ParameterGroupData::ParameterGroupData( const ParameterGroupData & rhs )
: Object( rhs )
{
m_objectCode = OC_PARAMETER_GROUP_DATA;
initSpec( rhs.getParameterGroupSpec() );
// fill the data area with the values from rhs
for ( ParameterGroupSpec::iterator it = m_parameterGroupSpec->beginParameterSpecs() ; it != m_parameterGroupSpec->endParameterSpecs() ; ++it )
{
if ( it->first.getType() & PT_POINTER_TYPE_MASK )
{
DP_ASSERT( ( it->first.getType() & PT_POINTER_TYPE_MASK ) == PT_SAMPLER_PTR );
setParameter( it, rhs.getParameter<SamplerSharedPtr>( it ) );
}
else
{
setParameter( it, rhs.getParameter( it ) );
}
}
}
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 );
}
}
