Returns pixel fill-rate in mega pixels/second, or -1 if fill rate of the device is not known.

以百万像素/秒，返回显卡像素填充率，或-1，如果显卡是未知的填充率。

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Returns pixel fill-rate in mega pixels/second, or -1 if fill rate of the device is not known.

以百万像素/秒，返回显卡像素填充率，或-1，如果显卡是未知的填充率。

youdao