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Header file tweaking; mainly for speed

This commit is contained in:
Perttu Ahola 2011-10-12 13:53:38 +03:00
parent b60b58b627
commit 9e46cbf7ea
37 changed files with 1198 additions and 946 deletions

View file

@ -28,6 +28,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include <jthread.h>
#include <jmutex.h>
#include <jmutexautolock.h>
#include <cstring>
#include "common_irrlicht.h"
#include "debug.h"
@ -553,8 +554,10 @@ private:
u32 *m_result;
};
#ifndef SERVER
// Sets the color of all vertices in the mesh
void setMeshVerticesColor(scene::IMesh* mesh, video::SColor& color);
#endif
// Calculates the borders of a "d-radius" cube
inline void getFacePositions(core::list<v3s16> &list, u16 d)
@ -938,557 +941,6 @@ public:
}
};
/*
Config stuff
*/
enum ValueType
{
VALUETYPE_STRING,
VALUETYPE_FLAG // Doesn't take any arguments
};
struct ValueSpec
{
ValueSpec(ValueType a_type, const char *a_help=NULL)
{
type = a_type;
help = a_help;
}
ValueType type;
const char *help;
};
class Settings
{
public:
Settings()
{
m_mutex.Init();
}
void writeLines(std::ostream &os)
{
JMutexAutoLock lock(m_mutex);
for(core::map<std::string, std::string>::Iterator
i = m_settings.getIterator();
i.atEnd() == false; i++)
{
std::string name = i.getNode()->getKey();
std::string value = i.getNode()->getValue();
os<<name<<" = "<<value<<"\n";
}
}
bool parseConfigLine(const std::string &line)
{
JMutexAutoLock lock(m_mutex);
std::string trimmedline = trim(line);
// Ignore comments
if(trimmedline[0] == '#')
return true;
//dstream<<"trimmedline=\""<<trimmedline<<"\""<<std::endl;
Strfnd sf(trim(line));
std::string name = sf.next("=");
name = trim(name);
if(name == "")
return true;
std::string value = sf.next("\n");
value = trim(value);
/*dstream<<"Config name=\""<<name<<"\" value=\""
<<value<<"\""<<std::endl;*/
m_settings[name] = value;
return true;
}
// Returns false on EOF
bool parseConfigObject(std::istream &is)
{
if(is.eof())
return false;
/*
NOTE: This function might be expanded to allow multi-line
settings.
*/
std::string line;
std::getline(is, line);
//dstream<<"got line: \""<<line<<"\""<<std::endl;
return parseConfigLine(line);
}
/*
Read configuration file
Returns true on success
*/
bool readConfigFile(const char *filename)
{
std::ifstream is(filename);
if(is.good() == false)
{
dstream<<"Error opening configuration file \""
<<filename<<"\""<<std::endl;
return false;
}
dstream<<"Parsing configuration file: \""
<<filename<<"\""<<std::endl;
while(parseConfigObject(is));
return true;
}
/*
Reads a configuration object from stream (usually a single line)
and adds it to dst.
Preserves comments and empty lines.
Settings that were added to dst are also added to updated.
key of updated is setting name, value of updated is dummy.
Returns false on EOF
*/
bool getUpdatedConfigObject(std::istream &is,
core::list<std::string> &dst,
core::map<std::string, bool> &updated)
{
JMutexAutoLock lock(m_mutex);
if(is.eof())
return false;
// NOTE: This function will be expanded to allow multi-line settings
std::string line;
std::getline(is, line);
std::string trimmedline = trim(line);
std::string line_end = "";
if(is.eof() == false)
line_end = "\n";
// Ignore comments
if(trimmedline[0] == '#')
{
dst.push_back(line+line_end);
return true;
}
Strfnd sf(trim(line));
std::string name = sf.next("=");
name = trim(name);
if(name == "")
{
dst.push_back(line+line_end);
return true;
}
std::string value = sf.next("\n");
value = trim(value);
if(m_settings.find(name))
{
std::string newvalue = m_settings[name];
if(newvalue != value)
{
dstream<<"Changing value of \""<<name<<"\" = \""
<<value<<"\" -> \""<<newvalue<<"\""
<<std::endl;
}
dst.push_back(name + " = " + newvalue + line_end);
updated[name] = true;
}
return true;
}
/*
Updates configuration file
Returns true on success
*/
bool updateConfigFile(const char *filename)
{
dstream<<"Updating configuration file: \""
<<filename<<"\""<<std::endl;
core::list<std::string> objects;
core::map<std::string, bool> updated;
// Read and modify stuff
{
std::ifstream is(filename);
if(is.good() == false)
{
dstream<<"INFO: updateConfigFile():"
" Error opening configuration file"
" for reading: \""
<<filename<<"\""<<std::endl;
}
else
{
while(getUpdatedConfigObject(is, objects, updated));
}
}
JMutexAutoLock lock(m_mutex);
// Write stuff back
{
std::ofstream os(filename);
if(os.good() == false)
{
dstream<<"Error opening configuration file"
" for writing: \""
<<filename<<"\""<<std::endl;
return false;
}
/*
Write updated stuff
*/
for(core::list<std::string>::Iterator
i = objects.begin();
i != objects.end(); i++)
{
os<<(*i);
}
/*
Write stuff that was not already in the file
*/
for(core::map<std::string, std::string>::Iterator
i = m_settings.getIterator();
i.atEnd() == false; i++)
{
if(updated.find(i.getNode()->getKey()))
continue;
