Inner part of honey or slime blocks does not render from certain angles

Confirmed in 20w18a. Especially noticeable when changing POV while up against it.

Confirmed for 20w21a.

can reproduce in 1.16 Pre-release 8

Can reproduce in 1.16.1

Can reproduce in 1.16.2 Pre-1.

Also happens with any custom models added with datapacks/resourcepacks or mods that uses the translucent render type and has an inner part. The problem seems to go away momentairly if you place a block near the affected one.

Can confirm in 20w49a.

Can confirm in 20w51a.

Can confirm in 21w03a.

Can confirm in 21w06a.

Can confirm in 21w11a.

Can confirm in 21w13a.

Can confirm in 21w14a.

Can confirm in 21w15a.

Can confirm in 21w18a. I have not seen it in 1st-person mode before

Can confirm in 1.17 full release

Can confirm in 1.17.1.

Can confirm in 21w40a.

Can confirm in 21w42a. Here are some extra details regarding this problem.

The Bug:

The inner cubes of honey and slimes blocks sometimes do not render from certain angles.

Steps to Reproduce:

• Place down a honey or slime block.

• Constantly look at it from different angles and as you do this, pay close attention to the inner cube inside the block.

• Take note as to whether or not the inner cubes of honey and slimes blocks sometimes do not render from certain angles.

Observed Behavior:

The inner cubes of honey and slimes blocks sometimes do not render from certain angles.

Expected Behavior:

The inner cubes of honey and slimes blocks would always render regardless of the angle you view them from.

Can confirm in 1.18.

Can confirm in 1.18.1.

Can confirm in 1.18.2.