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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==*/
/////////////////////////////////////////////////////////////////////////////////////////
//
// INCLUDES
//
/////////////////////////////////////////////////////////////////////////////////////////
// singular
#include "plAGAnimInstance.h"
// local
#include "plAGAnim.h"
#include "plAGModifier.h"
#include "plAGMasterMod.h"
// global
#include "hsTimer.h" // just when debugging for GetSysSeconds
// other
#include "../pnNetCommon/plSDLTypes.h"
#include "../plMessage/plAnimCmdMsg.h"
#include "../plMessage/plOneShotCallbacks.h"
#include "../plModifier/plSDLModifier.h"
#include "../plSDL/plSDL.h"
/////////////////////////////////////////////////////////////////////////////////////////
//
// FLAGS
//
/////////////////////////////////////////////////////////////////////////////////////////
// enable this to show blend trees before and after attaches and detaches
// #define SHOW_AG_CHANGES
/////////////////////////////////////////////////////////////////////////////////////////
//
// STATIC
//
/////////////////////////////////////////////////////////////////////////////////////////
#ifdef TRACK_AG_ALLOCS
extern const char *gGlobalAnimName = nil;
extern const char *gGlobalChannelName = nil;
#endif // TRACK_AG_ALLOCS
/////////////////////////////////////////////////////////////////////////////////////////
//
// plAGAnimInstance
//
/////////////////////////////////////////////////////////////////////////////////////////
// ctor -------------------------------------------------------------------
// -----
plAGAnimInstance::plAGAnimInstance(plAGAnim * anim, plAGMasterMod * master,
hsScalar blend, UInt16 blendPriority, hsBool cache,
bool useAmplitude)
: fAnimation(anim),
fMaster(master),
fBlend(blend),
fAmplitude(useAmplitude ? 1.0f : -1.0f)
{
int i;
fTimeConvert = nil;
plScalarChannel *timeChan = nil;
#ifdef TRACK_AG_ALLOCS
gGlobalAnimName = anim->GetName(); // for debug tracking...
#endif // TRACK_AG_ALLOCS
plATCAnim *atcAnim = plATCAnim::ConvertNoRef(anim);
if (atcAnim)
{
fTimeConvert = TRACKED_NEW plAnimTimeConvert();
fTimeConvert->Init(atcAnim, this, master);
timeChan = TRACKED_NEW plATCChannel(fTimeConvert);
}
else
{
timeChan = TRACKED_NEW plScalarSDLChannel(anim->GetLength());
fSDLChannels.push_back((plScalarSDLChannel *)timeChan);
}
int nInChannels = anim->GetChannelCount();
fCleanupChannels.push_back(timeChan);
#ifdef SHOW_AG_CHANGES
hsStatusMessageF("\nAbout to Attach anim <%s>", GetName());
fMaster->DumpAniGraph("bone_pelvis", false, hsTimer::GetSysSeconds());
#endif
for (i = 0; i < nInChannels; i++)
{
plAGApplicator * app = fAnimation->GetApplicator(i);
plAGChannel * inChannel = app->GetChannel();
const char * channelName = app->GetChannelName();
plAGModifier * channelMod = master->GetChannelMod(channelName);
if(channelMod) {
#ifdef TRACK_AG_ALLOCS
gGlobalChannelName = channelName;
#endif // TRACK_AG_ALLOCS
// we're going to be accumulating a chain of channels.
// curChannel will always point to the top one...
plAGChannel *topNode = inChannel;
if(cache)
{
topNode = topNode->MakeCacheChannel(fTimeConvert);
IRegisterDetach(channelName, topNode);
}
if(useAmplitude)
{
// amplitude is rarely used and expensive, so only alloc if asked
// first build a static copy of the incoming channel...
