void R_Subsector (int num)
{
int count;
seg_t *line;
subsector_t *sub;
int polyCount;
seg_t **polySeg;
#ifdef RANGECHECK
if (num>=numsubsectors)
I_Error ("R_Subsector: ss %i with numss = %i",num, numsubsectors);
#endif
sscount++;
sub = &subsectors[num];
frontsector = sub->sector;
count = sub->numlines;
line = &segs[sub->firstline];
if(frontsector->floorheight < viewz)
{
floorplane = R_FindPlane(frontsector->floorheight,
frontsector->floorpic, frontsector->lightlevel,
frontsector->special);
}
else
{
floorplane = NULL;
}
if(frontsector->ceilingheight > viewz
|| frontsector->ceilingpic == skyflatnum)
{
ceilingplane = R_FindPlane(frontsector->ceilingheight,
frontsector->ceilingpic, frontsector->lightlevel, 0);
}
else
{
ceilingplane = NULL;
}
R_AddSprites(frontsector);
if(sub->poly)
{ // Render the polyobj in the subsector first
polyCount = sub->poly->numsegs;
polySeg = sub->poly->segs;
while(polyCount--)
{
R_AddLine(*polySeg++);
}
}
while (count--)
{
R_AddLine (line);
line++;
}
}
//
// R_AddPolyObjects
//
// haleyjd 02/19/06
// Adds all segs in all polyobjects in the given subsector.
//
static void R_AddPolyObjects(subsector_t *sub)
{
polyobj_t *po = sub->polyList;
size_t i, j;
numpolys = 0;
// count polyobjects
while (po)
{
++numpolys;
po = (polyobj_t *)(po->link.next);
}
// sort polyobjects
R_SortPolyObjects(sub);
// render polyobjects
for (i = 0; i < numpolys; ++i)
{
qsort(po_ptrs[i]->segs, po_ptrs[i]->segCount, sizeof(seg_t *), R_PolysegCompare);
for (j = 0; j < po_ptrs[i]->segCount; ++j)
R_AddLine(po_ptrs[i]->segs[j]);
}
}
//
// R_Subsector
// Determine floor/ceiling planes.
// Add sprites of things in sector.
// Draw one or more line segments.
//
static void R_Subsector(int num)
{
subsector_t *sub = &subsectors[num];
sector_t tempsec; // killough 3/7/98: deep water hack
int floorlightlevel; // killough 3/16/98: set floor lightlevel
int ceilinglightlevel; // killough 4/11/98
int count = sub->numlines;
seg_t *line = &segs[sub->firstline];
frontsector = sub->sector;
// [AM] Interpolate sector movement. Usually only needed
// when you're standing inside the sector.
R_MaybeInterpolateSector(frontsector);
// killough 3/8/98, 4/4/98: Deep water / fake ceiling effect
frontsector = R_FakeFlat(frontsector, &tempsec, &floorlightlevel, &ceilinglightlevel, false);
floorplane = (frontsector->interpfloorheight < viewz // killough 3/7/98
|| (frontsector->heightsec != -1
&& sectors[frontsector->heightsec].ceilingpic == skyflatnum) ?
R_FindPlane(frontsector->interpfloorheight,
(frontsector->floorpic == skyflatnum // killough 10/98
&& (frontsector->sky & PL_SKYFLAT) ? frontsector->sky : frontsector->floorpic),
floorlightlevel, // killough 3/16/98
frontsector->floor_xoffs, // killough 3/7/98
frontsector->floor_yoffs) : NULL);
ceilingplane = (frontsector->interpceilingheight > viewz
|| frontsector->ceilingpic == skyflatnum
|| (frontsector->heightsec != -1
&& sectors[frontsector->heightsec].floorpic == skyflatnum) ?
R_FindPlane(frontsector->interpceilingheight, // killough 3/8/98
(frontsector->ceilingpic == skyflatnum // killough 10/98
&& (frontsector->sky & PL_SKYFLAT) ? frontsector->sky : frontsector->ceilingpic),
ceilinglightlevel, // killough 4/11/98
frontsector->ceiling_xoffs, // killough 3/7/98
frontsector->ceiling_yoffs) : NULL);
// killough 9/18/98: Fix underwater slowdown, by passing real sector
// instead of fake one. Improve sprite lighting by basing sprite
// lightlevels on floor & ceiling lightlevels in the surrounding area.
//
// 10/98 killough:
//
// NOTE: TeamTNT fixed this bug incorrectly, messing up sprite lighting!!!
// That is part of the 242 effect!!! If you simply pass sub->sector to
// the old code you will not get correct lighting for underwater sprites!!!
