mirror of
https://github.com/godotengine/godot.git
synced 2024-12-21 10:25:24 +08:00
da1f80c1f2
This reverts commit 78b22393a8.
It caused a regression in FBX import leading to crashes.
Fixes #36908.
419 lines
13 KiB
C++
419 lines
13 KiB
C++
/*
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---------------------------------------------------------------------------
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Open Asset Import Library (assimp)
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---------------------------------------------------------------------------
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Copyright (c) 2006-2019, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the following
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conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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---------------------------------------------------------------------------
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*/
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/** @file DefaultLogger.cpp
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* @brief Implementation of DefaultLogger (and Logger)
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*/
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// Default log streams
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#include "Win32DebugLogStream.h"
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#include "StdOStreamLogStream.h"
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#include "FileLogStream.h"
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#include <assimp/StringUtils.h>
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#include <assimp/DefaultIOSystem.h>
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#include <assimp/NullLogger.hpp>
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#include <assimp/DefaultLogger.hpp>
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#include <assimp/ai_assert.h>
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#include <iostream>
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#include <stdio.h>
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#ifndef ASSIMP_BUILD_SINGLETHREADED
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# include <thread>
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# include <mutex>
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std::mutex loggerMutex;
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#endif
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namespace Assimp {
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// ----------------------------------------------------------------------------------
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NullLogger DefaultLogger::s_pNullLogger;
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Logger *DefaultLogger::m_pLogger = &DefaultLogger::s_pNullLogger;
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static const unsigned int SeverityAll = Logger::Info | Logger::Err | Logger::Warn | Logger::Debugging;
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// ----------------------------------------------------------------------------------
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// Represents a log-stream + its error severity
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struct LogStreamInfo {
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unsigned int m_uiErrorSeverity;
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LogStream *m_pStream;
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// Constructor
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LogStreamInfo( unsigned int uiErrorSev, LogStream *pStream ) :
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m_uiErrorSeverity( uiErrorSev ),
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m_pStream( pStream ) {
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// empty
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}
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// Destructor
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~LogStreamInfo() {
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delete m_pStream;
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}
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};
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// ----------------------------------------------------------------------------------
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// Construct a default log stream
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LogStream* LogStream::createDefaultStream(aiDefaultLogStream streams,
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const char* name /*= "AssimpLog.txt"*/,
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IOSystem* io /*= NULL*/)
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{
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switch (streams)
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{
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// This is a platform-specific feature
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case aiDefaultLogStream_DEBUGGER:
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#ifdef WIN32
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return new Win32DebugLogStream();
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#else
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return nullptr;
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#endif
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// Platform-independent default streams
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case aiDefaultLogStream_STDERR:
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return new StdOStreamLogStream(std::cerr);
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case aiDefaultLogStream_STDOUT:
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return new StdOStreamLogStream(std::cout);
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case aiDefaultLogStream_FILE:
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return (name && *name ? new FileLogStream(name,io) : nullptr );
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default:
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// We don't know this default log stream, so raise an assertion
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ai_assert(false);
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};
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// For compilers without dead code path detection
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return NULL;
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}
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// ----------------------------------------------------------------------------------
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// Creates the only singleton instance
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Logger *DefaultLogger::create(const char* name /*= "AssimpLog.txt"*/,
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LogSeverity severity /*= NORMAL*/,
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unsigned int defStreams /*= aiDefaultLogStream_DEBUGGER | aiDefaultLogStream_FILE*/,
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IOSystem* io /*= NULL*/) {
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// enter the mutex here to avoid concurrency problems
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#ifndef ASSIMP_BUILD_SINGLETHREADED
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std::lock_guard<std::mutex> lock(loggerMutex);
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#endif
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if ( m_pLogger && !isNullLogger() ) {
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delete m_pLogger;
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}
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m_pLogger = new DefaultLogger( severity );
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// Attach default log streams
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// Stream the log to the MSVC debugger?
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if ( defStreams & aiDefaultLogStream_DEBUGGER ) {
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m_pLogger->attachStream( LogStream::createDefaultStream( aiDefaultLogStream_DEBUGGER ) );
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}
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// Stream the log to COUT?
