/** * @file llviewerjoystick.h * @brief Viewer joystick / NDOF device functionality. * * $LicenseInfo:firstyear=2001&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #ifndef LL_LLVIEWERJOYSTICK_H #define LL_LLVIEWERJOYSTICK_H #include "stdtypes.h" #if LIB_NDOF #include "ndofdev_external.h" #else #define NDOF_Device void #define NDOF_HotPlugResult S32 #endif typedef enum e_joystick_driver_state { JDS_UNINITIALIZED, JDS_INITIALIZED, JDS_INITIALIZING } EJoystickDriverState; class LLViewerJoystick : public LLSingleton<LLViewerJoystick> { public: LLViewerJoystick(); virtual ~LLViewerJoystick(); void init(bool autoenable); void terminate(); void updateStatus(); void scanJoystick(); void moveObjects(bool reset = false); void moveAvatar(bool reset = false); void moveFlycam(bool reset = false); F32 getJoystickAxis(U32 axis) const; U32 getJoystickButton(U32 button) const; bool isJoystickInitialized() const {return (mDriverState==JDS_INITIALIZED);} bool isLikeSpaceNavigator() const; void setNeedsReset(bool reset = true) { mResetFlag = reset; } void setCameraNeedsUpdate(bool b) { mCameraUpdated = b; } bool getCameraNeedsUpdate() const { return mCameraUpdated; } bool getOverrideCamera() { return mOverrideCamera; } void setOverrideCamera(bool val); bool toggleFlycam(); void setSNDefaults(); std::string getDescription(); protected: void updateEnabled(bool autoenable); void handleRun(F32 inc); void agentSlide(F32 inc); void agentPush(F32 inc); void agentFly(F32 inc); void agentPitch(F32 pitch_inc); void agentYaw(F32 yaw_inc); void agentJump(); void resetDeltas(S32 axis[]); #if LIB_NDOF static NDOF_HotPlugResult HotPlugAddCallback(NDOF_Device *dev); static void HotPlugRemovalCallback(NDOF_Device *dev); #endif private: F32 mAxes[6]; long mBtn[16]; EJoystickDriverState mDriverState; NDOF_Device *mNdofDev; bool mResetFlag; F32 mPerfScale; bool mCameraUpdated; bool mOverrideCamera; U32 mJoystickRun; static F32 sLastDelta[7]; static F32 sDelta[7]; }; #endif