Re: [Algorithms] Efficient Voxel Interpolation / Splatting

[Manuel M. <m.m...@wa...>]

Hi Stefan,

> 1. Find the nearest pixel to a voxel and assign the color of the pixel to
> the voxel (nearest Neighbor)
> 2. Find the n-nearest pixels to a voxel and weight the color-contribution
> of these pixels inverse linearly with the distance of the pixels to the
> voxel 3. Find the nearest pixels within a pre-defined distance to the
> voxel and weight the color-contribution of these pixels inverse linearly
> with the distance to the voxel

Have you considered just using a 3D DDA which traces each 2d image through the 
voxel grid? This might be more efficient, although it will require a larger 
working set (because it involves collection of a number of contributing pixels 
and filtering them as a post-process).

cheers,

  Manuel