ppapi/shared_impl/ppb_gamepad_shared.cc

   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 #include "ppapi/shared_impl/ppb_gamepad_shared.h"
   6
   7 #include "base/basictypes.h"
   8
   9 namespace ppapi {
  10
  11 void ConvertWebKitGamepadData(const WebKitGamepads& webkit_data,
  12                               PP_GamepadsSampleData* output_data) {
  13   output_data->length = webkit_data.length;
  14   for (unsigned i = 0; i < webkit_data.length; ++i) {
  15     PP_GamepadSampleData& output_pad = output_data->items[i];
  16     const WebKitGamepad& webkit_pad = webkit_data.items[i];
  17     output_pad.connected = webkit_pad.connected ? PP_TRUE : PP_FALSE;
  18     if (webkit_pad.connected) {
  19       static_assert(sizeof(output_pad.id) == sizeof(webkit_pad.id),
  20                     "id size does not match");
  21       memcpy(output_pad.id, webkit_pad.id, sizeof(output_pad.id));
  22       output_pad.timestamp = static_cast<double>(webkit_pad.timestamp);
  23       output_pad.axes_length = webkit_pad.axes_length;
  24       for (unsigned j = 0; j < webkit_pad.axes_length; ++j)
  25         output_pad.axes[j] = static_cast<float>(webkit_pad.axes[j]);
  26       output_pad.buttons_length = webkit_pad.buttons_length;
  27       for (unsigned j = 0; j < webkit_pad.buttons_length; ++j)
  28         output_pad.buttons[j] = static_cast<float>(webkit_pad.buttons[j].value);
  29     }
  30   }
  31 }
  32
  33 }  // namespace ppapi