hifiMoveList.h

Engine/source/T3D/gameBase/hifi/hifiMoveList.h
Classes:

class
Detailed Description

 1
 2//-----------------------------------------------------------------------------
 3// Copyright (c) 2012 GarageGames, LLC
 4//
 5// Permission is hereby granted, free of charge, to any person obtaining a copy
 6// of this software and associated documentation files (the "Software"), to
 7// deal in the Software without restriction, including without limitation the
 8// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 9// sell copies of the Software, and to permit persons to whom the Software is
10// furnished to do so, subject to the following conditions:
11//
12// The above copyright notice and this permission notice shall be included in
13// all copies or substantial portions of the Software.
14//
15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21// IN THE SOFTWARE.
22//-----------------------------------------------------------------------------
23
24#ifndef _MOVELIST_HIFI_H_
25#define _MOVELIST_HIFI_H_
26
27#ifndef _MOVELIST_H_
28#include "T3D/gameBase/moveList.h"
29#endif
30
31class HifiMoveList : public MoveList
32{
33   typedef MoveList Parent;
34
35public:
36
37   HifiMoveList();
38
39   void init() { mTotalServerTicks = ServerTicksUninitialized; }
40
41   void ghostReadExtra(NetObject *,BitStream *, bool newGhost);
42   void ghostPreRead(NetObject *, bool newGhost);
43
44   void clientWriteMovePacket(BitStream *bstream);
45   void clientReadMovePacket(BitStream *);
46   void serverWriteMovePacket(BitStream *);
47   void serverReadMovePacket(BitStream *bstream);
48
49   void markControlDirty();
50   U32 getMoves(Move**,U32* numMoves);
51   void onAdvanceObjects() { if (mMoveVec.size() > mLastSentMove-mFirstMoveIndex) mLastSentMove++; }
52
53   void advanceMove();
54
55protected:
56   void resetMoveList();
57   S32 getServerTicks(U32 serverTickNum);
58   void updateClientServerTickDiff(S32 & tickDiff);
59   bool serverTicksInitialized() { return mTotalServerTicks!=<a href="/coding/class/classhifimovelist/#classhifimovelist_1ae68982a37a614e2143f8b6b1c6a399a7a342c083421409f8544a5180730ccaad4">ServerTicksUninitialized</a>; }
60
61protected:
62   U32 mLastSentMove;
63   F32 mAvgMoveQueueSize;
64
65   // server side move list management
66   U32 mTargetMoveListSize;       // Target size of move buffer on server
67   U32 mMaxMoveListSize;          // Max size move buffer allowed to grow to
68   F32 mSmoothMoveAvg;            // Smoothing parameter for move list size running average
69   F32 mMoveListSizeSlack;        // Amount above/below target size move list running average allowed to diverge
70   bool mSuppressMove;            // If true, don't return move on server
71
72   // client side tracking of server ticks
73   enum { TotalTicksBits=10, TotalTicksMask = (1<<TotalTicksBits)-1, ServerTicksUninitialized=0xFFFFFFFF };
74   U32 mTotalServerTicks;
75};
76
77#endif // _MOVELIST_HIFI_H_
78