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/**
* @file llviewerjoystick.h
* @brief Viewer joystick / NDOF device functionality.
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* Copyright (c) 2001-2007, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlife.com/developers/opensource/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at http://secondlife.com/developers/opensource/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LL_LLVIEWERJOYSTICK_H
#define LL_LLVIEWERJOYSTICK_H
#include "stdtypes.h"
#define LIB_NDOF (LL_WINDOWS || LL_DARWIN)
#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:
static bool sOverrideCamera;
void init();
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; }
LLViewerJoystick();
virtual ~LLViewerJoystick();
protected:
void terminate();
void agentSlide(F32 inc);
void agentPush(F32 inc);
void agentFly(F32 inc);
void agentRotate(F32 pitch_inc, F32 turn_inc);
void agentJump();
void resetDeltas(S32 axis[], bool flycam_and_build = false);
#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;
static F32 sLastDelta[7];
static F32 sDelta[7];
};
#endif
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