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Mitigate MSVC crash (#5146) 

Reference: http://ci.appveyor.com/project/Cuberite/cuberite/builds/38087390/job/p857ibg3x87naw36/messages
This commit is contained in:
Tiger Wang 2021-03-06 12:59:39 +00:00 committed by GitHub
parent 00e6239b20
commit d9a2b8611c
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 27 additions and 36 deletions
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43
src/ChunkData.h
View File

@ -130,33 +130,24 @@ public:
namespace ChunkDef
{
using cForEachSectionCallback = cFunctionRef<void(
size_t,
ChunkBlockData::BlockArray *,
ChunkBlockData::MetaArray *,
ChunkLightData::LightArray *,
ChunkLightData::LightArray *)>;
/** Invokes the callback functor for every chunk section containing at least one present block or light section data.
This is used to collect all data for all sections. */
inline void ForEachSection(const ChunkBlockData & a_BlockData, const ChunkLightData & a_LightData, cForEachSectionCallback a_Callback)
{
for (size_t Y = 0; Y < cChunkDef::NumSections; ++Y)
{
const auto Blocks = a_BlockData.GetSection(Y);
const auto Metas = a_BlockData.GetMetaSection(Y);
const auto BlockLights = a_LightData.GetBlockLightSection(Y);
const auto SkyLights = a_LightData.GetSkyLightSection(Y);
if ((Blocks != nullptr) || (Metas != nullptr) || (BlockLights != nullptr) || (SkyLights != nullptr))
{
a_Callback(Y, Blocks, Metas, BlockLights, SkyLights);
}
}
}
}
This is used to collect all data for all sections.
In macro form to work around a Visual Studio 2017 ICE bug. */
#define ChunkDef_ForEachSection(BlockData, LightData, Callback) \
do \
{ \
for (size_t Y = 0; Y < cChunkDef::NumSections; ++Y) \
{ \
const auto Blocks = BlockData.GetSection(Y); \
const auto Metas = BlockData.GetMetaSection(Y); \
const auto BlockLights = LightData.GetBlockLightSection(Y); \
const auto SkyLights = LightData.GetSkyLightSection(Y); \
if ((Blocks != nullptr) || (Metas != nullptr) || (BlockLights != nullptr) || (SkyLights != nullptr)) \
{ \
Callback \
} \
} \
} while (false)

16
src/Protocol/ChunkDataSerializer.cpp
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@ -21,7 +21,7 @@ namespace
size_t Present = 0;
UInt16 Mask = 0;
ChunkDef::ForEachSection(a_BlockData, a_LightData, [&Present, &Mask](const auto Y, auto, auto, auto, auto)
ChunkDef_ForEachSection(a_BlockData, a_LightData,
{
Present++;
Mask |= (1 << Y);
@ -206,7 +206,7 @@ inline void cChunkDataSerializer::Serialize47(const int a_ChunkX, const int a_Ch
// each array stores all present sections of the same kind packed together
// Write the block types to the packet:
ChunkDef::ForEachSection(a_BlockData, a_LightData, [this](auto, const auto Blocks, const auto Metas, auto, auto)
ChunkDef_ForEachSection(a_BlockData, a_LightData,
{
const bool BlocksExist = Blocks != nullptr;
const bool MetasExist = Metas != nullptr;
@ -221,7 +221,7 @@ inline void cChunkDataSerializer::Serialize47(const int a_ChunkX, const int a_Ch
});
// Write the block lights:
ChunkDef::ForEachSection(a_BlockData, a_LightData, [this](auto, auto, auto, const auto BlockLights, auto)
ChunkDef_ForEachSection(a_BlockData, a_LightData,
{
if (BlockLights == nullptr)
{
@ -234,7 +234,7 @@ inline void cChunkDataSerializer::Serialize47(const int a_ChunkX, const int a_Ch
});
// Write the sky lights:
ChunkDef::ForEachSection(a_BlockData, a_LightData, [this](auto, auto, auto, auto, const auto SkyLights)
ChunkDef_ForEachSection(a_BlockData, a_LightData,
{
if (SkyLights == nullptr)
{
@ -295,7 +295,7 @@ inline void cChunkDataSerializer::Serialize107(const int a_ChunkX, const int a_C
m_Packet.WriteVarInt32(static_cast<UInt32>(ChunkSize));
// Write each chunk section...
ChunkDef::ForEachSection(a_BlockData, a_LightData, [this](auto, const auto Blocks, const auto Metas, const auto BlockLights, const auto SkyLights)
ChunkDef_ForEachSection(a_BlockData, a_LightData,
{
m_Packet.WriteBEUInt8(BitsPerEntry);
m_Packet.WriteVarInt32(0); // Palette length is 0
@ -353,7 +353,7 @@ inline void cChunkDataSerializer::Serialize110(const int a_ChunkX, const int a_C
m_Packet.WriteVarInt32(static_cast<UInt32>(ChunkSize));
// Write each chunk section...
ChunkDef::ForEachSection(a_BlockData, a_LightData, [this](auto, const auto Blocks, const auto Metas, const auto BlockLights, const auto SkyLights)
ChunkDef_ForEachSection(a_BlockData, a_LightData,
{
m_Packet.WriteBEUInt8(BitsPerEntry);
m_Packet.WriteVarInt32(0); // Palette length is 0
@ -414,7 +414,7 @@ inline void cChunkDataSerializer::Serialize393(const int a_ChunkX, const int a_C
m_Packet.WriteVarInt32(static_cast<UInt32>(ChunkSize));
// Write each chunk section...
ChunkDef::ForEachSection(a_BlockData, a_LightData, [this](auto, const auto Blocks, const auto Metas, const auto BlockLights, const auto SkyLights)
ChunkDef_ForEachSection(a_BlockData, a_LightData,
{
m_Packet.WriteBEUInt8(BitsPerEntry);
m_Packet.WriteVarInt32(static_cast<UInt32>(ChunkSectionDataArraySize));
@ -479,7 +479,7 @@ inline void cChunkDataSerializer::Serialize477(const int a_ChunkX, const int a_C
m_Packet.WriteVarInt32(static_cast<UInt32>(ChunkSize));
// Write each chunk section...
ChunkDef::ForEachSection(a_BlockData, a_LightData, [this](auto, const auto Blocks, const auto Metas, auto, auto)
ChunkDef_ForEachSection(a_BlockData, a_LightData,
{
m_Packet.WriteBEInt16(-1);
m_Packet.WriteBEUInt8(BitsPerEntry);

2
src/WorldStorage/NBTChunkSerializer.cpp
View File

@ -1182,7 +1182,7 @@ void NBTChunkSerializer::Serialize(const cWorld & aWorld, cChunkCoords aCoords,
// Save blockdata:
aWriter.BeginList("Sections", TAG_Compound);
ChunkDef::ForEachSection(serializer.m_BlockData, serializer.m_LightData, [&aWriter](const auto Y, const auto Blocks, const auto Metas, const auto BlockLights, const auto SkyLights)
ChunkDef_ForEachSection(serializer.m_BlockData, serializer.m_LightData,
{
aWriter.BeginCompound("");