src/content/browser/gamepad/gamepad_standard_mappings_mac.mm

   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 #include "content/common/gamepad_hardware_buffer.h"
   8
   9 namespace content {
  10
  11 namespace {
  12
  13 float AxisToButton(float input) {
  14   return (input + 1.f) / 2.f;
  15 }
  16
  17 void DpadFromAxis(blink::WebGamepad* mapped, float dir) {
  18   // Dpad is mapped as a direction on one axis, where -1 is up and it
  19   // increases clockwise to 1, which is up + left. It's set to a large (> 1.f)
  20   // number when nothing is depressed, except on start up, sometimes it's 0.0
  21   // for no data, rather than the large number.
  22   if (dir == 0.0f) {
  23     mapped->buttons[kButtonDpadUp] = 0.f;
  24     mapped->buttons[kButtonDpadDown] = 0.f;
  25     mapped->buttons[kButtonDpadLeft] = 0.f;
  26     mapped->buttons[kButtonDpadRight] = 0.f;
  27   } else {
  28     mapped->buttons[kButtonDpadUp] = (dir >= -1.f && dir < -0.7f) ||
  29                                      (dir >= .95f && dir <= 1.f);
  30     mapped->buttons[kButtonDpadRight] = dir >= -.75f && dir < -.1f;
  31     mapped->buttons[kButtonDpadDown] = dir >= -.2f && dir < .45f;
  32     mapped->buttons[kButtonDpadLeft] = dir >= .4f && dir <= 1.f;
  33   }
  34 }
  35
  36 void MapperXbox360Gamepad(
  37     const blink::WebGamepad& input,
  38     blink::WebGamepad* mapped) {
  39   *mapped = input;
  40   mapped->buttons[kButtonLeftTrigger] = AxisToButton(input.axes[2]);
  41   mapped->buttons[kButtonRightTrigger] = AxisToButton(input.axes[5]);
  42   mapped->buttons[kButtonBackSelect] = input.buttons[9];
  43   mapped->buttons[kButtonStart] = input.buttons[8];
  44   mapped->buttons[kButtonLeftThumbstick] = input.buttons[6];
  45   mapped->buttons[kButtonRightThumbstick] = input.buttons[7];
  46   mapped->buttons[kButtonDpadUp] = input.buttons[11];
  47   mapped->buttons[kButtonDpadDown] = input.buttons[12];
  48   mapped->buttons[kButtonDpadLeft] = input.buttons[13];
  49   mapped->buttons[kButtonDpadRight] = input.buttons[14];
  50   mapped->buttons[kButtonMeta] = input.buttons[10];
  51   mapped->axes[kAxisRightStickX] = input.axes[3];
  52   mapped->axes[kAxisRightStickY] = input.axes[4];
  53   mapped->buttonsLength = kNumButtons;
  54   mapped->axesLength = kNumAxes;
  55 }
  56
  57 void MapperPlaystationSixAxis(
  58     const blink::WebGamepad& input,
  59     blink::WebGamepad* mapped) {
  60   *mapped = input;
  61   mapped->buttons[kButtonPrimary] = input.buttons[14];
  62   mapped->buttons[kButtonSecondary] = input.buttons[13];
  63   mapped->buttons[kButtonTertiary] = input.buttons[15];
  64   mapped->buttons[kButtonQuaternary] = input.buttons[12];
  65   mapped->buttons[kButtonLeftShoulder] = input.buttons[10];
  66   mapped->buttons[kButtonRightShoulder] = input.buttons[11];
  67   mapped->buttons[kButtonLeftTrigger] = input.buttons[8];
  68   mapped->buttons[kButtonRightTrigger] = input.buttons[9];
  69   mapped->buttons[kButtonBackSelect] = input.buttons[0];
  70   mapped->buttons[kButtonStart] = input.buttons[3];
  71   mapped->buttons[kButtonLeftThumbstick] = input.buttons[1];
