diff options
Diffstat (limited to 'patches/server/0799-Always-parse-protochunk-light-sources-unless-it-is-m.patch')
-rw-r--r-- | patches/server/0799-Always-parse-protochunk-light-sources-unless-it-is-m.patch | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/patches/server/0799-Always-parse-protochunk-light-sources-unless-it-is-m.patch b/patches/server/0799-Always-parse-protochunk-light-sources-unless-it-is-m.patch new file mode 100644 index 0000000000..a1b655d7c1 --- /dev/null +++ b/patches/server/0799-Always-parse-protochunk-light-sources-unless-it-is-m.patch @@ -0,0 +1,53 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Spottedleaf <[email protected]> +Date: Mon, 23 Aug 2021 04:50:05 -0700 +Subject: [PATCH] Always parse protochunk light sources unless it is marked as + non-lit + +Chunks not marked as lit will always go through the light engine, +so they should always have their block sources parsed. + +diff --git a/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java b/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java +index 54ade15cdab222e9818f2635a8a12418e78e1ce6..887b3bc6370d23d2ff38e8fdbe286d678b035cc7 100644 +--- a/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java ++++ b/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java +@@ -312,16 +312,33 @@ public class ChunkSerializer { + BelowZeroRetrogen belowzeroretrogen = protochunk.getBelowZeroRetrogen(); + boolean flag2 = chunkstatus.isOrAfter(ChunkStatus.LIGHT) || belowzeroretrogen != null && belowzeroretrogen.targetStatus().isOrAfter(ChunkStatus.LIGHT); + +- if (!flag && flag2) { +- Iterator iterator = BlockPos.betweenClosed(chunkPos.getMinBlockX(), world.getMinBuildHeight(), chunkPos.getMinBlockZ(), chunkPos.getMaxBlockX(), world.getMaxBuildHeight() - 1, chunkPos.getMaxBlockZ()).iterator(); ++ if (!flag) { // Paper - fix incorrect parsing of blocks that emit light - it should always parse it, unless the chunk is marked as lit ++ // Paper start - let's make sure the implementation isn't as slow as possible ++ int offX = chunkPos.x << 4; ++ int offZ = chunkPos.z << 4; ++ ++ int minChunkSection = io.papermc.paper.util.WorldUtil.getMinSection(world); ++ int maxChunkSection = io.papermc.paper.util.WorldUtil.getMaxSection(world); ++ ++ LevelChunkSection[] sections = achunksection; ++ for (int sectionY = minChunkSection; sectionY <= maxChunkSection; ++sectionY) { ++ LevelChunkSection section = sections[sectionY - minChunkSection]; ++ if (section == null || section.hasOnlyAir()) { ++ // no sources in empty sections ++ continue; ++ } ++ int offY = sectionY << 4; + +- while (iterator.hasNext()) { +- BlockPos blockposition = (BlockPos) iterator.next(); ++ for (int index = 0; index < (16 * 16 * 16); ++index) { ++ if (section.states.get(index).getLightEmission() <= 0) { ++ continue; ++ } + +- if (((ChunkAccess) object).getBlockState(blockposition).getLightEmission() != 0) { +- protochunk.addLight(blockposition); ++ // index = x | (z << 4) | (y << 8) ++ protochunk.addLight(new BlockPos(offX | (index & 15), offY | (index >>> 8), offZ | ((index >>> 4) & 15))); + } + } ++ // Paper end + } + } + |