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Use Cases for Pointers

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The lesson explains that pointers exist in C# primarily for interoperability with C/C++ code and Windows kernel APIs, and that direct memory manipulation is worth the risks. We include a preview benchmark comparing getPixel and setPixel method calls against a byte pointer for bitmap manipulation, showing the dramatic overhead of repeated method calls.

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Previous Module Disposing and Finalizing Objects
This Module Pointers in C#
Unsafe Pointers in C#
Unsafe Pointers in C#
Declaring Pointers with the Fixed Keyword
Declaring Pointers with the Fixed Keyword
Use Cases for Pointers
Use Cases for Pointers
Example: Convert Image to Grayscale (part 1)
Example: Convert Image to Grayscale (part 1)
Example: Convert Image to Grayscale (part 2)
Example: Convert Image to Grayscale (part 2)
Demo: Benchmarking Pointers
Demo: Benchmarking Pointers
Next Module Advanced Performance Optimizations