  72   mapped->buttons[kButtonRightThumbstick] = input.buttons[2];
  73   mapped->buttons[kButtonDpadUp] = input.buttons[4];
  74   mapped->buttons[kButtonDpadDown] = input.buttons[6];
  75   mapped->buttons[kButtonDpadLeft] = input.buttons[7];
  76   mapped->buttons[kButtonDpadRight] = input.buttons[5];
  77   mapped->buttons[kButtonMeta] = input.buttons[16];
  78   mapped->axes[kAxisRightStickY] = input.axes[5];
  79
  80   mapped->buttonsLength = kNumButtons;
  81   mapped->axesLength = kNumAxes;
  82 }
  83
  84 void MapperDualshock4(
  85     const blink::WebGamepad& input,
  86     blink::WebGamepad* mapped) {
  87   enum Dualshock4Buttons {
  88     kTouchpadButton = kNumButtons,
  89     kNumDualshock4Buttons
  90   };
  91
  92   *mapped = input;
  93   mapped->buttons[kButtonPrimary] = input.buttons[1];
  94   mapped->buttons[kButtonSecondary] = input.buttons[2];
  95   mapped->buttons[kButtonTertiary] = input.buttons[0];
  96   mapped->buttons[kButtonQuaternary] = input.buttons[3];
  97   mapped->buttons[kButtonLeftShoulder] = input.buttons[4];
  98   mapped->buttons[kButtonRightShoulder] = input.buttons[5];
  99   mapped->buttons[kButtonLeftTrigger] = AxisToButton(input.axes[3]);
 100   mapped->buttons[kButtonRightTrigger] = AxisToButton(input.axes[4]);
 101   mapped->buttons[kButtonBackSelect] = input.buttons[8];
 102   mapped->buttons[kButtonStart] = input.buttons[9];
 103   mapped->buttons[kButtonLeftThumbstick] = input.buttons[10];
 104   mapped->buttons[kButtonRightThumbstick] = input.buttons[11];
 105   mapped->buttons[kButtonMeta] = input.buttons[12];
 106   mapped->buttons[kTouchpadButton] = input.buttons[13];
 107   mapped->axes[kAxisRightStickY] = input.axes[5];
 108   DpadFromAxis(mapped, input.axes[9]);
 109
 110   mapped->buttonsLength = kNumDualshock4Buttons;
 111   mapped->axesLength = kNumAxes;
 112 }
 113
 114 void MapperDirectInputStyle(
 115     const blink::WebGamepad& input,
 116     blink::WebGamepad* mapped) {
 117   *mapped = input;
 118   mapped->buttons[kButtonPrimary] = input.buttons[1];
 119   mapped->buttons[kButtonSecondary] = input.buttons[2];
 120   mapped->buttons[kButtonTertiary] = input.buttons[0];
 121   mapped->axes[kAxisRightStickY] = input.axes[5];
 122   DpadFromAxis(mapped, input.axes[9]);
 123   mapped->buttonsLength = kNumButtons - 1; /* no meta */
 124   mapped->axesLength = kNumAxes;
 125 }
 126
 127 void MapperMacallyIShock(
 128     const blink::WebGamepad& input,
 129     blink::WebGamepad* mapped) {
 130   enum IShockButtons {
 131     kButtonC = kNumButtons,
 132     kButtonD,
 133     kButtonE,
 134     kNumIShockButtons
 135   };
 136
 137   *mapped = input;
 138   mapped->buttons[kButtonPrimary] = input.buttons[6];
 139   mapped->buttons[kButtonSecondary] = input.buttons[5];
 140   mapped->buttons[kButtonTertiary] = input.buttons[7];
 141   mapped->buttons[kButtonQuaternary] = input.buttons[4];
 142   mapped->buttons[kButtonLeftShoulder] = input.buttons[14];
 143   mapped->buttons[kButtonRightShoulder] = input.buttons[12];
 144   mapped->buttons[kButtonLeftTrigger] = input.buttons[15];
 145   mapped->buttons[kButtonRightTrigger] = input.buttons[13];
