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Merge branch 'precip-overflow' into 'master'

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Fix precip sector search deadlock

See merge request KartKrew/Kart!525
This commit is contained in:
SteelT 2022-01-16 23:42:33 +00:00
commit d384d1b828
1 changed files with 33 additions and 12 deletions
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45
src/p_mobj.c
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@ -10493,6 +10493,8 @@ void P_PrecipitationEffects(void)
boolean effects_lightning = (precipprops[curWeather].effects & PRECIPFX_LIGHTNING);
boolean lightningStrike = false;
boolean sounds_rain = (rainsfx != sfx_None && (!leveltime || leveltime % rainfreq == 1));
// No thunder except every other tic.
if (!(leveltime & 1))
{
@ -10537,29 +10539,48 @@ void P_PrecipitationEffects(void)
if (sound_disabled)
return; // Sound off? D'aw, no fun.
if (!sounds_rain && !sounds_thunder)
return; // no need to calculate volume at ALL
if (players[g_localplayers[0]].mo->subsector->sector->ceilingpic == skyflatnum)
volume = 255; // Sky above? We get it full blast.
else
{
fixed_t x, y, yl, yh, xl, xh;
INT64 x, y, yl, yh, xl, xh;
fixed_t closedist, newdist;
// Essentially check in a 1024 unit radius of the player for an outdoor area.
yl = players[g_localplayers[0]].mo->y - 1024*FRACUNIT;
yh = players[g_localplayers[0]].mo->y + 1024*FRACUNIT;
xl = players[g_localplayers[0]].mo->x - 1024*FRACUNIT;
xh = players[g_localplayers[0]].mo->x + 1024*FRACUNIT;
closedist = 2048*FRACUNIT;
for (y = yl; y <= yh; y += FRACUNIT*64)
for (x = xl; x <= xh; x += FRACUNIT*64)
#define RADIUSSTEP (64*FRACUNIT)
#define SEARCHRADIUS (16*RADIUSSTEP)
yl = yh = players[g_localplayers[0]].mo->y;
yl -= SEARCHRADIUS;
while (yl < INT32_MIN)
yl += RADIUSSTEP;
yh += SEARCHRADIUS;
while (yh > INT32_MAX)
yh -= RADIUSSTEP;
xl = xh = players[g_localplayers[0]].mo->x;
xl -= SEARCHRADIUS;
while (xl < INT32_MIN)
xl += RADIUSSTEP;
xh += SEARCHRADIUS;
while (xh > INT32_MAX)
xh -= RADIUSSTEP;
closedist = SEARCHRADIUS*2;
#undef SEARCHRADIUS
for (y = yl; y <= yh; y += RADIUSSTEP)
for (x = xl; x <= xh; x += RADIUSSTEP)
{
if (R_PointInSubsector(x, y)->sector->ceilingpic == skyflatnum) // Found the outdoors!
if (R_PointInSubsector((fixed_t)x, (fixed_t)y)->sector->ceilingpic == skyflatnum) // Found the outdoors!
{
newdist = S_CalculateSoundDistance(players[g_localplayers[0]].mo->x, players[g_localplayers[0]].mo->y, 0, x, y, 0);
newdist = S_CalculateSoundDistance(players[g_localplayers[0]].mo->x, players[g_localplayers[0]].mo->y, 0, (fixed_t)x, (fixed_t)y, 0);
if (newdist < closedist)
closedist = newdist;
}
}
#undef RADIUSSTEP
volume = 255 - (closedist>>(FRACBITS+2));
}
@ -10569,7 +10590,7 @@ void P_PrecipitationEffects(void)
else if (volume > 255)
volume = 255;
if (rainsfx != sfx_None && (!leveltime || leveltime % rainfreq == 1))
if (sounds_rain)
S_StartSoundAtVolume(players[g_localplayers[0]].mo, rainsfx, volume);
if (!sounds_thunder)
@ -13321,4 +13342,4 @@ fixed_t P_GetMobjZMovement(mobj_t *mo)
speed = FixedHypot(mo->momx, mo->momy);
return P_ReturnThrustY(mo, slope->zangle, P_ReturnThrustX(mo, angDiff, speed));
}
}