This bug report is a parity issue with Java.
Summary:
In the Java version of the Big dripleaf it is not a complete block, but in the bedrock version it is a complete block.
Steps to reproduce:
Place big dripleaf.
Take a look at the big dripleaf hitbox.
Observed results:
The hitbox is a complete block.
Expected results:
The hitbox will be the same as in the Java version (that is, worked out in detail).
Image:
Bedrock
Java
[media]
affects 1.17.10.21