Added a mapping for the Logitech Extreme 3D Pro joystick to the DirectInput whitelist. This way, W…

content/browser/gamepad/gamepad_standard_mappings_win.cc

Index: content/browser/gamepad/gamepad_standard_mappings_win.cc
===================================================================
--- content/browser/gamepad/gamepad_standard_mappings_win.cc	(revision 188613)
+++ content/browser/gamepad/gamepad_standard_mappings_win.cc	(working copy)
@@ -78,6 +78,39 @@
   mapped->axesLength = 0;
 }
 
+void MapperLogitechExtreme3DPro(
+    const WebKit::WebGamepad& input,
+    WebKit::WebGamepad* mapped) {
+  *mapped = input;
+  mapped->buttons[kButtonPrimary] = input.buttons[0];
+  mapped->buttons[kButtonSecondary] = input.buttons[1];
+  mapped->buttons[kButtonTertiary] = input.buttons[2];
+  mapped->buttons[kButtonQuaternary] = input.buttons[3];
+  mapped->buttons[kButtonLeftShoulder] = 4;

[scottmg, 2013/03/18 17:29:43]

I'm assuming these two lines are incorrect.

+  mapped->buttons[kButtonRightShoulder] = 5;
+
+  mapped->buttons[kButtonLeftTrigger] = 0;
+  mapped->buttons[kButtonRightTrigger] = 0;
+  mapped->buttons[kButtonBackSelect] = 0;
+  mapped->buttons[kButtonStart] = 0;
+  mapped->buttons[kButtonLeftThumbstick] = 0;
+  mapped->buttons[kButtonRightThumbstick] = 0;
+
+  mapped->buttons[kButtonDpadUp] = 0;
+  mapped->buttons[kButtonDpadDown] = 0;
+  mapped->buttons[kButtonDpadLeft] = 0;
+  mapped->buttons[kButtonDpadRight] = 0;
+  mapped->buttons[kButtonMeta] = 0;
+
+  mapped->axes[0] = NormalizeDirectInputAxis(input.axes[0]);
+  mapped->axes[1] = NormalizeDirectInputAxis(input.axes[1]);
+  mapped->axes[2] = NormalizeDirectInputAxis(input.axes[5]);
+  mapped->axes[3] = NormalizeDirectInputAxis(input.axes[2]);
+
+  mapped->buttonsLength = 16;
+  mapped->axesLength = 4;
+}
+
 void Mapper2Axes8Keys(
     const WebKit::WebGamepad& input,
     WebKit::WebGamepad* mapped) {
@@ -105,6 +138,7 @@
   { "0079", "0006", MapperDragonRiseGeneric },  // DragonRise Generic USB
   { "046d", "c216", MapperLogitechDualAction },  // Logitech DualAction
   { "046d", "c21a", MapperLogitechPrecision },  // Logitech Precision
+  { "046d", "c215", MapperLogitechExtreme3DPro },  // Logitech Extreme 3D Pro
   { "12bd", "d012", Mapper2Axes8Keys },  // 2Axes 8Keys Game Pad
 };