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https://github.com/ZDoom/gzdoom-gles.git
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- completed work on P_FindFloorCeiling and all functions it calls.
Note: The debug output is left in so that in cases of an error it can still be used.
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d876a95152
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3 changed files with 50 additions and 11 deletions
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@ -194,8 +194,9 @@ static inline fixedvec2 FindRefPoint(line_t *ld, fixedvec2 pos)
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// only3d set means to only check against 3D floors and midtexes.
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//
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//==========================================================================
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bool ffcf_verbose;
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static bool PIT_FindFloorCeiling(FMultiBlockLinesIterator::CheckResult &cres, const FBoundingBox &box, FCheckPosition &tmf, int flags)
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static bool PIT_FindFloorCeiling(FMultiBlockLinesIterator &mit, FMultiBlockLinesIterator::CheckResult &cres, const FBoundingBox &box, FCheckPosition &tmf, int flags)
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{
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line_t *ld = cres.line;
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@ -210,6 +211,12 @@ static bool PIT_FindFloorCeiling(FMultiBlockLinesIterator::CheckResult &cres, co
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// A line has been hit
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if (ffcf_verbose)
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{
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Printf("Hit line %d at position %f,%f, group %d\n",
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int(ld - lines), FIXED2FLOAT(cres.position.x), FIXED2FLOAT(cres.position.y), ld->frontsector->PortalGroup);
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}
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if (!ld->backsector)
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{ // One sided line
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return true;
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@ -227,6 +234,8 @@ static bool PIT_FindFloorCeiling(FMultiBlockLinesIterator::CheckResult &cres, co
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{
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tmf.ceilingz = open.top;
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if (open.topsec != NULL) tmf.floorsector = open.topsec;
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if (ffcf_verbose) Printf(" Adjust ceilingz to %f\n", FIXED2FLOAT(open.top));
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mit.StopUp();
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}
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}
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@ -238,6 +247,8 @@ static bool PIT_FindFloorCeiling(FMultiBlockLinesIterator::CheckResult &cres, co
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if (open.bottomsec != NULL) tmf.floorsector = open.bottomsec;
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tmf.touchmidtex = open.touchmidtex;
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tmf.abovemidtex = open.abovemidtex;
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if (ffcf_verbose) Printf(" Adjust floorz to %f\n", FIXED2FLOAT(open.bottom));
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if (tmf.floorz > tmf.dropoffz + tmf.thing->MaxDropOffHeight) mit.StopDown();
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}
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else if (open.bottom == tmf.floorz)
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{
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@ -245,9 +256,11 @@ static bool PIT_FindFloorCeiling(FMultiBlockLinesIterator::CheckResult &cres, co
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tmf.abovemidtex |= open.abovemidtex;
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}
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if (open.lowfloor < tmf.dropoffz)
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if (open.lowfloor < tmf.dropoffz && open.lowfloor > FIXED_MIN)
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{
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tmf.dropoffz = open.lowfloor;
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if (ffcf_verbose) Printf(" Adjust dropoffz to %f\n", FIXED2FLOAT(open.bottom));
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if (tmf.floorz > tmf.dropoffz + tmf.thing->MaxDropOffHeight) mit.StopDown();
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}
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}
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return true;
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@ -266,8 +279,8 @@ void P_GetFloorCeilingZ(FCheckPosition &tmf, int flags)
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sector_t *sec = (!(flags & FFCF_SAMESECTOR) || tmf.thing->Sector == NULL)? P_PointInSector(tmf.x, tmf.y) : tmf.thing->Sector;
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F3DFloor *ffc, *fff;
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tmf.ceilingz = sec->NextHighestCeilingAt(tmf.thing, tmf.z + tmf.thing->height, flags, &tmf.floorsector, &ffc);
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tmf.floorz = tmf.dropoffz = sec->NextLowestFloorAt(tmf.thing, tmf.z, flags, &tmf.ceilingsector, &fff);
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tmf.ceilingz = sec->NextHighestCeilingAt(tmf.thing, tmf.z + tmf.thing->height, flags, &tmf.ceilingsector, &ffc);
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tmf.floorz = tmf.dropoffz = sec->NextLowestFloorAt(tmf.thing, tmf.z, flags, &tmf.floorsector, &fff);
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if (fff)
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{
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@ -314,6 +327,7 @@ void P_FindFloorCeiling(AActor *actor, int flags)
