0ad/source/ps/CLogger.cpp
Ykkrosh 994ebd9836 Add a list of statically-constructed CStrIntern strings
Switch all the constant strings in graphics code to use the new
variables.
This avoids the cost of instantiating CStrInterns at runtime every
frame.

This was SVN commit r13906.
2013-09-29 13:19:52 +00:00

417 lines
11 KiB
C++

/* Copyright (C) 2012 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#include "precompiled.h"
#include "CLogger.h"
#include "CConsole.h"
#include "graphics/ShaderManager.h"
#include "graphics/TextRenderer.h"
#include "lib/ogl.h"
#include "lib/timer.h"
#include "lib/utf8.h"
#include "lib/sysdep/sysdep.h"
#include "ps/Font.h"
#include "ps/Profile.h"
#include "renderer/Renderer.h"
#include <ctime>
#include <iostream>
// Disable "'boost::algorithm::detail::is_classifiedF' : assignment operator could not be generated"
// and "find_format_store.hpp(74) : warning C4100: 'Input' : unreferenced formal parameter"
#if MSC_VERSION
#pragma warning(disable:4512)
#pragma warning(disable:4100)
#endif
#include <boost/algorithm/string/replace.hpp>
static const double RENDER_TIMEOUT = 10.0; // seconds before messages are deleted
static const double RENDER_TIMEOUT_RATE = 10.0; // number of timed-out messages deleted per second
static const size_t RENDER_LIMIT = 20; // maximum messages on screen at once
static const size_t BUFFER_SIZE = 1024;
// Set up a default logger that throws everything away, because that's
// better than crashing. (This is particularly useful for unit tests which
// don't care about any log output.)
struct BlackHoleStreamBuf : public std::streambuf
{
} blackHoleStreamBuf;
std::ostream blackHoleStream(&blackHoleStreamBuf);
CLogger nullLogger(&blackHoleStream, &blackHoleStream, false, true);
CLogger* g_Logger = &nullLogger;
const char* html_header0 =
"<!DOCTYPE html>\n"
"<meta charset=\"utf-8\">\n"
"<title>Pyrogenesis Log</title>\n"
"<style>"
"body { background: #eee; color: black; font-family: sans-serif; } "
"p { background: white; margin: 3px 0 3px 0; } "
".error { color: red; } "
".warning { color: blue; }"
"</style>\n"
"<h2>0 A.D. ";
const char* html_header1 = "</h2>\n";
CLogger::CLogger()
{
OsPath mainlogPath(psLogDir()/"mainlog.html");
m_MainLog = new std::ofstream(OsString(mainlogPath).c_str(), std::ofstream::out | std::ofstream::trunc);
OsPath interestinglogPath(psLogDir()/"interestinglog.html");
m_InterestingLog = new std::ofstream(OsString(interestinglogPath).c_str(), std::ofstream::out | std::ofstream::trunc);
m_OwnsStreams = true;
m_UseDebugPrintf = true;
Init();
}
CLogger::CLogger(std::ostream* mainLog, std::ostream* interestingLog, bool takeOwnership, bool useDebugPrintf)
{
m_MainLog = mainLog;
m_InterestingLog = interestingLog;
m_OwnsStreams = takeOwnership;
m_UseDebugPrintf = useDebugPrintf;
Init();
}
void CLogger::Init()
{
m_RenderLastEraseTime = -1.0;
// this is called too early to allow us to call timer_Time(),
// so we'll fill in the initial value later
m_NumberOfMessages = 0;
m_NumberOfErrors = 0;
m_NumberOfWarnings = 0;
//Write Headers for the HTML documents
*m_MainLog << html_header0 << "Main log" << html_header1;
//Write Headers for the HTML documents
*m_InterestingLog << html_header0 << "Main log (warnings and errors only)" << html_header1;
}
CLogger::~CLogger()
{
char buffer[128];
sprintf_s(buffer, ARRAY_SIZE(buffer), " with %d message(s), %d error(s) and %d warning(s).", m_NumberOfMessages,m_NumberOfErrors,m_NumberOfWarnings);
