Questions tagged [volume-rendering]

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volume raymarching - aligning sample coords with the 3d texture

I'm implementing a volume raymarcher and the unlit basic version seems to be working fine. This article helped a ton grokking the view-to-volume-space transform: http://www.lebarba.com However, it ...
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2answers
70 views

How to handle different data types (uint8, uint16, float) in Volume Datasets?

So I've written a personal volume renderer which currently visualizes datasets (CT-Scans mostly) that have a .raw extension and the values are in the range ...
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25 views

Problems on rendering CT Scan image using volumetric raycasting

I am trying to render an image of the head CT Scan by volumetric raycasting. I have the below image as a reference taken from this webpage. However my images aren't as good quality as the reference ...
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50 views

Pixelated /aliased /blurry edges in volumetric rendering

I have been trying to implement a simple GPU based volumetric renderer, somewhat similar to described here. I conceptually understand most of the stuff, and implemented some code, but my results are ...
1
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1answer
208 views

Volume Rendering - Dataset not rendered correctly

So Im trying to implement a Volume Renderer mainly for medical images like CT-scans and MRI images using GPU raymarching. I'm using the book "Real Time Volume Graphics" and this tutorial as a refernce....