6

You don't have to use nodes. You can setup a material in the material properties without ever entering in the node editor. For simple PBR setups it's easily doable. Click on the colored dot on the left of the field, and choose "Image Texture" and select your image.


4

The simplest painting set up is like this - no "learning nodes" needed, just plug your image texture into the default Principled BSDF shader and paint on it. Save the image in the Image Editor to disk and open it back up with your favorite external painter software and carry on with the fun part, and you can save it and reload in Blender to preview ...


4

Your question actually has two parts. How one can override the operator, and how one can set the number of colors in the palette. I'll answer the override part after that, but I'm afraid you cannot set a number of colors in the palette in the manner you're looking for, at least not using this operator. You'll need to override the operator area. TLDR : import ...


3

Go to Brush and select Scene as the Radius Unit.


3

Shader nodes exist because that is how you describe materials to Blender so it knows what colors to use. They're simple enough to use, and Blender has already added nodes for geometry and it working on nodes for animation, so they're becoming prevalent. There is not an add-on that would do away with nodes; although there are a few that are designed to make ...


2

This feature is "Stabilize Stroke" In texture paint, I went to "Stroke" and unchecked, "Stabilize Stroke" to turn it off.


2

Your normals are inverted, go in Edit mode, select all and press ShiftN


1

Your paint should be black&white ... ... and used as Factor for mixing shaders. Or you can create new texture with Alpha zero and paint directly by color ... ... and use Alpha channel as Factor for mixing shaders.


1

You need to understand that when you are texture painting, you are actually painting on the image and since you are modifying the image, it's going to appear in every object that you use that image on : And it will be like this even if you use different materials for the objects. If you want to get around this, you need to make a copy of the image for each ...


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