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Fix solidity of lava in reverse gravity. (Resolves #216)

This commit is contained in:
toaster 2019-09-18 13:55:20 +01:00
parent 9d774f7578
commit e993b8981e
1 changed files with 29 additions and 9 deletions
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38
src/p_mobj.c
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@ -2381,22 +2381,42 @@ boolean P_CheckDeathPitCollide(mobj_t *mo)
boolean P_CheckSolidLava(mobj_t *mo, ffloor_t *rover)
{
fixed_t topheight;
I_Assert(mo != NULL);
I_Assert(!P_MobjWasRemoved(mo));
{
fixed_t topheight =
#ifdef ESLOPE
*rover->t_slope ? P_GetZAt(*rover->t_slope, mo->x, mo->y) :
#endif
*rover->topheight;
// not a lava block with solid planes
if (!(rover->flags & FF_SWIMMABLE && GETSECSPECIAL(rover->master->frontsector->special, 1) == 3
&& !(rover->master->flags & ML_BLOCKMONSTERS)))
return false;
if (rover->flags & FF_SWIMMABLE && GETSECSPECIAL(rover->master->frontsector->special, 1) == 3
&& !(rover->master->flags & ML_BLOCKMONSTERS)
&& ((rover->master->flags & ML_EFFECT3) || mo->z-mo->momz > topheight - FixedMul(16*FRACUNIT, mo->scale)))
// is solid from the sides
if (rover->master->flags & ML_EFFECT3)
return true;
if (mo->eflags & MFE_VERTICALFLIP)
{
topheight =
#ifdef ESLOPE
*rover->b_slope ? P_GetZAt(*rover->b_slope, mo->x, mo->y) :
#endif
*rover->bottomheight;
if (mo->z+mo->height-mo->momz < topheight + FixedMul(16*FRACUNIT, mo->scale))
return true;
return false;
}
topheight =
#ifdef ESLOPE
*rover->t_slope ? P_GetZAt(*rover->t_slope, mo->x, mo->y) :
#endif
*rover->topheight;
if (mo->z-mo->momz > topheight - FixedMul(16*FRACUNIT, mo->scale))
return true;
return false;
}