使用带有两个嵌套循环的LaTeX动画和Tikz

\documentclass{beamer}
\usepackage{animate}
\usepackage{tikz}

\begin{document}
\begin{frame}
  \begin{center}
    \animategraphics[controls,loop,width=0.8\linewidth]{10}{animation_frame_}{0}{99}
  \end{center}
\end{frame}

\end{document}

\documentclass{beamer}
\usepackage{animate}
\usepackage{tikz}

\begin{document}
\begin{frame}
  \begin{center}
    \begin{animateinline}[controls,loop]{10}
      \multiframe{100}{i=0+1}{
        \begin{tikzpicture}
          \foreach \x in {1,...,\i} {
            \foreach \y in {1,...,\i} {
              \node[draw, circle, minimum size=0.5cm] at (\x,\y) {};
            }
          }
        \end{tikzpicture}
      }
    \end{animateinline}
  \end{center}
\end{frame}

\end{document}