] axes; 31 double_t[16] axes;
32 32
33 /** 33 /**
34 * Number of valid elements in the |buttons| array. 34 * Number of valid elements in the |buttons| array.
35 */ 35 */
36 uint32_t buttons_length; 36 uint32_t buttons_length;
37 37
38 /** 38 /**
39 * Normalized values for the buttons, indices valid up to |buttons_length| 39 * Normalized values for the buttons, indices valid up to |buttons_length|
40 * - 1. Button values range from 0..1, and are in order of importance. 40 * - 1. Button values range from 0..1, and are in order of importance.
41 */ 41 */
42 float_t[32] buttons; 42 double_t[32] buttons;
43 43
44 /** 44 /**
45 * Monotonically increasing value that is incremented when the data have 45 * Monotonically increasing value that is incremented when the data have
46 * been updated. 46 * been updated.
47 */ 47 */
48 double_t timestamp; 48 double_t timestamp;
49 49
50 /** 50 /**
51 * Identifier for the type of device/manufacturer. 51 * Identifier for the type of device/manufacturer.
52 */ 52 */
53 uint16_t[128] id; 53 uint16_t[128] id;
54 54
55 /** 55 /**
56 * Is there a gamepad connected at this index? If this is false, no other 56 * Is there a gamepad connected at this index? If this is false, no other
57 * data in this structure is valid. 57 * data in this structure is valid.
58 */ 58 */
59 PP_Bool connected; 59 PP_Bool connected;
60 60
61 /* Padding to make the struct the same size between 64 and 32. */ 61 /* Padding to make the struct the same size between 64 and 32. */
62 char[4] unused_pad_; 62 char[4] unused_pad_;
63 }; 63 };
64 64
65 /** 65 /**
66 * The data for all gamepads connected to the system. 66 * The data for all gamepads connected to the system.
67 */ 67 */
68 [assert_size(1896)] 68 [assert_size(2696)]
69 struct PP_GamepadsSampleData { 69 struct PP_GamepadsSampleData {
70 /** 70 /**
71 * Number of valid elements in the |items| array. 71 * Number of valid elements in the |items| array.
72 */ 72 */
73 uint32_t length; 73 uint32_t length;
74 74
75 /* Padding to make the struct the same size between 64 and 32. */ 75 /* Padding to make the struct the same size between 64 and 32. */
76 char[4] unused_pad_; 76 char[4] unused_pad_;
77 77
78 /** 78 /**
79 * Data for an individual gamepad device connected to the system. 79 * Data for an individual gamepad device connected to the system.
80 */ 80 */
81 PP_GamepadSampleData[4] items; 81 PP_GamepadSampleData[4] items;
82 }; 82 };
83 83
84 /** 84 /**
85 * The <code>PPB_Gamepad</code> interface allows retrieving data from 85 * The <code>PPB_Gamepad</code> interface allows retrieving data from
86 * gamepad/joystick devices that are connected to the system. 86 * gamepad/joystick devices that are connected to the system.
87 */ 87 */
88 [version=1.0, macro="PPB_GAMEPAD_INTERFACE", singleton] 88 [version=1.0, macro="PPB_GAMEPAD_INTERFACE", singleton]
89 interface PPB_Gamepad { 89 interface PPB_Gamepad {
90 /** 90 /**
91 * Samples the current state of the available gamepads. 91 * Samples the current state of the available gamepads.
92 */ 92 */
93 [always_set_output_parameters] 93 [always_set_output_parameters]
94 void Sample( 94 void Sample(
95 [in] PP_Instance instance, 95 [in] PP_Instance instance,
96 [out] PP_GamepadsSampleData data); 96 [out] PP_GamepadsSampleData data);
97 }; 97 };
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