CWE-ou-minkata/Sources/Plasma/PubUtilLib/plDrawable/plDynaFootMgr.cpp

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*==LICENSE==*/

#include "HeadSpin.h"
#include "plDynaFootMgr.h"
#include "plDynaDecal.h"

#include "plCutter.h"

#include "plPrintShape.h"

#include "plgDispatch.h"

#include "hsStream.h"
#include "hsResMgr.h"
#include "hsTimer.h"

#include "plMessage/plDynaDecalEnableMsg.h"

#include "plMessage/plAvatarFootMsg.h"
#include "plAvatar/plArmatureMod.h"
#include "plAvatar/plAvBrainHuman.h"

#include "plMath/plRandom.h"
static plRandom sRand;

static const uint32_t kNumPrintIDs = 2;
static const uint32_t kPrintIDs[kNumPrintIDs] =
{
    plAvBrainHuman::RFootPrint,
    plAvBrainHuman::LFootPrint
};


int plDynaFootMgr::INewDecal()
{
    int idx = fDecals.GetCount();
    fDecals.Append(new plDynaSplot());

    return idx;
}

plDynaFootMgr::plDynaFootMgr()
{
    fPartIDs.SetCount(kNumPrintIDs);
    int i;
    for( i = 0; i < kNumPrintIDs; i++ )
        fPartIDs[i] = kPrintIDs[i];
}

plDynaFootMgr::~plDynaFootMgr()
{
}

void plDynaFootMgr::Read(hsStream* stream, hsResMgr* mgr)
{
    plDynaDecalMgr::Read(stream, mgr);

    plgDispatch::Dispatch()->RegisterForExactType(plAvatarFootMsg::Index(), GetKey());
}

void plDynaFootMgr::Write(hsStream* stream, hsResMgr* mgr)
{
    plDynaDecalMgr::Write(stream, mgr);
}


hsBool plDynaFootMgr::MsgReceive(plMessage* msg)
{
    plAvatarFootMsg* footMsg = plAvatarFootMsg::ConvertNoRef(msg);
    if( footMsg )
    {
        uint32_t id = footMsg->IsLeft() ? plAvBrainHuman::LFootPrint : plAvBrainHuman::RFootPrint;

        plArmatureMod* armMod = footMsg->GetArmature();
        const plPrintShape* shape = IGetPrintShape(armMod, id);
        if( shape )
        {
            plDynaDecalInfo& info = IGetDecalInfo(uintptr_t(shape), shape->GetKey());
            if( IPrintFromShape(shape, footMsg->IsLeft()) )
            {
                INotifyActive(info, armMod->GetKey(), id);
            }
            else
            {
                INotifyInactive(info, armMod->GetKey(), id);
            }
        }

        return true;
    }

    return plDynaDecalMgr::MsgReceive(msg);
}

hsBool plDynaFootMgr::IPrintFromShape(const plPrintShape* shape, hsBool flip)
{
    hsBool retVal = false;

    if( shape )
    {
        plDynaDecalInfo& info = IGetDecalInfo(uintptr_t(shape), shape->GetKey());

        double secs = hsTimer::GetSysSeconds();
        float wetness = IHowWet(info, secs);
        fInitAtten = wetness;

        if( wetness <= 0 )
            return true;

        hsMatrix44 shapeL2W = shape->GetOwner()->GetLocalToWorld();
        hsPoint3 newPos = shapeL2W.GetTranslate();
        hsVector3 newDir = shapeL2W.GetAxis(hsMatrix44::kView);
        hsVector3 newUp(0.f, 0.f, 1.f);

        hsVector3 size(shape->GetWidth() * fScale.fX, shape->GetLength() * fScale.fY, shape->GetHeight() * fScale.fZ * 2.f);
        fCutter->SetLength(size);
        fCutter->Set(newPos, newDir, newUp, flip);

        // Should this be moved inside the if( ICutout() ) clause? I think so. Probably doesn't
        // matter for foot prints, but it seems more correct, since fLastPos/fLastTime is the
        // last time and position we actually dropped a print, not tried to.
        info.fLastPos = newPos;
        info.fLastTime = secs;

        if( ICutoutTargets(secs) )
        {
            retVal = true;
        }
    }
    return retVal;
}