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Merge pull request #1043 from assimp/new_obj_stream_handling 

New obj stream handling
pull/1055/head
Kim Kulling 2016-10-30 12:30:52 +01:00 committed by GitHub
parent 54c5acd02d 337990510c
commit 8b2f1085c7
15 changed files with 499 additions and 72 deletions
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1
code/BlenderLoader.h
View File

@ -105,7 +105,6 @@ public:
BlenderImporter();
~BlenderImporter();
public:
// --------------------

1
code/CMakeLists.txt
View File

@ -172,6 +172,7 @@ SET( Common_SRCS
Bitmap.h
XMLTools.h
Version.cpp
IOStreamBuffer.h
)
SOURCE_GROUP(Common FILES ${Common_SRCS})

4
code/DefaultIOStream.h
View File

@ -105,7 +105,7 @@ public:
void Flush();
private:
// File datastructure, using clib
// File data-structure, using clib
FILE* mFile;
// Filename
std::string mFilename;
@ -114,7 +114,6 @@ private:
mutable size_t mCachedSize;
};
// ----------------------------------------------------------------------------------
inline DefaultIOStream::DefaultIOStream () :
mFile (NULL),
@ -124,7 +123,6 @@ inline DefaultIOStream::DefaultIOStream () :
// empty
}
// ----------------------------------------------------------------------------------
inline DefaultIOStream::DefaultIOStream (FILE* pFile,
const std::string &strFilename) :

256
code/IOStreamBuffer.h 100644
View File

@ -0,0 +1,256 @@
#pragma once
/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2016, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
#include <assimp/types.h>
#include <assimp/IOStream.hpp>
#include "ParsingUtils.h"
#include <iostream>
namespace Assimp {
// ---------------------------------------------------------------------------
/**
* Implementation of a cached stream buffer.
*/
template<class T>
class IOStreamBuffer {
public:
/// @brief The class constructor.
IOStreamBuffer( size_t cache = 4096 * 4096 );
/// @brief The class destructor.
~IOStreamBuffer();
/// @brief Will open the cached access for a given stream.
/// @param stream The stream to cache.
/// @return true if successful.
bool open( IOStream *stream );
/// @brief Will close the cached access.
/// @return true if successful.
bool close();
/// @brief Returns the filesize.
/// @return The filesize.
size_t size() const;
/// @brief Returns the cache size.
/// @return The cache size.
size_t cacheSize() const;
/// @brief Will read the next block.
/// @return true if successful.
bool readNextBlock();
/// @brief Returns the number of blocks to read.
/// @return The number of blocks.
size_t getNumBlocks() const;
/// @brief Returns the current block index.
/// @return The current block index.
size_t getCurrentBlockIndex() const;
/// @brief Returns the current file pos.
/// @return The current file pos.
size_t getFilePos() const;
/// @brief Will read the next line.
/// @param buffer The buffer for the next line.
/// @return true if successful.
bool getNextLine( std::vector<T> &buffer );
private:
IOStream *m_stream;
size_t m_filesize;
size_t m_cacheSize;
size_t m_numBlocks;
size_t m_blockIdx;
std::vector<T> m_cache;
size_t m_cachePos;
size_t m_filePos;
};
template<class T>
inline
IOStreamBuffer<T>::IOStreamBuffer( size_t cache )
: m_stream( nullptr )
, m_filesize( 0 )
, m_cacheSize( cache )
, m_numBlocks( 0 )
, m_blockIdx( 0 )
, m_cachePos( 0 )
, m_filePos( 0 ) {
m_cache.resize( cache );
std::fill( m_cache.begin(), m_cache.end(), '\n' );
}
template<class T>
inline
IOStreamBuffer<T>::~IOStreamBuffer() {
// empty
}
template<class T>
inline
bool IOStreamBuffer<T>::open( IOStream *stream ) {
// file still opened!
if ( nullptr != m_stream ) {
return false;
}
// Invalid stream pointer
if ( nullptr == stream ) {
return false;
}
m_stream = stream;
m_filesize = m_stream->FileSize();
if ( m_filesize == 0 ) {
return false;
}
if ( m_filesize < m_cacheSize ) {
m_cacheSize = m_filesize;
}
m_numBlocks = m_filesize / m_cacheSize;
if ( ( m_filesize % m_cacheSize ) > 0 ) {
m_numBlocks++;
}
return true;
}
template<class T>
inline
bool IOStreamBuffer<T>::close() {
if ( nullptr == m_stream ) {
return false;
}
// init counters and state vars
m_stream = nullptr;
m_filesize = 0;
m_numBlocks = 0;
m_blockIdx = 0;
m_cachePos = 0;
m_filePos = 0;
return true;
}
template<class T>
inline
size_t IOStreamBuffer<T>::size() const {
return m_filesize;
}
template<class T>
inline
size_t IOStreamBuffer<T>::cacheSize() const {
return m_cacheSize;
}
template<class T>
inline
bool IOStreamBuffer<T>::readNextBlock() {
m_stream->Seek( m_filePos, aiOrigin_SET );
size_t readLen = m_stream->Read( &m_cache[ 0 ], sizeof( T ), m_cacheSize );
if ( readLen == 0 ) {
return false;
}
if ( readLen < m_cacheSize ) {
m_cacheSize = readLen;
}
m_filePos += m_cacheSize;
m_cachePos = 0;
m_blockIdx++;
return true;
}
template<class T>
inline
size_t IOStreamBuffer<T>::getNumBlocks() const {
return m_numBlocks;
}
template<class T>
inline
size_t IOStreamBuffer<T>::getCurrentBlockIndex() const {
return m_blockIdx;
}
template<class T>
inline
size_t IOStreamBuffer<T>::getFilePos() const {
return m_filePos;
}
template<class T>
inline
bool IOStreamBuffer<T>::getNextLine( std::vector<T> &buffer ) {
buffer.resize( m_cacheSize );
::memset( &buffer[ 0 ], '\n', m_cacheSize );
if ( m_cachePos == m_cacheSize || 0 == m_filePos ) {
if ( !readNextBlock() ) {
return false;
}
}
size_t i = 0;
while ( !IsLineEnd( m_cache[ m_cachePos ] ) ) {
buffer[ i ] = m_cache[ m_cachePos ];
m_cachePos++;
i++;
if ( m_cachePos >= m_cacheSize ) {
if ( !readNextBlock() ) {
return false;
}
}
}
m_cachePos++;
return true;
}
} // !ns Assimp

