bool GLCgShader::SetTexture(const str_type::string& name, TextureWeakPtr pTexture)
{
if (m_focus != Shader::SF_PIXEL)
{
ShowMessage("Shader::SetTexture - textures can't be set as vertex shader parameter", GSMT_ERROR);
return false;
}
CGparameter param = SeekParameter(name, m_params);
if (!param)
return ShowInvalidParameterWarning(m_shaderName, name);
DisableIfEnabled(param);
const GLTexture* textureObj = (GLTexture*)(pTexture.lock().get());
cgGLSetTextureParameter(param, textureObj->GetTextureInfo().m_texture);
if (CheckForError("Shader::SetTexture", m_shaderName))
return false;
cgGLEnableTextureParameter(param);
if (CheckForError("Shader::SetTexture", m_shaderName))
return false;
// add this param to the enabled texture parameter list so we can disable it with DisableTetureParams
m_enabledTextures.push_back(param);
return true;
}
bool CZipArchive::CloseNewFile()
{
if (m_iFileOpened != compress)
{
TRACE(_T("A new file must be opened.\n"));
return false;
}
m_info.m_stream.avail_in = 0;
int err = Z_OK;
if (CurrentFile()->m_uMethod == Z_DEFLATED)
while (err == Z_OK)
{
if (m_info.m_stream.avail_out == 0)
{
m_storage.Write(m_info.m_pBuffer, m_info.m_uComprLeft, false);
m_info.m_uComprLeft = 0;
m_info.m_stream.avail_out = m_info.m_pBuffer.GetSize();
m_info.m_stream.next_out = (unsigned char*)(char*)m_info.m_pBuffer;
}
DWORD uTotal = m_info.m_stream.total_out;
err = deflate(&m_info.m_stream, Z_FINISH);
m_info.m_uComprLeft += m_info.m_stream.total_out - uTotal;
}
if (err == Z_STREAM_END)
err = Z_OK;
CheckForError(err);
if (m_info.m_uComprLeft > 0)
m_storage.Write(m_info.m_pBuffer, m_info.m_uComprLeft, false);
if (CurrentFile()->m_uMethod == Z_DEFLATED)
{
err = deflateEnd(&m_info.m_stream);
CheckForError(err);
}
CurrentFile()->m_uComprSize = m_info.m_stream.total_out;
CurrentFile()->m_uUncomprSize = m_info.m_stream.total_in;
m_centralDir.CloseNewFile();
m_iFileOpened = nothing;
m_info.m_pBuffer.Release();
return true;
}
// seek
wxFileOffset wxFile::Seek(wxFileOffset ofs, wxSeekMode mode)
{
wxASSERT_MSG( IsOpened(), wxT("can't seek on closed file") );
wxCHECK_MSG( ofs != wxInvalidOffset || mode != wxFromStart,
wxInvalidOffset,
wxT("invalid absolute file offset") );
int origin;
switch ( mode ) {
default:
wxFAIL_MSG(wxT("unknown seek origin"));
case wxFromStart:
origin = SEEK_SET;
break;
case wxFromCurrent:
origin = SEEK_CUR;
break;
case wxFromEnd:
origin = SEEK_END;
break;
}
wxFileOffset iRc = wxSeek(m_fd, ofs, origin);
if ( CheckForError(iRc) )
{
wxLogSysError(_("can't seek on file descriptor %d"), m_fd);
}
return iRc;
}
bool GLCgShader::SetShader()
{
cgGLBindProgram(m_cgProgam);
if (CheckForError("cgGLBindProgram", m_shaderName))
return false;
cgUpdateProgramParameters(m_cgProgam);
if (CheckForError("cgUpdateProgramParameters", m_shaderName))
return false;
cgGLEnableProfile(m_cgProfile);
if (CheckForError("cgGLEnableProfile", m_shaderName))
return false;
return true;
}
