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World: extract some blocks of logic from tickChunks() into their own methods

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the amount of nested loops, cx/dx/chunkx/etc clusterfuck in this code makes it very difficult to work with...
This commit is contained in:
Dylan K. Taylor 2021-05-17 20:50:46 +01:00
parent 10391be615
commit bab76f4a6e
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GPG Key ID: 8927471A91CAFD3D
1 changed files with 61 additions and 48 deletions
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109
src/world/World.php
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@ -993,54 +993,7 @@ class World implements ChunkManager{
$dx = mt_rand(-$randRange, $randRange);
$dz = mt_rand(-$randRange, $randRange);
$hash = World::chunkHash($dx + $chunkX, $dz + $chunkZ);
if(!isset($chunkTickList[$hash]) and isset($this->chunks[$hash])){
if(
!$this->chunks[$hash]->isPopulated() ||
$this->isChunkLocked($dx + $chunkX, $dz + $chunkZ)
){
continue;
}
//TODO: this might need to be checked after adjacent chunks are loaded in future
$lightPopulatedState = $this->chunks[$hash]->isLightPopulated();
if($lightPopulatedState !== true){
if($lightPopulatedState === false){
$this->chunks[$hash]->setLightPopulated(null);
$this->workerPool->submitTask(new LightPopulationTask(
$this->chunks[$hash],
function(array $blockLight, array $skyLight, array $heightMap) use ($dx, $chunkX, $dz, $chunkZ) : void{
/**
* TODO: phpstan can't infer these types yet :(
* @phpstan-var array<int, LightArray> $blockLight
* @phpstan-var array<int, LightArray> $skyLight
* @phpstan-var array<int, int> $heightMap
*/
if($this->closed || ($chunk = $this->getChunk($dx + $chunkX, $dz + $chunkZ)) === null || $chunk->isLightPopulated() === true){
return;
}
//TODO: calculated light information might not be valid if the terrain changed during light calculation
$chunk->setHeightMapArray($heightMap);
foreach($blockLight as $y => $lightArray){
$chunk->getSubChunk($y)->setBlockLightArray($lightArray);
}
foreach($skyLight as $y => $lightArray){
$chunk->getSubChunk($y)->setBlockSkyLightArray($lightArray);
}
$chunk->setLightPopulated(true);
}
));
}
continue;
}
//check adjacent chunks are loaded
for($cx = -1; $cx <= 1; ++$cx){
for($cz = -1; $cz <= 1; ++$cz){
if(!isset($this->chunks[World::chunkHash($chunkX + $dx + $cx, $chunkZ + $dz + $cz)])){
continue 3;
}
}
}
if(!isset($chunkTickList[$hash]) and isset($this->chunks[$hash]) and $this->isChunkTickable($dx + $chunkX, $dz + $chunkZ)){
$chunkTickList[$hash] = true;
}
}
@ -1081,6 +1034,66 @@ class World implements ChunkManager{
}
}
private function isChunkTickable(int $chunkX, int $chunkZ) : bool{
$chunkHash = World::chunkHash($chunkX, $chunkZ);
if(
!$this->chunks[$chunkHash]->isPopulated() ||
$this->isChunkLocked($chunkX, $chunkZ)
){
return false;
}
//TODO: this might need to be checked after adjacent chunks are loaded in future
$lightPopulatedState = $this->chunks[$chunkHash]->isLightPopulated();
if($lightPopulatedState !== true){
$this->orderLightPopulation($chunkX, $chunkZ);
return false;
}
//check adjacent chunks are loaded
for($cx = -1; $cx <= 1; ++$cx){
for($cz = -1; $cz <= 1; ++$cz){
if(!isset($this->chunks[World::chunkHash($chunkX + $cx, $chunkZ + $cz)])){
return false;
}
}
}
return true;
}
private function orderLightPopulation(int $chunkX, int $chunkZ) : void{
$chunkHash = World::chunkHash($chunkX, $chunkZ);
//TODO: this might need to be checked after adjacent chunks are loaded in future
$lightPopulatedState = $this->chunks[$chunkHash]->isLightPopulated();
if($lightPopulatedState === false){
$this->chunks[$chunkHash]->setLightPopulated(null);
$this->workerPool->submitTask(new LightPopulationTask(
$this->chunks[$chunkHash],
function(array $blockLight, array $skyLight, array $heightMap) use ($chunkX, $chunkZ) : void{
/**
* TODO: phpstan can't infer these types yet :(
* @phpstan-var array<int, LightArray> $blockLight
* @phpstan-var array<int, LightArray> $skyLight
* @phpstan-var array<int, int> $heightMap
*/
if($this->closed || ($chunk = $this->getChunk($chunkX, $chunkZ)) === null || $chunk->isLightPopulated() === true){
return;
}
//TODO: calculated light information might not be valid if the terrain changed during light calculation
$chunk->setHeightMapArray($heightMap);
foreach($blockLight as $y => $lightArray){
$chunk->getSubChunk($y)->setBlockLightArray($lightArray);
}
foreach($skyLight as $y => $lightArray){
$chunk->getSubChunk($y)->setBlockSkyLightArray($lightArray);
}
$chunk->setLightPopulated(true);
}
));
}
}
/**
* @return mixed[]
*/