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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#ifndef PLMATRIXCHANNEL_INC
#define PLMATRIXCHANNEL_INC
// local
#include "plScalarChannel.h"
// global
#include "hsTypes.h" // you need types to include Matrix
#include "hsMatrix44.h"
#include "plTransform/hsAffineParts.h"
// local prototypes
class plQuatChannel;
class plPointChannel;
// external prototypes
class plController;
class hsAffineParts;
class plAnimTimeConvert;
class plMatrixChannelApplicator;
class plControllerCacheInfo;
//////////////////
// PLMATRIXCHANNEL
//////////////////
// an animation channel that outputs matrices
class plMatrixChannel : public plAGChannel
{
protected:
hsMatrix44 fResult;
hsAffineParts fAP;
public:
plMatrixChannel();
virtual ~plMatrixChannel();
// AG PROTOCOL
virtual const hsMatrix44 & Value(double time, bool peek = false);
virtual void Value(hsMatrix44 &matrix, double time, bool peek = false);
virtual const hsAffineParts & AffineValue(double time, bool peek = false);
// combine it (allocates combine object)
virtual plAGChannel * MakeCombine(plAGChannel * channelB);
// blend it (allocates blend object)
virtual plAGChannel * MakeBlend(plAGChannel * channelB, plScalarChannel * channelBias, int blendPriority);
// const eval at time zero
virtual plAGChannel * MakeZeroState();
// make a timeScale instance
virtual plAGChannel * MakeTimeScale(plScalarChannel *timeSource);
virtual plAGPinType GetPinType() { return kAGPinTransform; };
virtual void Dump(int indent, bool optimized, double time);
// PLASMA PROTOCOL
CLASSNAME_REGISTER( plMatrixChannel );
GETINTERFACE_ANY( plMatrixChannel, plAGChannel );
};
///////////////////
// PLMATRIXCONSTANT
///////////////////
// A matrix source that just keeps handing out the same value
class plMatrixConstant : public plMatrixChannel
{
public:
plMatrixConstant();
plMatrixConstant(const hsMatrix44 &value);
virtual ~plMatrixConstant();
void Set(const hsMatrix44 &value);
// PLASMA PROTOCOL
CLASSNAME_REGISTER( plMatrixConstant );
GETINTERFACE_ANY( plMatrixConstant, plMatrixChannel );
virtual void Write(hsStream *stream, hsResMgr *mgr);
virtual void Read(hsStream *s, hsResMgr *mgr);
};
////////////////////
// PLMATRIXTIMESCALE
////////////////////
// Adapts the time scale before passing it to the next channel in line.
// Use to instance animations while allowing each instance to run at different speeds.
class plMatrixTimeScale : public plMatrixChannel
{
protected:
plScalarChannel *fTimeSource;
plMatrixChannel *fChannelIn;
public:
plMatrixTimeScale();
plMatrixTimeScale(plMatrixChannel *channel, plScalarChannel *timeSource);
virtual ~plMatrixTimeScale();
virtual hsBool IsStoppedAt(double time);
virtual const hsMatrix44 & Value(double time, bool peek = false);
virtual const hsAffineParts & AffineValue(double time, bool peek = false);
virtual plAGChannel * Detach(plAGChannel * channel);
virtual void Dump(int indent, bool optimized, double time);
// PLASMA PROTOCOL
CLASSNAME_REGISTER( plMatrixTimeScale );
GETINTERFACE_ANY( plMatrixTimeScale, plMatrixChannel );
};
////////////////
// PLMATRIXBLEND
////////////////
// blends two matrices into one with weighting
class plMatrixBlend : public plMatrixChannel
{
protected:
plMatrixChannel * fChannelA;
plMatrixChannel * fOptimizedA;
plMatrixChannel * fChannelB;
plMatrixChannel * fOptimizedB;
plScalarChannel * fChannelBias;
int fPriority;
public:
// xTORs
plMatrixBlend();
plMatrixBlend(plMatrixChannel * channelA, plMatrixChannel * channelB, plScalarChannel * channelBias, int priority);
virtual ~plMatrixBlend();
virtual plAGChannel * MakeBlend(plAGChannel *newChannel, plScalarChannel *channelBias, int blendPriority);
// you cannot blend on top of a channel that has higher priority than you do.
