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Merge branch 'fof-rendering-mishaps' into 'next'

Browse source 
Fix a couple of FOF rendering issues

See merge request STJr/SRB2!2115
This commit is contained in:
sphere 2023-08-20 17:17:41 +00:00
commit 4a89fc77c1
2 changed files with 33 additions and 38 deletions
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8
src/hardware/hw_main.c
View file

@ -1699,7 +1699,7 @@ static void HWR_ProcessSeg(void) // Sort of like GLWall::Process in GZDoom
if ((rover->fofflags & FOF_TRANSLUCENT && !(rover->fofflags & FOF_SPLAT)) || rover->blend)
{
blendmode = rover->blend ? HWR_GetBlendModeFlag(rover->blend) : PF_Translucent;
Surf.PolyColor.s.alpha = (UINT8)rover->alpha-1 > 255 ? 255 : rover->alpha-1;
Surf.PolyColor.s.alpha = max(0, min(rover->alpha, 255));
}
if (gl_frontsector->numlights)
@ -1822,7 +1822,7 @@ static void HWR_ProcessSeg(void) // Sort of like GLWall::Process in GZDoom
if ((rover->fofflags & FOF_TRANSLUCENT && !(rover->fofflags & FOF_SPLAT)) || rover->blend)
{
blendmode = rover->blend ? HWR_GetBlendModeFlag(rover->blend) : PF_Translucent;
Surf.PolyColor.s.alpha = (UINT8)rover->alpha-1 > 255 ? 255 : rover->alpha-1;
Surf.PolyColor.s.alpha = max(0, min(rover->alpha, 255));
}
if (gl_backsector->numlights)
@ -3095,7 +3095,7 @@ static void HWR_Subsector(size_t num)
false,
*rover->bottomheight,
*gl_frontsector->lightlist[light].lightlevel,
rover->alpha-1 > 255 ? 255 : rover->alpha-1, rover->master->frontsector,
max(0, min(rover->alpha, 255)), rover->master->frontsector,
HWR_RippleBlend(gl_frontsector, rover, false) | (rover->blend ? HWR_GetBlendModeFlag(rover->blend) : PF_Translucent),
false, *gl_frontsector->lightlist[light].extra_colormap);
}
@ -3141,7 +3141,7 @@ static void HWR_Subsector(size_t num)
true,
*rover->topheight,
*gl_frontsector->lightlist[light].lightlevel,
rover->alpha-1 > 255 ? 255 : rover->alpha-1, rover->master->frontsector,
max(0, min(rover->alpha, 255)), rover->master->frontsector,
HWR_RippleBlend(gl_frontsector, rover, false) | (rover->blend ? HWR_GetBlendModeFlag(rover->blend) : PF_Translucent),
false, *gl_frontsector->lightlist[light].extra_colormap);
}