GLCgShaderContext::GLCgShaderContext() :
m_cgContext(0)
{
m_cgContext = cgCreateContext();
CheckForError("GLCgShaderContext creating the context");
cgSetParameterSettingMode(m_cgContext, CG_DEFERRED_PARAMETER_SETTING);
CheckForError("GLCgShaderContext setting parameter mode");
#ifdef DEBUG
cgGLSetDebugMode(CG_TRUE);
#else
cgGLSetDebugMode(CG_FALSE);
#endif
m_latestFragmentProfile = cgGLGetLatestProfile(CG_GL_FRAGMENT);
m_latestVertexProfile = cgGLGetLatestProfile(CG_GL_VERTEX);
}
bool GLCgShader::SetConstant(const str_type::string& name, const math::Vector2 &v)
{
CGparameter param = SeekParameter(name, m_params);
if (!param)
return ShowInvalidParameterWarning(m_shaderName, name);
cgSetParameter2fv(param, (float*)&v);
if (CheckForError("Shader::SetConstant2F setting parameter", m_shaderName))
return false;
return true;
}
bool GLCgShader::SetConstant(const str_type::string& name, const int n)
{
CGparameter param = SeekParameter(name, m_params);
if (!param)
return ShowInvalidParameterWarning(m_shaderName, name);
cgSetParameter1i(param, n);
if (CheckForError("Shader::SetConstant1I setting parameter", m_shaderName))
return false;
return true;
}
void CDeflateCompressor::InitDecompression(CZipFileHeader* pFile, CZipCryptograph* pCryptograph)
{
CBaseLibCompressor::InitDecompression(pFile, pCryptograph);
if (m_pFile->m_uMethod == methodDeflate)
{
SetOpaque(&m_stream.opaque, &m_options);
CheckForError(zarch_inflateInit2_(&m_stream, -MAX_WBITS, ZLIB_VERSION, sizeof(zarch_z_stream)));
}
m_stream.total_out = 0;
m_stream.avail_in = 0;
}
bool GLCgShader::SetMatrixConstant(const str_type::string& name, const math::Matrix4x4 &matrix)
{
CGparameter param = SeekParameter(name, m_params);
if (!param)
return ShowInvalidParameterWarning(m_shaderName, name);
cgSetMatrixParameterfr(param, (float*)&matrix);
if (CheckForError("Shader::SetMatrixConstant setting parameter", m_shaderName))
return false;
return true;
}
bool GLCgShader::SetConstantArray(const str_type::string& name, unsigned int nElements, const boost::shared_array<const math::Vector2>& v)
{
CGparameter param = SeekParameter(name, m_params);
if (!param)
return ShowInvalidParameterWarning(m_shaderName, name);
cgGLSetParameterArray2f(param, 0, (long)nElements, (float*)v.get());
if (CheckForError("Shader::SetConstantArrayF setting parameter", m_shaderName))
return false;
return true;
}
// get current file offset
wxFileOffset wxFile::Tell() const
{
wxASSERT( IsOpened() );
wxFileOffset iRc = wxTell(m_fd);
if ( CheckForError(iRc) )
{
wxLogSysError(_("can't get seek position on file descriptor %d"), m_fd);
}
return iRc;
}
GLuint GLES2ShaderContext::CreateProgramFromCurrentShaders()
{
std::stringstream ss;
ss << m_currentVS->GetShaderName() << "(" << m_currentVS->GetShader() << ") / " << m_currentPS->GetShaderName()
<< " (" << m_currentPS->GetShader() << ")";
const str_type::string programName = ss.str();
const GLuint program = glCreateProgram();
if (program)
{