// Either you must pass the fake sector and handle validcount here, on the
// real sector, or you must account for the lighting in some other way,
// like passing it as an argument.
if (sub->sector->validcount != validcount)
{
sub->sector->validcount = validcount;
R_AddSprites(sub->sector, floorlightlevel);
}
while (count--)
R_AddLine(line++);
}
static void R_Subsector(int num)
{
subsector_t *sub = &subsectors[num];
int count = sub->numlines;
seg_t *line = &segs[sub->firstline];
sector_t tempsec;
int floorlightlevel;
int ceilinglightlevel;
frontsector = sub->sector;
frontsector = R_FakeFlat(frontsector, &tempsec, &floorlightlevel, &ceilinglightlevel, false);
floorplane = frontsector->floorheight < viewz || (frontsector->heightsec != -1 && sectors[frontsector->heightsec].ceilingpic == skyflatnum) ? R_FindPlane(frontsector->floorheight, frontsector->floorpic == skyflatnum && frontsector->sky & PL_SKYFLAT ? frontsector->sky : frontsector->floorpic, floorlightlevel, frontsector->floor_xoffs, frontsector->floor_yoffs) : NULL;
ceilingplane = frontsector->ceilingheight > viewz || frontsector->ceilingpic == skyflatnum || (frontsector->heightsec != -1 && sectors[frontsector->heightsec].floorpic == skyflatnum) ? R_FindPlane(frontsector->ceilingheight, frontsector->ceilingpic == skyflatnum && frontsector->sky & PL_SKYFLAT ? frontsector->sky : frontsector->ceilingpic, ceilinglightlevel, frontsector->ceiling_xoffs, frontsector->ceiling_yoffs) : NULL;
R_AddSprites(sub, (floorlightlevel + ceilinglightlevel) / 2);
while (count--)
{
if (line->miniseg == false)
R_AddLine(line);
line++;
curline = NULL;
}
}
//
// R_Subsector
// Determine floor/ceiling planes.
// Add sprites of things in sector.
// Draw one or more line segments.
//
void R_Subsector (int num)
{
int count;
seg_t* line;
subsector_t* sub;
#ifdef RANGECHECK
if (num>=numsubsectors)
I_Error ("R_Subsector: ss %i with numss = %i",
num,
numsubsectors);
#endif
sscount++;
sub = &subsectors[num];
frontsector = sub->sector;
count = sub->numlines;
line = &segs[sub->firstline];
// [AM] Interpolate sector movement. Usually only needed
// when you're standing inside the sector.
R_MaybeInterpolateSector(frontsector);
if (frontsector->interpfloorheight < viewz)
{
floorplane = R_FindPlane(frontsector->interpfloorheight,
frontsector->floorpic,
frontsector->lightlevel);
}
else
floorplane = NULL;
if (frontsector->interpceilingheight > viewz
|| frontsector->ceilingpic == skyflatnum)
{
ceilingplane = R_FindPlane(frontsector->interpceilingheight,
frontsector->ceilingpic,
frontsector->lightlevel);
}
else
ceilingplane = NULL;
R_AddSprites (frontsector);
while (count--)
{
R_AddLine (line);
line++;
}
}
//
// R_Subsector
// Determine floor/ceiling planes.
// Add sprites of things in sector.
// Draw one or more line segments.
//
void R_Subsector(int num, vector<SegInfo>& segInfo, int parentIdx)
{
int count;
seg_t* line;
subsector_t* sub;
#ifdef RANGECHECK
if (num >= numsubsectors)
I_Error("R_Subsector: ss %i with numss = %i",
num,
numsubsectors);
#endif
sscount++;
sub = &subsectors[num];
frontsector = sub->sector;
count = sub->numlines;
line = &segs[sub->firstline];
if (frontsector->floorheight < viewz)
{
floorplane = R_FindPlane(frontsector->floorheight,
frontsector->floorpic,
frontsector->lightlevel);
}
else
floorplane = NULL;
if (frontsector->ceilingheight > viewz
|| frontsector->ceilingpic == skyflatnum)
{
ceilingplane = R_FindPlane(frontsector->ceilingheight,
frontsector->ceilingpic,
frontsector->lightlevel);
}
else
ceilingplane = NULL;
R_AddSprites(frontsector);
while (count--)
{
R_AddLine(line, segInfo, parentIdx);
line++;
}
}
// kg3D - add fake segs, never rendered
void R_FakeDrawLoop(subsector_t *sub)
{
int count;
seg_t* line;
count = sub->numlines;
line = sub->firstline;
while (count--)
{
if ((line->sidedef) && !(line->sidedef->Flags & WALLF_POLYOBJ))
{
R_AddLine (line);
}
line++;
}
}
//
// R_Subsector
// Determine floor/ceiling planes.
// Add sprites of things in sector.
// Draw one or more line segments.
//
void R_Subsector (int num)
{
int count;
int firstline;
int i;
subsector_t* sub;
seg_t *seg;
sscount++;
sub = P_GetSubsector(num);
frontsector = sub->sector;
count = sub->numlines;
firstline = sub->firstline;
if (frontsector->floorheight < viewz)
{
floorplane = R_FindPlane (frontsector->floorheight,
frontsector->floorpic,
frontsector->lightlevel);
}
else
floorplane = NULL;
if (frontsector->ceilingheight > viewz
|| frontsector->ceilingpic == skyflatnum)
{
ceilingplane = R_FindPlane (frontsector->ceilingheight,
frontsector->ceilingpic,
frontsector->lightlevel);
}
else
ceilingplane = NULL;
R_AddSprites (frontsector);
for (i = 0;i < count;i++)
{
seg = P_GetSeg(firstline + i);
R_AddLine (seg);
}
}
static void R_Subsector(int num)
{
int count;
seg_t *line;
subsector_t *sub;
sector_t tempsec; // killough 3/7/98: deep water hack
int floorlightlevel; // killough 3/16/98: set floor lightlevel
int ceilinglightlevel; // killough 4/11/98
#ifdef RANGECHECK
if (num>=numsubsectors)
I_Error ("R_Subsector: ss %i with numss = %i", num, numsubsectors);
#endif
sub = &subsectors[num];
frontsector = sub->sector;
count = sub->numlines;
line = &segs[sub->firstline];
// killough 3/8/98, 4/4/98: Deep water / fake ceiling effect
frontsector = R_FakeFlat(frontsector, &tempsec, &floorlightlevel,
&ceilinglightlevel, false); // killough 4/11/98
// killough 3/7/98: Add (x,y) offsets to flats, add deep water check
// killough 3/16/98: add floorlightlevel
floorplane = frontsector->floorheight < viewz || // killough 3/7/98
(frontsector->heightsec != -1 &&
sectors[frontsector->heightsec].ceilingpic == skyflatnum) ?
