Method sweep

physx/source/physx/src/NpBatchQuery.cpp:513–570

}

void NpBatchQuery::sweep(
	const PxGeometry& geometry, const PxTransform& pose, const PxVec3& unitDir, const PxReal distance, PxU16 maxTouchHits,
	PxHitFlags hitFlags, const PxQueryFilterData& fd, void* userData, const PxQueryCache* cache, const PxReal inflation)
{
	PX_CHECK_AND_RETURN(pose.isValid(), "Batch sweep input check: pose is not valid.");
	PX_CHECK_AND_RETURN(unitDir.isFinite(), "Batch sweep input check: unitDir is not valid.");
	PX_CHECK_AND_RETURN(unitDir.isNormalized(), "Batch sweep input check: direction must be normalized");
	PX_CHECK_AND_RETURN(distance >= 0.0f, "Batch sweep input check: distance cannot be negative");
	PX_CHECK_AND_RETURN(distance != 0.0f || !(hitFlags & PxHitFlag::eASSUME_NO_INITIAL_OVERLAP),
		"Batch sweep input check: zero-length sweep only valid without the PxHitFlag::eASSUME_NO_INITIAL_OVERLAP flag");

#if PX_CHECKED
	if(!PxGeometryQuery::isValid(geometry))
	{
		Ps::getFoundation().error(PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, "Provided geometry is not valid");
		return;
	}
#endif // PX_CHECKED

	if (mNbSweeps >= mDesc.queryMemory.getMaxSweepsPerExecute())
	{
		PX_CHECK_AND_RETURN(mNbSweeps < mDesc.queryMemory.getMaxSweepsPerExecute(),
			"PxBatchQuery: number of sweep() calls exceeds PxBatchQueryMemory::sweepResultBufferSize, query discarded");
		return;
	}

	
	CHECK_RUNNING("PxBatchQuery::sweep: This batch is still executing, skipping query.")
	mNbSweeps++;

	writeBatchHeader(BatchStreamHeader(hitFlags, cache, fd, userData, maxTouchHits, QTypeROS::eSWEEP));

	//set the MTD flag
	mHasMtdSweep |= !!(hitFlags & PxHitFlag::eMTD);

	if((hitFlags & PxHitFlag::ePRECISE_SWEEP) && (hitFlags & PxHitFlag::eMTD))
	{
		Ps::getFoundation().error(PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, " Precise sweep doesn't support MTD. Perform MTD with default sweep");
		hitFlags &= ~PxHitFlag::ePRECISE_SWEEP;
	}

	if((hitFlags & PxHitFlag::eASSUME_NO_INITIAL_OVERLAP) && (hitFlags & PxHitFlag::eMTD))
	{
		Ps::getFoundation().error(PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, " eMTD cannot be used in conjunction with eASSUME_NO_INITIAL_OVERLAP. eASSUME_NO_INITIAL_OVERLAP will be ignored");
		hitFlags &= ~PxHitFlag::eASSUME_NO_INITIAL_OVERLAP;
	}

	PxReal realInflation = inflation;
	if((hitFlags & PxHitFlag::ePRECISE_SWEEP)&& inflation > 0.0f)
	{
		realInflation = 0.0f;
		Ps::getFoundation().error(PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, " Precise sweep doesn't support inflation, inflation will be overwritten to be zero");
	}
	
	writeQueryInput(mStream, MultiQueryInput(&geometry, &pose, unitDir, distance, realInflation));
	
	Ps::atomicExchange(&mBatchQueryIsRunning, 0);
}