time_t t = time(NULL);
struct tm* now = localtime(&t);
char currentDate[17];
sprintf_s(currentDate, ARRAY_SIZE(currentDate), "%04d-%02d-%02d", 1900+now->tm_year, 1+now->tm_mon, now->tm_mday);
char currentTime[10];
sprintf_s(currentTime, ARRAY_SIZE(currentTime), "%02d:%02d:%02d", now->tm_hour, now->tm_min, now->tm_sec);
//Write closing text
*m_MainLog << "<p>Engine exited successfully on " << currentDate;
*m_MainLog << " at " << currentTime << buffer << "</p>\n";
*m_InterestingLog << "<p>Engine exited successfully on " << currentDate;
*m_InterestingLog << " at " << currentTime << buffer << "</p>\n";
if (m_OwnsStreams)
{
SAFE_DELETE(m_InterestingLog);
SAFE_DELETE(m_MainLog);
}
}
static std::string ToHTML(const wchar_t* message)
{
Status err;
std::string cmessage = utf8_from_wstring(message, &err);
boost::algorithm::replace_all(cmessage, "&", "&amp;");
boost::algorithm::replace_all(cmessage, "<", "&lt;");
return cmessage;
}
void CLogger::WriteMessage(const wchar_t* message, bool doRender = false)
{
std::string cmessage = ToHTML(message);
CScopeLock lock(m_Mutex);
++m_NumberOfMessages;
// if (m_UseDebugPrintf)
// debug_printf(L"MESSAGE: %ls\n", message);
*m_MainLog << "<p>" << cmessage << "</p>\n";
m_MainLog->flush();
if (doRender)
{
if (g_Console) g_Console->InsertMessage(L"INFO: %ls", message);
PushRenderMessage(Normal, message);
}
}
void CLogger::WriteError(const wchar_t* message)
{
std::string cmessage = ToHTML(message);
CScopeLock lock(m_Mutex);
++m_NumberOfErrors;
if (m_UseDebugPrintf)
debug_printf(L"ERROR: %ls\n", message);
if (g_Console) g_Console->InsertMessage(L"ERROR: %ls", message);
*m_InterestingLog << "<p class=\"error\">ERROR: " << cmessage << "</p>\n";
m_InterestingLog->flush();
*m_MainLog << "<p class=\"error\">ERROR: " << cmessage << "</p>\n";
m_MainLog->flush();
PushRenderMessage(Error, message);
}
void CLogger::WriteWarning(const wchar_t* message)
{
std::string cmessage = ToHTML(message);
CScopeLock lock(m_Mutex);
++m_NumberOfWarnings;
if (m_UseDebugPrintf)
debug_printf(L"WARNING: %ls\n", message);
if (g_Console) g_Console->InsertMessage(L"WARNING: %ls", message);
*m_InterestingLog << "<p class=\"warning\">WARNING: " << cmessage << "</p>\n";
m_InterestingLog->flush();
*m_MainLog << "<p class=\"warning\">WARNING: " << cmessage << "</p>\n";
m_MainLog->flush();
PushRenderMessage(Warning, message);
}
void CLogger::LogMessage(const wchar_t* fmt, ...)
{
va_list argp;
wchar_t buffer[BUFFER_SIZE] = {0};
va_start(argp, fmt);
if (sys_vswprintf(buffer, ARRAY_SIZE(buffer), fmt, argp) == -1)
{
// Buffer too small - ensure the string is nicely terminated
wcscpy_s(buffer+ARRAY_SIZE(buffer)-4, 4, L"...");
}
va_end(argp);
WriteMessage(buffer);
}
void CLogger::LogMessageRender(const wchar_t* fmt, ...)
{
va_list argp;
wchar_t buffer[BUFFER_SIZE] = {0};
va_start(argp, fmt);
if (sys_vswprintf(buffer, ARRAY_SIZE(buffer), fmt, argp) == -1)
{
// Buffer too small - ensure the string is nicely terminated
wcscpy_s(buffer+ARRAY_SIZE(buffer)-4, 4, L"...");
}
va_end(argp);
WriteMessage(buffer, true);
}
void CLogger::LogWarning(const wchar_t* fmt, ...)
{
va_list argp;
wchar_t buffer[BUFFER_SIZE] = {0};
va_start(argp, fmt);
if (sys_vswprintf(buffer, ARRAY_SIZE(buffer), fmt, argp) == -1)
{
// Buffer too small - ensure the string is nicely terminated
wcscpy_s(buffer+ARRAY_SIZE(buffer)-4, 4, L"...");
}
va_end(argp);
WriteWarning(buffer);
}
void CLogger::LogError(const wchar_t* fmt, ...)