glAttachShader(program, m_currentVS->GetShader());
CheckForError(programName + " glAttachShader (vertex)");
glAttachShader(program, m_currentPS->GetShader());
CheckForError(programName + " glAttachShader (pixel)");
glLinkProgram(program);
GLint linkStatus = GL_FALSE;
glGetProgramiv(program, GL_LINK_STATUS, &linkStatus);
if (linkStatus != GL_TRUE)
{
m_logger.Log(programName + ": link failed", Platform::FileLogger::ERROR);
GLint bufLength = 0;
glGetProgramiv(program, GL_INFO_LOG_LENGTH, &bufLength);
if (bufLength)
{
char* buf = new char [bufLength];
if (buf)
{
glGetProgramInfoLog(program, bufLength, NULL, buf);
m_logger.Log(str_type::string("could not link program: ") + programName + buf, Platform::FileLogger::ERROR);
delete [] buf;
}
}
glDeleteProgram(program);
return 0;
}
}
return program;
}
void CDeflateCompressor::FinishCompression(bool bAfterException)
{
m_stream.avail_in = 0;
if (!bAfterException)
{
if (m_pFile->m_uMethod == methodDeflate)
{
int err;
do
{
if (m_stream.avail_out == 0)
{
FlushWriteBuffer();
m_stream.avail_out = m_pBuffer.GetSize();
m_stream.next_out = (zarch_Bytef*)(char*)m_pBuffer;
}
ZIP_SIZE_TYPE uTotal = m_stream.total_out;
err = zarch_deflate(&m_stream, Z_FINISH);
m_uComprLeft += m_stream.total_out - uTotal;
}
while (err == Z_OK);
if (err == Z_STREAM_END)
err = Z_OK;
CheckForError(err);
if (m_uComprLeft > 0)
FlushWriteBuffer();
CheckForError(zarch_deflateEnd(&m_stream));
}
// it may be increased by the encrypted header size in CZipFileHeader::PrepareData
m_pFile->m_uComprSize += m_stream.total_out;
m_pFile->m_uUncomprSize = m_stream.total_in;
}
EmptyPtrList();
ReleaseBuffer();
}
// open the file
bool wxFile::Open(const wxString& fileName, OpenMode mode, int accessMode)
{
int flags = O_BINARY;
switch ( mode )
{
case read:
flags |= O_RDONLY;
break;
case write_append:
if ( wxFile::Exists(fileName) )
{
flags |= O_WRONLY | O_APPEND;
break;
}
//else: fall through as write_append is the same as write if the
// file doesn't exist
wxFALLTHROUGH;
case write:
flags |= O_WRONLY | O_CREAT | O_TRUNC;
break;
case write_excl:
flags |= O_WRONLY | O_CREAT | O_EXCL;
break;
case read_write:
flags |= O_RDWR;
break;
}
#ifdef __WINDOWS__
// only read/write bits for "all" are supported by this function under
// Windows, and VC++ 8 returns EINVAL if any other bits are used in
// accessMode, so clear them as they have at best no effect anyhow
accessMode &= wxS_IRUSR | wxS_IWUSR;
#endif // __WINDOWS__
int fildes = wxOpen( fileName, flags, accessMode);
if ( CheckForError(fildes) )
{
wxLogSysError(_("can't open file '%s'"), fileName);
return false;
}
Attach(fildes);
return true;
}
// read
ssize_t wxFile::Read(void *pBuf, size_t nCount)
{
wxCHECK( (pBuf != NULL) && IsOpened(), 0 );
ssize_t iRc = wxRead(m_fd, pBuf, nCount);
if ( CheckForError(iRc) )
{
wxLogSysError(_("can't read from file descriptor %d"), m_fd);
return wxInvalidOffset;
}
return iRc;
}
// write
