#Glare with Transparent Background

1 messages · Page 1 of 1 (latest)

peak crow
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Hi, im currently trying to export an Image with transparent bg and a glare node added to it. As you can see on the pic, the right one is what i got rendered and on the left is what i exported on to my desktop. Is it me that did something wrong or is it just not possible to export the glare node with transparent bg?

vague hull
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the glare node should be connected to the composite output

clear grove
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Are you rendering in a format that supports transparency?

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Moreover, are you sure that the format you've selected also has an alpha channel?

lapis spruce
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At this point you can just use the rgb image as an overlay and add it to the image below 😄

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Also try this. The invert node is unnecessary but at first I thought the white part would be used as alpha. Use RGBA and png or another format that supports alphas

peak crow
peak crow
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Even when i add the viewer node i can see that the glare is addet and its transparent but as soon as i Export it as png with rgba the glare is gone.

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In my Screenshot i just gave a cube a Emission shader, activated transparent in the render settings, went to the compositor and added the glare node to the comp and then just rendered it.

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I tried it in a fully new project because i thought it might be something that i messes up in the other project but it happened in the totally New one too where its just the cube with Emission and glare

peak crow
lapis spruce
peak crow
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Aight get ready then

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nope

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didnt work

lapis spruce
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If it doesnt you can also use the image as an luma mask in your video/ photo software

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or duplicate the cube and add a blur effect on it and add it back on to the image

peak crow
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This is how it looks right now

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i colored it green just to see if it was just the color

lapis spruce
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you need to use the set alpha

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at the moment you aren't

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plug the glare output into the alpha

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you dont need an invert node (because it did nothing) but you need the connection

peak crow
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but that looks weird af in the comp

lapis spruce
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use a color ramp to clamp it

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color ramp between glare and invert and move the white to the left. Set the mode to ease or smth else that linear

peak crow
lapis spruce
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save it as exr

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dwaa compression and float half

peak crow
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i opened it in photoshop and added a black layer behind it so see if it has glare

vague hull
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send me the .blend file @peak crow

lapis spruce
vague hull
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?

lapis spruce
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Might be because photoshop is stupid