virtual UInt16 GetPriority();
// SPECIFICS
const plMatrixChannel * GetChannelA() const { return fChannelA; }
void SetChannelA(plMatrixChannel * channel) { fChannelA = channel; }
const plMatrixChannel * GetChannelB() const { return fChannelB; }
void SetChannelB(plMatrixChannel * channel) { fChannelB = channel; }
const plScalarChannel * GetChannelBias() const { return fChannelBias; }
void SetChannelBias(plScalarChannel * channel) { fChannelBias = channel; }
//virtual void SetBlend(float blend) { fBlend = blend; };
//virtual float GetBlend() { return fBlend; };
virtual hsBool IsStoppedAt(double time);
// AG PROTOCOL
virtual const hsMatrix44 & Value(double time, bool peek = false);
virtual const hsAffineParts & AffineValue(double time, bool peek = false);
// remove the specified channel from our graph
virtual plAGChannel * Detach(plAGChannel * channel);
virtual void Dump(int indent, bool optimized, double time);
plAGChannel* Optimize(double time);
// PLASMA PROTOCOL
CLASSNAME_REGISTER( plMatrixBlend );
GETINTERFACE_ANY( plMatrixBlend, plMatrixChannel );
};
/////////////////////
// PLMATRIXCONTROLLER
/////////////////////
// converts a plController-style animation into a plMatrixChannel
class plMatrixControllerChannel : public plMatrixChannel
{
protected:
plController *fController;
public:
// xTORs
plMatrixControllerChannel();
plMatrixControllerChannel(plController *controller, hsAffineParts *parts);
virtual ~plMatrixControllerChannel();
// AG PROTOCOL
virtual const hsAffineParts & AffineValue(double time, bool peek = false);
virtual const hsAffineParts & AffineValue(double time, bool peek, plControllerCacheInfo *cache);
virtual const hsMatrix44 & Value(double time, bool peek = false);
virtual const hsMatrix44 & Value(double time, bool peek, plControllerCacheInfo *cache);
virtual plAGChannel * MakeCacheChannel(plAnimTimeConvert *atc);
virtual void Dump(int indent, bool optimized, double time);
// PLASMA PROTOCOL
// rtti
CLASSNAME_REGISTER( plMatrixControllerChannel );
GETINTERFACE_ANY( plMatrixControllerChannel, plMatrixChannel );
// persistence
virtual void Write(hsStream *stream, hsResMgr *mgr);
virtual void Read(hsStream *s, hsResMgr *mgr);
};
/////////////////////////////////
// PLMATRIXCONTROLLERCACHECHANNEL
/////////////////////////////////
// Same as plMatrixController, but with caching info
class plMatrixControllerCacheChannel : public plMatrixChannel
{
protected:
plControllerCacheInfo *fCache;
plMatrixControllerChannel *fControllerChannel;
public:
plMatrixControllerCacheChannel();
plMatrixControllerCacheChannel(plMatrixControllerChannel *channel, plControllerCacheInfo *cache);
virtual ~plMatrixControllerCacheChannel();
virtual const hsMatrix44 & Value(double time, bool peek = false);
virtual const hsAffineParts & AffineValue(double time, bool peek = false);
virtual plAGChannel * Detach(plAGChannel * channel);
// PLASMA PROTOCOL
CLASSNAME_REGISTER( plMatrixControllerCacheChannel );
GETINTERFACE_ANY( plMatrixControllerCacheChannel, plMatrixChannel );
// Created at runtime only, so no Read/Write
};
/////////////////////
// PLQUATPOINTCOMBINE
/////////////////////
// combines a quaternion and a point into a matrix
class plQuatPointCombine : public plMatrixChannel
{
protected:
plQuatChannel *fQuatChannel;
plPointChannel *fPointChannel;
public:
// xTORs
plQuatPointCombine();
plQuatPointCombine(plQuatChannel *quatChannel, plPointChannel *pointChannel);
