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-rw-r--r--src/ChunkData.cpp118
1 files changed, 90 insertions, 28 deletions
diff --git a/src/ChunkData.cpp b/src/ChunkData.cpp
index c41dcb265..8aed62000 100644
--- a/src/ChunkData.cpp
+++ b/src/ChunkData.cpp
@@ -5,64 +5,86 @@
cChunkData::cChunkData()
#if __cplusplus < 201103L
// auto_ptr style interface for memory management
- : IsOwner(true)
+ : m_IsOwner(true)
#endif
{
- memset(m_Sections, 0, sizeof(m_Sections));
+ for (size_t i = 0; i < CHUNK_SECTION_COUNT; i++)
+ {
+ m_Sections[i] = NULL;
+ }
}
+
+
+
cChunkData::~cChunkData()
{
#if __cplusplus < 201103L
// auto_ptr style interface for memory management
- if (!IsOwner)
+ if (!m_IsOwner)
{
return;
}
#endif
for (size_t i = 0; i < CHUNK_SECTION_COUNT; i++)
{
- if (m_Sections[i] == NULL) Free(m_Sections[i]);;
+ Free(m_Sections[i]);
}
}
+
+
+
+
#if __cplusplus < 201103L
// auto_ptr style interface for memory management
- cChunkData::cChunkData(const cChunkData& other) :
- IsOwner(true)
+ cChunkData::cChunkData(const cChunkData & a_Other) :
+ m_IsOwner(true)
{
+ // Move contents and ownership from a_Other to this, pointer-wise:
for (size_t i = 0; i < CHUNK_SECTION_COUNT; i++)
{
- m_Sections[i] = other.m_Sections[i];
+ m_Sections[i] = a_Other.m_Sections[i];
}
- other.IsOwner = false;
+ a_Other.m_IsOwner = false;
}
- cChunkData& cChunkData::operator=(const cChunkData& other)
+
+
+
+
+ cChunkData & cChunkData::operator =(const cChunkData & a_Other)
{
- if (&other != this)
+ // If assigning to self, no-op
+ if (&a_Other == this)
+ {
+ return *this;
+ }
+
+ // Free any currently held contents:
+ if (m_IsOwner)
{
- if (IsOwner)
- {
- for (size_t i = 0; i < CHUNK_SECTION_COUNT; i++)
- {
- if (m_Sections[i]) Free(m_Sections[i]);;
- }
- }
- IsOwner = true;
for (size_t i = 0; i < CHUNK_SECTION_COUNT; i++)
{
- m_Sections[i] = other.m_Sections[i];
+ Free(m_Sections[i]);
}
- other.IsOwner = false;
}
+
+ // Move contents and ownership from a_Other to this, pointer-wise:
+ m_IsOwner = true;
+ for (size_t i = 0; i < CHUNK_SECTION_COUNT; i++)
+ {
+ m_Sections[i] = a_Other.m_Sections[i];
+ }
+ a_Other.m_IsOwner = false;
return *this;
-
}
+
#else
+
// unique_ptr style interface for memory management
- cChunkData::cChunkData(cChunkData&& other)
+ cChunkData::cChunkData(cChunkData && other)
{
for (size_t i = 0; i < CHUNK_SECTION_COUNT; i++)
{
@@ -70,14 +92,18 @@ cChunkData::~cChunkData()
other.m_Sections[i] = NULL;
}
}
+
+
+
+
- cChunkData& cChunkData::operator=(cChunkData&& other)
+ cChunkData & cChunkData::operator =(cChunkData && other)
{
if (&other != this)
{
for (size_t i = 0; i < CHUNK_SECTION_COUNT; i++)
{
- Free(m_Sections[i]);;
+ Free(m_Sections[i]);
m_Sections[i] = other.m_Sections[i];
other.m_Sections[i] = NULL;
}
@@ -86,6 +112,10 @@ cChunkData::~cChunkData()
