Brush painting with very low resolution

Hello, I was doing this course:
course

I get to a point where I was painting the door frame:

In the course, when he is painting with his brush, the paint is nice and smooth, but in mine its like painting with extremly low resolution. I dont know why, I have created the texture like in the course with 2048x resolution. Also you can notice the edges which I tried to highlight with a bit lighter colour. Everything is very bad with low resolution painting.

Here is my whole Blender screen:

Has anyone faced this situation before please?
I was trying to solve this for 2 days, google a lot, but im just getting stucked here.

Thank you

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It’s not the 2048px map, but your brush size or brush texture is too rough, probably by scaling the brush too much in.

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It is the UV Mapping itself. You aren’t showing the Mapping, but it’s one of 2 things most likely.

  1. The mapping of the bricks around the door are to small. Remember that the amount of resolution for each face is based on how much of the image that the face’s mapped onto the image. I hope that makes sense.

  2. Angle of faces on the UV Map. If the edges of a face cut thru pixels(Goes diagonally instead of straight up/down or left/right) it can cause bleed over from image’s base color. Thus creating a pixelated effect.

Based on the fact that you have this on all of the brick and not just in your dark stroke I’d say it’s number 1. Another possibility is the Falloff curve and/or jitter setting of the brush. I don’t think it’s that since the stone to the right of the door is much smoother and it appears to have been painted with similiar brush.

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Thank you for your answers they helped a lot.
Yes Dwayne it is as you said in number 1. I had too small mapping around the door. Its a separate UV map - doorframe.

So now when I have almost everything painted, can I still adjust/resize the UV maps somehow?
I have tried it, I was able to resize the UV maps, but the painting stayed untouched. The painting was not fransfered together with the UV maps.

So if this mistake happens, does a person need to start painting from scratch on new UV maps ?

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Yes.

  • If you increase the mesh by scaling it, or relocating, the image doesn’t match.
  • If you scale the image in Krita or so, 2048 px → 4096px it still looks pixelated.
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Thank you guys a lot for your help.
Now I have better understanding how I need to treat the UV maps :slight_smile:

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