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306 lines
7.2 KiB
306 lines
7.2 KiB
/*==LICENSE==* |
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CyanWorlds.com Engine - MMOG client, server and tools |
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Copyright (C) 2011 Cyan Worlds, Inc. |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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Additional permissions under GNU GPL version 3 section 7 |
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If you modify this Program, or any covered work, by linking or |
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combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK, |
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NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent |
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JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK |
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(or a modified version of those libraries), |
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containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA, |
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PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG |
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JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the |
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licensors of this Program grant you additional |
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permission to convey the resulting work. Corresponding Source for a |
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non-source form of such a combination shall include the source code for |
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the parts of OpenSSL and IJG JPEG Library used as well as that of the covered |
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work. |
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You can contact Cyan Worlds, Inc. by email legal@cyan.com |
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or by snail mail at: |
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Cyan Worlds, Inc. |
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14617 N Newport Hwy |
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Mead, WA 99021 |
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*==LICENSE==*/ |
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#include <stdlib.h> |
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#include "HeadSpin.h" |
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#include "plRandomCommandMod.h" |
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#include "pnSceneObject/plSceneObject.h" |
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#include "plMessage/plAnimCmdMsg.h" |
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#include "pnMessage/plEventCallbackMsg.h" |
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#include "plgDispatch.h" |
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#include "hsTimer.h" |
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static const float kRandNormalize = 1.f / 32767.f; |
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plRandomCommandMod::plRandomCommandMod() |
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{ |
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fState = 0; |
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fMode = kNormal; |
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fCurrent = -1; |
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fMinDelay = 0; |
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fMaxDelay = 0; |
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} |
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plRandomCommandMod::~plRandomCommandMod() |
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{ |
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} |
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// return how many are left to choose from |
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int plRandomCommandMod::IExcludeSelections(int ncmds) |
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{ |
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if( fMode & kCoverall ) |
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{ |
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int nLeft = ncmds; |
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fExcluded.SetBit(fCurrent); |
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// Count how many haven't been played. |
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int i; |
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for( i = ncmds-1; i >= 0; --i ) |
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{ |
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if( fExcluded.IsBitSet(i) ) |
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nLeft--; |
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} |
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// If we're out of cmds, and OneCycle is set, |
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// we're out of cmds until the next play. |
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// Go ahead and reset for that. |
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// If we're out and OneCycle isn't set, then go ahead |
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// and set up for a new cycle. |
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if( !nLeft ) |
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{ |
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fExcluded.Clear(); |
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if( fMode & kNoRepeats ) |
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fExcluded.SetBit(fCurrent); |
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if( fMode & kOneCycle ) |
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return 0; |
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nLeft = ncmds; |
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if( ( fMode & kNoRepeats ) && ncmds > 1 ) |
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nLeft--; |
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} |
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return nLeft; |
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} |
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double currTime = hsTimer::GetSysSeconds(); |
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fExcluded.Clear(); |
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int i; |
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for( i = 0; i < fEndTimes.GetCount(); i++ ) |
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{ |
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if( fEndTimes[i] > currTime ) |
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{ |
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ncmds--; |
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fExcluded.SetBit(i); |
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} |
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} |
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if( fMode & kNoRepeats ) |
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{ |
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ncmds--; |
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fExcluded.SetBit(fCurrent); |
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return ncmds; |
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} |
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return ncmds; |
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} |
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float plRandomCommandMod::IGetDelay(float len) const |
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{ |
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float r = float(hsRand() * kRandNormalize); |
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float delay = fMinDelay + (fMaxDelay - fMinDelay) * r; |
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if( fMode & kDelayFromEnd ) |
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delay += len; |
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if( delay < 0 ) |
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delay = fmodf(len, -delay); |
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return delay; |
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} |
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hsBool plRandomCommandMod::ISelectNext(int ncmds) |
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{ |
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if( fMode & kSequential ) |
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{ |
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if( ++fCurrent >= ncmds ) |
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{ |
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if( fMode & kOneCycle ) |
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{ |
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fCurrent = -1; |
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return false; |
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} |
