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Implement per-sector floor/ceiling lighting

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This commit is contained in:
MascaraSnake 2021-09-19 08:58:21 +02:00
parent de82afe338
commit e15c160773
6 changed files with 77 additions and 41 deletions
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8
src/hardware/hw_main.c
View file

@ -3046,13 +3046,13 @@ static void HWR_Subsector(size_t num)
}
light = R_GetPlaneLight(gl_frontsector, locFloorHeight, false);
if (gl_frontsector->floorlightsec == -1)
floorlightlevel = *gl_frontsector->lightlist[light].lightlevel;
if (gl_frontsector->floorlightsec == -1 && !gl_frontsector->floorlightabsolute)
floorlightlevel = max(0, min(255, *gl_frontsector->lightlist[light].lightlevel + gl_frontsector->floorlightlevel));
floorcolormap = *gl_frontsector->lightlist[light].extra_colormap;
light = R_GetPlaneLight(gl_frontsector, locCeilingHeight, false);
if (gl_frontsector->ceilinglightsec == -1)
ceilinglightlevel = *gl_frontsector->lightlist[light].lightlevel;
if (gl_frontsector->ceilinglightsec == -1 && !gl_frontsector->ceilinglightabsolute)
ceilinglightlevel = max(0, min(255, *gl_frontsector->lightlist[light].lightlevel + gl_frontsector->ceilinglightlevel));
ceilingcolormap = *gl_frontsector->lightlist[light].extra_colormap;
}

14
src/p_setup.c
View file

@ -1043,6 +1043,9 @@ static void P_LoadSectors(UINT8 *data)
ss->floorpic_angle = ss->ceilingpic_angle = 0;
ss->floorlightlevel = ss->ceilinglightlevel = 0;
ss->floorlightabsolute = ss->ceilinglightabsolute = false;
ss->colormap_protected = false;
P_InitializeSector(ss);
@ -1529,6 +1532,14 @@ static void ParseTextmapSectorParameter(UINT32 i, char *param, char *val)
sectors[i].ceilingpic = P_AddLevelFlat(val, foundflats);
else if (fastcmp(param, "lightlevel"))
sectors[i].lightlevel = atol(val);
else if (fastcmp(param, "lightfloor"))
sectors[i].floorlightlevel = atol(val);
else if (fastcmp(param, "lightfloorabsolute") && fastcmp("true", val))
sectors[i].floorlightabsolute = true;
else if (fastcmp(param, "lightceiling"))
sectors[i].ceilinglightlevel = atol(val);
else if (fastcmp(param, "lightceilingabsolute") && fastcmp("true", val))
sectors[i].ceilinglightabsolute = true;
else if (fastcmp(param, "special"))
sectors[i].special = atol(val);
else if (fastcmp(param, "id"))
@ -1914,6 +1925,9 @@ static void P_LoadTextmap(void)
sc->floorpic_angle = sc->ceilingpic_angle = 0;
sc->floorlightlevel = sc->ceilinglightlevel = 0;
sc->floorlightabsolute = sc->ceilinglightabsolute = false;
sc->colormap_protected = false;
textmap_colormap.used = false;

10
src/p_spec.c
View file

@ -2126,9 +2126,15 @@ static void P_ProcessLineSpecial(line_t *line, mobj_t *mo, sector_t *callsec)
case 402: // Set tagged sector's light level
{
INT16 newlightlevel;
INT16 newfloorlightlevel, newceilinglightlevel;
boolean newfloorlightabsolute, newceilinglightabsolute;
INT32 newfloorlightsec, newceilinglightsec;
newlightlevel = line->frontsector->lightlevel;
newfloorlightlevel = line->frontsector->floorlightlevel;
newfloorlightabsolute = line->frontsector->floorlightabsolute;
newceilinglightlevel = line->frontsector->ceilinglightlevel;
newceilinglightabsolute = line->frontsector->ceilinglightabsolute;
newfloorlightsec = line->frontsector->floorlightsec;
newceilinglightsec = line->frontsector->ceilinglightsec;
@ -2147,6 +2153,10 @@ static void P_ProcessLineSpecial(line_t *line, mobj_t *mo, sector_t *callsec)
}
sectors[secnum].lightlevel = newlightlevel;
sectors[secnum].floorlightlevel = newfloorlightlevel;
sectors[secnum].floorlightabsolute = newfloorlightabsolute;
sectors[secnum].ceilinglightlevel = newceilinglightlevel;
sectors[secnum].ceilinglightabsolute = newceilinglightabsolute;
sectors[secnum].floorlightsec = newfloorlightsec;
sectors[secnum].ceilinglightsec = newceilinglightsec;
}

