| 379 | } |
| 380 | |
| 381 | virtual PxAgain invoke(PxReal& aDist, const PrunerPayload& aPayload) |
| 382 | { |
| 383 | const PxU32 tempCount = 1; |
| 384 | HitType tempBuf[tempCount]; |
| 385 | |
| 386 | // PT: TODO: do we need actorShape.actor/actorShape.shape immediately? |
| 387 | local::ActorShape actorShape; |
| 388 | local::populate(aPayload, actorShape); |
| 389 | |
| 390 | const PxQueryFlags filterFlags = mFilterData.flags; |
| 391 | |
| 392 | // for no filter callback, default to eTOUCH for MULTIPLE, eBLOCK otherwise |
| 393 | // also always treat as eBLOCK if currently tested shape is cached |
| 394 | // Using eRESERVED flag as a special condition to default to eTOUCH hits while only looking for a single blocking hit |
| 395 | // from a nested query (see other comments containing #LABEL1) |
| 396 | PxQueryHitType::Enum shapeHitType = |
| 397 | ((mHitCall.maxNbTouches || (mFilterData.flags & PxQueryFlag::eRESERVED)) && !mIsCached) |
| 398 | ? PxQueryHitType::eTOUCH |
| 399 | : PxQueryHitType::eBLOCK; |
| 400 | |
| 401 | // apply pre-filter |
| 402 | PxHitFlags filteredHitFlags = mHitFlags; |
| 403 | if(!mIsCached) // don't run filters on single item cache |
| 404 | if(!applyAllPreFiltersSQ(&actorShape, shapeHitType/*in&out*/, filterFlags, mFilterData, mFilterCall, |
| 405 | mBfd, filteredHitFlags/*, mHitCall.maxNbTouches*/)) |
| 406 | return true; // skip this shape from reporting if prefilter said to do so |
| 407 | if(shapeHitType == PxQueryHitType::eNONE) |
| 408 | return true; |
| 409 | |
| 410 | PX_ASSERT(actorShape.actor && actorShape.shape); |
| 411 | const Scb::Shape* shape = actorShape.scbShape; |
| 412 | const Scb::Actor* actor = actorShape.scbActor; |
| 413 | |
| 414 | // compute the global pose for the cached shape and actor |
| 415 | PX_ALIGN(16, PxTransform) globalPose; |
| 416 | NpActor::getGlobalPose(globalPose, *shape, *actor); |
| 417 | |
| 418 | const PxGeometry& shapeGeom = shape->getGeometry(); |
| 419 | |
| 420 | // Here we decide whether to use the user provided buffer in place or a local stack buffer |
| 421 | // see if we have more room left in the callback results buffer than in the parent stack buffer |
| 422 | // if so get subHits in-place in the hit buffer instead of the parent stack buffer |
| 423 | // nbTouches is the number of accumulated touch hits so far |
| 424 | // maxNbTouches is the size of the user buffer |
| 425 | PxU32 maxSubHits1 = mHitCall.maxNbTouches - mHitCall.nbTouches; // how much room is left in the user buffer |
| 426 | HitType* subHits1 = mHitCall.touches + mHitCall.nbTouches; // pointer to the first free hit in the user buffer |
| 427 | if(mHitCall.nbTouches >= mHitCall.maxNbTouches) |
| 428 | // if there's no room left in the user buffer, use a stack buffer |
| 429 | { |
| 430 | // tried using 64 here - causes check stack code to get generated on xbox, perhaps because of guard page |
| 431 | // need this buffer in case the input buffer is full but we still want to correctly merge results from later hits |
| 432 | maxSubHits1 = tempCount; |
| 433 | subHits1 = reinterpret_cast<HitType*>(tempBuf); |
| 434 | } |
| 435 | |
| 436 | // limit number of hits to 1 for meshes if eMESH_MULTIPLE wasn't specified. this tells geomQuery to only look for a closest hit |
| 437 | if(shapeGeom.getType() == PxGeometryType::eTRIANGLEMESH && !(filteredHitFlags & PxHitFlag::eMESH_MULTIPLE)) |
| 438 | maxSubHits1 = 1; // required to only receive 1 hit to pass UTs |
no test coverage detected