R_FindPlane(frontsector->floorheight,
frontsector->floorpic == skyflatnum && // kilough 10/98
frontsector->sky & PL_SKYFLAT ? frontsector->sky :
frontsector->floorpic,
floorlightlevel, // killough 3/16/98
frontsector->floor_xoffs, // killough 3/7/98
frontsector->floor_yoffs
) : NULL;
ceilingplane = frontsector->ceilingheight > viewz ||
frontsector->ceilingpic == skyflatnum ||
(frontsector->heightsec != -1 &&
sectors[frontsector->heightsec].floorpic == skyflatnum) ?
R_FindPlane(frontsector->ceilingheight, // killough 3/8/98
frontsector->ceilingpic == skyflatnum && // kilough 10/98
frontsector->sky & PL_SKYFLAT ? frontsector->sky :
frontsector->ceilingpic,
ceilinglightlevel, // killough 4/11/98
frontsector->ceiling_xoffs, // killough 3/7/98
frontsector->ceiling_yoffs
) : NULL;
// killough 9/18/98: Fix underwater slowdown, by passing real sector
// instead of fake one. Improve sprite lighting by basing sprite
// lightlevels on floor & ceiling lightlevels in the surrounding area.
//
// 10/98 killough:
//
// NOTE: TeamTNT fixed this bug incorrectly, messing up sprite lighting!!!
// That is part of the 242 effect!!! If you simply pass sub->sector to
// the old code you will not get correct lighting for underwater sprites!!!
// Either you must pass the fake sector and handle validcount here, on the
// real sector, or you must account for the lighting in some other way,
// like passing it as an argument.
R_AddSprites(sub->sector, (floorlightlevel+ceilinglightlevel)/2);
while (count--)
R_AddLine (line++);
}
static void R_Subsector(int num)
{
int count;
seg_t *line;
subsector_t *sub;
sector_t tempsec; // killough 3/7/98: deep water hack
int floorlightlevel; // killough 3/16/98: set floor lightlevel
int ceilinglightlevel; // killough 4/11/98
sub = &subsectors[num];
frontsector = sub->sector;
count = sub->numlines;
line = &segs[sub->firstline];
// killough 3/8/98, 4/4/98: Deep water / fake ceiling effect
frontsector = R_FakeFlat(frontsector, &tempsec, &floorlightlevel,
&ceilinglightlevel, FALSE); // killough 4/11/98
// killough 3/7/98: Add (x,y) offsets to flats, add deep water check
// killough 3/16/98: add floorlightlevel
// killough 10/98: add support for skies transferred from sidedefs
floorplane = frontsector->floorheight < viewz || // killough 3/7/98
(frontsector->heightsec != -1 &&
sectors[frontsector->heightsec].ceilingpic == skyflatnum) ?
R_FindPlane(frontsector->floorheight,
frontsector->floorpic == skyflatnum && // kilough 10/98
frontsector->sky & PL_SKYFLAT ? frontsector->sky :
frontsector->floorpic,
floorlightlevel, // killough 3/16/98
frontsector->floor_xoffs, // killough 3/7/98
frontsector->floor_yoffs
) : NULL;
ceilingplane = frontsector->ceilingheight > viewz ||
frontsector->ceilingpic == skyflatnum ||
(frontsector->heightsec != -1 &&
sectors[frontsector->heightsec].floorpic == skyflatnum) ?
R_FindPlane(frontsector->ceilingheight, // killough 3/8/98
frontsector->ceilingpic == skyflatnum && // kilough 10/98
frontsector->sky & PL_SKYFLAT ? frontsector->sky :
frontsector->ceilingpic,
ceilinglightlevel, // killough 4/11/98
frontsector->ceiling_xoffs, // killough 3/7/98
frontsector->ceiling_yoffs
) : NULL;
// killough 9/18/98: Fix underwater slowdown, by passing real sector
// instead of fake one. Improve sprite lighting by basing sprite
// lightlevels on floor & ceiling lightlevels in the surrounding area.
//
// 10/98 killough:
//
// NOTE: TeamTNT fixed this bug incorrectly, messing up sprite lighting!!!
// That is part of the 242 effect!!! If you simply pass sub->sector to
// the old code you will not get correct lighting for underwater sprites!!!
// Either you must pass the fake sector and handle validcount here, on the
// real sector, or you must account for the lighting in some other way,
// like passing it as an argument.
