content/browser/gamepad/gamepad_standard_mappings_win.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 "content/browser/gamepad/gamepad_standard_mappings.h"
   6
   7 namespace content {
   8
   9 namespace {
  10
  11 void MapperLogitechDualAction(
  12     const blink::WebGamepad& input,
  13     blink::WebGamepad* mapped) {
  14   *mapped = input;
  15   mapped->buttons[kButtonPrimary] = input.buttons[1];
  16   mapped->buttons[kButtonSecondary] = input.buttons[2];
  17   mapped->buttons[kButtonTertiary] = input.buttons[0];
  18   mapped->axes[kAxisRightStickY] = input.axes[5];
  19   DpadFromAxis(mapped, input.axes[9]);
  20
  21   mapped->buttonsLength = kNumButtons;
  22   mapped->axesLength = kNumAxes;
  23 }
  24
  25 void Mapper2Axes8Keys(
  26     const blink::WebGamepad& input,
  27     blink::WebGamepad* mapped) {
  28   *mapped = input;
  29   mapped->buttons[kButtonPrimary] = input.buttons[2];
  30   mapped->buttons[kButtonSecondary] = input.buttons[1];
  31   mapped->buttons[kButtonTertiary] = input.buttons[3];
  32   mapped->buttons[kButtonQuaternary] = input.buttons[0];
  33   mapped->buttons[kButtonDpadUp] = AxisNegativeAsButton(input.axes[1]);
  34   mapped->buttons[kButtonDpadDown] = AxisPositiveAsButton(input.axes[1]);
  35   mapped->buttons[kButtonDpadLeft] = AxisNegativeAsButton(input.axes[0]);
  36   mapped->buttons[kButtonDpadRight] = AxisPositiveAsButton(input.axes[0]);
  37
  38   // Missing buttons
  39   mapped->buttons[kButtonLeftTrigger] = blink::WebGamepadButton();
  40   mapped->buttons[kButtonRightTrigger] = blink::WebGamepadButton();
  41   mapped->buttons[kButtonLeftThumbstick] = blink::WebGamepadButton();
  42   mapped->buttons[kButtonRightThumbstick] = blink::WebGamepadButton();
  43   mapped->buttons[kButtonMeta] = blink::WebGamepadButton();
  44
  45   mapped->buttonsLength = kNumButtons - 1;
  46   mapped->axesLength = 0;
  47 }
  48
  49 void MapperDualshock4(
  50     const blink::WebGamepad& input,
  51     blink::WebGamepad* mapped) {
  52   enum Dualshock4Buttons {
  53     kTouchpadButton = kNumButtons,
  54     kNumDualshock4Buttons
  55   };
  56
  57   *mapped = input;
  58   mapped->buttons[kButtonPrimary] = input.buttons[1];
  59   mapped->buttons[kButtonSecondary] = input.buttons[2];
  60   mapped->buttons[kButtonTertiary] = input.buttons[0];
  61   mapped->buttons[kButtonQuaternary] = input.buttons[3];
  62   mapped->buttons[kButtonLeftShoulder] = input.buttons[4];
  63   mapped->buttons[kButtonRightShoulder] = input.buttons[5];
  64   mapped->buttons[kButtonLeftTrigger] = AxisToButton(input.axes[3]);
  65   mapped->buttons[kButtonRightTrigger] = AxisToButton(input.axes[4]);
  66   mapped->buttons[kButtonBackSelect] = input.buttons[8];
  67   mapped->buttons[kButtonStart] = input.buttons[9];
  68   mapped->buttons[kButtonLeftThumbstick] = input.buttons[10];
  69   mapped->buttons[kButtonRightThumbstick] = input.buttons[11];
  70   mapped->buttons[kButtonMeta] = input.buttons[12];
  71   mapped->buttons[kTouchpadButton] = input.buttons[13];
  72   mapped->axes[kAxisRightStickY] = input.axes[5];
  73   DpadFromAxis(mapped, input.axes[9]);
  74
  75   mapped->buttonsLength = kNumDualshock4Buttons;
  76   mapped->axesLength = kNumAxes;
  77 }
  78
  79 void MapperOnLiveWireless(
  80     const blink::WebGamepad& input,
  81     blink::WebGamepad* mapped) {
  82   *mapped = input;
  83   mapped->buttons[kButtonPrimary] = input.buttons[0];
  84   mapped->buttons[kButtonSecondary] = input.buttons[1];
  85   mapped->buttons[kButtonTertiary] = input.buttons[3];
  86   mapped->buttons[kButtonQuaternary] = input.buttons[4];
  87   mapped->buttons[kButtonLeftShoulder] = input.buttons[6];
  88   mapped->buttons[kButtonRightShoulder] = input.buttons[7];
  89   mapped->buttons[kButtonLeftTrigger] = AxisToButton(input.axes[2]);
  90   mapped->buttons[kButtonRightTrigger] = AxisToButton(input.axes[5]);
  91   mapped->buttons[kButtonBackSelect] = input.buttons[10];
  92   mapped->buttons[kButtonStart] = input.buttons[11];
  93   mapped->buttons[kButtonLeftThumbstick] = input.buttons[13];
  94   mapped->buttons[kButtonRightThumbstick] = input.buttons[14];
  95   mapped->buttons[kButtonMeta] = input.buttons[12];
  96   mapped->axes[kAxisRightStickX] = input.axes[3];
  97   mapped->axes[kAxisRightStickY] = input.axes[4];
  98   DpadFromAxis(mapped, input.axes[9]);
  99
 100   mapped->buttonsLength = kNumButtons;
 101   mapped->axesLength = kNumAxes;
 102 }
 103
 104 struct MappingData {
 105   const char* const vendor_id;
 106   const char* const product_id;
 107   GamepadStandardMappingFunction function;
 108 } AvailableMappings[] = {
 109   // http://www.linux-usb.org/usb.ids
 110   { "046d", "c216", MapperLogitechDualAction },  // Logitech DualAction
 111   { "0079", "0011", Mapper2Axes8Keys },  // 2Axes 8Keys Game Pad
 112   { "054c", "05c4", MapperDualshock4 },  // Playstation Dualshock 4
 113   { "2378", "1008", MapperOnLiveWireless },  // OnLive Controller (Bluetooth)
 114   { "2378", "100a", MapperOnLiveWireless },  // OnLive Controller (Wired)
 115 };
 116
 117 }  // namespace
 118
 119 GamepadStandardMappingFunction GetGamepadStandardMappingFunction(
 120     const base::StringPiece& vendor_id,
 121     const base::StringPiece& product_id) {
 122   for (size_t i = 0; i < arraysize(AvailableMappings); ++i) {
 123     MappingData& item = AvailableMappings[i];
 124     if (vendor_id == item.vendor_id && product_id == item.product_id)
 125       return item.function;
 126   }
 127   return NULL;
 128 }
 129
 130 }  // namespace content