Why is Bitmap.SetPixel too slow?

Question

Computer screen is always being redrawn and it makes no problem.

So, why is Bitmap.SetPixel too slow?

Is there a way to make as fast as computer redraws screen?

Answer 1

what do you mean ? the time for implementing this method is less than one milliseconds

Answer 2

refer to:
C# Image Processing Performance - Unsafe vs. Safe code, Part I
C# Image Processing Performance - Unsafe vs. Safe code, Part II
SetPixel is too slow. Is there a faster way to draw to bitmap?

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Answer 3

I found solution, use value types, pointers, unsafe code to increase performance.

I have my code that works many times better than Set.Pixel method, but i would not share the code.

Answer 4

If anyone need access  gdi+ by unsafe code. Please cick here: Unsafe GDI+ Search.

There are over hundreds post which talking about this topic.

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在現實生活中，你和誰在一起的確很重要，甚至能改變你的成長軌跡，決定你的人生成敗。 和什麼樣的人在一起，就會有什麼樣的人生。 和勤奮的人在一起，你不會懶惰； 和積極的人在一起，你不會消沈； 與智者同行，你會不同凡響； 與高人為伍，你能登上巔峰。