 146   mapped->buttons[kButtonBackSelect] = input.buttons[9];
 147   mapped->buttons[kButtonStart] = input.buttons[10];
 148   mapped->buttons[kButtonLeftThumbstick] = input.buttons[16];
 149   mapped->buttons[kButtonRightThumbstick] = input.buttons[17];
 150   mapped->buttons[kButtonDpadUp] = input.buttons[0];
 151   mapped->buttons[kButtonDpadDown] = input.buttons[1];
 152   mapped->buttons[kButtonDpadLeft] = input.buttons[2];
 153   mapped->buttons[kButtonDpadRight] = input.buttons[3];
 154   mapped->buttons[kButtonMeta] = input.buttons[11];
 155   mapped->buttons[kButtonC] = input.buttons[8];
 156   mapped->buttons[kButtonD] = input.buttons[18];
 157   mapped->buttons[kButtonE] = input.buttons[19];
 158   mapped->axes[kAxisLeftStickX] = input.axes[0];
 159   mapped->axes[kAxisLeftStickY] = input.axes[1];
 160   mapped->axes[kAxisRightStickX] = -input.axes[5];
 161   mapped->axes[kAxisRightStickY] = input.axes[6];
 162
 163   mapped->buttonsLength = kNumIShockButtons;
 164   mapped->axesLength = kNumAxes;
 165 }
 166
 167 void MapperXGEAR(
 168     const blink::WebGamepad& input,
 169     blink::WebGamepad* mapped) {
 170   *mapped = input;
 171   mapped->buttons[kButtonPrimary] = input.buttons[2];
 172   mapped->buttons[kButtonTertiary] = input.buttons[3];
 173   mapped->buttons[kButtonQuaternary] = input.buttons[0];
 174   mapped->buttons[kButtonLeftShoulder] = input.buttons[6];
 175   mapped->buttons[kButtonRightShoulder] = input.buttons[7];
 176   mapped->buttons[kButtonLeftTrigger] = input.buttons[4];
 177   mapped->buttons[kButtonRightTrigger] = input.buttons[5];
 178   DpadFromAxis(mapped, input.axes[9]);
 179   mapped->axes[kAxisRightStickX] = input.axes[5];
 180   mapped->axes[kAxisRightStickY] = input.axes[2];
 181   mapped->buttonsLength = kNumButtons - 1; /* no meta */
 182   mapped->axesLength = kNumAxes;
 183 }
 184
 185 void MapperSmartJoyPLUS(
 186     const blink::WebGamepad& input,
 187     blink::WebGamepad* mapped) {
 188   *mapped = input;
 189   mapped->buttons[kButtonPrimary] = input.buttons[2];
 190   mapped->buttons[kButtonTertiary] = input.buttons[3];
 191   mapped->buttons[kButtonQuaternary] = input.buttons[0];
 192   mapped->buttons[kButtonStart] = input.buttons[8];
 193   mapped->buttons[kButtonBackSelect] = input.buttons[9];
 194   mapped->buttons[kButtonLeftShoulder] = input.buttons[6];
 195   mapped->buttons[kButtonRightShoulder] = input.buttons[7];
 196   mapped->buttons[kButtonLeftTrigger] = input.buttons[4];
 197   mapped->buttons[kButtonRightTrigger] = input.buttons[5];
 198   DpadFromAxis(mapped, input.axes[9]);
 199   mapped->axes[kAxisRightStickY] = input.axes[5];
 200   mapped->buttonsLength = kNumButtons - 1; /* no meta */
 201   mapped->axesLength = kNumAxes;
 202 }
 203
 204 void MapperDragonRiseGeneric(
 205     const blink::WebGamepad& input,
 206     blink::WebGamepad* mapped) {
 207   *mapped = input;
 208   DpadFromAxis(mapped, input.axes[9]);
 209   mapped->axes[kAxisLeftStickX] = input.axes[0];
 210   mapped->axes[kAxisLeftStickY] = input.axes[1];
 211   mapped->axes[kAxisRightStickX] = input.axes[2];
 212   mapped->axes[kAxisRightStickY] = input.axes[5];
