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Added a mechanism for blocks to detect dynamic state properties from surroundings

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This commit is contained in:
Dylan K. Taylor
2018-10-26 15:57:32 +01:00
parent b2201c8c59
commit 3af293f024
6 changed files with 63 additions and 37 deletions
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34
src/pocketmine/block/CobblestoneWall.php
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@ -31,6 +31,11 @@ class CobblestoneWall extends Transparent{
public const NONE_MOSSY_WALL = 0;
public const MOSSY_WALL = 1;
/** @var bool[] facing => dummy */
protected $connections = [];
/** @var bool */
protected $up = false;
public function getToolType() : int{
return BlockToolType::TYPE_PICKAXE;
}
@ -43,17 +48,32 @@ class CobblestoneWall extends Transparent{
return 2;
}
public function updateState() : void{
parent::updateState();
foreach(Facing::HORIZONTAL as $facing){
$block = $this->getSide($facing);
if($block instanceof static or $block instanceof FenceGate or ($block->isSolid() and !$block->isTransparent())){
$this->connections[$facing] = true;
}else{
unset($this->connections[$facing]);
}
}
$this->up = $this->getSide(Facing::UP)->getId() !== Block::AIR;
}
protected function recalculateBoundingBox() : ?AxisAlignedBB{
//walls don't have any special collision boxes like fences do
$north = $this->canConnect($this->getSide(Facing::NORTH));
$south = $this->canConnect($this->getSide(Facing::SOUTH));
$west = $this->canConnect($this->getSide(Facing::WEST));
$east = $this->canConnect($this->getSide(Facing::EAST));
$north = isset($this->connections[Facing::NORTH]);
$south = isset($this->connections[Facing::SOUTH]);
$west = isset($this->connections[Facing::WEST]);
$east = isset($this->connections[Facing::EAST]);
$inset = 0.25;
if(
$this->getSide(Facing::UP)->getId() === Block::AIR and //if there is a block on top, it stays as a post
!$this->up and //if there is a block on top, it stays as a post
(
($north and $south and !$west and !$east) or
(!$north and !$south and $west and $east)
@ -72,8 +92,4 @@ class CobblestoneWall extends Transparent{
1 - ($south ? 0 : $inset)
);
}
public function canConnect(Block $block){
return $block instanceof static or $block instanceof FenceGate or ($block->isSolid() and !$block->isTransparent());
}
}