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不够优化啊 #3

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foxmale007 opened this issue Jun 8, 2023 · 2 comments
Open

不够优化啊 #3

foxmale007 opened this issue Jun 8, 2023 · 2 comments

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@foxmale007
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可以做3个优化：
1）将全部字体数据一次读取到内存里，然后在内存里用stream去查找
2）循环里去创建 framebuf.FrameBuffer(bytearray(byte_data), font_size, font_size, framebuf.MONO_HLSB)非常慢，将FrameBuffer和字体缓冲提取到对象属性里，避免每显示一个字符都创建一次FrameBuffer
3）然后在get_bitmap时直接readinto到FrameBuffer的缓冲区
@foxmale007
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忘了提醒2的代码是自己改过的，用于单色屏，在低速的micropython设备上改进后发现提速明显

@AntonVanke
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AntonVanke commented Jun 11, 2023 •
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🤣 下次尝试一下
不过一次读取8266不够啊

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@foxmale007 @AntonVanke