virtual ~plQuatPointCombine();
// SPECIFICS
const plQuatChannel * GetQuatChannel() const { return fQuatChannel; }
void SetQuatChannel(plQuatChannel * channel) { fQuatChannel = channel; }
plPointChannel * GetPointChannel() const { return fPointChannel; }
void SetPointChannel(plPointChannel * channel) { fPointChannel = channel; }
// AG PROTOCOL
virtual const hsMatrix44 & Value(double time);
virtual const hsAffineParts & AffineValue(double time);
// remove the specified channel from our graph
virtual plAGChannel * Detach(plAGChannel * channel);
// PLASMA PROTOCOL
CLASSNAME_REGISTER( plQuatPointCombine );
GETINTERFACE_ANY( plQuatPointCombine, plMatrixChannel );
};
/////////////////////
//
// Applicator classes
class plMatrixChannelApplicator : public plAGApplicator
{
protected:
virtual void IApply(const plAGModifier *mod, double time);
public:
CLASSNAME_REGISTER( plMatrixChannelApplicator );
GETINTERFACE_ANY( plMatrixChannelApplicator, plAGApplicator );
virtual hsBool CanCombine(plAGApplicator *app) { return false; }
virtual plAGPinType GetPinType() { return kAGPinTransform; }
};
// PLMATRIXDELAYEDCORRECTIONAPPLICATOR
// Used for blending in sudden location changes due to synch messages.
// This app tacks on a correction to the l2p transform
// (so l2p is set as animL2P*correction)
// interpolating this to the identity matrix over time.
class plMatrixDelayedCorrectionApplicator : public plMatrixChannelApplicator
{
protected:
hsAffineParts fCorAP; // AP of the correction.
double fDelayStart; // Start time of the delayed correction
// apply our animation * our correction to the node
virtual void IApply(const plAGModifier *mod, double time);
public:
plMatrixDelayedCorrectionApplicator() : fDelayStart(-1000.f), fIgnoreNextCorrection(true) { fCorAP.Reset(); }
CLASSNAME_REGISTER( plMatrixDelayedCorrectionApplicator );
GETINTERFACE_ANY( plMatrixDelayedCorrectionApplicator, plMatrixChannelApplicator );
void SetCorrection(hsMatrix44 &correction);
virtual hsBool AutoDelete() { return false; } // should we remove it when its input channel is gone?
// applicator arbitration...
virtual plAGPinType GetPinType() { return kAGPinTransform; }
virtual hsBool CanBlend(plAGApplicator *app);
hsBool fIgnoreNextCorrection;
static const hsScalar fDelayLength; // static var for now.
};
// PLMATRIXDIFFERENCEAPP
// Each frame, this guy takes the difference between his current value
// and his last value and applies that to the current world
// transform of the target.
// You could also call it the Temporal Matrix Difference Applicator,
// but that sucks to type.
class plMatrixDifferenceApp : public plMatrixChannelApplicator
{
public:
/** Forget the previous cached transform and start again */
void Reset(double time);
/** Should this applicator be automatically removed when its channel goes away? */
virtual hsBool AutoDelete() { return false; }
// applicator arbitration
virtual plAGPinType GetPinType() { return kAGPinTransform; }
virtual hsBool CanBlend(plAGApplicator *app);
CLASSNAME_REGISTER(plMatrixDifferenceApp);
GETINTERFACE_ANY(plMatrixDifferenceApp, plMatrixChannelApplicator);
protected:
virtual void IApply(const plAGModifier *mod, double time);
hsMatrix44 fLastL2A; // local to animation space
hsMatrix44 fLastA2L; // animation space to local
bool fNew; // true if we haven't cached anything yet
};
#endif