63
src/p_spec.c
View file

@ -3286,19 +3286,18 @@ static void P_ProcessLineSpecial(line_t *line, mobj_t *mo, sector_t *callsec)
foundrover = true;
// If fading an invisible FOF whose render flags we did not yet set,
// initialize its alpha to 1
// for relative alpha calc
// initialize its alpha to 0 for relative alpha calculation
if (!(line->args[3] & TMST_DONTDOTRANSLUCENT) && // do translucent
(rover->spawnflags & FOF_NOSHADE) && // do not include light blocks, which don't set FOF_NOSHADE
!(rover->spawnflags & FOF_RENDERSIDES) &&
!(rover->spawnflags & FOF_RENDERPLANES) &&
!(rover->fofflags & FOF_RENDERALL))
rover->alpha = 1;
rover->alpha = 0;
P_RemoveFakeFloorFader(rover);
P_FadeFakeFloor(rover,
rover->alpha,
max(1, min(256, (line->args[3] & TMST_RELATIVE) ? rover->alpha + destvalue : destvalue)),
max(0, min(255, (line->args[3] & TMST_RELATIVE) ? rover->alpha + destvalue : destvalue)),
0, // set alpha immediately
false, NULL, // tic-based logic
false, // do not handle FOF_EXISTS
@ -3372,19 +3371,18 @@ static void P_ProcessLineSpecial(line_t *line, mobj_t *mo, sector_t *callsec)
else
{
// If fading an invisible FOF whose render flags we did not yet set,
// initialize its alpha to 1
// for relative alpha calc
// initialize its alpha to 1 for relative alpha calculation
if (!(line->args[4] & TMFT_DONTDOTRANSLUCENT) && // do translucent
(rover->spawnflags & FOF_NOSHADE) && // do not include light blocks, which don't set FOF_NOSHADE
!(rover->spawnflags & FOF_RENDERSIDES) &&
!(rover->spawnflags & FOF_RENDERPLANES) &&
!(rover->fofflags & FOF_RENDERALL))
rover->alpha = 1;
rover->alpha = 0;
P_RemoveFakeFloorFader(rover);
P_FadeFakeFloor(rover,
rover->alpha,
max(1, min(256, (line->args[4] & TMFT_RELATIVE) ? rover->alpha + destvalue : destvalue)),
max(0, min(255, (line->args[4] & TMFT_RELATIVE) ? rover->alpha + destvalue : destvalue)),
0, // set alpha immediately
false, NULL, // tic-based logic
!(line->args[4] & TMFT_DONTDOEXISTS), // do not handle FOF_EXISTS
@ -6565,10 +6563,10 @@ void P_SpawnSpecials(boolean fromnetsave)
//Cutting options
if (ffloorflags & FOF_RENDERALL)
{
//If inside is visible, cut inner walls
if ((lines[i].args[1] < 255) || (lines[i].args[3] & TMFA_SPLAT) || (lines[i].args[4] & TMFT_VISIBLEFROMINSIDE))
//If inside is visible from the outside, cut inner walls
if (lines[i].args[1] < 255 || (lines[i].args[3] & TMFA_SPLAT))
ffloorflags |= FOF_CUTEXTRA|FOF_EXTRA;
else
else if (!(lines[i].args[4] & TMFT_VISIBLEFROMINSIDE))
ffloorflags |= FOF_CUTLEVEL;
}
@ -6624,20 +6622,19 @@ void P_SpawnSpecials(boolean fromnetsave)
if (lines[i].args[4] & TMFC_SPLAT)
ffloorflags |= FOF_SPLAT;
//If inside is visible, cut inner walls
if (lines[i].args[1] < 0xff || (lines[i].args[3] & TMFT_VISIBLEFROMINSIDE) || (lines[i].args[4] & TMFC_SPLAT))
//If inside is visible from the outside, cut inner walls
if (lines[i].args[1] < 255 || (lines[i].args[4] & TMFC_SPLAT))
ffloorflags |= FOF_CUTEXTRA|FOF_EXTRA;
else
ffloorflags |= FOF_CUTLEVEL;
//If player can enter it, render insides
if (lines[i].args[3] & TMFT_VISIBLEFROMINSIDE)
//If player can view it from the inside, render insides
else if (lines[i].args[3] & TMFT_VISIBLEFROMINSIDE)
{
if (ffloorflags & FOF_RENDERPLANES)
ffloorflags |= FOF_BOTHPLANES;
if (ffloorflags & FOF_RENDERSIDES)
ffloorflags |= FOF_ALLSIDES;
}
else
ffloorflags |= FOF_CUTLEVEL;
P_AddFakeFloorsByLine(i, lines[i].args[1], lines[i].args[2], ffloorflags, secthinkers);
if (lines[i].args[4] & TMFC_AIRBOB)
@ -6688,10 +6685,10 @@ void P_SpawnSpecials(boolean fromnetsave)
//Cutting options
if (ffloorflags & FOF_RENDERALL)
{
//If inside is visible, cut inner walls
if ((lines[i].args[1] < 255) || (lines[i].args[3] & TMFA_SPLAT) || (lines[i].args[4] & TMFT_VISIBLEFROMINSIDE))