size_t wxFile::Write(const void *pBuf, size_t nCount)
{
wxCHECK( (pBuf != NULL) && IsOpened(), 0 );
ssize_t iRc = wxWrite(m_fd, pBuf, nCount);
if ( CheckForError(iRc) )
{
wxLogSysError(_("can't write to file descriptor %d"), m_fd);
iRc = 0;
}
return iRc;
}
bool GLCgShader::CreateCgProgram()
{
DestroyCgProgram();
m_cgProgam = cgCreateProgram(
m_cgContext,
CG_SOURCE,
m_shaderCode.c_str(),
m_cgProfile,
m_entry.empty() ? NULL : m_entry.c_str(),
NULL);
if (CheckForError("Shader::LoadShader creating program from file", m_shaderName))
return false;
// compile shader
cgGLLoadProgram(m_cgProgam);
if (CheckForError("GS_SHADER::CompileShader loading the program", m_shaderName))
return false;
FillParameters(CG_GLOBAL);
FillParameters(CG_PROGRAM);
return true;
}
bool CZipArchive::WriteNewFile(void *pBuf, DWORD iSize)
{
if (m_iFileOpened != compress)
{
TRACE(_T("A new file must be opened.\n"));
return false;
}
m_info.m_stream.next_in = (unsigned char*)pBuf;
m_info.m_stream.avail_in = iSize;
CurrentFile()->m_uCrc32 = crc32(CurrentFile()->m_uCrc32, (unsigned char*)pBuf, iSize);
while (m_info.m_stream.avail_in > 0)
{
if (m_info.m_stream.avail_out == 0)
{
m_storage.Write(m_info.m_pBuffer, m_info.m_uComprLeft, false);
m_info.m_uComprLeft = 0;
m_info.m_stream.avail_out = m_info.m_pBuffer.GetSize();
m_info.m_stream.next_out = (unsigned char*)(char*)m_info.m_pBuffer;
}
if (CurrentFile()->m_uMethod == Z_DEFLATED)
{
DWORD uTotal = m_info.m_stream.total_out;
int err = deflate(&m_info.m_stream, Z_NO_FLUSH);
CheckForError(err);
m_info.m_uComprLeft += m_info.m_stream.total_out - uTotal;
}
else
{
DWORD uToCopy = (m_info.m_stream.avail_in < m_info.m_stream.avail_out)
? m_info.m_stream.avail_in : m_info.m_stream.avail_out;
memcpy(m_info.m_stream.next_out, m_info.m_stream.next_in, uToCopy);
m_info.m_stream.avail_in -= uToCopy;
m_info.m_stream.avail_out -= uToCopy;
m_info.m_stream.next_in += uToCopy;
m_info.m_stream.next_out += uToCopy;
m_info.m_stream.total_in += uToCopy;
m_info.m_stream.total_out += uToCopy;
m_info.m_uComprLeft += uToCopy;
}
}
return true;
}
// close
bool wxFile::Close()
{
if ( IsOpened() ) {
if ( CheckForError(wxClose(m_fd)) )
{
wxLogSysError(_("can't close file descriptor %d"), m_fd);
m_fd = fd_invalid;
return false;
}
else
m_fd = fd_invalid;
}
return true;
}
// flush
bool wxFile::Flush()
{
#ifdef HAVE_FSYNC
// fsync() only works on disk files and returns errors for pipes, don't
// call it then
if ( IsOpened() && GetKind() == wxFILE_KIND_DISK )
{
if ( CheckForError(wxFsync(m_fd)) )
{
wxLogSysError(_("can't flush file descriptor %d"), m_fd);
return false;
}
}
#endif // HAVE_FSYNC
return true;
}
// create the file, fail if it already exists and bOverwrite
bool wxFile::Create(const wxString& fileName, bool bOverwrite, int accessMode)
{
// if bOverwrite we create a new file or truncate the existing one,
// otherwise we only create the new file and fail if it already exists
int fd = wxOpen( fileName,
O_BINARY | O_WRONLY | O_CREAT |