 213   mapped->buttonsLength = kNumButtons - 1; /* no meta */
 214   mapped->axesLength = kNumAxes;
 215 }
 216
 217 void MapperOnLiveWireless(
 218     const blink::WebGamepad& input,
 219     blink::WebGamepad* mapped) {
 220   *mapped = input;
 221   mapped->buttons[kButtonPrimary] = input.buttons[0];
 222   mapped->buttons[kButtonSecondary] = input.buttons[1];
 223   mapped->buttons[kButtonTertiary] = input.buttons[3];
 224   mapped->buttons[kButtonQuaternary] = input.buttons[4];
 225   mapped->buttons[kButtonLeftShoulder] = input.buttons[6];
 226   mapped->buttons[kButtonRightShoulder] = input.buttons[7];
 227   mapped->buttons[kButtonLeftTrigger] = AxisToButton(input.axes[2]);
 228   mapped->buttons[kButtonRightTrigger] = AxisToButton(input.axes[5]);
 229   mapped->buttons[kButtonBackSelect] = input.buttons[10];
 230   mapped->buttons[kButtonStart] = input.buttons[11];
 231   mapped->buttons[kButtonLeftThumbstick] = input.buttons[13];
 232   mapped->buttons[kButtonRightThumbstick] = input.buttons[14];
 233   mapped->buttons[kButtonMeta] = input.buttons[12];
 234   mapped->axes[kAxisRightStickX] = input.axes[3];
 235   mapped->axes[kAxisRightStickY] = input.axes[4];
 236   DpadFromAxis(mapped, input.axes[9]);
 237
 238   mapped->buttonsLength = kNumButtons;
 239   mapped->axesLength = kNumAxes;
 240 }
 241
 242 struct MappingData {
 243   const char* const vendor_id;
 244   const char* const product_id;
 245   GamepadStandardMappingFunction function;
 246 } AvailableMappings[] = {
 247   // http://www.linux-usb.org/usb.ids
 248   { "0079", "0006", MapperDragonRiseGeneric },  // DragonRise Generic USB
 249   { "045e", "028e", MapperXbox360Gamepad },     // Xbox 360 Controller
 250   { "045e", "028f", MapperXbox360Gamepad },     // Xbox 360 Wireless Controller
 251   { "046d", "c216", MapperDirectInputStyle },   // Logitech F310, D mode
 252   { "046d", "c218", MapperDirectInputStyle },   // Logitech F510, D mode
 253   { "046d", "c219", MapperDirectInputStyle },   // Logitech F710, D mode
 254   { "054c", "0268", MapperPlaystationSixAxis }, // Playstation SIXAXIS
 255   { "054c", "05c4", MapperDualshock4 },         // Playstation Dualshock 4
 256   { "0925", "0005", MapperSmartJoyPLUS },       // SmartJoy PLUS Adapter
 257   { "0e8f", "0003", MapperXGEAR },              // XFXforce XGEAR PS2 Controller
 258   { "2222", "0060", MapperDirectInputStyle },   // Macally iShockX, analog mode
 259   { "2222", "4010", MapperMacallyIShock },      // Macally iShock
 260   { "2378", "1008", MapperOnLiveWireless },     // OnLive Controller (Bluetooth)
 261   { "2378", "100a", MapperOnLiveWireless },     // OnLive Controller (Wired)
 262 };
 263
 264 }  // namespace
 265
 266 GamepadStandardMappingFunction GetGamepadStandardMappingFunction(
 267     const base::StringPiece& vendor_id,
 268     const base::StringPiece& product_id) {
 269   for (size_t i = 0; i < arraysize(AvailableMappings); ++i) {
 270     MappingData& item = AvailableMappings[i];
 271     if (vendor_id == item.vendor_id && product_id == item.product_id)
 272       return item.function;
 273   }
 274   return NULL;
 275 }
 276
 277 }  // namespace content