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Add proper boxes structure to minecraft:collision_box (1.21.130) #164

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Add proper boxes structure to minecraft:collision_box (1.21.130) #164

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e60da64
Add proper `boxes` structure to minecraft:collision_box for Bedrock 1…
ahnsunggwan45 Dec 11, 2025
f34d711
CollissionBoxComponent: Fix formatting
unickorn Dec 22, 2025
25c0eb4
CollissionBoxComponent: Fix formatting for correct format
unickorn Dec 22, 2025
73936d2
oh my god...
unickorn Dec 22, 2025
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29 changes: 25 additions & 4 deletions src/block/component/CollisionBoxComponent.php
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Original file line number Diff line number Diff line change
Expand Up @@ -14,9 +14,12 @@ class CollisionBoxComponent implements BlockComponent {
private Vector3 $size;

/**
* Defines the area of the block that collides with entities. If set to true, default values are used. If set to false, the block's collision with entities is disabled. If this component is omitted, default values are used.
* @param Vector3 $origin Minimal position of the bounds of the collision box. "origin" is specified as [x, y, z] and must be in the range (-8, 0, -8) to (8, 16, 8), inclusive.
* @param Vector3 $size Size of each side of the collision box. Size is specified as [x, y, z]. "origin" + "size" must be in the range (-8, 0, -8) to (8, 16, 8), inclusive.
* Defines the area of the block that collides with entities. If set to true, default values are used. If set to
* false, the block's collision with entities is disabled. If this component is omitted, default values are used.
* @param Vector3 $origin Minimal position of the bounds of the collision box. "origin" is specified as [x, y, z]
* and must be in the range (-8, 0, -8) to (8, 16, 8), inclusive.
* @param Vector3 $size Size of each side of the collision box. Size is specified as [x, y, z]. "origin" + "size"
* must be in the range (-8, 0, -8) to (8, 16, 8), inclusive.
* @param bool $useCollisionBox If collision should be enabled, default is set to `true`.
*/
public function __construct(bool $useCollisionBox = true, Vector3 $origin = new Vector3(-8.0, 0.0, -8.0), Vector3 $size = new Vector3(16.0, 16.0, 16.0)) {
Expand All @@ -30,6 +33,23 @@ public function getName(): string {
}

public function getValue(): CompoundTag {

$minX = max(0, $this->origin->getX() + 8);
$minY = max(0, $this->origin->getY());
$minZ = max(0, $this->origin->getZ() + 8);

$maxX = min(16, $minX + $this->size->getX());
$maxY = min(16, $minY + $this->size->getY());
$maxZ = min(16, $minZ + $this->size->getZ());

$box = CompoundTag::create()
->setFloat("minX", $minX)
->setFloat("minY", $minY)
->setFloat("minZ", $minZ)
->setFloat("maxX", $maxX)
->setFloat("maxY", $maxY)
->setFloat("maxZ", $maxZ);
$boxes = new ListTag([$box]);
return CompoundTag::create()
->setByte("enabled", $this->useCollisionBox ? 1 : 0)
->setTag("origin", new ListTag([
Expand All @@ -41,6 +61,7 @@ public function getValue(): CompoundTag {
new FloatTag($this->size->getX()),
new FloatTag($this->size->getY()),
new FloatTag($this->size->getZ())
]));
]))
->setTag("boxes", $boxes);
}
}