  | | | Repeat edgecolour | Repeat edgecolour 2004-02-19 - By Arvid Björn
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Hey all, got an odd question for ya.
When you have a planar projection smaller than the object it's projecting at, the last pixel on the edge of the image is repeated indefinitely on the object in all four directions.
This doesn't show up in the render tho, the part of the surface outside the texture has the underlying constant shading visible instead so the texture is cut off where the image ends. I can't get the render to look like the OGL view, Is there something I can do to get this behaviour? I might have to resort to OGL capture :-) The texture is just white pre-animated text on constant black, and the stretch-effect gives me just the result I want.
This image should explain it: http://www.renderq.net/temp/stretch.gif
Please tell me there's a little switch somewhere ;-)
Cheers
/arvid
cg/3d-artist | palladiumfilm
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; charset=iso-8859 (See http://iso-8859.ora-code.com)-1"> <META content="MSHTML 6.00.2800.1400" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Hey all, got an odd question for ya.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>When you have a planar projection smaller than the </FONT></DIV> <DIV><FONT face=Arial size=2>object it's projecting at, the last pixel on the edge of</FONT></DIV> <DIV><FONT face=Arial size=2>the image is repeated indefinitely on the object in</FONT></DIV> <DIV><FONT face=Arial size=2>all four directions. </FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>This doesn't show up in the render tho,</FONT></DIV> <DIV><FONT face=Arial size=2>the part of the surface outside the texture has the</FONT></DIV> <DIV><FONT face=Arial size=2>underlying constant shading visible instead so the</FONT></DIV> <DIV><FONT face=Arial size=2>texture is cut off where the image ends.</FONT></DIV> <DIV><FONT face=Arial size=2>I can't get the render to look </FONT><FONT face=Arial size=2>like the OGL view,</FONT></DIV> <DIV><FONT face=Arial size=2>Is there something I can do </FONT><FONT face =Arial size=2>to get this behaviour? </FONT></DIV> <DIV><FONT face=Arial size=2>I might have to resort to </FONT><FONT face=Arial size=2>OGL capture :-)</FONT></DIV> <DIV><FONT face=Arial size=2>The texture is just white pre-animated text </FONT><FONT face=Arial size=2>on constant</FONT></DIV> <DIV><FONT face=Arial size=2>black, </FONT><FONT face=Arial size=2>and the stretch-effect gives me just the</FONT></DIV> <DIV><FONT face=Arial size=2>result I want.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>This image should explain it:</FONT></DIV> <DIV><FONT face=Arial size=2><A href="http://www.renderq.net/temp/stretch.gif">http://www.renderq.net/temp /stretch.gif</A></FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Please tell me there's a little switch somewhere ;-)</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Cheers</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>/arvid</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>cg/3d-artist | palladiumfilm</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV></BODY></HTML>
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