}
#endif
+
+
+
+
BLOCKTYPE cChunkData::GetBlock(int a_X, int a_Y, int a_Z) const
{
ASSERT((a_X >= 0) && (a_X < cChunkDef::Width));
@@ -103,6 +133,10 @@ BLOCKTYPE cChunkData::GetBlock(int a_X, int a_Y, int a_Z) const
}
}
+
+
+
+
void cChunkData::SetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_Block)
{
if (
@@ -134,6 +168,10 @@ void cChunkData::SetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_Block)
m_Sections[Section]->m_BlockTypes[Index] = a_Block;
}
+
+
+
+
NIBBLETYPE cChunkData::GetMeta(int a_RelX, int a_RelY, int a_RelZ) const
{
if (
@@ -156,6 +194,10 @@ NIBBLETYPE cChunkData::GetMeta(int a_RelX, int a_RelY, int a_RelZ) const
return 0;
}
+
+
+
+
bool cChunkData::SetMeta(int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_Nibble)
{
if (
@@ -192,9 +234,17 @@ bool cChunkData::SetMeta(int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_Nibble
return oldval == a_Nibble;
}
+
+
+
+
NIBBLETYPE cChunkData::GetBlockLight(int a_RelX, int a_RelY, int a_RelZ) const
{
- if ((a_RelX < cChunkDef::Width) && (a_RelX > -1) && (a_RelY < cChunkDef::Height) && (a_RelY > -1) && (a_RelZ < cChunkDef::Width) && (a_RelZ > -1))
+ if (
+ (a_RelX < cChunkDef::Width) && (a_RelX > -1) &&
+ (a_RelY < cChunkDef::Height) && (a_RelY > -1) &&
+ (a_RelZ < cChunkDef::Width) && (a_RelZ > -1)
+ )
{
int Section = a_RelY / CHUNK_SECTION_HEIGHT;
if (m_Sections[Section] != NULL)
@@ -211,6 +261,10 @@ NIBBLETYPE cChunkData::GetBlockLight(int a_RelX, int a_RelY, int a_RelZ) const
return 0;
}
+
+
+
+
NIBBLETYPE cChunkData::GetSkyLight(int a_RelX, int a_RelY, int a_RelZ) const
{
if ((a_RelX < cChunkDef::Width) && (a_RelX > -1) && (a_RelY < cChunkDef::Height) && (a_RelY > -1) && (a_RelZ < cChunkDef::Width) && (a_RelZ > -1))
@@ -230,7 +284,11 @@ NIBBLETYPE cChunkData::GetSkyLight(int a_RelX, int a_RelY, int a_RelZ) const
return 0;
}
-cChunkData cChunkData::Copy() const
+
+
+
+
+cChunkData cChunkData::Copy(void) const
{
cChunkData copy;
for (size_t i = 0; i < CHUNK_SECTION_COUNT; i++)
@@ -248,11 +306,11 @@ cChunkData cChunkData::Copy() const
-void cChunkData::CopyBlocks (BLOCKTYPE * a_dest, size_t a_Idx, size_t length) const
+void cChunkData::CopyBlocks(BLOCKTYPE * a_dest, size_t a_Idx, size_t length) const
{
for (size_t i = 0; i < CHUNK_SECTION_COUNT; i++)
{
- const size_t segment_length = CHUNK_SECTION_HEIGHT * 16 * 16;
+ const size_t segment_length = CHUNK_SECTION_HEIGHT * 16 * 16;
if (a_Idx > 0)
{
a_Idx = std::max(a_Idx - length, (size_t) 0);
@@ -588,6 +646,8 @@ cChunkData::sChunkSection * cChunkData::Allocate() const
+
+
void cChunkData::Free(cChunkData::sChunkSection * ptr) const
{
delete ptr;
@@ -595,6 +655,8 @@ void cChunkData::Free(cChunkData::sChunkSection * ptr) const
+
+
void cChunkData::ZeroSection(cChunkData::sChunkSection * ptr) const
{
memset(