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if ( defStreams & aiDefaultLogStream_STDOUT ) {
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m_pLogger->attachStream( LogStream::createDefaultStream( aiDefaultLogStream_STDOUT ) );
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}
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// Stream the log to CERR?
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if ( defStreams & aiDefaultLogStream_STDERR ) {
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m_pLogger->attachStream( LogStream::createDefaultStream( aiDefaultLogStream_STDERR ) );
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}
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// Stream the log to a file
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if ( defStreams & aiDefaultLogStream_FILE && name && *name ) {
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m_pLogger->attachStream( LogStream::createDefaultStream( aiDefaultLogStream_FILE, name, io ) );
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}
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return m_pLogger;
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}
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// ----------------------------------------------------------------------------------
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void Logger::debug(const char* message) {
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// SECURITY FIX: otherwise it's easy to produce overruns since
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// sometimes importers will include data from the input file
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// (i.e. node names) in their messages.
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if (strlen(message)>MAX_LOG_MESSAGE_LENGTH) {
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return;
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}
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return OnDebug(message);
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}
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// ----------------------------------------------------------------------------------
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void Logger::info(const char* message) {
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// SECURITY FIX: see above
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if (strlen(message)>MAX_LOG_MESSAGE_LENGTH) {
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return;
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}
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return OnInfo(message);
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}
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// ----------------------------------------------------------------------------------
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void Logger::warn(const char* message) {
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// SECURITY FIX: see above
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if (strlen(message)>MAX_LOG_MESSAGE_LENGTH) {
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return;
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}
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return OnWarn(message);
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}
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// ----------------------------------------------------------------------------------
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void Logger::error(const char* message) {
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// SECURITY FIX: see above
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if (strlen(message)>MAX_LOG_MESSAGE_LENGTH) {
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return;
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}
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return OnError(message);
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}
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// ----------------------------------------------------------------------------------
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void DefaultLogger::set( Logger *logger ) {
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// enter the mutex here to avoid concurrency problems
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#ifndef ASSIMP_BUILD_SINGLETHREADED
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std::lock_guard<std::mutex> lock(loggerMutex);
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#endif
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if ( nullptr == logger ) {
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logger = &s_pNullLogger;
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}
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if ( nullptr != m_pLogger && !isNullLogger() ) {
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delete m_pLogger;
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}
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DefaultLogger::m_pLogger = logger;
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}
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// ----------------------------------------------------------------------------------
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bool DefaultLogger::isNullLogger() {
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return m_pLogger == &s_pNullLogger;
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}
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// ----------------------------------------------------------------------------------
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Logger *DefaultLogger::get() {
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return m_pLogger;
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}
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// ----------------------------------------------------------------------------------
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// Kills the only instance
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void DefaultLogger::kill() {
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// enter the mutex here to avoid concurrency problems
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#ifndef ASSIMP_BUILD_SINGLETHREADED
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std::lock_guard<std::mutex> lock(loggerMutex);
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#endif
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if ( m_pLogger == &s_pNullLogger ) {
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return;
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}
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delete m_pLogger;
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m_pLogger = &s_pNullLogger;
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}
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// ----------------------------------------------------------------------------------
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// Debug message
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void DefaultLogger::OnDebug( const char* message ) {
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if ( m_Severity == Logger::NORMAL ) {
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return;
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}
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static const size_t Size = MAX_LOG_MESSAGE_LENGTH + 16;
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char msg[Size];
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ai_snprintf(msg, Size, "Debug, T%u: %s", GetThreadID(), message);
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WriteToStreams( msg, Logger::Debugging );
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}
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// ----------------------------------------------------------------------------------
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// Logs an info
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void DefaultLogger::OnInfo( const char* message ){
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static const size_t Size = MAX_LOG_MESSAGE_LENGTH + 16;
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char msg[Size];
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ai_snprintf(msg, Size, "Info, T%u: %s", GetThreadID(), message );
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WriteToStreams( msg , Logger::Info );
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}
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// ----------------------------------------------------------------------------------
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// Logs a warning
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void DefaultLogger::OnWarn( const char* message ) {
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static const size_t Size = MAX_LOG_MESSAGE_LENGTH + 16;
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char msg[Size];
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ai_snprintf(msg, Size, "Warn, T%u: %s", GetThreadID(), message );
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WriteToStreams( msg, Logger::Warn );
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}
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// ----------------------------------------------------------------------------------
