How applayed transfer function texture based rendering ?

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Getting started with Volume Rendering using OpenGL[^]

What I have tried:

Hello everyone
in the link at the top the volume display at gray level I want to display it with color by the application of the transfer function but I do not know how I can do that I prefer if there is a method in the CPUs, without the use of shader(GPU)!
thank you.

Posted 23-Sep-20 13:54pm

Member 14772350

Updated 24-Sep-20 5:38am

v3

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Sandeep Mewara 24-Sep-20 3:07am

Can you please rephrase - your query is not clear. Where are you stuck?

Member 14772350 24-Sep-20 5:04am

thank you for your reply excuse me for my weak language, english is not my own language.
This link contains the code which I wanna add a modification:
https://www.codeproject.com/Articles/352270/Getting-started-with-Volume-Rendering
the volume as you see is in grayscale, i want to display it with color when i search i find that i should add transfer function, and i dont know how i can did it ?

VD-Flash 24-Sep-20 3:26am

Yes, we cannot help you with only this much of code and a small description. Please elaborate on the problem you have.😁

Member 14772350 24-Sep-20 5:16am

thank you for your reply excuse me for my weak english is not my own language.
This link contains the code which I wanna add a modification
https://www.codeproject.com/Articles/352270/Getting-started-with-Volume-Rendering
the volume as you see is in grayscale, i want to display it with color when i search i find that i should add transfer function, and i dont know how i can did it yet ?

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Richard MacCutchan · Accepted Answer · 2020-09-24T05:38:00

Solution 1

You should post the question in the forum at the end of the article, so the author can help you.

Posted 24-Sep-20 5:38am

Richard MacCutchan