R_AddSprites(sub, (floorlightlevel+ceilinglightlevel)/2);
while (count--)
{
if (line->miniseg == FALSE)
R_AddLine (line);
line++;
curline = NULL; /* cph 2001/11/18 - must clear curline now we're done with it, so R_ColourMap doesn't try using it for other things */
}
}
static void R_Subsector(int num)
{
int count;
seg_t *line;
subsector_t *sub;
sector_t tempsec; // killough 3/7/98: deep water hack
int floorlightlevel; // killough 3/16/98: set floor lightlevel
int ceilinglightlevel; // killough 4/11/98
#ifdef GL_DOOM
visplane_t dummyfloorplane;
visplane_t dummyceilingplane;
#endif
#ifdef RANGECHECK
if (num>=numsubsectors)
I_Error ("R_Subsector: ss %i with numss = %i", num, numsubsectors);
#endif
sub = &subsectors[num];
frontsector = sub->sector;
count = sub->numlines;
line = &segs[sub->firstline];
// killough 3/8/98, 4/4/98: Deep water / fake ceiling effect
frontsector = R_FakeFlat(frontsector, &tempsec, &floorlightlevel,
&ceilinglightlevel, false); // killough 4/11/98
// killough 3/7/98: Add (x,y) offsets to flats, add deep water check
// killough 3/16/98: add floorlightlevel
// killough 10/98: add support for skies transferred from sidedefs
floorplane = frontsector->floorheight < viewz || // killough 3/7/98
(frontsector->heightsec != -1 &&
sectors[frontsector->heightsec].ceilingpic == skyflatnum) ?
R_FindPlane(frontsector->floorheight,
frontsector->floorpic == skyflatnum && // kilough 10/98
frontsector->sky & PL_SKYFLAT ? frontsector->sky :
frontsector->floorpic,
floorlightlevel, // killough 3/16/98
frontsector->floor_xoffs, // killough 3/7/98
frontsector->floor_yoffs
) : NULL;
ceilingplane = frontsector->ceilingheight > viewz ||
frontsector->ceilingpic == skyflatnum ||
(frontsector->heightsec != -1 &&
sectors[frontsector->heightsec].floorpic == skyflatnum) ?
R_FindPlane(frontsector->ceilingheight, // killough 3/8/98
frontsector->ceilingpic == skyflatnum && // kilough 10/98
frontsector->sky & PL_SKYFLAT ? frontsector->sky :
frontsector->ceilingpic,
ceilinglightlevel, // killough 4/11/98
frontsector->ceiling_xoffs, // killough 3/7/98
frontsector->ceiling_yoffs
) : NULL;
#ifdef GL_DOOM
// check if the sector is faked
if ((frontsector==sub->sector) && (V_GetMode() == VID_MODEGL))
{
// if the sector has bottomtextures, then the floorheight will be set to the
// highest surounding floorheight
if ((frontsector->no_bottomtextures) || (!floorplane))
{
int i=frontsector->linecount;
dummyfloorplane.height=INT_MIN;
while (i--)
{
line_t *tmpline=frontsector->lines[i];
if (tmpline->backsector)
if (tmpline->backsector != frontsector)
if (tmpline->backsector->floorheight>dummyfloorplane.height)
{
dummyfloorplane.height=tmpline->backsector->floorheight;
dummyfloorplane.lightlevel=tmpline->backsector->lightlevel;
}
if (tmpline->frontsector)
if (tmpline->frontsector != frontsector)
if (tmpline->frontsector->floorheight>dummyfloorplane.height)
{
dummyfloorplane.height=tmpline->frontsector->floorheight;
dummyfloorplane.lightlevel=tmpline->frontsector->lightlevel;
}
}
if (dummyfloorplane.height!=INT_MIN)
floorplane=&dummyfloorplane;
}
// the same for ceilings. they will be set to the lowest ceilingheight
if ((frontsector->no_toptextures) || (!ceilingplane))
{
int i=frontsector->linecount;
dummyceilingplane.height=INT_MAX;
while (i--)
{
line_t *tmpline=frontsector->lines[i];
if (tmpline->backsector)
if (tmpline->backsector != frontsector)
if (tmpline->backsector->ceilingheight<dummyceilingplane.height)
{
dummyceilingplane.height=tmpline->backsector->ceilingheight;
dummyceilingplane.lightlevel=tmpline->backsector->lightlevel;
}
if (tmpline->frontsector)
if (tmpline->frontsector != frontsector)
if (tmpline->frontsector->ceilingheight<dummyceilingplane.height)
{
dummyceilingplane.height=tmpline->frontsector->ceilingheight;
dummyceilingplane.lightlevel=tmpline->frontsector->lightlevel;
}
}
if (dummyceilingplane.height!=INT_MAX)
ceilingplane=&dummyceilingplane;
}
}
#endif
// killough 9/18/98: Fix underwater slowdown, by passing real sector
// instead of fake one. Improve sprite lighting by basing sprite
// lightlevels on floor & ceiling lightlevels in the surrounding area.
//
// 10/98 killough:
//
// NOTE: TeamTNT fixed this bug incorrectly, messing up sprite lighting!!!
// That is part of the 242 effect!!! If you simply pass sub->sector to
// the old code you will not get correct lighting for underwater sprites!!!
// Either you must pass the fake sector and handle validcount here, on the
// real sector, or you must account for the lighting in some other way,
// like passing it as an argument.
R_AddSprites(sub, (floorlightlevel+ceilinglightlevel)/2);
while (count--)
{
if (line->miniseg == false)
R_AddLine (line);
line++;
curline = NULL; /* cph 2001/11/18 - must clear curline now we're done with it, so R_ColourMap doesn't try using it for other things */
}
#ifdef GL_DOOM
if (V_GetMode() == VID_MODEGL)
gld_AddPlane(num, floorplane, ceilingplane);
#endif
}
//
// R_Subsector
// Determine floor/ceiling planes.