(bOverwrite ? O_TRUNC : O_EXCL),
accessMode );
if ( CheckForError(fd) )
{
wxLogSysError(_("can't create file '%s'"), fileName);
return false;
}
Attach(fd);
return true;
}
bool GLCgShader::LoadShaderFromString(
ShaderContextPtr context,
const str_type::string& shaderName,
const std::string& codeAsciiString,
const SHADER_FOCUS focus,
const SHADER_PROFILE profile,
const char *entry)
{
if (entry)
m_entry = entry;
m_shaderCode = codeAsciiString;
m_cgContext = ExtractCgContext(context);
m_shaderName = shaderName;
m_focus = focus;
m_profile = profile;
if (focus == Shader::SF_PIXEL)
{
//CGprofile latestProfile = cgGLGetLatestProfile(CG_GL_FRAGMENT);
m_cgProfile = CG_PROFILE_ARBFP1;
}
else
{
#ifdef MACOSX
m_cgProfile = CG_PROFILE_ARBVP1;
#else
m_cgProfile = cgGLGetLatestProfile(CG_GL_VERTEX);
#endif
}
cgGLSetOptimalOptions(m_cgProfile);
if (CheckForError("Shader::LoadShader setting optimal options", m_shaderName))
return false;
if (CreateCgProgram())
{
m_video->InsertRecoverableResource(this);
}
else
{
return false;
}
return true;
}
bool CZipArchive::OpenFile(WORD uIndex)
{
if (!m_centralDir.IsValidIndex(uIndex))
return false;
if (m_storage.IsSpanMode() == 1)
{
TRACE(_T("You cannot extract from the span in creation.\n"));
return false;
}
if (m_iFileOpened)
{
TRACE(_T("A file already opened.\n"));
return false;
}
m_info.Init();
m_centralDir.OpenFile(uIndex);
WORD uMethod = CurrentFile()->m_uMethod;
if ((uMethod != 0) &&(uMethod != Z_DEFLATED))
ThrowError(ZIP_BADZIPFILE);
if (uMethod == Z_DEFLATED)
{
m_info.m_stream.opaque = m_bDetectZlibMemoryLeaks ? &m_list : 0;
int err = inflateInit2(&m_info.m_stream, -MAX_WBITS);
// * windowBits is passed < 0 to tell that there is no zlib header.
// * Note that in this case inflate *requires* an extra "dummy" byte
// * after the compressed stream in order to complete decompression and
// * return Z_STREAM_END.
CheckForError(err);
}
m_info.m_uComprLeft = CurrentFile()->m_uComprSize;
m_info.m_uUncomprLeft = CurrentFile()->m_uUncomprSize;
m_info.m_uCrc32 = 0;
m_info.m_stream.total_out = 0;
m_info.m_stream.avail_in = 0;
m_iFileOpened = extract;
return true;
}
void GLES2ShaderContext::CreateProgram()
{
GLuint currentProgram = 0;
{
const std::size_t programHash = ComputeProgramHashValue(m_currentVS, m_currentPS);
std::map<std::size_t, GLuint>::iterator iter = m_programs.find(programHash);
if (iter == m_programs.end())
{
std::stringstream ss;
ss << "#" << programHash << " - " << m_currentVS->GetShaderName() << " @ " << m_currentPS->GetShaderName();
const str_type::string programName = ss.str();
const GLuint program = CreateProgramFromCurrentShaders();
if (program)
{
m_programs[programHash] = program;
currentProgram = program;
m_logger.Log(programName + " successfully created", Platform::FileLogger::INFO);
if (!FindLocations(currentProgram))
{
m_logger.Log(m_currentVS->GetShaderName() + m_currentPS->GetShaderName() + " does not have necessary attribs", Platform::FileLogger::ERROR);
