Function zEntHangable_Update

src/SB/Game/zEntHangable.cpp:142–213

}

void zEntHangable_Update(zEntHangable* ent, xScene*, F32 dt)
{
    xVec3 sub;
    xVec3 unitHang;
    F32 dot;

    xMat3x3GetEuler((xMat3x3*)ent->model->Mat, &ent->frame->oldrot.axis);
    ent->frame->oldmat = *(xMat4x3*)(ent->model->Mat);

    if ((ent->enabled < 0) && (ent->enabled++, ent->enabled == 0))
    {
        ent->enabled = 1;
    }

    zEntHangable_UpdateFX(ent);

    if (!(ent->hangInfo->flags & 0x80000000))
    {
        ent->hangInfo->leverArm -= globals.player.ent.bound.cyl.r;
        ent->hangInfo->flags |= 0x80000000;
    }

    ent->grabTimer = 0.0f > ent->grabTimer - dt ? 0.0f : ent->grabTimer - dt;

    if (globals.player.HangEnt == ent)
    {
        return;
    }

    zEntHangable_FollowUpdate(ent);

    unitHang.x = 0.0f;
    unitHang.y = -ent->hangInfo->gravity;
    unitHang.z = 0.0f;

    xVec3Sub(&sub, &ent->endpos, &ent->pivot);
    xVec3Normalize(&sub, &sub);

    dot = xVec3Dot(&sub, &unitHang);
    unitHang.x = -((dot * sub.x) - unitHang.x);
    unitHang.y = -((dot * sub.y) - unitHang.y);
    unitHang.z = -((dot * sub.z) - unitHang.z);

    ent->vel.x = (unitHang.x * dt) + ent->vel.x;
    ent->vel.y = (unitHang.y * dt) + ent->vel.y;
    ent->vel.z = (unitHang.z * dt) + ent->vel.z;

    dot = xVec3Dot(&sub, &ent->vel);
    ent->vel.x = -((dot * sub.x) - ent->vel.x);
    ent->vel.y = -((dot * sub.y) - ent->vel.y);
    ent->vel.z = -((dot * sub.z) - ent->vel.z);

    xVec3SMul(&ent->vel, &ent->vel, 0.97f);

    if (xVec3Length2(&ent->vel) < 0.001f)
    {
        ent->vel.x = 0.0f;
        ent->vel.y = 0.0f;