Merge branch 'topbotlight' into 'next'

Support floor/ceiling light level on FOF planes

Closes #388

See merge request STJr/SRB2!2490
This commit is contained in:
sphere 2024-06-26 15:11:09 +00:00
commit 86a1f40251
3 changed files with 47 additions and 23 deletions

View file

@ -335,6 +335,17 @@ static FUINT HWR_BottomLightLevel(side_t *side, UINT8 base_lightlevel)
}
*/
static UINT8 HWR_FloorLightLevel(sector_t *sector, UINT8 base_lightlevel)
{
return max(0, min(255, sector->floorlightlevel +
((sector->floorlightabsolute) ? 0 : base_lightlevel)));
}
static UINT8 HWR_CeilingLightLevel(sector_t *sector, UINT8 base_lightlevel)
{
return max(0, min(255, sector->ceilinglightlevel +
((sector->ceilinglightabsolute) ? 0 : base_lightlevel)));
}
// ==========================================================================
// FLOOR/CEILING GENERATION FROM SUBSECTORS
// ==========================================================================
@ -2469,7 +2480,7 @@ static void HWR_Subsector(size_t num)
rover; rover = rover->next)
{
fixed_t bottomCullHeight, topCullHeight, centerHeight;
if (!(rover->fofflags & FOF_EXISTS) || !(rover->fofflags & FOF_RENDERPLANES))
continue;
if (sub->validcount == validcount)
@ -2498,13 +2509,13 @@ static void HWR_Subsector(size_t num)
UINT8 alpha;
light = R_GetPlaneLight(gl_frontsector, centerHeight, viewz < bottomCullHeight ? true : false);
alpha = HWR_FogBlockAlpha(*gl_frontsector->lightlist[light].lightlevel, rover->master->frontsector->extra_colormap);
alpha = HWR_FogBlockAlpha(HWR_FloorLightLevel(rover->master->frontsector, *gl_frontsector->lightlist[light].lightlevel), rover->master->frontsector->extra_colormap);
HWR_AddTransparentFloor(0,
&extrasubsectors[num],
false,
*rover->bottomheight,
*gl_frontsector->lightlist[light].lightlevel,
HWR_FloorLightLevel(rover->master->frontsector, *gl_frontsector->lightlist[light].lightlevel),
alpha, rover->master->frontsector, PF_Fog|PF_NoTexture,
true, false, rover->master->frontsector->extra_colormap);
}
@ -2516,7 +2527,7 @@ static void HWR_Subsector(size_t num)
&extrasubsectors[num],
false,
*rover->bottomheight,
*gl_frontsector->lightlist[light].lightlevel,
HWR_FloorLightLevel(rover->master->frontsector, *gl_frontsector->lightlist[light].lightlevel),
max(0, min(rover->alpha, 255)), rover->master->frontsector,
HWR_RippleBlend(gl_frontsector, rover, false) | (rover->blend ? HWR_GetBlendModeFlag(rover->blend) : PF_Translucent),
false, rover->fofflags & FOF_SPLAT, *gl_frontsector->lightlist[light].extra_colormap);
@ -2525,8 +2536,9 @@ static void HWR_Subsector(size_t num)
{
HWR_GetLevelFlat(&levelflats[*rover->bottompic], rover->fofflags & FOF_SPLAT);
light = R_GetPlaneLight(gl_frontsector, centerHeight, viewz < bottomCullHeight ? true : false);
HWR_RenderPlane(sub, &extrasubsectors[num], false, *rover->bottomheight, HWR_RippleBlend(gl_frontsector, rover, false)|PF_Occlude, *gl_frontsector->lightlist[light].lightlevel, &levelflats[*rover->bottompic],
rover->master->frontsector, 255, *gl_frontsector->lightlist[light].extra_colormap);
HWR_RenderPlane(sub, &extrasubsectors[num], false, *rover->bottomheight, HWR_RippleBlend(gl_frontsector, rover, false)|PF_Occlude,
HWR_FloorLightLevel(rover->master->frontsector, *gl_frontsector->lightlist[light].lightlevel),
&levelflats[*rover->bottompic], rover->master->frontsector, 255, *gl_frontsector->lightlist[light].extra_colormap);
}
}