6
code/ObjFileData.h
View File

@ -104,7 +104,7 @@ struct Face
// ------------------------------------------------------------------------------------------------
//! \struct Object
//! \brief Stores all objects of an objfile object definition
//! \brief Stores all objects of an obj-file object definition
struct Object
{
enum ObjectType
@ -160,8 +160,8 @@ struct Material
aiString textureSpecularity;
aiString textureOpacity;
aiString textureDisp;
enum TextureType
{
enum TextureType {
TextureDiffuseType = 0,
TextureSpecularType,
TextureAmbientType,

28
code/ObjFileImporter.cpp
View File

@ -45,6 +45,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "ObjFileImporter.h"
#include "ObjFileParser.h"
#include "ObjFileData.h"
#include "IOStreamBuffer.h"
#include <memory>
#include <assimp/Importer.hpp>
#include <assimp/scene.h>
@ -126,8 +127,11 @@ void ObjFileImporter::InternReadFile( const std::string &file, aiScene* pScene,
throw DeadlyImportError( "OBJ-file is too small.");
}
IOStreamBuffer<char> streamedBuffer;
streamedBuffer.open( fileStream.get() );
// Allocate buffer and read file into it
TextFileToBuffer( fileStream.get(),m_Buffer);
//TextFileToBuffer( fileStream.get(),m_Buffer);
// Get the model name
std::string modelName, folderName;
@ -150,7 +154,7 @@ void ObjFileImporter::InternReadFile( const std::string &file, aiScene* pScene,
const unsigned int updateProgressEveryBytes = 100 * 1024;
const unsigned int progressTotal = (3*m_Buffer.size()/updateProgressEveryBytes);
// process all '\'
std::vector<char> ::iterator iter = m_Buffer.begin();
/*std::vector<char> ::iterator iter = m_Buffer.begin();
while (iter != m_Buffer.end())
{
if (*iter == '\\')
@ -169,17 +173,19 @@ void ObjFileImporter::InternReadFile( const std::string &file, aiScene* pScene,
m_progress->UpdateFileRead(++progress, progressTotal);
progressCounter = 0;
}
}
}*/
// 1/3rd progress
m_progress->UpdateFileRead(1, 3);
// parse the file into a temporary representation
ObjFileParser parser(m_Buffer, modelName, pIOHandler, m_progress, file);
ObjFileParser parser( streamedBuffer, modelName, pIOHandler, m_progress, file);
// And create the proper return structures out of it
CreateDataFromImport(parser.GetModel(), pScene);
streamedBuffer.close();
// Clean up allocated storage for the next import
m_Buffer.clear();
@ -291,9 +297,7 @@ aiNode *ObjFileImporter::createNodes(const ObjFile::Model* pModel, const ObjFile
// ------------------------------------------------------------------------------------------------
// Create topology data
aiMesh *ObjFileImporter::createTopology( const ObjFile::Model* pModel, const ObjFile::Object* pData,
unsigned int meshIndex )
{
aiMesh *ObjFileImporter::createTopology( const ObjFile::Model* pModel, const ObjFile::Object* pData, unsigned int meshIndex ) {
// Checking preconditions
ai_assert( NULL != pModel );
@ -477,19 +481,15 @@ void ObjFileImporter::createVertexArray(const ObjFile::Model* pModel,
aiFace *pDestFace = &pMesh->mFaces[ outIndex ];
const bool last = ( vertexIndex == pSourceFace->m_pVertices->size() - 1 );
if (pSourceFace->m_PrimitiveType != aiPrimitiveType_LINE || !last)
{
if (pSourceFace->m_PrimitiveType != aiPrimitiveType_LINE || !last) {
pDestFace->mIndices[ outVertexIndex ] = newIndex;
outVertexIndex++;
}
if (pSourceFace->m_PrimitiveType == aiPrimitiveType_POINT)
{
if (pSourceFace->m_PrimitiveType == aiPrimitiveType_POINT) {
outIndex++;
outVertexIndex = 0;
}
else if (pSourceFace->m_PrimitiveType == aiPrimitiveType_LINE)
{
} else if (pSourceFace->m_PrimitiveType == aiPrimitiveType_LINE) {
outVertexIndex = 0;
if(!last)

