Function captureWebGLCanvases

components/download-card-button.tsx:55–69

(
  container: HTMLElement
)

}

function captureWebGLCanvases(
  container: HTMLElement
): Map<HTMLCanvasElement, string> {
  const captures = new Map<HTMLCanvasElement, string>();
  const canvases = container.querySelectorAll("canvas");

  for (const canvas of canvases) {
    const dataUrl = captureWebGLToImage(canvas);
    if (dataUrl) {
      captures.set(canvas, dataUrl);
    }
  }

  return captures;
}

export default function DownloadCardButton({
  targetId,