@ -2543,13 +2555,13 @@ static void HWR_Subsector(size_t num)
UINT8 alpha;
light = R_GetPlaneLight(gl_frontsector, centerHeight, viewz < topCullHeight ? true : false);
alpha = HWR_FogBlockAlpha(*gl_frontsector->lightlist[light].lightlevel, rover->master->frontsector->extra_colormap);
alpha = HWR_FogBlockAlpha(HWR_CeilingLightLevel(rover->master->frontsector, *gl_frontsector->lightlist[light].lightlevel), rover->master->frontsector->extra_colormap);
HWR_AddTransparentFloor(0,
&extrasubsectors[num],
true,
*rover->topheight,
*gl_frontsector->lightlist[light].lightlevel,
HWR_CeilingLightLevel(rover->master->frontsector, *gl_frontsector->lightlist[light].lightlevel),
alpha, rover->master->frontsector, PF_Fog|PF_NoTexture,
true, false, rover->master->frontsector->extra_colormap);
}
@ -2561,7 +2573,7 @@ static void HWR_Subsector(size_t num)
&extrasubsectors[num],
true,
*rover->topheight,
*gl_frontsector->lightlist[light].lightlevel,
HWR_CeilingLightLevel(rover->master->frontsector, *gl_frontsector->lightlist[light].lightlevel),
max(0, min(rover->alpha, 255)), rover->master->frontsector,
HWR_RippleBlend(gl_frontsector, rover, false) | (rover->blend ? HWR_GetBlendModeFlag(rover->blend) : PF_Translucent),
false, rover->fofflags & FOF_SPLAT, *gl_frontsector->lightlist[light].extra_colormap);
@ -2570,8 +2582,9 @@ static void HWR_Subsector(size_t num)
{
HWR_GetLevelFlat(&levelflats[*rover->toppic], rover->fofflags & FOF_SPLAT);
light = R_GetPlaneLight(gl_frontsector, centerHeight, viewz < topCullHeight ? true : false);
HWR_RenderPlane(sub, &extrasubsectors[num], true, *rover->topheight, HWR_RippleBlend(gl_frontsector, rover, false)|PF_Occlude, *gl_frontsector->lightlist[light].lightlevel, &levelflats[*rover->toppic],
rover->master->frontsector, 255, *gl_frontsector->lightlist[light].extra_colormap);
HWR_RenderPlane(sub, &extrasubsectors[num], true, *rover->topheight, HWR_RippleBlend(gl_frontsector, rover, false)|PF_Occlude,
HWR_CeilingLightLevel(rover->master->frontsector, *gl_frontsector->lightlist[light].lightlevel),
&levelflats[*rover->toppic], rover->master->frontsector, 255, *gl_frontsector->lightlist[light].extra_colormap);
}
}
}
@ -3933,7 +3946,7 @@ void HWR_AddTransparentFloor(levelflat_t *levelflat, extrasubsector_t *xsub, boo
planeinfo[numplanes].isceiling = isceiling;
planeinfo[numplanes].fixedheight = fixedheight;
planeinfo[numplanes].lightlevel = (planecolormap && (planecolormap->flags & CMF_FOG)) ? 255 : lightlevel;
planeinfo[numplanes].lightlevel = (planecolormap && (planecolormap->flags & CMF_FOG)) ? lightlevel : 255; // TODO: 2.3: Make transparent FOF planes always use light level
planeinfo[numplanes].levelflat = levelflat;
planeinfo[numplanes].xsub = xsub;
planeinfo[numplanes].alpha = alpha;
@ -3965,7 +3978,7 @@ void HWR_AddTransparentPolyobjectFloor(levelflat_t *levelflat, polyobj_t *polyse
polyplaneinfo[numpolyplanes].isceiling = isceiling;
polyplaneinfo[numpolyplanes].fixedheight = fixedheight;
polyplaneinfo[numpolyplanes].lightlevel = (planecolormap && (planecolormap->flags & CMF_FOG)) ? 255 : lightlevel;
polyplaneinfo[numpolyplanes].lightlevel = (planecolormap && (planecolormap->flags & CMF_FOG)) ? lightlevel : 255; // TODO: 2.3: Make transparent polyobject planes always use light level
polyplaneinfo[numpolyplanes].levelflat = levelflat;
polyplaneinfo[numpolyplanes].polysector = polysector;
polyplaneinfo[numpolyplanes].alpha = alpha;

