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Fix sky flood fill for E1M8 and Map11

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This commit is contained in:
Magnus Norddahl 2016-11-14 23:22:38 +01:00
parent 62adb64a95
commit e5f8af2216
1 changed files with 13 additions and 25 deletions
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38
src/r_poly_plane.cpp
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@ -103,7 +103,8 @@ void RenderPolyPlane::Render(const TriMatrix &worldToClip, subsector_t *sub, uin
seg_t *line = &sub->firstline[i];
bool closedSky = false;
double skyBottomz1 = frontsector->ceilingplane.ZatPoint(line->v1);
double skyBottomz2 = frontsector->ceilingplane.ZatPoint(line->v2);
if (line->backsector)
{
sector_t *backsector = (line->backsector != line->frontsector) ? line->backsector : line->frontsector;
@ -132,14 +133,17 @@ void RenderPolyPlane::Render(const TriMatrix &worldToClip, subsector_t *sub, uin
double middlefloorz2 = MIN(bottomceilz2, middleceilz2);
bool bothSkyCeiling = frontsector->GetTexture(sector_t::ceiling) == skyflatnum && backsector->GetTexture(sector_t::ceiling) == skyflatnum;
bool bothSkyFloor = frontsector->GetTexture(sector_t::floor) == skyflatnum && backsector->GetTexture(sector_t::floor) == skyflatnum;
bool closedSector = backceilz1 == backfloorz1 && backceilz2 == backfloorz2;
closedSky = (ceiling && bothSkyCeiling && closedSector) || (!ceiling && bothSkyFloor && closedSector);
if (!closedSky)
if (ceiling && bothSkyCeiling && closedSector)
{
skyBottomz1 = middlefloorz1;
skyBottomz2 = middlefloorz2;
}
else
{
bool topwall = (topceilz1 > topfloorz1 || topceilz2 > topfloorz2) && line->sidedef && !bothSkyCeiling;
bool bottomwall = (bottomfloorz1 < bottomceilz1 || bottomfloorz2 < bottomceilz2) && line->sidedef && !bothSkyFloor;
bool bottomwall = (bottomfloorz1 < bottomceilz1 || bottomfloorz2 < bottomceilz2) && line->sidedef;
if ((ceiling && !topwall) || (!ceiling && !bottomwall))
continue;
}
@ -149,29 +153,13 @@ void RenderPolyPlane::Render(const TriMatrix &worldToClip, subsector_t *sub, uin
{
wallvert[0] = PlaneVertex(line->v1, frontsector, skyHeight);
wallvert[1] = PlaneVertex(line->v2, frontsector, skyHeight);
if (!closedSky)
{
wallvert[2] = PlaneVertex(line->v2, frontsector, frontsector->ceilingplane.ZatPoint(line->v2));
wallvert[3] = PlaneVertex(line->v1, frontsector, frontsector->ceilingplane.ZatPoint(line->v1));
}
else
{
wallvert[2] = PlaneVertex(line->v2, frontsector, frontsector->floorplane.ZatPoint(line->v2));
wallvert[3] = PlaneVertex(line->v1, frontsector, frontsector->floorplane.ZatPoint(line->v1));
}
wallvert[2] = PlaneVertex(line->v2, frontsector, skyBottomz2);
wallvert[3] = PlaneVertex(line->v1, frontsector, skyBottomz1);
}
else
{
if (!closedSky)
{
wallvert[0] = PlaneVertex(line->v1, frontsector, frontsector->floorplane.ZatPoint(line->v1));
wallvert[1] = PlaneVertex(line->v2, frontsector, frontsector->floorplane.ZatPoint(line->v2));
}
else
{
wallvert[0] = PlaneVertex(line->v1, frontsector, frontsector->ceilingplane.ZatPoint(line->v1));
wallvert[1] = PlaneVertex(line->v2, frontsector, frontsector->ceilingplane.ZatPoint(line->v2));
}
wallvert[0] = PlaneVertex(line->v1, frontsector, frontsector->floorplane.ZatPoint(line->v1));
wallvert[1] = PlaneVertex(line->v2, frontsector, frontsector->floorplane.ZatPoint(line->v2));
wallvert[2] = PlaneVertex(line->v2, frontsector, skyHeight);
wallvert[3] = PlaneVertex(line->v1, frontsector, skyHeight);
}