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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 #ifndef PPAPI_SHARED_IMPL_PPB_GAMEPAD_SHARED_H_ | 5 #ifndef PPAPI_SHARED_IMPL_PPB_GAMEPAD_SHARED_H_ |
6 #define PPAPI_SHARED_IMPL_PPB_GAMEPAD_SHARED_H_ | 6 #define PPAPI_SHARED_IMPL_PPB_GAMEPAD_SHARED_H_ |
7 | 7 |
8 #include "base/atomicops.h" | 8 #include "base/atomicops.h" |
9 #include "base/strings/string16.h" | 9 #include "base/strings/string16.h" |
10 #include "ppapi/c/ppb_gamepad.h" | 10 #include "ppapi/c/ppb_gamepad.h" |
11 #include "ppapi/shared_impl/ppapi_shared_export.h" | 11 #include "ppapi/shared_impl/ppapi_shared_export.h" |
12 | 12 |
13 namespace ppapi { | 13 namespace ppapi { |
14 | 14 |
15 // TODO(brettw) when we remove the non-IPC-based gamepad implementation, this | 15 // TODO(brettw) when we remove the non-IPC-based gamepad implementation, this |
16 // code should all move into the GamepadResource. | 16 // code should all move into the GamepadResource. |
17 | 17 |
18 #pragma pack(push, 1) | 18 #pragma pack(push, 1) |
19 | 19 |
20 struct WebKitGamepadButton { | 20 struct WebKitGamepadButton { |
21 bool pressed; | 21 bool pressed; |
22 float value; | 22 double value; |
23 }; | 23 }; |
24 | 24 |
25 // This must match the definition of blink::Gamepad. The GamepadHost unit test | 25 // This must match the definition of blink::Gamepad. The GamepadHost unit test |
26 // has some compile asserts to validate this. | 26 // has some compile asserts to validate this. |
27 struct WebKitGamepad { | 27 struct WebKitGamepad { |
28 static const size_t kIdLengthCap = 128; | 28 static const size_t kIdLengthCap = 128; |
29 static const size_t kMappingLengthCap = 16; | 29 static const size_t kMappingLengthCap = 16; |
30 static const size_t kAxesLengthCap = 16; | 30 static const size_t kAxesLengthCap = 16; |
31 static const size_t kButtonsLengthCap = 32; | 31 static const size_t kButtonsLengthCap = 32; |
32 | 32 |
33 // Is there a gamepad connected at this index? | 33 // Is there a gamepad connected at this index? |
34 bool connected; | 34 bool connected; |
35 | 35 |
36 // Device identifier (based on manufacturer, model, etc.). | 36 // Device identifier (based on manufacturer, model, etc.). |
37 base::char16 id[kIdLengthCap]; | 37 base::char16 id[kIdLengthCap]; |
38 | 38 |
39 // Monotonically increasing value referring to when the data were last | 39 // Monotonically increasing value referring to when the data were last |
40 // updated. | 40 // updated. |
41 unsigned long long timestamp; | 41 unsigned long long timestamp; |
42 | 42 |
43 // Number of valid entries in the axes array. | 43 // Number of valid entries in the axes array. |
44 unsigned axes_length; | 44 unsigned axes_length; |
45 | 45 |
46 // Normalized values representing axes, in the range [-1..1]. | 46 // Normalized values representing axes, in the range [-1..1]. |
47 float axes[kAxesLengthCap]; | 47 double axes[kAxesLengthCap]; |
48 | 48 |
49 // Number of valid entries in the buttons array. | 49 // Number of valid entries in the buttons array. |
50 unsigned buttons_length; | 50 unsigned buttons_length; |
51 | 51 |
52 // Normalized values representing buttons, in the range [0..1]. | 52 // Normalized values representing buttons, in the range [0..1]. |
53 WebKitGamepadButton buttons[kButtonsLengthCap]; | 53 WebKitGamepadButton buttons[kButtonsLengthCap]; |
54 | 54 |
55 // Mapping type (for example "standard") | 55 // Mapping type (for example "standard") |
56 base::char16 mapping[kMappingLengthCap]; | 56 base::char16 mapping[kMappingLengthCap]; |
57 }; | 57 }; |
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78 | 78 |
79 #pragma pack(pop) | 79 #pragma pack(pop) |
80 | 80 |
81 PPAPI_SHARED_EXPORT void ConvertWebKitGamepadData( | 81 PPAPI_SHARED_EXPORT void ConvertWebKitGamepadData( |
82 const WebKitGamepads& webkit_data, | 82 const WebKitGamepads& webkit_data, |
83 PP_GamepadsSampleData* output_data); | 83 PP_GamepadsSampleData* output_data); |
84 | 84 |
85 } // namespace ppapi | 85 } // namespace ppapi |
86 | 86 |
87 #endif // PPAPI_SHARED_IMPL_PPB_GAMEPAD_SHARED_H_ | 87 #endif // PPAPI_SHARED_IMPL_PPB_GAMEPAD_SHARED_H_ |
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