<story><title>Show HN: A raycaster that renders to random dot stereogram (like Magic Eye)</title><url>https://github.com/ammonb/stereogram-raycaster</url></story><parent_chain><item><author>strenholme</author><text>OK, is it just me or does the stereogram render backwards: The more distant stuff (the skyline) looks closer, while the floor and walls looks more distant? I cross my eyes to see these because I can’t do the “focus on the horizon” trick.&lt;p&gt;Perhaps have a mode where the close&amp;#x2F;far stuff is swapped so it looks right to those of us who cross our eyes to see these.</text></item></parent_chain><comment><author>jeffwass</author><text>What always annoyed me is why they devised these to &lt;i&gt;diverge&lt;/i&gt; your eyes and not cross them.&lt;p&gt;Crossing your eyes is much more natural, and you can easily do it by looking at something close to your face.&lt;p&gt;Diverging is much harder, at least for me and most other people I’ve talked to.&lt;p&gt;So I can see these by crossing my eyes but everything is inverted.  It comes out as a front layer with stuff cut out of it and behind.</text></comment>
<story><title>Show HN: A raycaster that renders to random dot stereogram (like Magic Eye)</title><url>https://github.com/ammonb/stereogram-raycaster</url></story><parent_chain><item><author>strenholme</author><text>OK, is it just me or does the stereogram render backwards: The more distant stuff (the skyline) looks closer, while the floor and walls looks more distant? I cross my eyes to see these because I can’t do the “focus on the horizon” trick.&lt;p&gt;Perhaps have a mode where the close&amp;#x2F;far stuff is swapped so it looks right to those of us who cross our eyes to see these.</text></item></parent_chain><comment><author>sigspec</author><text>If I cross my eyes I see it the way you describe. If I relax my eyes it goes the other way I see it correctly. It took me a while to figure out how to do this as a kid. Almost like putting my eyes into a far off daydream state.</text></comment>