Method HaveLOSToPos

src/SB/Game/zNPCTypeCommon.cpp:2545–2627

}

S32 zNPCCommon::HaveLOSToPos(xVec3* pos, F32 dist, xScene* xscn, xBase* tgt, xCollis* colCallers)
{
    S32 result;
    xRay3 ray = {};
    xVec3 mypos = {};

    xCollis* colrec;
    if (colCallers)
    {
        colrec = colCallers;
    }
    else
    {
        static xCollis localCollis = { k_HIT_0xF00 | k_HIT_CALC_HDNG };
        memset(&localCollis, 0, sizeof(localCollis));
        localCollis.flags = k_HIT_0xF00 | k_HIT_CALC_HDNG;

        colrec = &localCollis;
    }

    this->DBG_PStatCont(eNPCPerfEnable);
    this->DBG_PStatOn(eNPCPerfDisable);

    if (!this->GetVertPos(NPC_MDLVERT_LOSEYEBALL, &mypos))
    {
        xVec3Copy(&mypos, xEntGetCenter(this));
    }

    NPCC_xBoundAway(&this->bound);

    ray.min_t = 0.0f;
    ray.max_t = dist;
    xVec3Sub(&ray.dir, pos, &mypos);
    xVec3Normalize(&ray.dir, &ray.dir);
    xVec3Copy(&ray.origin, &mypos);
    ray.flags = XRAY3_USE_MIN | XRAY3_USE_MAX;
    xRayHitsScene(xscn, &ray, colrec);

    NPCC_xBoundBack(&this->bound);

    if (!(colrec->flags & k_HIT_IT))
    {
        result = 1;
    }
    else if (colrec->dist > dist)
    {
        result = 1;
    }
    else if (tgt && colrec->oid)
    {
        if (tgt->id == colrec->oid)
        {
            result = 1;
        }
        else
        {
            result = 0;
        }