plAGChannel *zeroState = inChannel->MakeZeroState();
IRegisterDetach(channelName, zeroState);
// now make a blend node to blend the anim with its static copy
topNode = zeroState->MakeBlend(topNode, &fAmplitude, -1);
}
// make a time scaler to localize time for this instance
topNode = topNode->MakeTimeScale(timeChan);
IRegisterDetach(channelName, topNode);
channelMod->MergeChannel(app, topNode, &fBlend, this, blendPriority);
}
else
hsAssert(false, "Adding an animation with an invalid channel.");
}
fFadeBlend = fFadeAmp = false;
#ifdef TRACK_AG_ALLOCS
gGlobalAnimName = nil;
#endif // TRACK_AG_ALLOCS
}
// dtor -----------------------------
// -----
plAGAnimInstance::~plAGAnimInstance()
{
delete fTimeConvert;
}
// SearchForGlobals ---------------------
// -----------------
void plAGAnimInstance::SearchForGlobals()
{
const plAgeGlobalAnim *ageAnim = plAgeGlobalAnim::ConvertNoRef(fAnimation);
if (ageAnim != nil && fSDLChannels.size() > 0)
{
extern const plSDLModifier *ExternFindAgeSDL();
const plSDLModifier *sdlMod = ExternFindAgeSDL();
if (!sdlMod)
return;
plSimpleStateVariable *var = sdlMod->GetStateCache()->FindVar(ageAnim->GetGlobalVarName());
if (!var)
return;
sdlMod->AddNotifyForVar(fMaster->GetKey(), ageAnim->GetGlobalVarName(), 0);
int i;
for (i = 0; i < fSDLChannels.size(); i++)
fSDLChannels[i]->SetVar(var);
}
}
void plAGAnimInstance::IRegisterDetach(const char *channelName, plAGChannel *channel)
{
plDetachMap::value_type newPair(channelName, channel);
fManualDetachChannels.insert(newPair);
}
// SetCurrentTime ---------------------------------------------------------------
// ---------------
void plAGAnimInstance::SetCurrentTime(hsScalar localT, hsBool jump /* = false */)
{
if (fTimeConvert)
fTimeConvert->SetCurrentAnimTime(localT, jump);
}
// SeekRelative ------------------------------------
// -------------
void plAGAnimInstance::SeekRelative (hsScalar delta, hsBool jump)
{
if(fTimeConvert)
{
hsScalar now = fTimeConvert->CurrentAnimTime();
fTimeConvert->SetCurrentAnimTime (now + delta, jump);
}
}
// Detach ---------------------
// -------
void plAGAnimInstance::Detach()
{
fMaster->DetachAnimation(this);
}
// DetachChannels ---------------------
// ---------------
void plAGAnimInstance::DetachChannels()
{
#ifdef SHOW_AG_CHANGES
hsStatusMessageF("\nAbout to DETACH anim <%s>", GetName());
fMaster->DumpAniGraph("bone_pelvis", false, hsTimer::GetSysSeconds());
#endif
plDetachMap::iterator i = fManualDetachChannels.begin();
while(i != fManualDetachChannels.end())
{
const char *channelName = (*i).first;
plAGModifier *channelMod = fMaster->GetChannelMod(channelName, true);
if(channelMod)
{
do {
plAGChannel *channel = (*i).second;
channelMod->DetachChannel(channel);
} while (++i != fManualDetachChannels.end() && i->first == channelName);
} else {
do {
} while (++i != fManualDetachChannels.end() && i->first == channelName);
}
}
int cleanCount = fCleanupChannels.size();
hsAssert(cleanCount, "No time controls when deleting animation");
for (int j = 0; j < cleanCount; j++)
{
delete fCleanupChannels[j];
}
fCleanupChannels.clear();
#ifdef SHOW_AG_CHANGES
hsStatusMessageF("\nFinished DETACHING anim <%s>", GetName());
fMaster->DumpAniGraph("bone_pelvis", false, hsTimer::GetSysSeconds());
#endif
}
// SetBlend ---------------------------------------
// ---------
hsScalar plAGAnimInstance::SetBlend(hsScalar blend)
