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Fix MC packet bugs for remote servers that use blocks with ids > 256

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This commit is contained in:
LexManos 2012-08-18 02:16:17 -07:00
parent a6d703edca
commit 7f40671ad8
2 changed files with 33 additions and 0 deletions
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16
patches/common/net/minecraft/src/Packet51MapChunk.java.patch Normal file
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@ -0,0 +1,16 @@
--- ../src_base/common/net/minecraft/src/Packet51MapChunk.java
+++ ../src_work/common/net/minecraft/src/Packet51MapChunk.java
@@ -100,6 +100,13 @@
var3 = 12288 * var2;
+ int msb = 0; //BugFix: MC does not read the MSB array from the packet properly, causing issues for servers that use blocks > 256
+ for (var3 = 0; var3 < 16; ++var3)
+ {
+ msb += this.yChMax >> var3 & 1;
+ }
+ var3 += (2048 * msb);
+
if (this.includeInitialize)
{
var3 += 256;

17
patches/common/net/minecraft/src/Packet56MapChunks.java.patch Normal file
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@ -0,0 +1,17 @@
--- ../src_base/common/net/minecraft/src/Packet56MapChunks.java
+++ ../src_work/common/net/minecraft/src/Packet56MapChunks.java
@@ -121,7 +121,13 @@
var7 += this.field_73590_a[var6] >> var8 & 1;
}
- var8 = 2048 * 5 * var7 + 256;
+ int msb = 0; //BugFix: MC does not read the MSB array from the packet properly, causing issues for servers that use blocks > 256
+ for (var8 = 0; var8 < 16; ++var8)
+ {
+ msb += this.field_73588_b[var6] >> var8 & 1;
+ }
+
+ var8 = 2048 * 5 * var7 + (2048 * msb) + 256;
this.field_73584_f[var6] = new byte[var8];
System.arraycopy(var3, var5, this.field_73584_f[var6], 0, var8);
var5 += var8;