C++ LLMotion::getStopTime方法代码示例

//-----------------------------------------------------------------------------
// startMotion()
//-----------------------------------------------------------------------------
BOOL LLMotionController::startMotion(const LLUUID &id, F32 start_offset)
{
	// do we have an instance of this motion for this character?
	LLMotion *motion = findMotion(id);

	// motion that is stopping will be allowed to stop but
	// replaced by a new instance of that motion
	if (motion
		&& !mPaused
		&& motion->canDeprecate()
		&& motion->isActive()											// singu: do not deprecate motions that are not active.
		&& motion->getFadeWeight() > 0.01f // not LOD-ed out
		&& (motion->isBlending() || motion->getStopTime() != 0.f))
	{
		deprecateMotionInstance(motion);
		// force creation of new instance
		motion = NULL;
	}

	// create new motion instance
	if (!motion)
	{
		motion = createMotion(id);
	}

	if (!motion)
	{
		return FALSE;
	}
	//if the motion is already active and allows deprecation, then let it keep playing
	else if (motion->canDeprecate() && isMotionActive(motion))
	{	
		return TRUE;
	}

//	llinfos << "Starting motion " << name << llendl;
	//<singu>
	F32 start_time = mAnimTime - start_offset;
	if (!mDisableSyncing)
	{
	  start_time = motion->syncActivationTime(start_time);
	}
	++mDisableSyncing;
	//</singu>
	BOOL res = activateMotionInstance(motion, start_time);
	//<singu>
	--mDisableSyncing;
	//</singu>
	return res;
}

//-----------------------------------------------------------------------------
// setTimeStep()
//-----------------------------------------------------------------------------
void LLMotionController::setTimeStep(F32 step)
{
	mTimeStep = step;

	if (step != 0.f)
	{
		// make sure timestamps conform to new quantum
		for (motion_list_t::iterator iter = mActiveMotions.begin();
			 iter != mActiveMotions.end(); ++iter)
		{
			LLMotion* motionp = *iter;
			motionp->mActivationTimestamp = (F32)llfloor(motionp->mActivationTimestamp / step) * step;
			BOOL stopped = motionp->isStopped();
			motionp->setStopTime((F32)llfloor(motionp->getStopTime() / step) * step);
			motionp->setStopped(stopped);
			motionp->mSendStopTimestamp = (F32)llfloor(motionp->mSendStopTimestamp / step) * step;
		}
	}
}

void LLMotionController::updateMotionsByType(LLMotion::LLMotionBlendType anim_type)
{
	BOOL update_result = TRUE;
	U8 last_joint_signature[LL_CHARACTER_MAX_JOINTS];

	memset(&last_joint_signature, 0, sizeof(U8) * LL_CHARACTER_MAX_JOINTS);

	// iterate through active motions in chronological order
	for (motion_list_t::iterator iter = mActiveMotions.begin();
		 iter != mActiveMotions.end(); )
	{
		motion_list_t::iterator curiter = iter++;
		LLMotion* motionp = *curiter;
		if (motionp->getBlendType() != anim_type)
		{
			continue;
		}

		BOOL update_motion = FALSE;

		if (motionp->getPose()->getWeight() < 1.f)
		{
			update_motion = TRUE;
		}
		else
		{
			// NUM_JOINT_SIGNATURE_STRIDES should be multiple of 4
			for (S32 i = 0; i < NUM_JOINT_SIGNATURE_STRIDES; i++)
			{
		 		U32 *current_signature = (U32*)&(mJointSignature[0][i * 4]);
				U32 test_signature = *(U32*)&(motionp->mJointSignature[0][i * 4]);
				
				if ((*current_signature | test_signature) > (*current_signature))
				{
					*current_signature |= test_signature;
					update_motion = TRUE;
				}

				*((U32*)&last_joint_signature[i * 4]) = *(U32*)&(mJointSignature[1][i * 4]);
				current_signature = (U32*)&(mJointSignature[1][i * 4]);
				test_signature = *(U32*)&(motionp->mJointSignature[1][i * 4]);

				if ((*current_signature | test_signature) > (*current_signature))
				{
					*current_signature |= test_signature;
					update_motion = TRUE;
				}
			}
		}

		if (!update_motion)
		{
			updateIdleMotion(motionp);
			continue;
		}

		LLPose *posep = motionp->getPose();

		// only filter by LOD after running every animation at least once (to prime the avatar state)
		if (mHasRunOnce && motionp->getMinPixelArea() > mCharacter->getPixelArea())
		{
			motionp->fadeOut();

			//should we notify the simulator that this motion should be stopped (check even if skipped by LOD logic)
			if (mAnimTime > motionp->mSendStopTimestamp)
			{
				// notify character of timed stop event on first iteration past sendstoptimestamp
				// this will only be called when an animation stops itself (runs out of time)
				if (mLastTime <= motionp->mSendStopTimestamp)
				{
					mCharacter->requestStopMotion( motionp );
					stopMotionInstance(motionp, FALSE);
				}
			}

			if (motionp->getFadeWeight() < 0.01f)
			{
				if (motionp->isStopped() && mAnimTime > motionp->getStopTime() + motionp->getEaseOutDuration())
				{
					posep->setWeight(0.f);
					deactivateMotionInstance(motionp);
				}
				continue;
			}
		}
		else
		{
			motionp->fadeIn();
		}

		//**********************
		// MOTION INACTIVE
		//**********************
		if (motionp->isStopped() && mAnimTime > motionp->getStopTime() + motionp->getEaseOutDuration())
		{
			// this motion has gone on too long, deactivate it
			// did we have a chance to stop it?
			if (mLastTime <= motionp->getStopTime())
			{
				// if not, let's stop it this time through and deactivate it the next
//.........这里部分代码省略.........