https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148118#M11926 After many efforts, the problem is with the values of ri and ro.<BR /> Whith ri 0,45 and ro 0,90 there is problem.<BR /> Whith ri 0,45 and ro 0,80 there is problem<BR /> Whith ri 0,45 and ro 0,75 <B>no problem</B>.<BR /> See the example.<BR /> Better when ri=ro.<BR /> Anyway thanks Dwight! Wed, 02 Dec 2009 18:32:07 GMT Anonymous 2009-12-02T18:32:07Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148108#M11916 <DIV class="actalk-migrated-content"><T>Can someone explain to me why the spotlamp wall 12 give this square result in lightworks? Dear Dwight? Many thanks for an other time!</T></DIV><BR /><IMG src="http://community.graphisoft.com/t5/image/serverpage/image-id/72298i21BE29BF320997B9/image-size/large?v=v2&amp;px=999" border="0" alt="cube and spot LW.jpg" title="cube and spot LW.jpg" /> Thu, 11 May 2023 12:23:30 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148108#M11916 Anonymous 2023-05-11T12:23:30Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148109#M11917 Perhaps you could post a diagram of the light configuration in this model. Tue, 01 Dec 2009 18:19:17 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148109#M11917 Dwight 2009-12-01T18:19:17Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148110#M11918 Also, the actual size of that room and the settings for the lamp itself. Tue, 01 Dec 2009 18:21:03 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148110#M11918 Dwight 2009-12-01T18:21:03Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148111#M11919 As soon as possible, because at this moment i have not the file. For the story with internal engine and the same configuration everythink it's OK. The trace is circle. Tue, 01 Dec 2009 19:05:28 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148111#M11919 Anonymous 2009-12-01T19:05:28Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148112#M11920 Just to speculate:<BR /> <BR /> the spotlight is obsolete. <BR /> If you bought my book, you'd know this. On sale now.<BR /> <BR /> Use the lightcone instead.... Tue, 01 Dec 2009 19:08:07 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148112#M11920 Dwight 2009-12-01T19:08:07Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148113#M11921 The dimensions of the room....<BR /><IMG src="https://community.graphisoft.com/t5/image/serverpage/image-id/13028iF381CD55A9C05DBB/image-size/large?v=v2&amp;px=999" border="0" alt="3D.jpg" title="3D.jpg" /> Wed, 02 Dec 2009 08:22:42 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148113#M11921 Anonymous 2009-12-02T08:22:42Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148114#M11922 and spot parameters. Thanks Dwight! Wed, 02 Dec 2009 08:27:00 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148114#M11922 Anonymous 2009-12-02T08:27:00Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148115#M11923 CAN'T READ IT. Wed, 02 Dec 2009 12:24:38 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148115#M11923 Dwight 2009-12-02T12:24:38Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148116#M11924 I am sorry! Wed, 02 Dec 2009 17:04:55 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148116#M11924 Anonymous 2009-12-02T17:04:55Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148117#M11925 increase 'r' value to at least .100 Wed, 02 Dec 2009 17:34:35 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148117#M11925 Dwight 2009-12-02T17:34:35Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148118#M11926 After many efforts, the problem is with the values of ri and ro.<BR /> Whith ri 0,45 and ro 0,90 there is problem.<BR /> Whith ri 0,45 and ro 0,80 there is problem<BR /> Whith ri 0,45 and ro 0,75 <B>no problem</B>.<BR /> See the example.<BR /> Better when ri=ro.<BR /> Anyway thanks Dwight! Wed, 02 Dec 2009 18:32:07 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148118#M11926 Anonymous 2009-12-02T18:32:07Z https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148119#M11927 ri = ro<BR /> The circle is fine.<BR /><IMG src="https://community.graphisoft.com/t5/image/serverpage/image-id/13027i85A429DF3A6B3392/image-size/large?v=v2&amp;px=999" border="0" alt="cube3.jpg" title="cube3.jpg" /> Wed, 02 Dec 2009 18:33:41 GMT https://community.graphisoft.com/t5/Visualization/Spotlamp-wall-and-LightWorks/m-p/148119#M11927 Anonymous 2009-12-02T18:33:41Z