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/**
* @file llhudeffecttrail.h
* @brief LLHUDEffectSpiral class definition
*
* $LicenseInfo:firstyear=2002&license=viewergpl$
*
* Copyright (c) 2002-2009, 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://secondlifegrid.net/programs/open_source/licensing/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://secondlifegrid.net/programs/open_source/licensing/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_LLHUDEFFECTTRAIL_H
#define LL_LLHUDEFFECTTRAIL_H
#include "llhudeffect.h"
#include "llframetimer.h"
#include "llinterp.h"
#include "llviewerpartsim.h"
class LLViewerObject;
const U32 NUM_TRAIL_POINTS = 40;
class LLHUDEffectSpiral : public LLHUDEffect
{
public:
/*virtual*/ void markDead();
/*virtual*/ void setTargetObject(LLViewerObject* objectp);
void setVMag(F32 vmag) { mVMag = vmag; }
void setVOffset(F32 offset) { mVOffset = offset; }
void setInitialRadius(F32 radius) { mInitialRadius = radius; }
void setFinalRadius(F32 radius) { mFinalRadius = radius; }
void setScaleBase(F32 scale) { mScaleBase = scale; }
void setScaleVar(F32 scale) { mScaleVar = scale; }
void setSpinRate(F32 rate) { mSpinRate = rate; }
void setFlickerRate(F32 rate) { mFlickerRate = rate; }
// Start the effect playing locally.
void triggerLocal();
friend class LLHUDObject;
protected:
LLHUDEffectSpiral(const U8 type);
~LLHUDEffectSpiral();
/*virtual*/ void render();
/*virtual*/ void packData(LLMessageSystem *mesgsys);
/*virtual*/ void unpackData(LLMessageSystem *mesgsys, S32 blocknum);
private:
/*
void setupParticle(const S32 i, const F32 start_time);
LLInterpExp<F32> mRadius[NUM_TRAIL_POINTS];
LLInterpLinear<LLVector3d> mDistance[NUM_TRAIL_POINTS];
LLInterpLinear<F32> mScale[NUM_TRAIL_POINTS];
F32 mOffset[NUM_TRAIL_POINTS];
*/
BOOL mbInit;
LLPointer<LLViewerPartSource> mPartSourcep;
F32 mKillTime;
F32 mVMag;
F32 mVOffset;
F32 mInitialRadius;
F32 mFinalRadius;
F32 mSpinRate;
F32 mFlickerRate;
F32 mScaleBase;
F32 mScaleVar;
LLFrameTimer mTimer;
LLInterpLinear<F32> mFadeInterp;
};
#endif // LL_LLHUDEFFECTGLOW_H
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