4
code/ObjFileImporter.h
View File

@ -50,8 +50,8 @@ struct aiNode;
namespace Assimp {
namespace ObjFile {
struct Object;
struct Model;
struct Object;
struct Model;
}
// ------------------------------------------------------------------------------------------------

48
code/ObjFileParser.cpp
View File

@ -38,8 +38,6 @@ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
---------------------------------------------------------------------------
*/
#ifndef ASSIMP_BUILD_NO_OBJ_IMPORTER
#include "ObjFileParser.h"
@ -54,16 +52,17 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <assimp/Importer.hpp>
#include <cstdlib>
namespace Assimp {
const std::string ObjFileParser::DEFAULT_MATERIAL = AI_DEFAULT_MATERIAL_NAME;
// -------------------------------------------------------------------
// Constructor with loaded data and directories.
ObjFileParser::ObjFileParser(std::vector<char> &data, const std::string &modelName, IOSystem *io, ProgressHandler* progress, const std::string &originalObjFileName) :
m_DataIt(data.begin()),
m_DataItEnd(data.end()),
ObjFileParser::ObjFileParser( IOStreamBuffer<char> &streamBuffer, const std::string &modelName,
IOSystem *io, ProgressHandler* progress,
const std::string &originalObjFileName) :
m_DataIt(),
m_DataItEnd(),
m_pModel(NULL),
m_uiLine(0),
m_pIO( io ),
@ -83,7 +82,7 @@ ObjFileParser::ObjFileParser(std::vector<char> &data, const std::string &modelNa
m_pModel->m_MaterialMap[ DEFAULT_MATERIAL ] = m_pModel->m_pDefaultMaterial;
// Start parsing the file
parseFile();
parseFile( streamBuffer );
}
// -------------------------------------------------------------------
@ -103,30 +102,31 @@ ObjFile::Model *ObjFileParser::GetModel() const
// -------------------------------------------------------------------
// File parsing method.
void ObjFileParser::parseFile()
{
if (m_DataIt == m_DataItEnd)
return;
void ObjFileParser::parseFile( IOStreamBuffer<char> &streamBuffer ) {
// only update every 100KB or it'll be too slow
const unsigned int updateProgressEveryBytes = 100 * 1024;
unsigned int progressCounter = 0;
const unsigned int bytesToProcess = std::distance(m_DataIt, m_DataItEnd);
const unsigned int bytesToProcess = streamBuffer.size();
const unsigned int progressTotal = 3 * bytesToProcess;
const unsigned int progressOffset = bytesToProcess;
unsigned int processed = 0;
size_t lastFilePos( 0 );
DataArrayIt lastDataIt = m_DataIt;
bool endOfFile( false );
std::vector<char> buffer;
while (m_DataIt != m_DataItEnd)
{
// Handle progress reporting
processed += std::distance(lastDataIt, m_DataIt);
lastDataIt = m_DataIt;
if (processed > (progressCounter * updateProgressEveryBytes))
{
//while ( m_DataIt != m_DataItEnd )
while ( streamBuffer.getNextLine( buffer ) ) {
m_DataIt = buffer.begin();
m_DataItEnd = buffer.end();
// Handle progress reporting
const size_t filePos( streamBuffer.getFilePos() );
if ( lastFilePos < filePos ) {
processed += filePos;
lastFilePos = filePos;
progressCounter++;
m_progress->UpdateFileRead(progressOffset + processed*2, progressTotal);
m_progress->UpdateFileRead( progressOffset + processed * 2, progressTotal );
}
// parse line
@ -149,8 +149,8 @@ void ObjFileParser::parseFile()
}
} else if (*m_DataIt == 't') {
// read in texture coordinate ( 2D or 3D )
++m_DataIt;
getVector( m_pModel->m_TextureCoord );
++m_DataIt;
getVector( m_pModel->m_TextureCoord );
} else if (*m_DataIt == 'n') {
// Read in normal vector definition
++m_DataIt;