// Add sprites of things in sector.
// Draw one or more line segments.
//
void R_Subsector (int num)
{
int count;
seg_t* line;
subsector_t *sub;
sector_t tempsec; // killough 3/7/98: deep water hack
int floorlightlevel; // killough 3/16/98: set floor lightlevel
int ceilinglightlevel; // killough 4/11/98
#ifdef RANGECHECK
if (num>=numsubsectors)
I_Error ("R_Subsector: ss %i with numss = %i",
num,
numsubsectors);
#endif
sub = &subsectors[num];
frontsector = sub->sector;
count = sub->numlines;
line = &segs[sub->firstline];
// killough 3/8/98, 4/4/98: Deep water / fake ceiling effect
frontsector = R_FakeFlat(frontsector, &tempsec, &floorlightlevel,
&ceilinglightlevel, false); // killough 4/11/98
basecolormap = frontsector->ceilingcolormap->maps;
ceilingplane = frontsector->ceilingheight > viewz ||
frontsector->ceilingpic == skyflatnum ||
(frontsector->heightsec && frontsector->heightsec->floorpic == skyflatnum) ?
R_FindPlane(frontsector->ceilingheight, // killough 3/8/98
frontsector->ceilingpic == skyflatnum && // killough 10/98
frontsector->sky & PL_SKYFLAT ? frontsector->sky :
frontsector->ceilingpic,
ceilinglightlevel, // killough 4/11/98
frontsector->ceiling_xoffs, // killough 3/7/98
frontsector->ceiling_yoffs + frontsector->base_ceiling_yoffs,
frontsector->ceiling_xscale,
frontsector->ceiling_yscale,
frontsector->ceiling_angle + frontsector->base_ceiling_angle
) : NULL;
basecolormap = frontsector->floorcolormap->maps; // [RH] set basecolormap
// killough 3/7/98: Add (x,y) offsets to flats, add deep water check
// killough 3/16/98: add floorlightlevel
// killough 10/98: add support for skies transferred from sidedefs
floorplane = frontsector->floorheight < viewz || // killough 3/7/98
(frontsector->heightsec && frontsector->heightsec->ceilingpic == skyflatnum) ?
R_FindPlane(frontsector->floorheight,
frontsector->floorpic == skyflatnum && // killough 10/98
frontsector->sky & PL_SKYFLAT ? frontsector->sky :
frontsector->floorpic,
floorlightlevel, // killough 3/16/98
frontsector->floor_xoffs, // killough 3/7/98
frontsector->floor_yoffs + frontsector->base_floor_yoffs,
frontsector->floor_xscale,
frontsector->floor_yscale,
frontsector->floor_angle + frontsector->base_floor_angle
) : NULL;
// [RH] set foggy flag
foggy = level.fadeto || frontsector->floorcolormap->fade
|| frontsector->ceilingcolormap->fade;
// killough 9/18/98: Fix underwater slowdown, by passing real sector
// instead of fake one. Improve sprite lighting by basing sprite
// lightlevels on floor & ceiling lightlevels in the surrounding area.
R_AddSprites (sub->sector, (floorlightlevel + ceilinglightlevel) / 2);
if (sub->poly)
{ // Render the polyobj in the subsector first
int polyCount = sub->poly->numsegs;
seg_t **polySeg = sub->poly->segs;
while (polyCount--)
{
R_AddLine (*polySeg++);
}
}
while (count--)
{
R_AddLine (line++);
}
}
//
// R_Subsector
// Determine floor/ceiling planes.
// Add sprites of things in sector.
// Draw one or more line segments.
//
void R_Subsector (int num)
{
int count;
seg_t* line;
subsector_t *sub;
sector_t tempsec; // killough 3/7/98: deep water hack
int floorlightlevel; // killough 3/16/98: set floor lightlevel
int ceilinglightlevel; // killough 4/11/98
#ifdef RANGECHECK
if (num>=numsubsectors)
I_Error ("R_Subsector: ss %i with numss = %i",
num,
numsubsectors);
#endif
sub = &subsectors[num];
frontsector = sub->sector;
count = sub->numlines;
line = &segs[sub->firstline];
// killough 3/8/98, 4/4/98: Deep water / fake ceiling effect
frontsector = R_FakeFlat(frontsector, &tempsec, &floorlightlevel,
&ceilinglightlevel, false); // killough 4/11/98
basecolormap = frontsector->colormap->maps;
ceilingplane = P_CeilingHeight(camera) > viewz ||
frontsector->ceilingpic == skyflatnum ||
(frontsector->heightsec &&
!(frontsector->heightsec->MoreFlags & SECF_IGNOREHEIGHTSEC) &&
frontsector->heightsec->floorpic == skyflatnum) ?
