Function l_selection_numpoints

src/nhlsel.c:202–220

local numpoints = selection.numpoints(sel); */

/* local numpoints = selection.numpoints(sel); */
staticfn int
l_selection_numpoints(lua_State *L)
{
    struct selectionvar *sel = l_selection_check(L, 1);
    coordxy x, y;
    int ret = 0;
    NhRect rect = cg.zeroNhRect;

    selection_getbounds(sel, &rect);

    for (x = rect.lx; x <= rect.hx; x++)
        for (y = rect.ly; y <= rect.hy; y++)
            if (selection_getpoint(x, y, sel))
                ret++;

    lua_settop(L, 0);
    lua_pushinteger(L, ret);
    return 1;
}

/* local value = selection.get(sel, x, y); */
staticfn int