//If inside is visible from the outside, cut inner walls
if (lines[i].args[1] < 255 || (lines[i].args[3] & TMFA_SPLAT))
ffloorflags |= FOF_CUTEXTRA|FOF_EXTRA;
else
else if (!(lines[i].args[4] & TMFT_VISIBLEFROMINSIDE))
ffloorflags |= FOF_CUTLEVEL;
}
@ -7756,15 +7753,14 @@ static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 sourcevalue, INT16 destval
if (rover->master->special == 258) // Laser block
return false;
// If fading an invisible FOF whose render flags we did not yet set,
// initialize its alpha to 1
// If fading an invisible FOF whose render flags we did not yet set, initialize its alpha to 1
if (dotranslucent &&
(rover->spawnflags & FOF_NOSHADE) && // do not include light blocks, which don't set FOF_NOSHADE
!(rover->fofflags & FOF_FOG) && // do not include fog
!(rover->spawnflags & FOF_RENDERSIDES) &&
!(rover->spawnflags & FOF_RENDERPLANES) &&
!(rover->fofflags & FOF_RENDERALL))
rover->alpha = 1;
rover->alpha = 0;
if (fadingdata)
alpha = fadingdata->alpha;
@ -7850,7 +7846,7 @@ static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 sourcevalue, INT16 destval
{
if (doexists && !(rover->spawnflags & FOF_BUSTUP))
{
if (alpha <= 1)
if (alpha <= 0)
rover->fofflags &= ~FOF_EXISTS;
else
rover->fofflags |= FOF_EXISTS;
@ -7862,7 +7858,7 @@ static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 sourcevalue, INT16 destval
if (dotranslucent && !(rover->fofflags & FOF_FOG))
{
if (alpha >= 256)
if (alpha >= 255)
{
if (!(rover->fofflags & FOF_CUTSOLIDS) &&
(rover->spawnflags & FOF_CUTSOLIDS))
@ -7962,11 +7958,11 @@ static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 sourcevalue, INT16 destval
else // clamp fadingdata->alpha to software's alpha levels
{
if (alpha < 12)
rover->alpha = destvalue < 12 ? destvalue : 1; // Don't even draw it
rover->alpha = destvalue < 12 ? destvalue : 0; // Don't even draw it
else if (alpha < 38)
rover->alpha = destvalue >= 12 && destvalue < 38 ? destvalue : 25;
else if (alpha < 64)
rover->alpha = destvalue >=38 && destvalue < 64 ? destvalue : 51;
rover->alpha = destvalue >= 38 && destvalue < 64 ? destvalue : 51;
else if (alpha < 89)
rover->alpha = destvalue >= 64 && destvalue < 89 ? destvalue : 76;
else if (alpha < 115)
@ -7982,7 +7978,7 @@ static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 sourcevalue, INT16 destval
else if (alpha < 243)
rover->alpha = destvalue >= 217 && destvalue < 243 ? destvalue : 230;
else // Opaque
rover->alpha = destvalue >= 243 ? destvalue : 256;
rover->alpha = destvalue >= 243 ? destvalue : 255;
}
}
@ -8012,17 +8008,16 @@ static void P_AddFakeFloorFader(ffloor_t *rover, size_t sectornum, size_t ffloor
{
fade_t *d;
// If fading an invisible FOF whose render flags we did not yet set,
// initialize its alpha to 1
// If fading an invisible FOF whose render flags we did not yet set, initialize its alpha to 1
if (dotranslucent &&
(rover->spawnflags & FOF_NOSHADE) && // do not include light blocks, which don't set FOF_NOSHADE
!(rover->spawnflags & FOF_RENDERSIDES) &&
!(rover->spawnflags & FOF_RENDERPLANES) &&
!(rover->fofflags & FOF_RENDERALL))
rover->alpha = 1;
rover->alpha = 0;
// already equal, nothing to do
if (rover->alpha == max(1, min(256, relative ? rover->alpha + destvalue : destvalue)))
if (rover->alpha == max(0, min(255, relative ? rover->alpha + destvalue : destvalue)))
return;
d = Z_Malloc(sizeof *d, PU_LEVSPEC, NULL);
@ -8033,7 +8028,7 @@ static void P_AddFakeFloorFader(ffloor_t *rover, size_t sectornum, size_t ffloor
d->ffloornum = (UINT32)ffloornum;
d->alpha = d->sourcevalue = rover->alpha;
d->destvalue = max(1, min(256, relative ? rover->alpha + destvalue : destvalue)); // rover->alpha is 1-256
d->destvalue = max(0, min(255, relative ? rover->alpha + destvalue : destvalue)); // rover->alpha is 0-255
if (ticbased)
{