}
}
else
{
m_logger.Log(programName + " failed", Platform::FileLogger::ERROR);
}
}
else
{
currentProgram = iter->second;
}
if (m_currentProgram != currentProgram)
{
m_currentProgram = currentProgram;
glUseProgram(currentProgram);
CheckForError("glUseProgram");
}
}
}
void CDeflateCompressor::InitCompression(int iLevel, CZipFileHeader* pFile, CZipCryptograph* pCryptograph)
{
CZipCompressor::InitCompression(iLevel, pFile, pCryptograph);
m_stream.avail_in = (zarch_uInt)0;
m_stream.avail_out = (zarch_uInt)m_pBuffer.GetSize();
m_stream.next_out = (zarch_Bytef*)(char*)m_pBuffer;
m_stream.total_in = 0;
m_stream.total_out = 0;
if (pFile->m_uMethod == methodDeflate)
{
SetOpaque(&m_stream.opaque, &m_options);
int err = zarch_deflateInit2_(&m_stream, iLevel,
Z_DEFLATED, -MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY, ZLIB_VERSION, sizeof(zarch_z_stream));
CheckForError(err);
}
}
void CDeflateCompressor::Compress(const void *pBuffer, DWORD uSize)
{
UpdateFileCrc(pBuffer, uSize);
if (m_pFile->m_uMethod == methodDeflate)
{
m_stream.next_in = (zarch_Bytef*)pBuffer;
m_stream.avail_in = uSize;
while (m_stream.avail_in > 0)
{
if (m_stream.avail_out == 0)
{
FlushWriteBuffer();
m_stream.avail_out = m_pBuffer.GetSize();
m_stream.next_out = (zarch_Bytef*)(char*)m_pBuffer;
}
ZIP_ZLIB_TYPE uTotal = m_stream.total_out;
CheckForError(zarch_deflate(&m_stream, Z_NO_FLUSH));
m_uComprLeft += m_stream.total_out - uTotal;
}
}
else if (uSize > 0)
{
if (m_pCryptograph)
{
if (m_pBuffer.GetSize() < uSize)
{
m_pBuffer.Allocate(uSize);
}
memcpy(m_pBuffer, pBuffer, uSize);
WriteBuffer(m_pBuffer, uSize);
}
else
m_pStorage->Write(pBuffer, uSize, false);
m_stream.total_in += uSize;
m_stream.total_out += uSize;
}
}
//-----------------------------------------------------------------------------
// Variable_BindParameter()
// Allocate a variable and bind it to the given statement.
//-----------------------------------------------------------------------------
static int Variable_BindParameter(
udt_Variable *self, // variable to bind
udt_Cursor *cursor, // cursor to bind to
SQLUSMALLINT position) // position to bind to
{
SQLSMALLINT inputOutputType;
SQLRETURN rc;
self->position = position;
if (self->input && self->output)
inputOutputType = SQL_PARAM_INPUT_OUTPUT;
else if (self->output)
inputOutputType = SQL_PARAM_OUTPUT;
else inputOutputType = SQL_PARAM_INPUT;
rc = SQLBindParameter(cursor->handle, position, inputOutputType,
self->type->cDataType, self->type->sqlDataType, self->size,
self->scale, self->data, self->bufferSize,
self->lengthOrIndicator);
if (CheckForError(cursor, rc, "Variable_BindParameter()") < 0)
return -1;
return 0;
}
//-----------------------------------------------------------------------------
// Variable_NewForResultSet()
// Create a new variable for the given position in the result set. The new
// variable is immediately bound to the statement as well.