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actor->floorsector = tmf.floorsector;
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actor->ceilingpic = tmf.ceilingpic;
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actor->ceilingsector = tmf.ceilingsector;
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if (ffcf_verbose) Printf("Starting with ceilingz = %f, floorz = %f\n", FIXED2FLOAT(tmf.ceilingz), FIXED2FLOAT(tmf.floorz));
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tmf.touchmidtex = false;
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tmf.abovemidtex = false;
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@ -330,7 +344,7 @@ void P_FindFloorCeiling(AActor *actor, int flags)
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while ((mit.Next(&cres)))
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{
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PIT_FindFloorCeiling(cres, mit.Box(), tmf, flags|cres.portalflags);
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PIT_FindFloorCeiling(mit, cres, mit.Box(), tmf, flags|cres.portalflags);
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}
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if (tmf.touchmidtex) tmf.dropoffz = tmf.floorz;
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@ -355,6 +369,13 @@ void P_FindFloorCeiling(AActor *actor, int flags)
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}
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}
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// Debug CCMD for checking errors in the MultiBlockLinesIterator (needs to be removed when this code is complete)
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CCMD(ffcf)
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{
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ffcf_verbose = true;
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P_FindFloorCeiling(players[0].mo, 0);
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ffcf_verbose = false;
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}
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//==========================================================================
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//
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// TELEPORT MOVE
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@ -404,7 +425,7 @@ bool P_TeleportMove(AActor *thing, fixed_t x, fixed_t y, fixed_t z, bool telefra
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while (mit.Next(&cres))
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{
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PIT_FindFloorCeiling(cres, mit.Box(), tmf, 0);
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PIT_FindFloorCeiling(mit, cres, mit.Box(), tmf, 0);
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}
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thing->SetZ(savedz);
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@ -162,10 +162,28 @@ void P_LineOpening (FLineOpening &open, AActor *actor, const line_t *linedef,
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front = linedef->frontsector;
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back = linedef->backsector;
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fc = front->ceilingplane.ZatPoint (x, y);
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ff = front->floorplane.ZatPoint (x, y);
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bc = back->ceilingplane.ZatPoint (x, y);
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bf = back->floorplane.ZatPoint (x, y);
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if (!(flags & FFCF_NOPORTALS) && !linedef->frontsector->PortalBlocksMovement(sector_t::ceiling) &&
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linedef->backsector->SkyBoxes[sector_t::ceiling] &&
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linedef->frontsector->SkyBoxes[sector_t::ceiling]->Sector->PortalGroup == linedef->backsector->SkyBoxes[sector_t::ceiling]->Sector->PortalGroup)
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{
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fc = bc = FIXED_MAX;
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}
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else
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{
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fc = front->ceilingplane.ZatPoint(x, y);
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bc = back->ceilingplane.ZatPoint(x, y);
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}
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if (!(flags & FFCF_NOPORTALS) && !linedef->frontsector->PortalBlocksMovement(sector_t::floor) &&
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linedef->backsector->SkyBoxes[sector_t::floor] &&
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linedef->frontsector->SkyBoxes[sector_t::floor]->Sector->PortalGroup == linedef->backsector->SkyBoxes[sector_t::floor]->Sector->PortalGroup)
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{
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ff = bf = FIXED_MIN;
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}
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else
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{
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ff = front->floorplane.ZatPoint(x, y);
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bf = back->floorplane.ZatPoint(x, y);
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}
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/*Printf ("]]]]]] %d %d\n", ff, bf);*/
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@ -205,7 +205,7 @@ class FMultiBlockLinesIterator
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fixedvec2 offset;
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short basegroup;
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short portalflags;
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WORD index;
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short index;
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bool continueup;
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bool continuedown;
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FBlockLinesIterator blockIterator;
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