ParameterGroupDataPrivate::~ParameterGroupDataPrivate( )
{
for ( ParameterGroupSpec::iterator it = getParameterGroupSpec()->beginParameterSpecs() ; it != getParameterGroupSpec()->endParameterSpecs() ; ++it )
{
if ( isParameterPointer( it->first ) )
{
size_t arraySize = std::max( 1u, it->first.getArraySize() );
for ( size_t index = 0; index < arraySize; ++index )
{
updateString( it, index, nullptr );
}
}
}
}
const void * ParameterGroupData::getParameter( dp::fx::ParameterGroupSpec::iterator it ) const
{
DP_ASSERT( it != m_parameterGroupSpec->endParameterSpecs() );
//DP_ASSERT( ( it->first.getType() & ( dp::fx::PT_SCALAR_TYPE_MASK | dp::fx::PT_SCALAR_MODIFIER_MASK ) ) == it->first.getType() );
DP_ASSERT( it->second + it->first.getSizeInByte() <= m_data.size() );
if ( isParameterPointer( it->first ) )
{
// return a pointer to a constant pointer of char
return( *reinterpret_cast<char *const *>(&m_data[it->second]) );
}
else
{
return( &m_data[it->second] );
}
}
void ParameterGroupDataPrivate::setParameter( dp::fx::ParameterGroupSpec::iterator it, const void * value )
{
DP_ASSERT( it != m_parameterGroupSpec->endParameterSpecs() );
if ( isParameterPointer( it->first ) )
{
DP_ASSERT( it->first.getArraySize() == 0 );
updateString( it, 0, reinterpret_cast<const char*>(value) );
}
else
{
unsigned int elementSize = it->first.getElementSizeInBytes();
const char * charValue = reinterpret_cast<const char *>(value);
unsigned int count = std::max( dp::checked_cast<unsigned int>(it->first.getArraySize()), (unsigned int)(1) );
for ( unsigned int i=0 ; i<count ; i++ )
{
updateValue( it, i, charValue );
charValue += elementSize;
}
}
}
bool ParameterGroupData::operator ==( const ParameterGroupData& rhs) const
{
if ( this == &rhs )
{
return true;
}
else
{
DP_ASSERT( m_parameterGroupSpec );
bool equal = m_name == rhs.m_name;
for ( ParameterGroupSpec::iterator it = m_parameterGroupSpec->beginParameterSpecs() ; equal && it != m_parameterGroupSpec->endParameterSpecs() ; ++it )
{
const void *pLhs = getParameter( it );
const void *pRhs = rhs.getParameter( it );
if ( isParameterPointer( it->first) )
{
if ( pLhs != pRhs )
{
// both pointers are non-zero. Do a string compare
if ( pLhs != nullptr && pRhs != nullptr )
{
equal = strcmp( reinterpret_cast<const char *>(pLhs), reinterpret_cast<const char*>(pRhs) ) == 0;
}
// either one of the pointers is zero while the other is not. different.
else
{
equal = false;
}
}
}
else
{
equal = ( memcmp( pLhs, pRhs, it->first.getSizeInByte() ) == 0 );
}
}
return( equal );
}
}