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- fixed dropoff checks for portals and 3D floors in the same sector.
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parent
3c0c076226
commit
4642df3052
5 changed files with 32 additions and 5 deletions
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@ -692,6 +692,7 @@ void P_LineOpening_XFloors (FLineOpening &open, AActor * thing, const line_t *li
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double lowestfloor[2] = {
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linedef->frontsector->floorplane.ZatPoint(x, y),
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linedef->backsector->floorplane.ZatPoint(x, y) };
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bool lowestfloorset[2] = { false, false };
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FTextureID highestfloorpic;
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int highestfloorterrain = -1;
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FTextureID lowestceilingpic;
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@ -741,7 +742,11 @@ void P_LineOpening_XFloors (FLineOpening &open, AActor * thing, const line_t *li
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highestfloorplanes[j] = rover->top.plane;
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}
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}
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if(ff_top > lowestfloor[j] && ff_top <= thing->Z() + thing->MaxStepHeight) lowestfloor[j] = ff_top;
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if (ff_top > lowestfloor[j] && ff_top <= thing->Z() + thing->MaxStepHeight)
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{
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lowestfloor[j] = ff_top;
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lowestfloorset[j] = true;
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}
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}
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}
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@ -771,8 +776,14 @@ void P_LineOpening_XFloors (FLineOpening &open, AActor * thing, const line_t *li
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open.topsec = lowestceilingsec;
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open.topffloor = lowestceilingffloor;
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}
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open.lowfloor = MIN(lowestfloor[0], lowestfloor[1]);
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// Don't overwrite still valid info from portals here.
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if ((open.lowfloorthroughportal & 1) && lowestfloorset[0]) open.lowfloorthroughportal &= ~1;
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if ((open.lowfloorthroughportal & 2) && lowestfloorset[1]) open.lowfloorthroughportal &= ~2;
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double low1 = (open.lowfloorthroughportal & 1) ? open.lowfloor : lowestfloor[0];
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double low2 = (open.lowfloorthroughportal & 2) ? open.lowfloor : lowestfloor[1];
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open.lowfloor = MIN(low1, low2);
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}
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}
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}
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@ -36,6 +36,7 @@ struct FCheckPosition
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TMap<AActor*, bool> LastRipped;
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bool DoRipping;
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bool portalstep;
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bool dropoffisportal;
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int portalgroup;
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int PushTime;
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@ -280,6 +280,7 @@ void P_GetFloorCeilingZ(FCheckPosition &tmf, int flags)
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tmf.ceilingz = NextHighestCeilingAt(sec, tmf.pos.X, tmf.pos.Y, tmf.pos.Z, tmf.pos.Z + tmf.thing->Height, flags, &tmf.ceilingsector, &ffc);
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tmf.floorz = tmf.dropoffz = NextLowestFloorAt(sec, tmf.pos.X, tmf.pos.Y, tmf.pos.Z, flags, tmf.thing->MaxStepHeight, &tmf.floorsector, &fff);
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tmf.dropoffisportal = tmf.floorsector != sec;
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if (fff)
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{
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@ -1018,7 +1019,12 @@ bool PIT_CheckLine(FMultiBlockLinesIterator &mit, FMultiBlockLinesIterator::Chec
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if (open.lowfloor < tm.dropoffz)
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{
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tm.dropoffz = open.lowfloor;
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// Do not alter the dropoff if the previous portal layer got it solely from its own data.
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if (!(cres.portalflags & FFCF_NOCEILING) || tm.dropoffisportal)
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{
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tm.dropoffz = open.lowfloor;
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tm.dropoffisportal = open.lowfloorthroughportal;
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}
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}
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}
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}
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@ -1680,6 +1686,7 @@ bool P_CheckPosition(AActor *thing, const DVector2 &pos, FCheckPosition &tm, boo
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else
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{
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tm.floorz = tm.dropoffz = newsec->floorplane.ZatPoint(pos);
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tm.dropoffisportal = false;
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tm.floorpic = newsec->GetTexture(sector_t::floor);
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tm.ceilingz = newsec->ceilingplane.ZatPoint(pos);
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tm.ceilingpic = newsec->GetTexture(sector_t::ceiling);
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@ -1704,6 +1711,7 @@ bool P_CheckPosition(AActor *thing, const DVector2 &pos, FCheckPosition &tm, boo
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if (ff_top > tm.floorz && fabs(delta1) < fabs(delta2))
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{
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tm.floorz = tm.dropoffz = ff_top;
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tm.dropoffisportal = false;
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tm.floorpic = *rover->top.texture;
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tm.floorterrain = rover->model->GetTerrain(rover->top.isceiling);
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}
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@ -177,12 +177,17 @@ void P_LineOpening (FLineOpening &open, AActor *actor, const line_t *linedef, co
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bool usefront;
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// Store portal state to avoid registering false dropoffs.
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open.lowfloorthroughportal = 0;
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if (ff == LINEOPEN_MIN) open.lowfloorthroughportal |= 1;
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if (bf == LINEOPEN_MIN) open.lowfloorthroughportal |= 2;
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// [RH] fudge a bit for actors that are moving across lines
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// bordering a slope/non-slope that meet on the floor. Note
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// that imprecisions in the plane equation mean there is a
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// good chance that even if a slope and non-slope look like
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// they line up, they won't be perfectly aligned.
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if (ff == -FLT_MIN || bf == -FLT_MIN || ref == NULL || fabs (ff-bf) > 1./256)
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if (ff == LINEOPEN_MIN || bf == LINEOPEN_MIN || ref == NULL || fabs (ff-bf) > 1./256)
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{
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usefront = (ff > bf);
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}
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@ -196,6 +201,7 @@ void P_LineOpening (FLineOpening &open, AActor *actor, const line_t *linedef, co
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usefront = !P_PointOnLineSide (*ref, linedef);
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}
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open.lowfloorthroughportal = false;
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if (usefront)
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{
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open.bottom = ff;
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@ -111,6 +111,7 @@ struct FLineOpening
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int floorterrain;
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bool touchmidtex;
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bool abovemidtex;
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uint8_t lowfloorthroughportal;
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F3DFloor *topffloor;
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F3DFloor *bottomffloor;
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};
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