<div dir="ltr">Hey Sergey,<br><br>I guess we can add a spread angle parameter to lights? "hemisphere cone"</div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Sep 1, 2015 at 5:03 PM, Constantin Rahn <span dir="ltr"><<a href="mailto:conz@vrchannel.de" target="_blank">conz@vrchannel.de</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>
It's not possible with cycles, but it's available in Luxrender 1.4+ and<br>
an area light with "laser on".<br>
<a href="http://www.luxrender.net/forum/viewtopic.php?f=16&t=11572" rel="noreferrer" target="_blank">http://www.luxrender.net/forum/viewtopic.php?f=16&t=11572</a><br>
<br>
<a href="http://www.luxrender.net/forum/viewtopic.php?f=12&t=11533" rel="noreferrer" target="_blank">http://www.luxrender.net/forum/viewtopic.php?f=12&t=11533</a><br>
"- add constantinfinite, laser lights"<br>
<br>
Sorry for pointing to other FOS software in the cycles ML. ;)<br>
<span class=""><br>
<br>
Am 01.09.2015 um 16:51 schrieb Zauber Paracelsus:<br>
> The problem with that, however, is that the laser would be visible when<br>
> it is not passing through the mist as well.<br>
><br>
><br>
><br>
> On 09/01/2015 10:48 AM, Mohamed Sakr wrote:<br>
>> actually this is not possible with lights, your only solution is a<br>
>> cylinder object "acting as your laser light" , and put an emission<br>
>> node in the volume output "leave surface empty"<br>
>><br>
>> On Tue, Sep 1, 2015 at 4:42 PM, Zauber Paracelsus <<a href="mailto:zauber@gridmail.org">zauber@gridmail.org</a><br>
</span><span class="">>> <mailto:<a href="mailto:zauber@gridmail.org">zauber@gridmail.org</a>>> wrote:<br>
>><br>
>> Would it be possible to change the minimum angle width of a spotlight<br>
>> from one degree to zero? I was tinkering with a scene filled with<br>
>> mist,<br>
>> and wanted to create the effect of laser lights transmitting through<br>
>> mist, which would scatter their light and make the beam visible. The<br>
>> closest light I could think of that would produce the effect was a<br>
>> spotlight, but due to its minimum angle width of 1 degree, I am<br>
>> not sure<br>
>> if I can accomplish the effect.<br>
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>><br>
>><br>
>><br>
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