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-rw-r--r--src/ByteBuffer.cpp2
-rw-r--r--tests/ByteBuffer/ByteBufferTest.cpp32
2 files changed, 33 insertions, 1 deletions
diff --git a/src/ByteBuffer.cpp b/src/ByteBuffer.cpp
index 80be9baee..e75051570 100644
--- a/src/ByteBuffer.cpp
+++ b/src/ByteBuffer.cpp
@@ -788,7 +788,7 @@ bool cByteBuffer::WriteXZYPosition64(Int32 a_BlockX, Int32 a_BlockY, Int32 a_Blo
CheckValid();
return WriteBEInt64(
(static_cast<Int64>(a_BlockX & 0x3FFFFFF) << 38) |
- (static_cast<Int64>(a_BlockZ & 0x3FFFFFF) << 26) |
+ (static_cast<Int64>(a_BlockZ & 0x3FFFFFF) << 12) |
(static_cast<Int64>(a_BlockY & 0xFFF))
);
}
diff --git a/tests/ByteBuffer/ByteBufferTest.cpp b/tests/ByteBuffer/ByteBufferTest.cpp
index 9aecc2e3c..0cd14e246 100644
--- a/tests/ByteBuffer/ByteBufferTest.cpp
+++ b/tests/ByteBuffer/ByteBufferTest.cpp
@@ -70,8 +70,40 @@ static void TestWrap(void)
+static void TestXYZPositionRoundtrip(void)
+{
+ cByteBuffer buf(50);
+ buf.WriteXYZPosition64(-33554432, -2048, -33554432); // Testing the minimun values
+ int x, y, z;
+ TEST_TRUE(buf.ReadXYZPosition64(x, y, z));
+ TEST_EQUAL(x, -33554432);
+ TEST_EQUAL(y, -2048);
+ TEST_EQUAL(z, -33554432);
+}
+
+
+
+
+
+static void TestXZYPositionRoundtrip(void)
+{
+ cByteBuffer buf(50);
+ buf.WriteXZYPosition64(-33554432, -2048, -33554432); // Testing the minimun values
+ int x, y, z;
+ TEST_TRUE(buf.ReadXZYPosition64(x, y, z));
+ TEST_EQUAL(x, -33554432);
+ TEST_EQUAL(y, -2048);
+ TEST_EQUAL(z, -33554432);
+}
+
+
+
+
+
IMPLEMENT_TEST_MAIN("ByteBuffer",
TestRead();
TestWrite();
TestWrap();
+ TestXYZPositionRoundtrip();
+ TestXZYPositionRoundtrip();
)