{
va_list argp;
wchar_t buffer[BUFFER_SIZE] = {0};
va_start(argp, fmt);
if (sys_vswprintf(buffer, ARRAY_SIZE(buffer), fmt, argp) == -1)
{
// Buffer too small - ensure the string is nicely terminated
wcscpy_s(buffer+ARRAY_SIZE(buffer)-4, 4, L"...");
}
va_end(argp);
WriteError(buffer);
}
void CLogger::Render()
{
PROFILE3_GPU("logger");
CleanupRenderQueue();
CStrW font_name(L"mono-stroke-10");
CFont font(font_name);
int lineSpacing = font.GetLineSpacing();
CShaderTechniquePtr textTech = g_Renderer.GetShaderManager().LoadEffect(str_gui_text);
textTech->BeginPass();
CTextRenderer textRenderer(textTech->GetShader());
textRenderer.Font(font_name);
textRenderer.Color(1.0f, 1.0f, 1.0f);
// Offset by an extra 35px vertically to avoid the top bar.
textRenderer.Translate(4.0f, 35.0f + lineSpacing, 0.0f);
// (Lock must come after loading the CFont, since that might log error messages
// and attempt to lock the mutex recursively which is forbidden)
CScopeLock lock(m_Mutex);
for (std::deque<RenderedMessage>::iterator it = m_RenderMessages.begin(); it != m_RenderMessages.end(); ++it)
{
const wchar_t* type;
if (it->method == Normal)
{
type = L"info";
textRenderer.Color(0.0f, 0.8f, 0.0f);
}
else if (it->method == Warning)
{
type = L"warning";
textRenderer.Color(1.0f, 1.0f, 0.0f);
}
else
{
type = L"error";
textRenderer.Color(1.0f, 0.0f, 0.0f);
}
CMatrix3D savedTransform = textRenderer.GetTransform();
textRenderer.PrintfAdvance(L"[%8.3f] %ls: ", it->time, type);
// Display the actual message in white so it's more readable
textRenderer.Color(1.0f, 1.0f, 1.0f);
textRenderer.Put(0.0f, 0.0f, it->message.c_str());
textRenderer.SetTransform(savedTransform);
textRenderer.Translate(0.0f, (float)lineSpacing, 0.0f);
}
textRenderer.Render();
textTech->EndPass();
}
void CLogger::PushRenderMessage(ELogMethod method, const wchar_t* message)
{
double now = timer_Time();
// Add each message line separately
const wchar_t* pos = message;
const wchar_t* eol;
while ((eol = wcschr(pos, L'\n')) != NULL)
{
if (eol != pos)
{
RenderedMessage r = { method, now, std::wstring(pos, eol) };
m_RenderMessages.push_back(r);
}
pos = eol + 1;
}
// Add the last line, if we didn't end on a \n
if (*pos != L'\0')
{
RenderedMessage r = { method, now, std::wstring(pos) };
m_RenderMessages.push_back(r);
}
}
void CLogger::CleanupRenderQueue()
{
CScopeLock lock(m_Mutex);
if (m_RenderMessages.empty())
return;
double now = timer_Time();
// Initialise the timer on the first call (since we can't do it in the ctor)
if (m_RenderLastEraseTime == -1.0)
m_RenderLastEraseTime = now;
// Delete old messages, approximately at the given rate limit (and at most one per frame)
if (now - m_RenderLastEraseTime > 1.0/RENDER_TIMEOUT_RATE)
{
if (m_RenderMessages[0].time + RENDER_TIMEOUT < now)
{
m_RenderMessages.pop_front();
m_RenderLastEraseTime = now;
}
}
// If there's still too many then delete the oldest
if (m_RenderMessages.size() > RENDER_LIMIT)
m_RenderMessages.erase(m_RenderMessages.begin(), m_RenderMessages.end() - RENDER_LIMIT);
}
TestLogger::TestLogger()
{
m_OldLogger = g_Logger;
g_Logger = new CLogger(&m_Stream, &blackHoleStream, false, false);
}
TestLogger::~TestLogger()
{
delete g_Logger;
g_Logger = m_OldLogger;
}
std::wstring TestLogger::GetOutput()
{
Status err;
return wstring_from_utf8(m_Stream.str(), &err);
}
TestStdoutLogger::TestStdoutLogger()
{
m_OldLogger = g_Logger;
g_Logger = new CLogger(&std::cout, &blackHoleStream, false, false);
}
TestStdoutLogger::~TestStdoutLogger()
{
delete g_Logger;
g_Logger = m_OldLogger;
}