/** * @file llhudeffectbeam.h * @brief LLHUDEffectBeam class definition * * $LicenseInfo:firstyear=2002&license=viewerlgpl$ * 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_LLHUDEFFECTBEAM_H #define LL_LLHUDEFFECTBEAM_H #include "llhudeffect.h" #include "llframetimer.h" #include "llinterp.h" class LLViewerObject; const S32 NUM_POINTS = 5; class LLHUDEffectBeam : public LLHUDEffect { public: /*virtual*/ void setSourceObject(LLViewerObject *objp); // A beam can have either a target object or a target position void setTargetObject(LLViewerObject *objp); void setTargetPos(const LLVector3d &target_pos_global); friend class LLHUDObject; protected: LLHUDEffectBeam(const U8 type); ~LLHUDEffectBeam(); /*virtual*/ void render(); /*virtual*/ void packData(LLMessageSystem *mesgsys); /*virtual*/ void unpackData(LLMessageSystem *mesgsys, S32 blocknum); private: void setupParticle(const S32 i); F32 mKillTime; LLFrameTimer mTimer; LLInterpLinear<LLVector3d> mInterp[NUM_POINTS]; LLInterpLinear<F32> mInterpFade[NUM_POINTS]; LLInterpLinear<F32> mFadeInterp; LLVector3d mTargetPos; }; #endif // LL_LLHUDEFFECTBEAM_H