{
float oldBlend = fBlend.Value(0.0, true);
if(oldBlend != blend &&
(oldBlend == 0.0f ||
blend == 0.0f ||
oldBlend == 1.0f ||
blend == 1.0f))
{
fMaster->SetNeedCompile(true);
}
fBlend.Set(blend);
return blend;
}
// GetBlend -------------------------
// ---------
hsScalar plAGAnimInstance::GetBlend()
{
return fBlend.Value(0);
}
// SetAmplitude -------------------------------------
// -------------
hsScalar plAGAnimInstance::SetAmplitude(hsScalar amp)
{
if(fAmplitude.Get() != -1.0f)
{
fAmplitude.Set(amp);
}
return amp;
}
// GetAmplitude -------------------------
// -------------
hsScalar plAGAnimInstance::GetAmplitude()
{
return fAmplitude.Value(0);
}
// GetName -----------------------------
// --------
const char * plAGAnimInstance::GetName()
{
if(fAnimation)
return fAnimation->GetName();
else
return nil;
}
// SetLoop ----------------------------------
// --------
void plAGAnimInstance::SetLoop(hsBool status)
{
if (fTimeConvert)
fTimeConvert->Loop(status);
}
// HandleCmd ----------------------------------------
// ----------
hsBool plAGAnimInstance::HandleCmd(plAnimCmdMsg *msg)
{
if (fTimeConvert)
return fTimeConvert->HandleCmd(msg);
return false;
}
// IsFinished -----------------------
// -----------
hsBool plAGAnimInstance::IsFinished()
{
if (fTimeConvert)
return fTimeConvert->IsStopped();
return false;
}
// IsAtEnd -----------------------
// --------
hsBool plAGAnimInstance::IsAtEnd()
{
if(fTimeConvert)
{
return fTimeConvert->CurrentAnimTime() == fTimeConvert->GetEnd();
}
else
return false;
}
// Start -----------------------------------
// ------
void plAGAnimInstance::Start(double timeNow)
{
if (fTimeConvert)
{
if (timeNow < 0)
fTimeConvert->Start();
else
fTimeConvert->Start(timeNow);
}
}
// Stop ---------------------
// -----
void plAGAnimInstance::Stop()
{
if (fTimeConvert)
fTimeConvert->Stop();
}
// AttachCallbacks --------------------------------------------------
// ----------------
void plAGAnimInstance::AttachCallbacks(plOneShotCallbacks *callbacks)
{
const plATCAnim *anim = plATCAnim::ConvertNoRef(fAnimation);
if (callbacks && anim)
{
plAnimCmdMsg animMsg;
animMsg.SetCmd(plAnimCmdMsg::kAddCallbacks);
for (int i = 0; i < callbacks->GetNumCallbacks(); i++)
{
plOneShotCallbacks::plOneShotCallback& cb = callbacks->GetCallback(i);
plEventCallbackMsg *eventMsg = TRACKED_NEW plEventCallbackMsg;
eventMsg->AddReceiver(cb.fReceiver);
eventMsg->fRepeats = 0;
eventMsg->fUser = cb.fUser;
if (cb.fMarker)
{
float marker = anim->GetMarker(cb.fMarker);
hsAssert(marker != -1, "Bad marker name");
eventMsg->fEventTime = marker;
eventMsg->fEvent = kTime;
}
else
{
eventMsg->fEvent = kStop;
}
animMsg.AddCallback(eventMsg);
hsRefCnt_SafeUnRef(eventMsg);
}
fTimeConvert->HandleCmd(&animMsg);
}
}
// ProcessFade -------------------------------------
// ------------
void plAGAnimInstance::ProcessFade(hsScalar elapsed)
{
if (fFadeBlend) {
hsScalar newBlend = ICalcFade(fFadeBlend, GetBlend(), fFadeBlendGoal, fFadeBlendRate, elapsed);
SetBlend(newBlend);
if(fFadeDetach && (newBlend == fFadeBlendGoal) && (fFadeBlendGoal == 0.0f) )
{
fMaster->DetachAnimation(this);
return;
}
}
if (fFadeAmp && fAmplitude.Get() != -1.0f) {
hsScalar curAmp = GetAmplitude();
hsScalar newAmp = ICalcFade(fFadeAmp, curAmp, fFadeAmpGoal, fFadeAmpRate, elapsed);
SetAmplitude(newAmp);
}
}