std::string name = i.getNode()->getKey();
std::string value = i.getNode()->getValue();
dstream<<"Adding \""<<name<<"\" = \""<<value<<"\""
<<std::endl;
os<<name<<" = "<<value<<"\n";
}
}
return true;
}
/*
NOTE: Types of allowed_options are ignored
returns true on success
*/
bool parseCommandLine(int argc, char *argv[],
core::map<std::string, ValueSpec> &allowed_options)
{
int i=1;
for(;;)
{
if(i >= argc)
break;
std::string argname = argv[i];
if(argname.substr(0, 2) != "--")
{
dstream<<"Invalid command-line parameter \""
<<argname<<"\": --<option> expected."<<std::endl;
return false;
}
i++;
std::string name = argname.substr(2);
core::map<std::string, ValueSpec>::Node *n;
n = allowed_options.find(name);
if(n == NULL)
{
dstream<<"Unknown command-line parameter \""
<<argname<<"\""<<std::endl;
return false;
}
ValueType type = n->getValue().type;
std::string value = "";
if(type == VALUETYPE_FLAG)
{
value = "true";
}
else
{
if(i >= argc)
{
dstream<<"Invalid command-line parameter \""
<<name<<"\": missing value"<<std::endl;
return false;
}
value = argv[i];
i++;
}
dstream<<"Valid command-line parameter: \""
<<name<<"\" = \""<<value<<"\""
<<std::endl;
set(name, value);
}
return true;
}
void set(std::string name, std::string value)
{
JMutexAutoLock lock(m_mutex);
m_settings[name] = value;
}
void set(std::string name, const char *value)
{
JMutexAutoLock lock(m_mutex);
m_settings[name] = value;
}
void setDefault(std::string name, std::string value)
{
JMutexAutoLock lock(m_mutex);
m_defaults[name] = value;
}
bool exists(std::string name)
{
JMutexAutoLock lock(m_mutex);
return (m_settings.find(name) || m_defaults.find(name));
}
std::string get(std::string name)
{
JMutexAutoLock lock(m_mutex);
core::map<std::string, std::string>::Node *n;
n = m_settings.find(name);
if(n == NULL)
{
n = m_defaults.find(name);
if(n == NULL)
{
dstream<<"INFO: Settings: Setting not found: \""
<<name<<"\""<<std::endl;
throw SettingNotFoundException("Setting not found");
}
}
return n->getValue();
}
bool getBool(std::string name)
{
return is_yes(get(name));
}
bool getFlag(std::string name)
{
try
{
return getBool(name);
}
catch(SettingNotFoundException &e)
{
return false;
}
}
// Asks if empty
bool getBoolAsk(std::string name, std::string question, bool def)
{
// If it is in settings
if(exists(name))
return getBool(name);
std::string s;
char templine[10];
std::cout<<question<<" [y/N]: ";
std::cin.getline(templine, 10);
s = templine;
if(s == "")
return def;
return is_yes(s);
}
float getFloat(std::string name)
{
return stof(get(name));
}
u16 getU16(std::string name)
{
return stoi(get(name), 0, 65535);
}
u16 getU16Ask(std::string name, std::string question, u16 def)
{
// If it is in settings
if(exists(name))
return getU16(name);
std::string s;
char templine[10];
std::cout<<question<<" ["<<def<<"]: ";
std::cin.getline(templine, 10);
s = templine;
if(s == "")
return def;
return stoi(s, 0, 65535);
}
s16 getS16(std::string name)
{
return stoi(get(name), -32768, 32767);
}
s32 getS32(std::string name)
{
return stoi(get(name));
}
v3f getV3F(std::string name)
{
v3f value;
Strfnd f(get(name));
f.next("(");
value.X = stof(f.next(","));
value.Y = stof(f.next(","));
value.Z = stof(f.next(")"));
return value;
}
u64 getU64(std::string name)
{
u64 value = 0;
std::string s = get(name);
std::istringstream ss(s);
ss>>value;
return value;
}
void setBool(std::string name, bool value)
{
if(value)
set(name, "true");
else
set(name, "false");
}
void setS32(std::string name, s32 value)
{
set(name, itos(value));
}
void setFloat(std::string name, float value)
{
set(name, ftos(value));
}
void setV3F(std::string name, v3f value)
{
std::ostringstream os;
os<<"("<<value.X<<","<<value.Y<<","<<value.Z<<")";
set(name, os.str());
}
void setU64(std::string name, u64 value)
{
std::ostringstream os;
os<<value;
set(name, os.str());
}
void clear()
{
JMutexAutoLock lock(m_mutex);
m_settings.clear();
m_defaults.clear();
}
Settings & operator+=(Settings &other)
{
JMutexAutoLock lock(m_mutex);
JMutexAutoLock lock2(other.m_mutex);
if(&other == this)
return *this;
for(core::map<std::string, std::string>::Iterator
i = other.m_settings.getIterator();
i.atEnd() == false; i++)
{
m_settings.insert(i.getNode()->getKey(),
i.getNode()->getValue());
}
for(core::map<std::string, std::string>::Iterator
i = other.m_defaults.getIterator();
i.atEnd() == false; i++)
{
m_defaults.insert(i.getNode()->getKey(),
i.getNode()->getValue());
}
return *this;
}
Settings & operator=(Settings &other)
{
JMutexAutoLock lock(m_mutex);
JMutexAutoLock lock2(other.m_mutex);
if(&other == this)
return *this;
clear();
(*this) += other;
return *this;
}
private:
core::map<std::string, std::string> m_settings;
core::map<std::string, std::string> m_defaults;
// All methods that access m_settings/m_defaults directly should lock this.
JMutex m_mutex;
};
/*
FIFO queue (well, actually a FILO also)
*/