28
src/r_bsp.c
View file

@ -238,11 +238,11 @@ sector_t *R_FakeFlat(sector_t *sec, sector_t *tempsec, INT32 *floorlightlevel,
{
if (floorlightlevel)
*floorlightlevel = sec->floorlightsec == -1 ?
sec->lightlevel : sectors[sec->floorlightsec].lightlevel;
(sec->floorlightabsolute ? sec->floorlightlevel : max(0, min(255, sec->lightlevel + sec->floorlightlevel))) : sectors[sec->floorlightsec].lightlevel;
if (ceilinglightlevel)
*ceilinglightlevel = sec->ceilinglightsec == -1 ?
sec->lightlevel : sectors[sec->ceilinglightsec].lightlevel;
(sec->ceilinglightabsolute ? sec->ceilinglightlevel : max(0, min(255, sec->lightlevel + sec->ceilinglightlevel))) : sectors[sec->ceilinglightsec].lightlevel;
// if (sec->midmap != -1)
// mapnum = sec->midmap;
@ -301,11 +301,11 @@ sector_t *R_FakeFlat(sector_t *sec, sector_t *tempsec, INT32 *floorlightlevel,
tempsec->lightlevel = s->lightlevel;
if (floorlightlevel)
*floorlightlevel = s->floorlightsec == -1 ? s->lightlevel
*floorlightlevel = s->floorlightsec == -1 ? (s->floorlightabsolute ? s->floorlightlevel : max(0, min(255, s->lightlevel + s->floorlightlevel)))
: sectors[s->floorlightsec].lightlevel;
if (ceilinglightlevel)
*ceilinglightlevel = s->ceilinglightsec == -1 ? s->lightlevel
*ceilinglightlevel = s->ceilinglightsec == -1 ? (s->ceilinglightabsolute ? s->ceilinglightlevel : max(0, min(255, s->lightlevel + s->ceilinglightlevel)))
: sectors[s->ceilinglightsec].lightlevel;
}
else if (heightsec != -1 && viewz >= sectors[heightsec].ceilingheight
@ -339,12 +339,12 @@ sector_t *R_FakeFlat(sector_t *sec, sector_t *tempsec, INT32 *floorlightlevel,
tempsec->lightlevel = s->lightlevel;
if (floorlightlevel)
*floorlightlevel = s->floorlightsec == -1 ? s->lightlevel :
sectors[s->floorlightsec].lightlevel;
*floorlightlevel = s->floorlightsec == -1 ? (s->floorlightabsolute ? s->floorlightlevel : max(0, min(255, s->lightlevel + s->floorlightlevel)))
: sectors[s->floorlightsec].lightlevel;
if (ceilinglightlevel)
*ceilinglightlevel = s->ceilinglightsec == -1 ? s->lightlevel :
sectors[s->ceilinglightsec].lightlevel;
*ceilinglightlevel = s->ceilinglightsec == -1 ? (s->ceilinglightabsolute ? s->ceilinglightlevel : max(0, min(255, s->lightlevel + s->ceilinglightlevel)))
: sectors[s->ceilinglightsec].lightlevel;
}
sec = tempsec;
}
@ -370,6 +370,10 @@ boolean R_IsEmptyLine(seg_t *line, sector_t *front, sector_t *back)
&& back->ceiling_yoffs == front->ceiling_yoffs
&& back->ceilingpic_angle == front->ceilingpic_angle
// Consider altered lighting.
&& back->floorlightlevel == front->floorlightlevel
&& back->floorlightabsolute == front->floorlightabsolute
&& back->ceilinglightlevel == front->ceilinglightlevel
&& back->ceilinglightabsolute == front->ceilinglightabsolute
&& back->floorlightsec == front->floorlightsec
&& back->ceilinglightsec == front->ceilinglightsec
// Consider colormaps
@ -872,12 +876,12 @@ static void R_Subsector(size_t num)
}
light = R_GetPlaneLight(frontsector, floorcenterz, false);
if (frontsector->floorlightsec == -1)
floorlightlevel = *frontsector->lightlist[light].lightlevel;
if (frontsector->floorlightsec == -1 && !frontsector->floorlightabsolute)
floorlightlevel = max(0, min(255, *frontsector->lightlist[light].lightlevel + frontsector->floorlightlevel));
floorcolormap = *frontsector->lightlist[light].extra_colormap;
light = R_GetPlaneLight(frontsector, ceilingcenterz, false);
if (frontsector->ceilinglightsec == -1)
ceilinglightlevel = *frontsector->lightlist[light].lightlevel;
if (frontsector->ceilinglightsec == -1 && !frontsector->ceilinglightabsolute)
ceilinglightlevel = max(0, min(255, *frontsector->lightlist[light].lightlevel + frontsector->ceilinglightlevel));
ceilingcolormap = *frontsector->lightlist[light].extra_colormap;
}

