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Drop Shadows causing the background color to be darker

dwarrior

New Member
I put a drop shadow on some letters and it is making the background behind it darker. Is there a way to remedy this? I am using Flexi 22 Build number 4084 and a HP Latex 560. The vinyl is Oracale 3850 translucent.
 

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Solventinkjet

DIY Printer Fixing Guide
My first thought is a rendering intent mismatch. Drop shadows are raster effects. Your RIP usually defaults to render raster and vector objects using different methods. But when a raster effect with transparency is used on top of a vector object, the RIP renders the raster effect and vector object using different methods and because their is a transparency, it overlaps the methods and creates problems like this.

You should be able to fix the problem by making your bitmap and vector rendering intents the same setting in the RIP or by rasterizing the entire image before RIPing.
 

Boudica

Back to "educational purposes"
Isn't that the purpose of a drop shadow? ...to make the background behind it darker?

What kind of file are you pulling in, and are you enlarging it in the RIP? Whenever I have weird things happening with gradients and dropshadows, (if possible) I'll enlarge it to the actual size, and flatten it then pull it into the RIP
 

dwarrior

New Member
Isn't that the purpose of a drop shadow? ...to make the background behind it darker?

What kind of file are you pulling in, and are you enlarging it in the RIP? Whenever I have weird things happening with gradients and dropshadows, (if possible) I'll enlarge it to the actual size, and flatten it then pull it into the RIP
This puts a darker square around the letters instead of just having it be behind the letters.
 

signheremd

New Member
You get color problems like this sometimes when you design in CMYK but add a RGB element - with the items joined/grouped - the rip software sometimes has issue with interpreting the colors as the same. check to see what Color Modes you are using and , if possible, try to be sure you have the color in one mode or the other.
 

dwarrior

New Member
You get color problems like this sometimes when you design in CMYK but add a RGB element - with the items joined/grouped - the rip software sometimes has issue with interpreting the colors as the same. check to see what Color Modes you are using and , if possible, try to be sure you have the color in one mode or the other.
That may have been my problem. I converted the background to CMYK and it worked. Thank you.
 

buzwhitesigns

New Member
My first thought is a rendering intent mismatch. Drop shadows are raster effects. Your RIP usually defaults to render raster and vector objects using different methods. But when a raster effect with transparency is used on top of a vector object, the RIP renders the raster effect and vector object using different methods and because their is a transparency, it overlaps the methods and creates problems like this.

You should be able to fix the problem by making your bitmap and vector rendering intents the same setting in the RIP or by rasterizing the entire image before RIPing.
Great information! I was looking for a solution to this very problem.
 
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