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Whoops, forgot to make P_CheckSight support slopes for same-sector FOF plane checking.

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This commit is contained in:
Monster Iestyn 2019-05-27 21:18:02 +01:00
parent abfdac15a8
commit 571c5b89b5
1 changed files with 29 additions and 6 deletions
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35
src/p_sight.c
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@ -470,6 +470,8 @@ boolean P_CheckSight(mobj_t *t1, mobj_t *t2)
if (s1 == s2) // Both sectors are the same.
{
ffloor_t *rover;
fixed_t topz1, bottomz1; // top, bottom heights at t1's position
fixed_t topz2, bottomz2; // likewise but for t2
for (rover = s1->ffloors; rover; rover = rover->next)
{
@ -482,9 +484,30 @@ boolean P_CheckSight(mobj_t *t1, mobj_t *t2)
continue;
}
#ifdef ESLOPE
if (*rover->t_slope)
{
topz1 = P_GetZAt(*rover->t_slope, t1->x, t1->y);
topz2 = P_GetZAt(*rover->t_slope, t2->x, t2->y);
}
else
topz1 = topz2 = *rover->topheight;
if (*rover->b_slope)
{
bottomz1 = P_GetZAt(*rover->b_slope, t1->x, t1->y);
bottomz2 = P_GetZAt(*rover->b_slope, t2->x, t2->y);
}
else
bottomz1 = bottomz2 = *rover->bottomheight;
#else
topz1 = topz2 = *rover->topheight;
bottomz1 = bottomz2 = *rover->bottomheight;
#endif
// Check for blocking floors here.
if ((los.sightzstart < *rover->bottomheight && t2->z >= *rover->topheight)
|| (los.sightzstart >= *rover->topheight && t2->z + t2->height < *rover->bottomheight))
if ((los.sightzstart < bottomz1 && t2->z >= topz2)
|| (los.sightzstart >= topz1 && t2->z + t2->height < bottomz2))
{
// no way to see through that
return false;
@ -495,19 +518,19 @@ boolean P_CheckSight(mobj_t *t1, mobj_t *t2)
if (!(rover->flags & FF_INVERTPLANES))
{
if (los.sightzstart >= *rover->topheight && t2->z + t2->height < *rover->topheight)
if (los.sightzstart >= topz1 && t2->z + t2->height < topz2)
return false; // blocked by upper outside plane
if (los.sightzstart < *rover->bottomheight && t2->z >= *rover->bottomheight)
if (los.sightzstart < bottomz1 && t2->z >= bottomz2)
return false; // blocked by lower outside plane
}
if (rover->flags & FF_INVERTPLANES || rover->flags & FF_BOTHPLANES)
{
if (los.sightzstart < *rover->topheight && t2->z >= *rover->topheight)
if (los.sightzstart < topz1 && t2->z >= topz2)
return false; // blocked by upper inside plane
if (los.sightzstart >= *rover->bottomheight && t2->z + t2->height < *rover->bottomheight)
if (los.sightzstart >= bottomz1 && t2->z + t2->height < bottomz2)
return false; // blocked by lower inside plane
}
}