| // Copyright (c) 2012 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. |
| |
| #include "ppapi/shared_impl/ppb_gamepad_shared.h" |
| |
| #include <string.h> |
| |
| #include <algorithm> |
| |
| namespace ppapi { |
| |
| const size_t WebKitGamepads::kItemsLengthCap; |
| |
| void ConvertWebKitGamepadData(const WebKitGamepads& webkit_data, |
| PP_GamepadsSampleData* output_data) { |
| size_t length = std::min(WebKitGamepads::kItemsLengthCap, |
| static_cast<const size_t>(webkit_data.length)); |
| output_data->length = static_cast<unsigned>(length); |
| for (unsigned i = 0; i < length; ++i) { |
| PP_GamepadSampleData& output_pad = output_data->items[i]; |
| const WebKitGamepad& webkit_pad = webkit_data.items[i]; |
| output_pad.connected = webkit_pad.connected ? PP_TRUE : PP_FALSE; |
| if (webkit_pad.connected) { |
| static_assert(sizeof(output_pad.id) == sizeof(webkit_pad.id), |
| "id size does not match"); |
| memcpy(output_pad.id, webkit_pad.id, sizeof(output_pad.id)); |
| output_pad.timestamp = static_cast<double>(webkit_pad.timestamp); |
| output_pad.axes_length = webkit_pad.axes_length; |
| for (unsigned j = 0; j < webkit_pad.axes_length; ++j) |
| output_pad.axes[j] = static_cast<float>(webkit_pad.axes[j]); |
| output_pad.buttons_length = webkit_pad.buttons_length; |
| for (unsigned j = 0; j < webkit_pad.buttons_length; ++j) |
| output_pad.buttons[j] = static_cast<float>(webkit_pad.buttons[j].value); |
| } |
| } |
| } |
| |
| } // namespace ppapi |