6
src/r_defs.h
View file

@ -341,7 +341,11 @@ typedef struct sector_s
INT32 heightsec; // other sector, or -1 if no other sector
INT32 camsec; // used for camera clipping
INT32 floorlightsec, ceilinglightsec;
// floor and ceiling lighting
INT16 floorlightlevel, ceilinglightlevel;
boolean floorlightabsolute, ceilinglightabsolute; // absolute or relative to sector's light level?
INT32 floorlightsec, ceilinglightsec; // take floor/ceiling light level from another sector
INT32 crumblestate; // used for crumbling and bobbing
// list of mobjs that are at least partially in the sector

52
src/r_segs.c
View file

@ -1908,18 +1908,20 @@ void R_StoreWallRange(INT32 start, INT32 stop)
else if (worldlow != worldbottom
|| worldlowslope != worldbottomslope
|| backsector->f_slope != frontsector->f_slope
|| backsector->floorpic != frontsector->floorpic
|| backsector->lightlevel != frontsector->lightlevel
//SoM: 3/22/2000: Check floor x and y offsets.
|| backsector->floor_xoffs != frontsector->floor_xoffs
|| backsector->floor_yoffs != frontsector->floor_yoffs
|| backsector->floorpic_angle != frontsector->floorpic_angle
//SoM: 3/22/2000: Prevents bleeding.
|| (frontsector->heightsec != -1 && frontsector->floorpic != skyflatnum)
|| backsector->floorlightsec != frontsector->floorlightsec
//SoM: 4/3/2000: Check for colormaps
|| frontsector->extra_colormap != backsector->extra_colormap
|| (frontsector->ffloors != backsector->ffloors && !Tag_Compare(&frontsector->tags, &backsector->tags)))
|| backsector->floorpic != frontsector->floorpic
|| backsector->lightlevel != frontsector->lightlevel
//SoM: 3/22/2000: Check floor x and y offsets.
|| backsector->floor_xoffs != frontsector->floor_xoffs
|| backsector->floor_yoffs != frontsector->floor_yoffs
|| backsector->floorpic_angle != frontsector->floorpic_angle
//SoM: 3/22/2000: Prevents bleeding.
|| (frontsector->heightsec != -1 && frontsector->floorpic != skyflatnum)
|| backsector->floorlightlevel != frontsector->floorlightlevel
|| backsector->floorlightabsolute != frontsector->floorlightabsolute
|| backsector->floorlightsec != frontsector->floorlightsec
//SoM: 4/3/2000: Check for colormaps
|| frontsector->extra_colormap != backsector->extra_colormap
|| (frontsector->ffloors != backsector->ffloors && !Tag_Compare(&frontsector->tags, &backsector->tags)))
{
markfloor = true;
}
@ -1939,18 +1941,20 @@ void R_StoreWallRange(INT32 start, INT32 stop)
else if (worldhigh != worldtop
|| worldhighslope != worldtopslope
|| backsector->c_slope != frontsector->c_slope
|| backsector->ceilingpic != frontsector->ceilingpic
|| backsector->lightlevel != frontsector->lightlevel
//SoM: 3/22/2000: Check floor x and y offsets.
|| backsector->ceiling_xoffs != frontsector->ceiling_xoffs
|| backsector->ceiling_yoffs != frontsector->ceiling_yoffs
|| backsector->ceilingpic_angle != frontsector->ceilingpic_angle
//SoM: 3/22/2000: Prevents bleeding.
|| (frontsector->heightsec != -1 && frontsector->ceilingpic != skyflatnum)
|| backsector->ceilinglightsec != frontsector->ceilinglightsec
//SoM: 4/3/2000: Check for colormaps
|| frontsector->extra_colormap != backsector->extra_colormap
|| (frontsector->ffloors != backsector->ffloors && !Tag_Compare(&frontsector->tags, &backsector->tags)))
|| backsector->ceilingpic != frontsector->ceilingpic
|| backsector->lightlevel != frontsector->lightlevel
//SoM: 3/22/2000: Check floor x and y offsets.
|| backsector->ceiling_xoffs != frontsector->ceiling_xoffs
|| backsector->ceiling_yoffs != frontsector->ceiling_yoffs
|| backsector->ceilingpic_angle != frontsector->ceilingpic_angle
//SoM: 3/22/2000: Prevents bleeding.
|| (frontsector->heightsec != -1 && frontsector->ceilingpic != skyflatnum)
|| backsector->ceilinglightlevel != frontsector->ceilinglightlevel
|| backsector->ceilinglightabsolute != frontsector->ceilinglightabsolute
|| backsector->ceilinglightsec != frontsector->ceilinglightsec
//SoM: 4/3/2000: Check for colormaps
|| frontsector->extra_colormap != backsector->extra_colormap
|| (frontsector->ffloors != backsector->ffloors && !Tag_Compare(&frontsector->tags, &backsector->tags)))
{
markceiling = true;
}