R_FindPlane(frontsector->ceilingplane, // killough 3/8/98
frontsector->ceilingpic == skyflatnum && // killough 10/98
frontsector->sky & PL_SKYFLAT ? frontsector->sky :
frontsector->ceilingpic,
ceilinglightlevel, // killough 4/11/98
frontsector->ceiling_xoffs, // killough 3/7/98
frontsector->ceiling_yoffs + frontsector->base_ceiling_yoffs,
frontsector->ceiling_xscale,
frontsector->ceiling_yscale,
frontsector->ceiling_angle + frontsector->base_ceiling_angle
) : NULL;
// killough 3/7/98: Add (x,y) offsets to flats, add deep water check
// killough 3/16/98: add floorlightlevel
// killough 10/98: add support for skies transferred from sidedefs
floorplane = P_FloorHeight(camera) < viewz || // killough 3/7/98
(frontsector->heightsec &&
!(frontsector->heightsec->MoreFlags & SECF_IGNOREHEIGHTSEC) &&
frontsector->heightsec->ceilingpic == skyflatnum) ?
R_FindPlane(frontsector->floorplane,
frontsector->floorpic == skyflatnum && // killough 10/98
frontsector->sky & PL_SKYFLAT ? frontsector->sky :
frontsector->floorpic,
floorlightlevel, // killough 3/16/98
frontsector->floor_xoffs, // killough 3/7/98
frontsector->floor_yoffs + frontsector->base_floor_yoffs,
frontsector->floor_xscale,
frontsector->floor_yscale,
frontsector->floor_angle + frontsector->base_floor_angle
) : NULL;
// [RH] set foggy flag
foggy = level.fadeto_color[0] || level.fadeto_color[1] || level.fadeto_color[2] || level.fadeto_color[3]
|| frontsector->colormap->fade;
// killough 9/18/98: Fix underwater slowdown, by passing real sector
// instead of fake one. Improve sprite lighting by basing sprite
// lightlevels on floor & ceiling lightlevels in the surrounding area.
R_AddSprites (sub->sector, (floorlightlevel + ceilinglightlevel) / 2, FakeSide);
// [RH] Add particles
if (r_particles)
{
for (WORD i = ParticlesInSubsec[num]; i != NO_PARTICLE; i = Particles[i].nextinsubsector)
R_ProjectParticle(Particles + i, subsectors[num].sector, FakeSide);
}
if (sub->poly)
{ // Render the polyobj in the subsector first
int polyCount = sub->poly->numsegs;
seg_t **polySeg = sub->poly->segs;
while (polyCount--)
R_AddLine (*polySeg++);
}
while (count--)
R_AddLine (line++);
}
//
// R_Subsector
// Determine floor/ceiling planes.
// Add sprites of things in sector.
// Draw one or more line segments.
//
void R_Subsector (subsector_t *sub)
{
int count;
seg_t* line;
sector_t tempsec; // killough 3/7/98: deep water hack
int floorlightlevel; // killough 3/16/98: set floor lightlevel
int ceilinglightlevel; // killough 4/11/98
bool outersubsector;
int fll, cll, position;
FSectorPortal *portal;
// kg3D - fake floor stuff
visplane_t *backupfp;
visplane_t *backupcp;
//secplane_t templane;
lightlist_t *light;
if (InSubsector != NULL)
{ // InSubsector is not NULL. This means we are rendering from a mini-BSP.
outersubsector = false;
}
else
{
outersubsector = true;
InSubsector = sub;
}
#ifdef RANGECHECK
if (outersubsector && sub - subsectors >= (ptrdiff_t)numsubsectors)
I_Error ("R_Subsector: ss %ti with numss = %i", sub - subsectors, numsubsectors);
#endif
assert(sub->sector != NULL);
if (sub->polys)
{ // Render the polyobjs in the subsector first
R_AddPolyobjs(sub);
if (outersubsector)
{
InSubsector = NULL;
}
return;
}
frontsector = sub->sector;
frontsector->MoreFlags |= SECF_DRAWN;
count = sub->numlines;
line = sub->firstline;
// killough 3/8/98, 4/4/98: Deep water / fake ceiling effect
frontsector = R_FakeFlat(frontsector, &tempsec, &floorlightlevel,
&ceilinglightlevel, false); // killough 4/11/98
fll = floorlightlevel;
cll = ceilinglightlevel;
// [RH] set foggy flag
foggy = level.fadeto || frontsector->ColorMap->Fade || (level.flags & LEVEL_HASFADETABLE);
r_actualextralight = foggy ? 0 : extralight << 4;
// kg3D - fake lights
if (fixedlightlev < 0 && frontsector->e && frontsector->e->XFloor.lightlist.Size())
{
light = P_GetPlaneLight(frontsector, &frontsector->ceilingplane, false);
basecolormap = light->extra_colormap;
// If this is the real ceiling, don't discard plane lighting R_FakeFlat()
// accounted for.
if (light->p_lightlevel != &frontsector->lightlevel)
{
ceilinglightlevel = *light->p_lightlevel;
}
}
else
{
basecolormap = frontsector->ColorMap;
}
portal = frontsector->ValidatePortal(sector_t::ceiling);
ceilingplane = frontsector->ceilingplane.PointOnSide(ViewPos) > 0 ||
frontsector->GetTexture(sector_t::ceiling) == skyflatnum ||
portal != NULL ||
(frontsector->heightsec &&
!(frontsector->heightsec->MoreFlags & SECF_IGNOREHEIGHTSEC) &&
frontsector->heightsec->GetTexture(sector_t::floor) == skyflatnum) ?
