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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/>.
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 PLPOINTCHANNEL_H
#define PLPOINTCHANNEL_H
/////////////////////////////////////////////////////////////////////////////////////////
//
// INCLUDES
//
/////////////////////////////////////////////////////////////////////////////////////////
#include "plAGApplicator.h"
#include "plAGChannel.h"
#include "hsGeometry3.h"
/////////////////////////////////////////////////////////////////////////////////////////
//
// FORWARDS
//
/////////////////////////////////////////////////////////////////////////////////////////
class plController;
class plControllerCacheInfo;
/////////////////////////////////////////////////////////////////////////////////////////
//
// DEFINITIONS
//
/////////////////////////////////////////////////////////////////////////////////////////
// PLPOINTCHANNEL
/////////////////
// A source of animated hsPoint3 data
class plPointChannel : public plAGChannel
{
protected:
hsPoint3 fResult;
public:
plPointChannel();
virtual ~plPointChannel();
// AG PROTOCOL
virtual const hsPoint3 & Value(double time);
virtual void Value(hsPoint3 &point, double time);
// 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);
// PLASMA PROTOCOL
CLASSNAME_REGISTER( plPointChannel );
GETINTERFACE_ANY( plPointChannel, plAGChannel );
};
//////////////////
// PLPOINTCONSTANT
//////////////////
// A point source that just keeps handing out the same point
class plPointConstant : public plPointChannel
{
public:
plPointConstant();
plPointConstant(const hsPoint3 &point);
virtual ~plPointConstant();
void Set(const hsPoint3 &the_Point) { fResult = the_Point; }
// PLASMA PROTOCOL
CLASSNAME_REGISTER( plPointConstant );
GETINTERFACE_ANY( plPointConstant, plPointChannel );
void Read(hsStream *stream, hsResMgr *mgr);
void Write(hsStream *stream, hsResMgr *mgr);
};
////////////////////
// PLPOINTTIMESCALE
////////////////////
// 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 plPointTimeScale : public plPointChannel
{
protected:
plScalarChannel *fTimeSource;
plPointChannel *fChannelIn;
public:
plPointTimeScale();
plPointTimeScale(plPointChannel *channel, plScalarChannel *timeSource);
virtual ~plPointTimeScale();
virtual hsBool IsStoppedAt(double time);
virtual const hsPoint3 & Value(double time);
virtual plAGChannel * Detach(plAGChannel * channel);
// PLASMA PROTOCOL
CLASSNAME_REGISTER( plPointTimeScale );
GETINTERFACE_ANY( plPointTimeScale, plPointChannel );
};
// PLPOINTBLEND
///////////////
// Combines two point sources into one
class plPointBlend : public plPointChannel
{
public:
plPointBlend();
plPointBlend(plPointChannel *channelA, plPointChannel *channelB, plScalarChannel *channelBias);
virtual ~plPointBlend();
plAGChannel * plPointBlend::Remove(plAGChannel *srceToRemove);
const plPointChannel * GetPointChannelA() const { return fPointA; }
void SetPointChannelA(plPointChannel *the_PointA) { fPointA = the_PointA; }
const plPointChannel * GetPointChannelB() const { return fPointB; }
void SetPointChannelB(plPointChannel *the_PointB) { fPointB = the_PointB; }
const plScalarChannel * GetChannelBias() const { return fChannelBias; }
void SetChannelBias(plScalarChannel * channel) { fChannelBias = channel; }
//float GetBlend() const { return fBlend; }
//void SetBlend(float the_blend) { fBlend = the_blend; }
virtual hsBool IsStoppedAt(double time);
// AG PROTOCOL
virtual const hsPoint3 &Value(double time);
// remove the specified channel from our graph
virtual plAGChannel * Detach(plAGChannel * channel);
// PLASMA PROTOCOL
CLASSNAME_REGISTER( plPointBlend );
GETINTERFACE_ANY( plPointBlend, plPointChannel );
protected:
plPointChannel *fPointA;
plPointChannel *fPointB;
plScalarChannel *fChannelBias;
};
// BLENDPOINTS
// Handy little function to share with others.
hsPoint3 BlendPoints(hsPoint3 &pointA, hsPoint3 &pointB, float blend);
///////////////////////////
// PLPOINTCONTROLLERCHANNEL
///////////////////////////
// converts a plController-style animation into a plPointChannel
class plPointControllerChannel : public plPointChannel
{
protected:
plController *fController;
public:
// xTORs
plPointControllerChannel();
plPointControllerChannel(plController *controller);
virtual ~plPointControllerChannel();
// AG PROTOCOL
virtual const hsPoint3 & Value(double time);
virtual const hsPoint3 & Value(double time, plControllerCacheInfo *cache);
virtual plAGChannel * MakeCacheChannel(plAnimTimeConvert *atc);
// PLASMA PROTOCOL
// rtti
CLASSNAME_REGISTER( plPointControllerChannel );
GETINTERFACE_ANY( plPointControllerChannel, plPointChannel );
// persistence
virtual void Write(hsStream *stream, hsResMgr *mgr);
virtual void Read(hsStream *s, hsResMgr *mgr);
};
////////////////////////////////
// PLPOINTCONTROLLERCACHECHANNEL
////////////////////////////////
// Same as plPointController, but with caching info
class plPointControllerCacheChannel : public plPointChannel
{
protected:
plControllerCacheInfo *fCache;
plPointControllerChannel *fControllerChannel;
public:
plPointControllerCacheChannel();
plPointControllerCacheChannel(plPointControllerChannel *channel, plControllerCacheInfo *cache);
virtual ~plPointControllerCacheChannel();
virtual const hsPoint3 & Value(double time, bool peek = false);
virtual plAGChannel * Detach(plAGChannel * channel);
// PLASMA PROTOCOL
CLASSNAME_REGISTER( plPointControllerCacheChannel );
GETINTERFACE_ANY( plPointControllerCacheChannel, plPointChannel );
// Created at runtime only, so no Read/Write
};
////////////////////////////
//
// Channel Applicator classes
class plPointChannelApplicator : public plAGApplicator
{
protected:
virtual void IApply(const plAGModifier *mod, double time);
public:
CLASSNAME_REGISTER( plPointChannelApplicator );
GETINTERFACE_ANY( plPointChannelApplicator, plAGApplicator );
};
class plLightDiffuseApplicator : public plAGApplicator
{
protected:
virtual void IApply(const plAGModifier *mod, double time);
public:
CLASSNAME_REGISTER( plLightDiffuseApplicator );
GETINTERFACE_ANY( plLightDiffuseApplicator, plAGApplicator );
};
class plLightAmbientApplicator : public plAGApplicator
{
protected:
virtual void IApply(const plAGModifier *mod, double time);
public:
CLASSNAME_REGISTER( plLightAmbientApplicator );
GETINTERFACE_ANY( plLightAmbientApplicator, plAGApplicator );
};
class plLightSpecularApplicator : public plAGApplicator
{
protected:
virtual void IApply(const plAGModifier *mod, double time);
public:
CLASSNAME_REGISTER( plLightSpecularApplicator );
GETINTERFACE_ANY( plLightSpecularApplicator, plAGApplicator );
};
#endif // PLPOINTCHANNEL_H