5
code/ObjFileParser.h
View File

@ -46,6 +46,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <assimp/vector2.h>
#include <assimp/vector3.h>
#include <assimp/mesh.h>
#include "IOStreamBuffer.h"
namespace Assimp {
@ -72,7 +73,7 @@ public:
public:
/// \brief Constructor with data array.
ObjFileParser(std::vector<char> &Data, const std::string &strModelName, IOSystem* io, ProgressHandler* progress, const std::string &originalObjFileName);
ObjFileParser( IOStreamBuffer<char> &streamBuffer, const std::string &strModelName, IOSystem* io, ProgressHandler* progress, const std::string &originalObjFileName);
/// \brief Destructor
~ObjFileParser();
/// \brief Model getter.
@ -80,7 +81,7 @@ public:
private:
/// Parse the loaded file
void parseFile();
void parseFile( IOStreamBuffer<char> &streamBuffer );
/// Method to copy the new delimited word in the current line.
void copyNextWord(char *pBuffer, size_t length);
/// Method to copy the new line.

20
code/ObjTools.h
View File

@ -142,15 +142,15 @@ inline char_t getName( char_t it, char_t end, std::string &name )
}
char *pStart = &( *it );
while( !isEndOfBuffer( it, end ) && !IsLineEnd( *it ) ) {
while( !isEndOfBuffer( it, end ) && !IsLineEnd( *it ) && !IsSpaceOrNewLine( *it ) ) {
++it;
}
while( isEndOfBuffer( it, end ) || IsLineEnd( *it ) || IsSpaceOrNewLine( *it ) ) {
/*while( isEndOfBuffer( it, end ) || IsLineEnd( *it ) || IsSpaceOrNewLine( *it ) ) {
--it;
}
++it;
*/
// Get name
// if there is no name, and the previous char is a separator, come back to start
while (&(*it) < pStart) {
@ -246,6 +246,20 @@ string_type trim_whitespaces(string_type str)
return str;
}
template<class T>
bool hasLineEnd( T it, T end ) {
bool hasLineEnd( false );
while ( !isEndOfBuffer( it, end ) ) {
it++;
if ( IsLineEnd( it ) ) {
hasLineEnd = true;
break;
}
}
return hasLineEnd;
}
} // Namespace Assimp
#endif // OBJ_TOOLS_H_INC

4
code/glTFExporter.cpp
View File

@ -447,7 +447,7 @@ void ExportSkin(Asset& mAsset, const aiMesh* aim, Ref<Mesh>& meshRef, Ref<Buffer
unsigned int jointNamesIndex;
bool addJointToJointNames = true;
for (int idx_joint = 0; idx_joint < skinRef->jointNames.size(); ++idx_joint) {
for ( unsigned int idx_joint = 0; idx_joint < skinRef->jointNames.size(); ++idx_joint) {
if (skinRef->jointNames[idx_joint]->jointName.compare(nodeRef->jointName) == 0) {
addJointToJointNames = false;
jointNamesIndex = idx_joint;
@ -732,7 +732,7 @@ void glTFExporter::ExportMeshes()
// Create the Accessor for skinRef->inverseBindMatrices
if (createSkin) {
mat4* invBindMatrixData = new mat4[inverseBindMatricesData.size()];
for (int idx_joint = 0; idx_joint < inverseBindMatricesData.size(); ++idx_joint) {
for ( unsigned int idx_joint = 0; idx_joint < inverseBindMatricesData.size(); ++idx_joint) {
CopyValue(inverseBindMatricesData[idx_joint], invBindMatrixData[idx_joint]);
}

