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MCPE-229935

Minecart can cross almost every block when it has speed on a slanted Powered Rail, except for Hoppers and Cauldrons

Steps to Reproduce:

  1. Create a world

  2. Create such structures same as my following pictures in attachments

  3. Place a minecart on the start of the rail which is near the pull rod on the left of the pictures.

  4. See whether the minecart can cross the quartz block/hopper/cauldron or not.

  5. You are expected to see that it can straightly cross the quartz block, but it can’t cross the hopper or the cauldron.

I don’t know the meaning to differ hopper or cauldron from any other blocks. Almost every block, such as stonecutter, enchanting table, and so on, can allow minecart to cross itself.

It actually greatly limit the growth of the storage redstone circuit that minecart can not cross hopper on the powered rail.

And if you practice this in the latest version of Java Edition, you will see that minecart can cross hopper, which is a fundamental basis of their 16gt single width multiple item storage technology. Because of this bug, in BE, you will never be able to achieve what can be achieved in Java Edition. We can not design our 16gt single width mis simply because of this simple bug that hopper_minecart can not cross hopper.

Attachments

Comments 3

This is how hopper_minecart cross the hopper in the latest version of Java Edition.Thanks a lot to 星云.We want you to bring the same hopper_minecart behavior to Bedrock Edition in order to show that the two editions are equal. Thanks a lot.

In Bedrock Edition, when a minecart is on a rail, its block collision box slides parallel to the track one block above it (shown in orange in the image), while the red area represents the minecart's actual hitbox.

1772432539428.gif

Image 1 shows how a minecart can pass

through regular blocks. When entering the inclined rail, the block collision box enters the block's space, allowing it to pass through freely.

1772432534663.gif

Image 2 demonstrates why hoppers, cauldrons, and trapdoors cause minecarts to get stuck. When entering the inclined rail, the minecart's block collision判定 does not enter the block's space, causing it to collide with the block.

This behavior is significantly different from the Java Edition.

Additionally, trapdoors are 0.1825 thick and hoppers are 0.125 thick. Since a minecart at top speed moves at 0.4 b/gt, it is possible to pass through them at specific positions due to discrete movement.

zq

(Unassigned)

1505851

Confirmed

Multiple

1.21.130.22 Preview, 1.21.114 Hotfix

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