Paper/Spigot-Server-Patches/0033-Fast-draining.patch

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From ebb2e432e50bb6758f584920396ae4ed8ef98b0e Mon Sep 17 00:00:00 2001
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From: Byteflux <byte@byteflux.net>
2016-03-01 00:09:49 +01:00
Date: Wed, 2 Mar 2016 12:20:52 -0600
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Subject: [PATCH] Fast draining
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diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index 15675efbf..dbd82d5a9 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -183,4 +183,11 @@ public class PaperWorldConfig {
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optimizeExplosions = getBoolean("optimize-explosions", false);
log("Optimize explosions: " + optimizeExplosions);
}
+
+ public boolean fastDrainLava;
+ public boolean fastDrainWater;
+ private void fastDrain() {
+ fastDrainLava = getBoolean("fast-drain.lava", false);
+ fastDrainWater = getBoolean("fast-drain.water", false);
+ }
}
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diff --git a/src/main/java/net/minecraft/server/BlockFlowing.java b/src/main/java/net/minecraft/server/BlockFlowing.java
index 3b47253a4..3aaa19b2f 100644
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--- a/src/main/java/net/minecraft/server/BlockFlowing.java
+++ b/src/main/java/net/minecraft/server/BlockFlowing.java
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@@ -69,7 +69,7 @@ public class BlockFlowing extends BlockFluids {
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}
}
- if (this.material == Material.LAVA && i < 8 && i1 < 8 && i1 > i && random.nextInt(4) != 0) {
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+ if (!world.paperConfig.fastDrainLava && this.material == Material.LAVA && i < 8 && i1 < 8 && i1 > i && random.nextInt(4) != 0) { // Paper
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j *= 4;
}
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@@ -77,7 +77,7 @@ public class BlockFlowing extends BlockFluids {
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this.f(world, blockposition, iblockdata);
} else {
i = i1;
- if (i1 < 0) {
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+ if (i1 < 0 || canFastDrain(world, blockposition)) { // Paper - Fast draining
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world.setAir(blockposition);
} else {
iblockdata = iblockdata.set(BlockFlowing.LEVEL, Integer.valueOf(i1));
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@@ -267,6 +267,7 @@ public class BlockFlowing extends BlockFluids {
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}
+ // Paper start
/**
* Paper - Get flow speed. Throttle if its water and flowing adjacent to lava
*/
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@@ -280,4 +281,57 @@ public class BlockFlowing extends BlockFluids {
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}
return super.a(world);
}
+
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+ private int getFluidLevel(IBlockAccess iblockaccess, BlockPosition blockposition) {
+ return iblockaccess.getType(blockposition).getMaterial() == this.material ? iblockaccess.getType(blockposition).get(BlockFluids.LEVEL) : -1;
+ }
+
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+ /**
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+ * Paper - Data check method for fast draining
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+ */
+ public int getData(World world, BlockPosition position) {
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+ int data = this.getFluidLevel((IBlockAccess) world, position);
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+ return data < 8 ? data : 0;
+ }
+
+ /**
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+ * Paper - Checks surrounding blocks to determine if block can be fast drained
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+ */
+ public boolean canFastDrain(World world, BlockPosition position) {
+ boolean result = false;
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+ int data = getData(world, position);
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+ if (this.material == Material.WATER) {
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+ if (world.paperConfig.fastDrainWater) {
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+ result = true;
+ if (getData(world, position.down()) < 0) {
+ result = false;
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+ } else if (world.getType(position.north()).getBlock().getBlockData().getMaterial() == Material.WATER && getData(world, position.north()) < data) {
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+ result = false;
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+ } else if (world.getType(position.south()).getBlock().getBlockData().getMaterial() == Material.WATER && getData(world, position.south()) < data) {
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+ result = false;
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+ } else if (world.getType(position.west()).getBlock().getBlockData().getMaterial() == Material.WATER && getData(world, position.west()) < data) {
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+ result = false;
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+ } else if (world.getType(position.east()).getBlock().getBlockData().getMaterial() == Material.WATER && getData(world, position.east()) < data) {
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+ result = false;
+ }
+ }
+ } else if (this.material == Material.LAVA) {
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+ if (world.paperConfig.fastDrainLava) {
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+ result = true;
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+ if (getData(world, position.down()) < 0 || world.getType(position.up()).getBlock().getBlockData().getMaterial() != Material.AIR) {
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+ result = false;
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+ } else if (world.getType(position.north()).getBlock().getBlockData().getMaterial() == Material.LAVA && getData(world, position.north()) < data) {
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+ result = false;
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+ } else if (world.getType(position.south()).getBlock().getBlockData().getMaterial() == Material.LAVA && getData(world, position.south()) < data) {
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+ result = false;
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+ } else if (world.getType(position.west()).getBlock().getBlockData().getMaterial() == Material.LAVA && getData(world, position.west()) < data) {
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+ result = false;
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+ } else if (world.getType(position.east()).getBlock().getBlockData().getMaterial() == Material.LAVA && getData(world, position.east()) < data) {
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+ result = false;
+ }
+ }
+ }
+ return result;
+ }
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+ // Paper end
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}
--
2.17.0
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