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// Logs an error
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void DefaultLogger::OnError( const char* message ) {
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static const size_t Size = MAX_LOG_MESSAGE_LENGTH + 16;
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char msg[ Size ];
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ai_snprintf(msg, Size, "Error, T%u: %s", GetThreadID(), message );
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WriteToStreams( msg, Logger::Err );
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}
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// ----------------------------------------------------------------------------------
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// Will attach a new stream
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bool DefaultLogger::attachStream( LogStream *pStream, unsigned int severity ) {
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if ( nullptr == pStream ) {
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return false;
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}
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if (0 == severity) {
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severity = Logger::Info | Logger::Err | Logger::Warn | Logger::Debugging;
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}
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for ( StreamIt it = m_StreamArray.begin();
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it != m_StreamArray.end();
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++it )
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{
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if ( (*it)->m_pStream == pStream ) {
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(*it)->m_uiErrorSeverity |= severity;
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return true;
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}
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}
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LogStreamInfo *pInfo = new LogStreamInfo( severity, pStream );
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m_StreamArray.push_back( pInfo );
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return true;
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}
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// ----------------------------------------------------------------------------------
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// Detach a stream
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bool DefaultLogger::detatchStream( LogStream *pStream, unsigned int severity ) {
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if ( nullptr == pStream ) {
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return false;
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}
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if (0 == severity) {
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severity = SeverityAll;
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}
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bool res( false );
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for ( StreamIt it = m_StreamArray.begin(); it != m_StreamArray.end(); ++it ) {
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if ( (*it)->m_pStream == pStream ) {
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(*it)->m_uiErrorSeverity &= ~severity;
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if ( (*it)->m_uiErrorSeverity == 0 ) {
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// don't delete the underlying stream 'cause the caller gains ownership again
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(**it).m_pStream = nullptr;
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delete *it;
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m_StreamArray.erase( it );
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res = true;
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break;
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}
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return true;
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}
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}
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return res;
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}
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// ----------------------------------------------------------------------------------
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// Constructor
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DefaultLogger::DefaultLogger(LogSeverity severity)
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: Logger ( severity )
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, noRepeatMsg (false)
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, lastLen( 0 ) {
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lastMsg[0] = '\0';
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}
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// ----------------------------------------------------------------------------------
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// Destructor
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DefaultLogger::~DefaultLogger() {
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for ( StreamIt it = m_StreamArray.begin(); it != m_StreamArray.end(); ++it ) {
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// also frees the underlying stream, we are its owner.
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delete *it;
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}
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}
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// ----------------------------------------------------------------------------------
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// Writes message to stream
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void DefaultLogger::WriteToStreams(const char *message, ErrorSeverity ErrorSev ) {
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ai_assert(nullptr != message);
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// Check whether this is a repeated message
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if (! ::strncmp( message,lastMsg, lastLen-1))
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{
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if (!noRepeatMsg)
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{
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noRepeatMsg = true;
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message = "Skipping one or more lines with the same contents\n";
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}
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else return;
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}
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else
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{
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// append a new-line character to the message to be printed
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lastLen = ::strlen(message);
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::memcpy(lastMsg,message,lastLen+1);
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::strcat(lastMsg+lastLen,"\n");
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message = lastMsg;
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noRepeatMsg = false;
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++lastLen;
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}
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for ( ConstStreamIt it = m_StreamArray.begin();
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it != m_StreamArray.end();
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++it)
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{
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if ( ErrorSev & (*it)->m_uiErrorSeverity )
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(*it)->m_pStream->write( message);
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}
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}
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// ----------------------------------------------------------------------------------
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// Returns thread id, if not supported only a zero will be returned.
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unsigned int DefaultLogger::GetThreadID()
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{
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// fixme: we can get this value via std::threads
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// std::this_thread::get_id().hash() returns a (big) size_t, not sure if this is useful in this case.
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#ifdef WIN32
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return (unsigned int)::GetCurrentThreadId();
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#else
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return 0; // not supported
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#endif
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}
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// ----------------------------------------------------------------------------------
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} // !namespace Assimp
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