Imported existing code

indra/newview/llhudeffecttrail.h

@@ -0,0 +1,101 @@
+/** 
+ * @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 renderForTimer();
+	/*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