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@@ -96901,7 +96901,13 @@ ENDSEC
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this.canvas.width = img.width;
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this.canvas.height = img.height;
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this.context.drawImage(img, 0, 0);
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- let data = this.context.getImageData(0, 0, img.width , img.height ).data; //getImageData 1px时 ： pc chrome 耗时0.01毫秒左右（排除第一次的50） , 但firefox: 4。但换贴图之后就多达5甚至几十
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+ let o = this.context.getImageData(0, 0, img.width , img.height );
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+ let data = o && o.data; //getImageData 1px时 ： pc chrome 耗时0.01毫秒左右（排除第一次的50） , 但firefox: 4。但换贴图之后就多达5甚至几十
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+ if(!data){
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+ console.error('getImageData 得不到？！why！');
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+ return false
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+ }
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+
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//console.log('changeImg',pano.id )
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//this.img = img
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@@ -98665,7 +98671,7 @@ ENDSEC
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this.depthSampler.updateNearPanos(panos);
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let maxWaitDur = browser.isMobile() ? 30 : 60;
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- let changeCount = 0, maxChangeTex = browser.isMobile() ? 2 : 4, getCount = 0;
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+ let changeCount = 0, maxChangeTex = browser.isMobile() ? 1 : 4, getCount = 0;
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let changeTexCount = ()=>{
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changeCount ++;
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};
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xzw