1
test/CMakeLists.txt
View File

@ -70,6 +70,7 @@ SET( TEST_SRCS
unit/utImporter.cpp
unit/utImproveCacheLocality.cpp
unit/utIOSystem.cpp
unit/utIOStreamBuffer.cpp
unit/utIssues.cpp
unit/utJoinVertices.cpp
unit/utLimitBoneWeights.cpp

62
test/unit/TestIOStream.h 100644
View File

@ -0,0 +1,62 @@
/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2016, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
#pragma once
#include "DefaultIOStream.h"
using namespace ::Assimp;
class TestDefaultIOStream : public DefaultIOStream {
public:
TestDefaultIOStream()
: DefaultIOStream() {
// empty
}
TestDefaultIOStream( FILE* pFile, const std::string &strFilename )
: DefaultIOStream( pFile, strFilename ) {
// empty
}
virtual ~TestDefaultIOStream() {
// empty
}
};

19
test/unit/utDefaultIOStream.cpp
View File

@ -37,7 +37,7 @@ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-------------------------------------------------------------------------*/
#include <gtest/gtest.h>
#include "DefaultIOStream.h"
#include "TestIOStream.h"
using namespace ::Assimp;
@ -45,23 +45,6 @@ class utDefaultIOStream : public ::testing::Test {
// empty
};
class TestDefaultIOStream : public DefaultIOStream {
public:
TestDefaultIOStream()
: DefaultIOStream() {
// empty
}
TestDefaultIOStream( FILE* pFile, const std::string &strFilename )
: DefaultIOStream( pFile, strFilename ) {
// empty
}
virtual ~TestDefaultIOStream() {
// empty
}
};
TEST_F( utDefaultIOStream, FileSizeTest ) {
char buffer[ L_tmpnam ];
tmpnam( buffer );

112
test/unit/utIOStreamBuffer.cpp 100644
View File

@ -0,0 +1,112 @@
/*
---------------------------------------------------------------------------
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2016, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the following
conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
---------------------------------------------------------------------------
*/
#include "UnitTestPCH.h"
#include "IOStreamBuffer.h"
#include "TestIOStream.h"
class IOStreamBufferTest : public ::testing::Test {
// empty
};
using namespace Assimp;
TEST_F( IOStreamBufferTest, creationTest ) {
bool ok( true );
try {
IOStreamBuffer<char> myBuffer;
} catch ( ... ) {
ok = false;
}
EXPECT_TRUE( ok );
}
TEST_F( IOStreamBufferTest, accessCacheSizeTest ) {
IOStreamBuffer<char> myBuffer1;
EXPECT_NE( 0, myBuffer1.cacheSize() );
IOStreamBuffer<char> myBuffer2( 100 );
EXPECT_EQ( 100, myBuffer2.cacheSize() );
}
TEST_F( IOStreamBufferTest, open_close_Test ) {
IOStreamBuffer<char> myBuffer;
EXPECT_FALSE( myBuffer.open( nullptr ) );
EXPECT_FALSE( myBuffer.close() );
char buffer[ L_tmpnam ];
tmpnam( buffer );
std::FILE *fs( std::fopen( buffer, "w+" ) );
size_t written( std::fwrite( buffer, 1, sizeof( char ) * L_tmpnam, fs ) );
std::fflush( fs );
TestDefaultIOStream myStream( fs, buffer );
EXPECT_TRUE( myBuffer.open( &myStream ) );
EXPECT_FALSE( myBuffer.open( &myStream ) );
EXPECT_TRUE( myBuffer.close() );
}
TEST_F( IOStreamBufferTest, readlineTest ) {
char buffer[ L_tmpnam ];
tmpnam( buffer );
std::FILE *fs( std::fopen( buffer, "w+" ) );
size_t written( std::fwrite( buffer, 1, sizeof( char ) * L_tmpnam, fs ) );
std::fflush( fs );
IOStreamBuffer<char> myBuffer( 26 );
EXPECT_EQ( 26, myBuffer.cacheSize() );
TestDefaultIOStream myStream( fs, buffer );
size_t size( myStream.FileSize() );
size_t numBlocks( size / myBuffer.cacheSize() );
if ( size % myBuffer.cacheSize() > 0 ) {
numBlocks++;
}
EXPECT_TRUE( myBuffer.open( &myStream ) );
EXPECT_EQ( numBlocks, myBuffer.getNumBlocks() );
EXPECT_TRUE( myBuffer.close() );
}
TEST_F( IOStreamBufferTest, accessBlockIndexTest ) {
}