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mirror of https://github.com/vcmi/vcmi.git synced 2024-12-24 22:14:36 +02:00

Added serializer-based class able to make deep copies of objects — CMemorySerializer.

CGameState::init will work on the deep copy of StartInfo.
Some casts to reduce warnings.
This commit is contained in:
Michał W. Urbańczyk 2014-02-08 21:54:35 +00:00
parent e6f433795b
commit 43ef565e7e
9 changed files with 77 additions and 20 deletions

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@ -19,13 +19,13 @@
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
<ConfigurationType>Application</ConfigurationType>
<UseDebugLibraries>true</UseDebugLibraries>
<PlatformToolset>v110</PlatformToolset>
<PlatformToolset>v120_xp</PlatformToolset>
<CharacterSet>Unicode</CharacterSet>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='RD|Win32'" Label="Configuration">
<ConfigurationType>Application</ConfigurationType>
<UseDebugLibraries>false</UseDebugLibraries>
<PlatformToolset>v110_xp</PlatformToolset>
<PlatformToolset>v120_xp</PlatformToolset>
<WholeProgramOptimization>true</WholeProgramOptimization>
<CharacterSet>Unicode</CharacterSet>
</PropertyGroup>

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@ -763,8 +763,8 @@ void CGameState::init(StartInfo * si)
{
logGlobal->infoStream() << "\tUsing random seed: "<< si->seedToBeUsed;
ran.seed((boost::int32_t)si->seedToBeUsed);
scenarioOps = new StartInfo(*si);
initialOpts = new StartInfo(*si);
scenarioOps = CMemorySerializer::deepCopy(*si).release();
initialOpts = CMemorySerializer::deepCopy(*si).release();
si = nullptr;
switch(scenarioOps->mode)

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@ -26,7 +26,7 @@ public:
/// Seeds the generator with the current time by default.
CRandomGenerator()
{
gen.seed(std::time(nullptr));
gen.seed((unsigned long)std::time(nullptr));
}
void seed(int value)

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@ -20,6 +20,8 @@ using namespace boost::asio::ip;
extern template void registerTypes<CISer<CConnection> >(CISer<CConnection>& s);
extern template void registerTypes<COSer<CConnection> >(COSer<CConnection>& s);
extern template void registerTypes<CISer<CMemorySerializer> >(CISer<CMemorySerializer>& s);
extern template void registerTypes<COSer<CMemorySerializer> >(COSer<CMemorySerializer>& s);
extern template void registerTypes<CSaveFile>(CSaveFile & s);
extern template void registerTypes<CLoadFile>(CLoadFile & s);
extern template void registerTypes<CTypeList>(CTypeList & s);
@ -40,6 +42,7 @@ CTypeList typeList;
#define LIL_ENDIAN
#endif
void CConnection::init()
{
enableSmartPointerSerializatoin();
@ -354,9 +357,9 @@ CLoadFile::~CLoadFile()
{
}
int CLoadFile::read( const void * data, unsigned size )
int CLoadFile::read(void * data, unsigned size)
{
sfile->read((char *)data,size);
sfile->read((char*)data,size);
return size;
}
@ -427,7 +430,7 @@ void CLoadFile::clear()
void CLoadFile::checkMagicBytes( const std::string &text )
{
std::string loaded = text;
read(loaded.c_str(), text.length());
read((void*)loaded.data(), text.length());
if(loaded != text)
throw std::runtime_error("Magic bytes doesn't match!");
}
@ -506,7 +509,7 @@ CLoadIntegrityValidator::CLoadIntegrityValidator( const std::string &primaryFile
fileVersion = primaryFile->fileVersion;
}
int CLoadIntegrityValidator::read( const void * data, unsigned size )
int CLoadIntegrityValidator::read( void * data, unsigned size )
{
assert(primaryFile);
assert(controlFile);
@ -544,3 +547,29 @@ void CLoadIntegrityValidator::checkMagicBytes( const std::string &text )
primaryFile->checkMagicBytes(text);
controlFile->checkMagicBytes(text);
}
int CMemorySerializer::read(void * data, unsigned size)
{
if(buffer.size() < readPos + size)
throw std::runtime_error(boost::str(boost::format("Cannot read past the buffer (accessing index %d, while size is %d)!") % (readPos + size - 1) % buffer.size()));
std::memcpy(data, buffer.data() + readPos, size);
readPos += size;
return size;
}
int CMemorySerializer::write(const void * data, unsigned size)
{
auto oldSize = buffer.size(); //and the pos to write from
buffer.resize(oldSize + size);
std::memcpy(buffer.data() + oldSize, data, size);
return size;
}
CMemorySerializer::CMemorySerializer()
{
readPos = 0;
registerTypes(static_cast<CISer<CMemorySerializer>&>(*this));
registerTypes(static_cast<COSer<CMemorySerializer>&>(*this));
}

