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Better fix for the 32-bit float reading.

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madmaxoft 2014-02-28 08:31:35 +01:00
parent 6a191cce0a
commit 0aac17874c
1 changed files with 5 additions and 4 deletions
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9
src/WorldStorage/FastNBT.h
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@ -173,13 +173,14 @@ public:
{ {
ASSERT(m_Tags[a_Tag].m_Type == TAG_Float); ASSERT(m_Tags[a_Tag].m_Type == TAG_Float);
// Cause a compile-time error if sizeof(int) != sizeof(float) // Cause a compile-time error if sizeof(float) != 4
char Check1[sizeof(int) - sizeof(float) + 1]; // sizeof(int) >= sizeof(float) // If your platform produces a compiler error here, you'll need to add code that manually decodes 32-bit floats
char Check2[sizeof(float) - sizeof(int) + 1]; // sizeof(float) >= sizeof(int) char Check1[5 - sizeof(float)]; // sizeof(float) <= 4
char Check2[sizeof(float) - 3]; // sizeof(float) >= 4
UNUSED(Check1); UNUSED(Check1);
UNUSED(Check2); UNUSED(Check2);
int i = GetBEInt(m_Data + m_Tags[a_Tag].m_DataStart); Int32 i = GetBEInt(m_Data + m_Tags[a_Tag].m_DataStart);
float f; float f;
memcpy(&f, &i, sizeof(f)); memcpy(&f, &i, sizeof(f));
return f; return f;