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Don't relight entire chunk

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iam4722202468 2024-02-10 16:24:29 -05:00 committed by iam
parent 225a834ef8
commit aca67fc5d8
3 changed files with 42 additions and 5 deletions
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6
src/main/java/net/minestom/server/instance/Instance.java
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@ -775,12 +775,13 @@ public abstract class Instance implements Block.Getter, Block.Setter,
if (chunk == null) return 0;
Section section = chunk.getSectionAt(blockY);
Light light = section.blockLight();
int sectionCoordinate = ChunkUtils.getChunkCoordinate(blockY);
int coordX = ChunkUtils.toSectionRelativeCoordinate(blockX);
int coordY = ChunkUtils.toSectionRelativeCoordinate(blockY);
int coordZ = ChunkUtils.toSectionRelativeCoordinate(blockZ);
if (light.requiresUpdate()) LightingChunk.relight(chunk.getInstance(), List.of(chunk));
if (light.requiresUpdate()) LightingChunk.relightSection(chunk.getInstance(), chunk.chunkX, sectionCoordinate, chunk.chunkZ);
return light.getLevel(coordX, coordY, coordZ);
}
@ -789,12 +790,13 @@ public abstract class Instance implements Block.Getter, Block.Setter,
if (chunk == null) return 0;
Section section = chunk.getSectionAt(blockY);
Light light = section.skyLight();
int sectionCoordinate = ChunkUtils.getChunkCoordinate(blockY);
int coordX = ChunkUtils.toSectionRelativeCoordinate(blockX);
int coordY = ChunkUtils.toSectionRelativeCoordinate(blockY);
int coordZ = ChunkUtils.toSectionRelativeCoordinate(blockZ);
if (light.requiresUpdate()) LightingChunk.relight(chunk.getInstance(), List.of(chunk));
if (light.requiresUpdate()) LightingChunk.relightSection(chunk.getInstance(), chunk.chunkX, sectionCoordinate, chunk.chunkZ);
return light.getLevel(coordX, coordY, coordZ);
}
}

16
src/main/java/net/minestom/server/instance/LightingChunk.java
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@ -323,16 +323,15 @@ public class LightingChunk extends DynamicChunk {
*
* @param instance the instance
* @param chunks the chunks to relight
* @return the chunks which have been relighted
*/
public static void relight(Instance instance, Collection<Chunk> chunks) {
public static List<Chunk> relight(Instance instance, Collection<Chunk> chunks) {
Set<Point> sections = new HashSet<>();
synchronized (instance) {
for (Chunk chunk : chunks) {
if (chunk == null) continue;
if (chunk instanceof LightingChunk lighting) {
if (!lighting.isLightingCalculated()) return;
for (int section = chunk.minSection; section < chunk.maxSection; section++) {
chunk.getSection(section).blockLight().invalidate();
chunk.getSection(section).skyLight().invalidate();
@ -358,6 +357,17 @@ public class LightingChunk extends DynamicChunk {
relight(instance, blockSections, LightType.BLOCK);
relight(instance, skySections, LightType.SKY);
var chunksToRelight = new HashSet<Chunk>();
for (Point point : blockSections) {
chunksToRelight.add(instance.getChunk(point.blockX(), point.blockZ()));
}
for (Point point : skySections) {
chunksToRelight.add(instance.getChunk(point.blockX(), point.blockZ()));
}
return new ArrayList<>(chunksToRelight);
}
}

25
src/test/java/net/minestom/server/instance/BlockLightMergeIntegrationTest.java
View File

@ -352,6 +352,31 @@ public class BlockLightMergeIntegrationTest {
assertEquals(5, val2);
}
@Test
public void lightLookupTest(Env env) {
Instance instance = env.createFlatInstance();
instance.setChunkSupplier(LightingChunk::new);
for (int x = 4; x <= 7; x++) {
for (int z = 6; z <= 8; z++) {
instance.loadChunk(x, z).join();
}
}
instance.setBlock(94, -35, 128, Block.GLOW_LICHEN.withProperties(Map.of("west", "true")));
var val = instance.getBlockLight(94, -35, 128);
assertEquals(7, val);
var val2 = instance.getBlockLight(94, -36, 128);
assertEquals(6, val2);
var val3 = instance.getSkyLight(94, -34, 128);
assertEquals(0, val3);
var val4 = instance.getSkyLight(94, 41, 128);
assertEquals(15, val4);
}
@Test
public void skylight(Env env) {
Instance instance = env.createFlatInstance();