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@ -1320,7 +1320,7 @@ public:
CLoadFile(const std::string &fname, int minimalVersion = version); //throws!
~CLoadFile();
int read(const void * data, unsigned size); //throws!
int read(void * data, unsigned size); //throws!
void openNextFile(const std::string &fname, int minimalVersion); //throws!
void clear();
@ -1337,7 +1337,7 @@ public:
CLoadIntegrityValidator(const std::string &primaryFileName, const std::string &controlFileName, int minimalVersion = version); //throws!
int read(const void * data, unsigned size); //throws!
int read( void * data, unsigned size); //throws!
void checkMagicBytes(const std::string &text);
unique_ptr<CLoadFile> decay(); //returns primary file. CLoadIntegrityValidator stops being usable anymore
@ -1347,7 +1347,7 @@ typedef boost::asio::basic_stream_socket < boost::asio::ip::tcp , boost::asio::s
typedef boost::asio::basic_socket_acceptor<boost::asio::ip::tcp, boost::asio::socket_acceptor_service<boost::asio::ip::tcp> > TAcceptor;
class DLL_LINKAGE CConnection
:public CISer<CConnection>, public COSer<CConnection>
: public CISer<CConnection>, public COSer<CConnection>
{
//CGameState *gs;
CConnection(void);
@ -1396,6 +1396,32 @@ public:
DLL_LINKAGE std::ostream &operator<<(std::ostream &str, const CConnection &cpc);
// Serializer that stores objects in the dynamic buffer. Allows performing deep object copies.
class DLL_LINKAGE CMemorySerializer
: public CISer<CMemorySerializer>, public COSer<CMemorySerializer>
{
std::vector<ui8> buffer;
size_t readPos; //index of the next byte to be read
public:
int read(void * data, unsigned size); //throws!
int write(const void * data, unsigned size);
CMemorySerializer();
template <typename T>
static unique_ptr<T> deepCopy(const T &data)
{
CMemorySerializer mem;
mem << &data;
unique_ptr<T> ret;
mem >> ret;
return ret;
}
};
template<typename T>
class CApplier
{

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@ -17,7 +17,7 @@ class CStackInstance;
class CArmedInstance;
class CArtifactSet;
class CBonusSystemNode;
class ArtSlotInfo;
struct ArtSlotInfo;

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@ -31,6 +31,8 @@
template void registerTypes<CISer<CConnection>>(CISer<CConnection>& s);
template void registerTypes<COSer<CConnection>>(COSer<CConnection>& s);
template void registerTypes<CISer<CMemorySerializer>>(CISer<CMemorySerializer>& s);
template void registerTypes<COSer<CMemorySerializer>>(COSer<CMemorySerializer>& s);
template void registerTypes<CSaveFile>(CSaveFile & s);
template void registerTypes<CLoadFile>(CLoadFile & s);
template void registerTypes<CTypeList>(CTypeList & s);

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@ -40,7 +40,7 @@ namespace Res
ResourceSet operator OPSIGN(const TResource &rhs) const \
{ \
ResourceSet ret = *this; \
for(int i = 0; i < size(); i++) \
for(int i = 0; i < (int)size(); i++) \
ret[i] = at(i) OPSIGN rhs; \
\
return ret; \
@ -52,7 +52,7 @@ namespace Res
ResourceSet operator OPSIGN(const ResourceSet &rhs) const \
{ \
ResourceSet ret = *this; \
for(int i = 0; i < size(); i++) \
for(int i = 0; i < (int)size(); i++) \
ret[i] = at(i) OPSIGN rhs[i]; \
\
return ret; \
@ -85,7 +85,7 @@ namespace Res
int operator/(const ResourceSet &rhs)
{
int ret = INT_MAX;
for(int i = 0; i < size(); i++)
for(int i = 0; i < (int)size(); i++)
if(rhs[i])
vstd::amin(ret, at(i) / rhs[i]);
@ -94,7 +94,7 @@ namespace Res
ResourceSet & operator=(const TResource &rhs)
{
for(int i = 0; i < size(); i++)
for(int i = 0; i < (int)size(); i++)
at(i) = rhs;
return *this;
@ -103,7 +103,7 @@ namespace Res
ResourceSet operator-() const
{
ResourceSet ret;
for(int i = 0; i < size(); i++)
for(int i = 0; i < (int)size(); i++)
ret[i] = -at(i);
return ret;
}

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@ -65,12 +65,12 @@ public:
*
* @return pair, first = raw data, second = size of data
*/
std::pair<std::unique_ptr<ui8[]>, size_t> readAll()
std::pair<std::unique_ptr<ui8[]>, si64> readAll()
{
std::unique_ptr<ui8[]> data(new ui8[getSize()]);
seek(0);
size_t readSize = read(data.get(), getSize());
auto readSize = read(data.get(), getSize());
assert(readSize == getSize());
UNUSED(readSize);