R_FindPlane(frontsector->ceilingplane, // killough 3/8/98
frontsector->GetTexture(sector_t::ceiling),
ceilinglightlevel + r_actualextralight, // killough 4/11/98
frontsector->GetAlpha(sector_t::ceiling),
!!(frontsector->GetFlags(sector_t::ceiling) & PLANEF_ADDITIVE),
frontsector->planes[sector_t::ceiling].xform,
frontsector->sky,
portal
) : NULL;
if (fixedlightlev < 0 && frontsector->e && frontsector->e->XFloor.lightlist.Size())
{
light = P_GetPlaneLight(frontsector, &frontsector->floorplane, false);
basecolormap = light->extra_colormap;
// If this is the real floor, don't discard plane lighting R_FakeFlat()
// accounted for.
if (light->p_lightlevel != &frontsector->lightlevel)
{
floorlightlevel = *light->p_lightlevel;
}
}
else
{
basecolormap = frontsector->ColorMap;
}
// killough 3/7/98: Add (x,y) offsets to flats, add deep water check
// killough 3/16/98: add floorlightlevel
// killough 10/98: add support for skies transferred from sidedefs
portal = frontsector->ValidatePortal(sector_t::floor);
floorplane = frontsector->floorplane.PointOnSide(ViewPos) > 0 || // killough 3/7/98
frontsector->GetTexture(sector_t::floor) == skyflatnum ||
portal != NULL ||
(frontsector->heightsec &&
!(frontsector->heightsec->MoreFlags & SECF_IGNOREHEIGHTSEC) &&
frontsector->heightsec->GetTexture(sector_t::ceiling) == skyflatnum) ?
R_FindPlane(frontsector->floorplane,
frontsector->GetTexture(sector_t::floor),
floorlightlevel + r_actualextralight, // killough 3/16/98
frontsector->GetAlpha(sector_t::floor),
!!(frontsector->GetFlags(sector_t::floor) & PLANEF_ADDITIVE),
frontsector->planes[sector_t::floor].xform,
frontsector->sky,
portal
) : NULL;
// kg3D - fake planes rendering
if (r_3dfloors && frontsector->e && frontsector->e->XFloor.ffloors.Size())
{
backupfp = floorplane;
backupcp = ceilingplane;
// first check all floors
for (int i = 0; i < (int)frontsector->e->XFloor.ffloors.Size(); i++)
{
fakeFloor = frontsector->e->XFloor.ffloors[i];
if (!(fakeFloor->flags & FF_EXISTS)) continue;
if (!fakeFloor->model) continue;
if (fakeFloor->bottom.plane->isSlope()) continue;
if (!(fakeFloor->flags & FF_NOSHADE) || (fakeFloor->flags & (FF_RENDERPLANES|FF_RENDERSIDES)))
{
R_3D_AddHeight(fakeFloor->top.plane, frontsector);
}
if (!(fakeFloor->flags & FF_RENDERPLANES)) continue;
if (fakeFloor->alpha == 0) continue;
if (fakeFloor->flags & FF_THISINSIDE && fakeFloor->flags & FF_INVERTSECTOR) continue;
fakeAlpha = MIN<fixed_t>(Scale(fakeFloor->alpha, OPAQUE, 255), OPAQUE);
if (fakeFloor->validcount != validcount)
{
fakeFloor->validcount = validcount;
R_3D_NewClip();
}
double fakeHeight = fakeFloor->top.plane->ZatPoint(frontsector->centerspot);
if (fakeHeight < ViewPos.Z &&
fakeHeight > frontsector->floorplane.ZatPoint(frontsector->centerspot))
{
fake3D = FAKE3D_FAKEFLOOR;
tempsec = *fakeFloor->model;
tempsec.floorplane = *fakeFloor->top.plane;
tempsec.ceilingplane = *fakeFloor->bottom.plane;
if (!(fakeFloor->flags & FF_THISINSIDE) && !(fakeFloor->flags & FF_INVERTSECTOR))
{
tempsec.SetTexture(sector_t::floor, tempsec.GetTexture(sector_t::ceiling));
position = sector_t::ceiling;
} else position = sector_t::floor;
frontsector = &tempsec;
if (fixedlightlev < 0 && sub->sector->e->XFloor.lightlist.Size())
{
light = P_GetPlaneLight(sub->sector, &frontsector->floorplane, false);
basecolormap = light->extra_colormap;
floorlightlevel = *light->p_lightlevel;
}
ceilingplane = NULL;
floorplane = R_FindPlane(frontsector->floorplane,
frontsector->GetTexture(sector_t::floor),
floorlightlevel + r_actualextralight, // killough 3/16/98
frontsector->GetAlpha(sector_t::floor),
!!(fakeFloor->flags & FF_ADDITIVETRANS),
frontsector->planes[position].xform,
frontsector->sky,
NULL);
R_FakeDrawLoop(sub);
fake3D = 0;
frontsector = sub->sector;
}
}
// and now ceilings
for (unsigned int i = 0; i < frontsector->e->XFloor.ffloors.Size(); i++)
{
fakeFloor = frontsector->e->XFloor.ffloors[i];
if (!(fakeFloor->flags & FF_EXISTS)) continue;
if (!fakeFloor->model) continue;
if (fakeFloor->top.plane->isSlope()) continue;
if (!(fakeFloor->flags & FF_NOSHADE) || (fakeFloor->flags & (FF_RENDERPLANES|FF_RENDERSIDES)))
{
R_3D_AddHeight(fakeFloor->bottom.plane, frontsector);