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fCurrent = 0; |
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} |
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return true; |
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} |
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float r = float(hsRand() * kRandNormalize); |
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int nSelect = ncmds; |
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if( fCurrent >= 0 ) |
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nSelect = IExcludeSelections(ncmds); |
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if( !nSelect ) |
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return false; |
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int nth = int(r * (float(nSelect)-1.e-3f)); |
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int iNext = 0; |
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int i; |
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for( i = 0; i < ncmds; i++ ) |
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{ |
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if( !fExcluded.IsBitSet(i) ) |
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{ |
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if( !nth-- ) |
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{ |
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iNext = i; |
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break; |
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} |
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} |
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} |
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fCurrent = iNext; |
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return true; |
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} |
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void plRandomCommandMod::IStart() |
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{ |
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if( !IStopped() ) |
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return; |
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fState &= ~kStopped; |
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IPlayNextIfMaster(); |
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} |
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void plRandomCommandMod::IStop() |
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{ |
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fState |= kStopped; |
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} |
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hsBool plRandomCommandMod::IStopped() const |
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{ |
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return 0 != (fState & kStopped); |
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} |
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void plRandomCommandMod::IPlayNextIfMaster() |
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{ |
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if( !fTarget ) |
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IRetry(2.f); |
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if( fTarget->IsLocallyOwned() == plSynchedObject::kNo ) // if this object is a proxy, it should just wait for network cmds |
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return; |
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if( IStopped() ) |
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return; |
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IPlayNext(); |
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} |
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hsBool plRandomCommandMod::MsgReceive(plMessage* msg) |
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{ |
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// plAnimCmdMsg - interpret start/stop appropriately. |
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// could overinterpret set loop points to limit range of |
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// cmds we use to a window of the total set. |
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plAnimCmdMsg* anim = plAnimCmdMsg::ConvertNoRef(msg); |
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if( anim ) |
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{ |
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if( anim->GetSender() != GetKey() ) |
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{ |
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#if 0 |
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hsStatusMessageF("someone triggered me, remote=%d\n", |
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msg->HasBCastFlag(plMessage::kNetNonLocal)); |
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#endif |
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if( anim->Cmd(plAnimCmdMsg::kContinue) ) |
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IStart(); |
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if( anim->Cmd(plAnimCmdMsg::kStop) ) |
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IStop(); |
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if( anim->Cmd(plAnimCmdMsg::kToggleState) ) |
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{ |
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if( IStopped() ) |
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IStart(); |
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else |
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IStop(); |
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} |
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} |
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else |
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{ |
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#if 0 |
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hsStatusMessageF("play next if master, remote=%d\n", |
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msg->HasBCastFlag(plMessage::kNetNonLocal)); |
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#endif |
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IPlayNextIfMaster(); |
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} |
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return true; |
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} |
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// Don't understand, pass on to base class. |
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return plSingleModifier::MsgReceive(msg); |
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} |
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void plRandomCommandMod::IReset() |
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{ |
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fCurrent = -1; |
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fExcluded.Clear(); |
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if( !IStopped() ) |
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IRetry(0); |
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} |
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void plRandomCommandMod::Read(hsStream* s, hsResMgr* mgr) |
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{ |
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plSingleModifier::Read(s, mgr); |
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fMode = s->ReadByte(); |
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fState = s->ReadByte(); |
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fMinDelay = s->ReadLEScalar(); |
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fMaxDelay = s->ReadLEScalar(); |
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IReset(); |
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} |
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void plRandomCommandMod::Write(hsStream* s, hsResMgr* mgr) |
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{ |
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plSingleModifier::Write(s, mgr); |
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s->WriteByte(fMode); |
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s->WriteByte(fState); |
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s->WriteLEScalar(fMinDelay); |
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s->WriteLEScalar(fMaxDelay); |
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} |
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void plRandomCommandMod::IRetry(float secs) |
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{ |
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IStop(); |
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double t = hsTimer::GetSysSeconds() + secs; |
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plAnimCmdMsg* msg = new plAnimCmdMsg(nil, GetKey(), &t); |
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msg->SetCmd(plAnimCmdMsg::kContinue); |
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plgDispatch::MsgSend(msg); |
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}
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