1 files changed, 96 insertions, 0 deletions
diff --git a/gfx/vr/service/OpenVRControllerMapper.h b/gfx/vr/service/OpenVRControllerMapper.h
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+++ b/gfx/vr/service/OpenVRControllerMapper.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef GFX_VR_SERVICE_OPENVRCONTROLLERMAPPER_H
+#define GFX_VR_SERVICE_OPENVRCONTROLLERMAPPER_H
+
+#include "openvr.h"
+#include "nsString.h"
+
+#include "moz_external_vr.h"
+
+namespace mozilla {
+namespace gfx {
+
+struct ControllerAction {
+  nsCString name;
+  nsCString type;
+  vr::VRActionHandle_t handle = vr::k_ulInvalidActionHandle;
+
+  ControllerAction() = default;
+
+  ControllerAction(const char* aName, const char* aType)
+      : name(aName), type(aType) {}
+};
+
+struct ControllerInfo {
+  vr::VRInputValueHandle_t mSource = vr::k_ulInvalidInputValueHandle;
+
+  ControllerAction mActionPose;
+  ControllerAction mActionHaptic;
+
+  ControllerAction mActionTrackpad_Analog;
+  ControllerAction mActionTrackpad_Pressed;
+  ControllerAction mActionTrackpad_Touched;
+
+  ControllerAction mActionTrigger_Value;
+
+  ControllerAction mActionGrip_Pressed;
+  ControllerAction mActionGrip_Touched;
+  ControllerAction mActionMenu_Pressed;
+  ControllerAction mActionMenu_Touched;
+  // It seems like there's no way to get response from a sys. btn.
+  ControllerAction mActionSystem_Pressed;
+  ControllerAction mActionSystem_Touched;
+
+  // --- Knuckles & Cosmos
+  ControllerAction mActionA_Pressed;
+  ControllerAction mActionA_Touched;
+  ControllerAction mActionB_Pressed;
+  ControllerAction mActionB_Touched;
+
+  // --- Knuckles, Cosmos, and WMR
+  ControllerAction mActionThumbstick_Analog;
+  ControllerAction mActionThumbstick_Pressed;
+  ControllerAction mActionThumbstick_Touched;
+
+  // --- Knuckles
+  ControllerAction mActionFingerIndex_Value;
+  ControllerAction mActionFingerMiddle_Value;
+  ControllerAction mActionFingerRing_Value;
+  ControllerAction mActionFingerPinky_Value;
+
+  // --- Cosmos
+  ControllerAction mActionBumper_Pressed;
+};
+
+class OpenVRControllerMapper {
+ public:
+  OpenVRControllerMapper();
+  virtual ~OpenVRControllerMapper() = default;
+
+  virtual void UpdateButtons(VRControllerState& aControllerState,
+                             ControllerInfo& aControllerInfo) = 0;
+  uint32_t GetButtonCount() { return mNumButtons; }
+  uint32_t GetAxisCount() { return mNumAxes; }
+
+ protected:
+  void GetButtonValueFromAction(VRControllerState& aControllerState,
+                                const ControllerAction& aPressAction,
+                                const ControllerAction& aTouchAction);
+  void GetTriggerValueFromAction(VRControllerState& aControllerState,
+                                 const ControllerAction& aAction);
+  void GetAxisValueFromAction(VRControllerState& aControllerState,
+                              const ControllerAction& aAction,
+                              bool aInvertAxis = false);
+  uint32_t mNumButtons;
+  uint32_t mNumAxes;
+};
+
+}  // namespace gfx
+}  // namespace mozilla
+
+#endif  // GFX_VR_SERVICE_OPENVRCONTROLLERMAPPER_H