// ICalcFade ---------------------------------------------------------------------
// ----------
hsScalar plAGAnimInstance::ICalcFade(hsBool &fade, hsScalar curVal, hsScalar goal,
hsScalar rate, hsScalar elapsed)
{
hsScalar newVal;
hsScalar curStep = rate * elapsed;
if(rate > 0) {
newVal = __min(goal, curVal + curStep);
} else {
newVal = __max(goal, curVal + curStep);
}
if(newVal == goal)
{
fade = false;
fMaster->DirtySynchState(kSDLAGMaster, 0); // send SDL state update to server
}
return newVal;
}
// FadeAndDetach -------------------------------------------------
// --------------
void plAGAnimInstance::FadeAndDetach(hsScalar goal, hsScalar rate)
{
ISetupFade(goal, rate, true, kFadeBlend);
}
// Fade --------------------------------------------------------------------------------
// -----
void plAGAnimInstance::Fade(hsScalar goal, hsScalar rate, UInt8 type /* = kFadeBlend */)
{
ISetupFade(goal, rate, false, type);
}
// ISetupFade --------------------------------------------------------------------------
// -----------
void plAGAnimInstance::ISetupFade(hsScalar goal, hsScalar rate, bool detach, UInt8 type)
{
if (rate == 0)
{
if (type == kFadeBlend)
{
SetBlend(goal);
fFadeBlend = false;
if(detach) {
fMaster->DetachAnimation(this);
}
}
else if (type == kFadeAmp)
{
SetAmplitude(goal);
fFadeAmp = false;
}
return;
}
rate = (rate > 0 ? rate : -rate); // For old code that sends negative values
hsScalar curVal = 0;
switch (type)
{
case kFadeBlend:
curVal = GetBlend();
break;
case kFadeAmp:
curVal = GetAmplitude();
break;
}
if (curVal > goal)
rate = -rate;
switch (type)
{
case kFadeBlend:
fFadeBlend = true;
fFadeBlendGoal = goal;
fFadeBlendRate = rate;
fFadeDetach = detach;
break;
case kFadeAmp:
fFadeAmp = true;
fFadeAmpGoal = goal;
fFadeAmpRate = rate;
fFadeDetach = false; // only detach on blend fades, for the moment.
break;
}
}
class agAlloc
{
public:
agAlloc(plAGChannel *object, const char *chanName, const char *animName, UInt16 classIndex)
: fObject(object),
fClassIndex(classIndex)
{
fChannelName = hsStrcpy(chanName);
fAnimName = hsStrcpy(animName);
}
~agAlloc()
{
delete[] fChannelName;
delete[] fAnimName;
}
plAGChannel *fObject;
char *fChannelName;
char *fAnimName;
UInt16 fClassIndex;
};
typedef std::map<plAGChannel *, agAlloc *> agAllocMap;
static agAllocMap gAGAllocs;
void RegisterAGAlloc(plAGChannel *object, const char *chanName, const char *animName, UInt16 classIndex)
{
gAGAllocs[object] = TRACKED_NEW agAlloc(object, chanName, animName, classIndex);
}
void DumpAGAllocs()
{
agAllocMap::iterator i = gAGAllocs.begin();
agAllocMap::iterator theEnd = gAGAllocs.end();
hsStatusMessage("DUMPING AG ALLOCATIONS ================================================");
for ( ; i != theEnd; i++)
{
agAlloc * al = (*i).second;
UInt16 realClassIndex = al->fObject->ClassIndex();
hsStatusMessageF("agAlloc: an: %s ch: %s, cl: %s", al->fAnimName, al->fChannelName, plFactory::GetNameOfClass(realClassIndex));
}
// it's not fast but it's safe and simple..
i = gAGAllocs.begin();
while(i != gAGAllocs.end())
{
agAlloc * al = (*i).second;
delete al;
i = gAGAllocs.erase(i);
}
hsStatusMessage("FINISHED DUMPING AG ALLOCATIONS *********************************************");
}
void UnRegisterAGAlloc(plAGChannel *object)
{
agAllocMap::iterator i = gAGAllocs.find(object);
if(i != gAGAllocs.end())
{
agAlloc * al = (*i).second;
gAGAllocs.erase(i);
delete al;
}
}