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-rw-r--r--patches/server/0698-Fix-block-drops-position-losing-precision-millions-o.patch41
1 files changed, 41 insertions, 0 deletions
diff --git a/patches/server/0698-Fix-block-drops-position-losing-precision-millions-o.patch b/patches/server/0698-Fix-block-drops-position-losing-precision-millions-o.patch
new file mode 100644
index 0000000000..6b5cd596c4
--- /dev/null
+++ b/patches/server/0698-Fix-block-drops-position-losing-precision-millions-o.patch
@@ -0,0 +1,41 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jason Penilla <[email protected]>
+Date: Thu, 12 Aug 2021 21:15:38 -0700
+Subject: [PATCH] Fix block drops position losing precision millions of blocks
+ out
+
+
+diff --git a/src/main/java/net/minecraft/world/level/block/Block.java b/src/main/java/net/minecraft/world/level/block/Block.java
+index cb11cef117fc896ddcb40993ddb852a2e717c2ad..2db7b9f145b53df5ef79ae235a0de7ccff50db7e 100644
+--- a/src/main/java/net/minecraft/world/level/block/Block.java
++++ b/src/main/java/net/minecraft/world/level/block/Block.java
+@@ -346,9 +346,11 @@ public class Block extends BlockBehaviour implements ItemLike {
+
+ public static void popResource(Level world, BlockPos pos, ItemStack stack) {
+ float f = EntityType.ITEM.getHeight() / 2.0F;
+- double d0 = (double) ((float) pos.getX() + 0.5F) + Mth.nextDouble(world.random, -0.25D, 0.25D);
+- double d1 = (double) ((float) pos.getY() + 0.5F) + Mth.nextDouble(world.random, -0.25D, 0.25D) - (double) f;
+- double d2 = (double) ((float) pos.getZ() + 0.5F) + Mth.nextDouble(world.random, -0.25D, 0.25D);
++ // Paper start - don't convert potentially massive numbers to floats
++ double d0 = pos.getX() + 0.5D + Mth.nextDouble(world.random, -0.25D, 0.25D);
++ double d1 = pos.getY() + 0.5D + Mth.nextDouble(world.random, -0.25D, 0.25D) - (double) f;
++ double d2 = pos.getZ() + 0.5D + Mth.nextDouble(world.random, -0.25D, 0.25D);
++ // Paper end
+
+ Block.popResource(world, () -> {
+ return new ItemEntity(world, d0, d1, d2, stack);
+@@ -361,9 +363,11 @@ public class Block extends BlockBehaviour implements ItemLike {
+ int k = direction.getStepZ();
+ float f = EntityType.ITEM.getWidth() / 2.0F;
+ float f1 = EntityType.ITEM.getHeight() / 2.0F;
+- double d0 = (double) ((float) pos.getX() + 0.5F) + (i == 0 ? Mth.nextDouble(world.random, -0.25D, 0.25D) : (double) ((float) i * (0.5F + f)));
+- double d1 = (double) ((float) pos.getY() + 0.5F) + (j == 0 ? Mth.nextDouble(world.random, -0.25D, 0.25D) : (double) ((float) j * (0.5F + f1))) - (double) f1;
+- double d2 = (double) ((float) pos.getZ() + 0.5F) + (k == 0 ? Mth.nextDouble(world.random, -0.25D, 0.25D) : (double) ((float) k * (0.5F + f)));
++ // Paper start - don't convert potentially massive numbers to floats
++ double d0 = pos.getX() + 0.5D + (i == 0 ? Mth.nextDouble(world.random, -0.25D, 0.25D) : (double) ((float) i * (0.5F + f)));
++ double d1 = pos.getY() + 0.5D + (j == 0 ? Mth.nextDouble(world.random, -0.25D, 0.25D) : (double) ((float) j * (0.5F + f1))) - (double) f1;
++ double d2 = pos.getZ() + 0.5D + (k == 0 ? Mth.nextDouble(world.random, -0.25D, 0.25D) : (double) ((float) k * (0.5F + f)));
++ // Paper end
+ double d3 = i == 0 ? Mth.nextDouble(world.random, -0.1D, 0.1D) : (double) i * 0.1D;
+ double d4 = j == 0 ? Mth.nextDouble(world.random, 0.0D, 0.1D) : (double) j * 0.1D + 0.1D;
+ double d5 = k == 0 ? Mth.nextDouble(world.random, -0.1D, 0.1D) : (double) k * 0.1D;