View file

@ -230,6 +230,18 @@ static INT32 R_DoorClosed(void)
&& (backsector->floorheight <= frontsector->floorheight || curline->sidedef->bottomtexture);
}
static UINT8 R_FloorLightLevel(sector_t *sector, UINT8 base_lightlevel)
{
return max(0, min(255, sector->floorlightlevel +
((sector->floorlightabsolute) ? 0 : base_lightlevel)));
}
static UINT8 R_CeilingLightLevel(sector_t *sector, UINT8 base_lightlevel)
{
return max(0, min(255, sector->ceilinglightlevel +
((sector->ceilinglightabsolute) ? 0 : base_lightlevel)));
}
//
// If player's view height is underneath fake floor, lower the
// drawn ceiling to be just under the floor height, and replace
@ -312,11 +324,11 @@ sector_t *R_FakeFlat(sector_t *sec, sector_t *tempsec, INT32 *floorlightlevel,
tempsec->lightlevel = s->lightlevel;
if (floorlightlevel)
*floorlightlevel = s->floorlightsec == -1 ? (s->floorlightabsolute ? s->floorlightlevel : max(0, min(255, s->lightlevel + s->floorlightlevel)))
*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->ceilinglightabsolute ? s->ceilinglightlevel : max(0, min(255, s->lightlevel + s->ceilinglightlevel)))
*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
@ -356,11 +368,11 @@ sector_t *R_FakeFlat(sector_t *sec, sector_t *tempsec, INT32 *floorlightlevel,
tempsec->lightlevel = s->lightlevel;
if (floorlightlevel)
*floorlightlevel = s->floorlightsec == -1 ? (s->floorlightabsolute ? s->floorlightlevel : max(0, min(255, s->lightlevel + s->floorlightlevel)))
*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->ceilinglightabsolute ? s->ceilinglightlevel : max(0, min(255, s->lightlevel + s->ceilinglightlevel)))
*ceilinglightlevel = s->ceilinglightsec == -1 ? (s->ceilinglightabsolute ? s->ceilinglightlevel : max(0, min(255, s->lightlevel + s->ceilinglightlevel)))
: sectors[s->ceilinglightsec].lightlevel;
}
sec = tempsec;
@ -968,11 +980,10 @@ static void R_Subsector(size_t num)
&& ((viewz < heightcheck && (rover->fofflags & FOF_BOTHPLANES || !(rover->fofflags & FOF_INVERTPLANES)))
|| (viewz > heightcheck && (rover->fofflags & FOF_BOTHPLANES || rover->fofflags & FOF_INVERTPLANES))))
{
light = R_GetPlaneLight(frontsector, planecenterz,
viewz < heightcheck);
light = R_GetPlaneLight(frontsector, planecenterz, viewz < heightcheck);
ffloor[numffloors].plane = R_FindPlane(rover->master->frontsector, *rover->bottomheight, *rover->bottompic,
*frontsector->lightlist[light].lightlevel, *rover->bottomxoffs, *rover->bottomyoffs,
R_FloorLightLevel(rover->master->frontsector, *frontsector->lightlist[light].lightlevel), *rover->bottomxoffs, *rover->bottomyoffs,
*rover->bottomxscale, *rover->bottomyscale, *rover->bottomangle,
*frontsector->lightlist[light].extra_colormap, rover, NULL, *rover->b_slope, NULL);
@ -1002,7 +1013,7 @@ static void R_Subsector(size_t num)
light = R_GetPlaneLight(frontsector, planecenterz, viewz < heightcheck);
ffloor[numffloors].plane = R_FindPlane(rover->master->frontsector, *rover->topheight, *rover->toppic,
*frontsector->lightlist[light].lightlevel, *rover->topxoffs, *rover->topyoffs,
R_CeilingLightLevel(rover->master->frontsector, *frontsector->lightlist[light].lightlevel), *rover->topxoffs, *rover->topyoffs,
*rover->topxscale, *rover->topyscale, *rover->topangle,
*frontsector->lightlist[light].extra_colormap, rover, NULL, *rover->t_slope, NULL);

View file

@ -910,7 +910,7 @@ void R_DrawSinglePlane(visplane_t *pl)
if (pl->polyobj->translucency == 0 || (pl->extra_colormap && (pl->extra_colormap->flags & CMF_FOG)))
light = (pl->lightlevel >> LIGHTSEGSHIFT);
else
else // TODO: 2.3: Make transparent polyobject planes always use light level
light = LIGHTLEVELS-1;
}
else
@ -952,7 +952,7 @@ void R_DrawSinglePlane(visplane_t *pl)
if ((spanfunctype == SPANDRAWFUNC_SPLAT) || (pl->extra_colormap && (pl->extra_colormap->flags & CMF_FOG)))
light = (pl->lightlevel >> LIGHTSEGSHIFT);
else
else // TODO: 2.3: Make transparent FOF planes use light level instead of always being fullbright
light = LIGHTLEVELS-1;
}
else if (pl->ffloor->fofflags & FOF_FOG)