if you're doing this with vertex painting and the material editor then you can use an if node to compare the two height maps. multiply the sand height map by the vert colour channel and where it's greater than the cobblestones height map use that, where lesser use the cobblestones height map. use the resulting blended…
Sorry damn work keeps getting in the way! ha. Doing some tests and kinda got what I wanted working, tried the IF node, didnt get that working, possibly inputting things wrong? Not sure. So the issue I am having with the first image is that although the sand is fully covering up the stone tiles when it is blending and its…