// 背景图加载检测
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(function() {
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const backgroundContainer = document.getElementById('backgroundContainer');
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// 提取背景图片URL
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let bgImageUrl = window.getComputedStyle(backgroundContainer).backgroundImage;
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const urlMatch = bgImageUrl && bgImageUrl.match(/url\(["']?(.*?)["']?\)/);
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if (!urlMatch || !urlMatch[1]) {
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console.warn('未提取到有效的背景图片URL');
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return;
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}
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bgImageUrl = urlMatch[1];
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const bgImage = new Image();
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bgImage.onerror = function() {
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console.error('背景图片加载失败:', bgImageUrl);
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};
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// 加载成功显示模型加载
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bgImage.onload = function() {
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modelLoading.style.display = 'flex';
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};
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bgImage.src = bgImageUrl;
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})();
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