Skip to content

doc print VkMat content #6290

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 2 commits into
base: master
Choose a base branch
from
Open

doc print VkMat content #6290

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
2a72dc8
Update Home.md
nihui Aug 29, 2025
5de2ae9
Refactor pretty_print to handle VkMat without packing
nihui Aug 29, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
17 changes: 17 additions & 0 deletions docs/Home.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,23 @@ void pretty_print(const ncnn::Mat& m)
}
```

### print VkMat content
```cpp
void pretty_print(const ncnn::VkMat& m, VkCompute& cmd, const Option& opt)
{
Option opt_unpack = opt;
opt_unpack.use_packing_layout = false;

ncnn::Mat m_cpu;
cmd.record_download(m, m_cpu, opt_unpack);
cmd.submit_and_wait();
cmd.reset();

// print Mat content
pretty_print(m_cpu);
}
```

### visualize Mat content
```cpp
void visualize(const char* title, const ncnn::Mat& m)
Expand Down