}
if (!(fakeFloor->flags & FF_RENDERPLANES)) continue;
if (fakeFloor->alpha == 0) continue;
if (!(fakeFloor->flags & FF_THISINSIDE) && (fakeFloor->flags & (FF_SWIMMABLE|FF_INVERTSECTOR)) == (FF_SWIMMABLE|FF_INVERTSECTOR)) continue;
fakeAlpha = MIN<fixed_t>(Scale(fakeFloor->alpha, OPAQUE, 255), OPAQUE);
if (fakeFloor->validcount != validcount)
{
fakeFloor->validcount = validcount;
R_3D_NewClip();
}
double fakeHeight = fakeFloor->bottom.plane->ZatPoint(frontsector->centerspot);
if (fakeHeight > ViewPos.Z &&
fakeHeight < frontsector->ceilingplane.ZatPoint(frontsector->centerspot))
{
fake3D = FAKE3D_FAKECEILING;
tempsec = *fakeFloor->model;
tempsec.floorplane = *fakeFloor->top.plane;
tempsec.ceilingplane = *fakeFloor->bottom.plane;
if ((!(fakeFloor->flags & FF_THISINSIDE) && !(fakeFloor->flags & FF_INVERTSECTOR)) ||
(fakeFloor->flags & FF_THISINSIDE && fakeFloor->flags & FF_INVERTSECTOR))
{
tempsec.SetTexture(sector_t::ceiling, tempsec.GetTexture(sector_t::floor));
position = sector_t::floor;
} else position = sector_t::ceiling;
frontsector = &tempsec;
tempsec.ceilingplane.ChangeHeight(-1 / 65536.);
if (fixedlightlev < 0 && sub->sector->e->XFloor.lightlist.Size())
{
light = P_GetPlaneLight(sub->sector, &frontsector->ceilingplane, false);
basecolormap = light->extra_colormap;
ceilinglightlevel = *light->p_lightlevel;
}
tempsec.ceilingplane.ChangeHeight(1 / 65536.);
floorplane = NULL;
ceilingplane = R_FindPlane(frontsector->ceilingplane, // killough 3/8/98
frontsector->GetTexture(sector_t::ceiling),
ceilinglightlevel + r_actualextralight, // killough 4/11/98
frontsector->GetAlpha(sector_t::ceiling),
!!(fakeFloor->flags & FF_ADDITIVETRANS),
frontsector->planes[position].xform,
frontsector->sky,
NULL);
R_FakeDrawLoop(sub);
fake3D = 0;
frontsector = sub->sector;
}
}
fakeFloor = NULL;
floorplane = backupfp;
ceilingplane = backupcp;
}
basecolormap = frontsector->ColorMap;
floorlightlevel = fll;
ceilinglightlevel = cll;
// killough 9/18/98: Fix underwater slowdown, by passing real sector
// instead of fake one. Improve sprite lighting by basing sprite
// lightlevels on floor & ceiling lightlevels in the surrounding area.
// [RH] Handle sprite lighting like Duke 3D: If the ceiling is a sky, sprites are lit by
// it, otherwise they are lit by the floor.
R_AddSprites (sub->sector, frontsector->GetTexture(sector_t::ceiling) == skyflatnum ?
ceilinglightlevel : floorlightlevel, FakeSide);
// [RH] Add particles
if ((unsigned int)(sub - subsectors) < (unsigned int)numsubsectors)
{ // Only do it for the main BSP.
int shade = LIGHT2SHADE((floorlightlevel + ceilinglightlevel)/2 + r_actualextralight);
for (WORD i = ParticlesInSubsec[(unsigned int)(sub-subsectors)]; i != NO_PARTICLE; i = Particles[i].snext)
{
R_ProjectParticle (Particles + i, subsectors[sub-subsectors].sector, shade, FakeSide);
}
}
count = sub->numlines;
line = sub->firstline;
while (count--)
{
if (!outersubsector || line->sidedef == NULL || !(line->sidedef->Flags & WALLF_POLYOBJ))
{
// kg3D - fake planes bounding calculation
if (r_3dfloors && line->backsector && frontsector->e && line->backsector->e->XFloor.ffloors.Size())
{
backupfp = floorplane;
backupcp = ceilingplane;
floorplane = NULL;
ceilingplane = NULL;
for (unsigned int i = 0; i < line->backsector->e->XFloor.ffloors.Size(); i++)
{
fakeFloor = line->backsector->e->XFloor.ffloors[i];
if (!(fakeFloor->flags & FF_EXISTS)) continue;
if (!(fakeFloor->flags & FF_RENDERPLANES)) continue;
if (!fakeFloor->model) continue;
fake3D = FAKE3D_FAKEBACK;
tempsec = *fakeFloor->model;
tempsec.floorplane = *fakeFloor->top.plane;
tempsec.ceilingplane = *fakeFloor->bottom.plane;
backsector = &tempsec;
if (fakeFloor->validcount != validcount)
{
fakeFloor->validcount = validcount;
R_3D_NewClip();
}
if (frontsector->CenterFloor() >= backsector->CenterFloor())
{
fake3D |= FAKE3D_CLIPBOTFRONT;
}
if (frontsector->CenterCeiling() <= backsector->CenterCeiling())
{
fake3D |= FAKE3D_CLIPTOPFRONT;
}
R_AddLine(line); // fake
}
fakeFloor = NULL;
fake3D = 0;
floorplane = backupfp;
ceilingplane = backupcp;
}
R_AddLine (line); // now real
}
line++;
}
if (outersubsector)
{
InSubsector = NULL;
}
}