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Why is memcpy performance from heap to shared memory so poor?

Understanding the Poor Performance of memcpy from Heap to Shared Memory When dealing with inter process communication IPC in programming developers often rely o

2 min read 29-09-2024 54
Why is memcpy performance from heap to shared memory so poor?
Why is memcpy performance from heap to shared memory so poor?

Why does memcpy result in an unexpected value?

Understanding Why memcpy Can Result in Unexpected Values When working with memory management in C or C the memcpy function is a common tool used to copy blocks

2 min read 17-09-2024 113
Why does memcpy result in an unexpected value?
Why does memcpy result in an unexpected value?

glMapBufferRange() is slow and memcpy() of the mapped data is also slow on Android

Why gl Map Buffer Range and memcpy are Slow on Android Devices A Deep Dive When working with graphics on Android devices using Pixel Buffer Objects PBOs is ofte

2 min read 06-09-2024 68
glMapBufferRange() is slow and memcpy() of the mapped data is also slow on Android
glMapBufferRange() is slow and memcpy() of the mapped data is also slow on Android

Efficient way of copying between std::complex vector and Intel IPP complex array

Boosting Performance Efficiently Copying Between std complex Vectors and Intel IPP Complex Arrays When working with complex numbers in performance critical appl

2 min read 04-09-2024 65
Efficient way of copying between std::complex vector and Intel IPP complex array
Efficient way of copying between std::complex vector and Intel IPP complex array