clickwarp

void clickWarp()
{
    traceLastFunc("clickWarp()");

    if (!g_iCursorEnabled) return;
    if (gta_menu_active()) return;
    if ( cheat_state->state == CHEAT_STATE_VEHICLE ) return;


    POINT cursor_pos;
    if (GetCursorPos(&cursor_pos) && ScreenToClient(pPresentParam.hDeviceWindow, &cursor_pos))
    {
        D3DXVECTOR3 poss, screenposs;
        float pos[3];
        char buf[256];

        CVehicle *pCVehicleTeleport = NULL;
        screenposs.x = (float)cursor_pos.x;
        screenposs.y = (float)cursor_pos.y;
        screenposs.z = 700.0f;

        CalcWorldCoors(&screenposs, &poss);

        CVector vecTarget(poss.x, poss.y, poss.z);

        // setup variables
        CVector             vecOrigin, vecGroundPos;
        CColPoint           *pCollision = NULL;
        CEntitySAInterface  *pCollisionEntity = NULL;

        // origin = our camera
        vecOrigin = *pGame->GetCamera()->GetCam(pGame->GetCamera()->GetActiveCam())->GetSource();

        // check for collision
        bool bCollision = GTAfunc_ProcessLineOfSight( &vecOrigin, &vecTarget, &pCollision, &pCollisionEntity,
            1, 1, 0, 1, 1, 0, 0, 0 );

        if (bCollision && pCollision)
        {
            // calculate position to check for ground
            vecGroundPos = *pCollision->GetPosition();
            vecGroundPos = vecGroundPos - (*pCollision->GetNormal() * 0.5f);

            // get ground position from collision position
            if (pPedSelf->GetAreaCode() == 0)
            {
                vecGroundPos.fZ = pGameInterface->GetWorld()->FindGroundZForPosition(vecGroundPos.fX, vecGroundPos.fY);
            }
            else
            {
                CVector vecGroundPosSlightlyAbove = vecGroundPos;
                vecGroundPosSlightlyAbove.fZ += 1.0f;
                vecGroundPos.fZ = pGameInterface->GetWorld()->FindGroundZFor3DPosition(&vecGroundPosSlightlyAbove);
            }

            // setup some stuff for vehicle jumper
            if (pCollisionEntity && pCollisionEntity->nType == ENTITY_TYPE_VEHICLE)
            {
                pCVehicleTeleport = pGameInterface->GetPools()->GetVehicle((DWORD *)pCollisionEntity);
                if (pCVehicleTeleport)
                {
                    const struct vehicle_entry *vehicleEntry = gta_vehicle_get_by_id(pCVehicleTeleport->GetModelIndex());
                    if (vehicleEntry != NULL)
                    {
                        sprintf(buf, "Warp to %s", vehicleEntry->name);
                    }
                }
                else
                {
                    sprintf(buf, "Distance %0.2f", vect3_dist(&vecOrigin.fX, &vecGroundPos.fX));
                }
            }
            // setup some stuff for normal warp
            else
            {
                sprintf(buf, "Distance %0.2f", vect3_dist(&vecOrigin.fX, &vecGroundPos.fX));
            }

            // destroy the collision object
            pCollision->Destroy();
        }
        else
        {
            iClickWarpEnabled = 0; // force disable, prevents clicks
            //toggleSAMPCursor(0);
            return;
        }
... a lot of more code. ClickWarp default function.