mirror of
https://github.com/ptitSeb/Serious-Engine
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24cb244d43
This was a _ton_ of changes, made 15 years ago, so there are probably some problems to work out still. Among others: Engine/Base/Stream.* was mostly abandoned and will need to be re-ported. Still, this is a pretty good start, and probably holds a world record for lines of changes or something. :)
39 lines
968 B
C++
39 lines
968 B
C++
/* Copyright (c) 2002-2012 Croteam Ltd. All rights reserved. */
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#include "Engine/StdH.h"
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#include <Engine/Entities/LastPositions.h>
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#include <Engine/Math/Functions.h>
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#include <Engine/Base/Timer.h>
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#include <Engine/Templates/StaticArray.cpp>
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CLastPositions::CLastPositions(const CLastPositions &lpOrg)
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{
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lp_avPositions = lpOrg.lp_avPositions ;
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lp_iLast = lpOrg.lp_iLast ;
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lp_ctUsed = lpOrg.lp_ctUsed ;
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lp_tmLastAdded = lpOrg.lp_tmLastAdded ;
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}
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// add a new position
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void CLastPositions::AddPosition(const FLOAT3D &vPos)
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{
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lp_iLast++;
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if (lp_iLast>=lp_avPositions.Count()) {
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lp_iLast=0;
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}
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lp_ctUsed = Min(INDEX(lp_ctUsed+1), lp_avPositions.Count());
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lp_avPositions[lp_iLast] = vPos;
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lp_tmLastAdded = _pTimer->CurrentTick();
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}
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// get a position
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const FLOAT3D &CLastPositions::GetPosition(INDEX iPre)
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{
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INDEX iPos = lp_iLast-iPre;
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if (iPos<0) {
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iPos+=lp_avPositions.Count();
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}
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return lp_avPositions[iPos];
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}
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