//-----------------------------------------------------------------------------
static udt_Variable *Variable_NewForResultSet(
udt_Cursor *cursor, // cursor in use
SQLUSMALLINT position) // position in define list
{
SQLSMALLINT dataType, length, scale, nullable;
udt_VariableType *varType;
CEODBC_CHAR name[1];
udt_Variable *var;
SQLULEN size;
SQLRETURN rc;
// retrieve information about the column
rc = SQLDescribeCol(cursor->handle, position, name, sizeof(name), &length,
&dataType, &size, &scale, &nullable);
if (CheckForError(cursor, rc,
"Variable_NewForResultSet(): get column info") < 0)
return NULL;
// determine data type
varType = Variable_TypeBySqlDataType(cursor, dataType);
if (!varType)
return NULL;
// some ODBC drivers do not return a long string but instead return string
// with a size of zero; provide a workaround
if (size == 0) {
if (varType == &ceString_VariableType)
varType = &ceLongString_VariableType;
#if PY_MAJOR_VERSION < 3
else if (varType == &vt_Unicode)
varType = &vt_LongUnicode;
#endif
else if (varType == &vt_Binary)
varType = &vt_LongBinary;
}
// for long columns, set the size appropriately
if (varType == &vt_LongUnicode ||
#if PY_MAJOR_VERSION < 3
varType == &vt_LongString ||
#endif
varType == &vt_LongBinary) {
if (cursor->setOutputSize > 0 &&
(cursor->setOutputSizeColumn == 0 ||
position == cursor->setOutputSizeColumn))
size = cursor->setOutputSize;
else size = varType->defaultSize;
}
// create a variable of the correct type
var = Variable_InternalNew(cursor->fetchArraySize, varType, size, scale);
if (!var)
return NULL;
// bind the column
var->position = position;
rc = SQLBindCol(cursor->handle, position, var->type->cDataType,
var->data, var->bufferSize, var->lengthOrIndicator);
if (CheckForError(cursor, rc, "Variable_NewForResultSet(): bind()") < 0) {
Py_DECREF(var);
return NULL;
}
return var;
}
DWORD CDeflateCompressor::Decompress(void *pBuffer, DWORD uSize)
{
if (m_bDecompressionDone)
return 0;
DWORD uRead = 0;
if (m_pFile->m_uMethod == methodDeflate)
{
m_stream.next_out = (zarch_Bytef*)pBuffer;
m_stream.avail_out = uSize > m_uUncomprLeft ? (DWORD)m_uUncomprLeft : uSize;
// may happen when the file is 0 sized
bool bForce = m_stream.avail_out == 0 && m_uComprLeft > 0;
while (m_stream.avail_out > 0 || (bForce && m_uComprLeft > 0))
{
if (m_stream.avail_in == 0 /* && m_uComprLeft >= 0*/ // Also when there are zero bytes left. It should always be true.
)
{
DWORD uToRead = FillBuffer();
m_stream.next_in = (zarch_Bytef*)(char*)m_pBuffer;
m_stream.avail_in = uToRead;
}
ZIP_SIZE_TYPE uTotal = m_stream.total_out;
zarch_Bytef* pOldBuf = m_stream.next_out;
int ret = zarch_inflate(&m_stream, Z_SYNC_FLUSH);
// will not exceed DWORD
DWORD uToCopy = (DWORD)(m_stream.total_out - uTotal);
UpdateCrc(pOldBuf, uToCopy);
m_uUncomprLeft -= uToCopy;
uRead += uToCopy;
if (ret == Z_STREAM_END)
{
m_bDecompressionDone = true;
return uRead;
}
else
CheckForError(ret);
}
if (!uRead && m_options.m_bCheckLastBlock && uSize != 0)
{
if (zarch_inflate(&m_stream, Z_SYNC_FLUSH) != Z_STREAM_END)
// there were no more bytes to read and there was no ending block,
// otherwise the method would return earlier
ThrowError(CZipException::badZipFile);
}
}
else
{
if (m_uComprLeft < uSize)
uRead = (DWORD)m_uComprLeft;
else
uRead = uSize;
if (uRead > 0)
{
m_pStorage->Read(pBuffer, uRead, false);
if (m_pCryptograph)
m_pCryptograph->Decode((char*)pBuffer, uRead);
UpdateCrc(pBuffer, uRead);
m_uComprLeft -= uRead;
m_uUncomprLeft -= uRead;
m_stream.total_out += uRead;
}
}
return uRead;
}
bool GLES2ShaderContext::FindLocations(const GLuint program)
{
m_vertexPosLocations[program] = glGetAttribLocation(program, "vPosition");
m_texCoordLocations[program] = glGetAttribLocation(program, "vTexCoord");
return !CheckForError("GLES2ShaderContext::FindLocations - glGetAttribLocation");
}
