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Refactor PTR_SlideTraverse

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This commit is contained in:
MascaraSnake 2020-05-02 15:21:53 +02:00
parent a67c8786ae
commit 929064b998
1 changed files with 139 additions and 140 deletions
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65
src/p_map.c
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@ -3310,61 +3310,37 @@ static boolean P_IsClimbingValid(player_t *player, angle_t angle)
return false;
}
//
// PTR_SlideTraverse
//
static boolean PTR_SlideTraverse(intercept_t *in)
static boolean PTR_LineIsBlocking(line_t *li)
{
line_t *li;
I_Assert(in->isaline);
li = in->d.line;
// one-sided linedefs are always solid to sliding movement.
// one-sided linedef
if (!li->backsector)
{
if (P_PointOnLineSide(slidemo->x, slidemo->y, li))
return true; // don't hit the back side
goto isblocking;
}
return !P_PointOnLineSide(slidemo->x, slidemo->y, li);
if (!(slidemo->flags & MF_MISSILE))
{
if (li->flags & ML_IMPASSIBLE)
goto isblocking;
return true;
if ((slidemo->flags & (MF_ENEMY|MF_BOSS)) && li->flags & ML_BLOCKMONSTERS)
goto isblocking;
return true;
}
// set openrange, opentop, openbottom
P_LineOpening(li, slidemo);
if (openrange < slidemo->height)
goto isblocking; // doesn't fit
return true; // doesn't fit
if (opentop - slidemo->z < slidemo->height)
goto isblocking; // mobj is too high
return true; // mobj is too high
if (openbottom - slidemo->z > FixedMul(MAXSTEPMOVE, slidemo->scale))
goto isblocking; // too big a step up
return true; // too big a step up
// this line doesn't block movement
return true;
// the line does block movement,
// see if it is closer than best so far
isblocking:
if (li->polyobj && slidemo->player)
{
if ((li->polyobj->lines[0]->backsector->flags & SF_TRIGGERSPECIAL_TOUCH) && !(li->polyobj->flags & POF_NOSPECIALS))
P_ProcessSpecialSector(slidemo->player, slidemo->subsector->sector, li->polyobj->lines[0]->backsector);
return false;
}
if (slidemo->player && (slidemo->player->pflags & PF_GLIDING || slidemo->player->climbing)
&& slidemo->player->charability == CA_GLIDEANDCLIMB)
static void PTR_GlideClimbTraverse(line_t *li)
{
line_t *checkline = li;
sector_t *checksector;
@ -3467,6 +3443,29 @@ isblocking:
}
}
static boolean PTR_SlideTraverse(intercept_t *in)
{
line_t *li;
I_Assert(in->isaline);
li = in->d.line;
if (!PTR_LineIsBlocking(li))
return true;
// the line blocks movement,
// see if it is closer than best so far
if (li->polyobj && slidemo->player)
{
if ((li->polyobj->lines[0]->backsector->flags & SF_TRIGGERSPECIAL_TOUCH) && !(li->polyobj->flags & POF_NOSPECIALS))
P_ProcessSpecialSector(slidemo->player, slidemo->subsector->sector, li->polyobj->lines[0]->backsector);
}
if (slidemo->player && slidemo->player->charability == CA_GLIDEANDCLIMB
&& (slidemo->player->pflags & PF_GLIDING || slidemo->player->climbing))
PTR_GlideClimbTraverse(li);
if (in->frac < bestslidefrac && (!slidemo->player || !slidemo->player->climbing))
{
secondslidefrac = bestslidefrac;