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implementation for mesh resolving. 

Signed-off-by: Kim Kulling <kim.kulling@googlemail.com>
pull/502/head
Kim Kulling 2015-03-17 14:25:40 +01:00
parent 0d5a2ce4c1
commit 59633d172f
1 changed files with 92 additions and 7 deletions
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97
code/OpenGEXImporter.cpp
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@ -162,12 +162,21 @@ namespace OpenGEX {
USE_ODDLPARSER_NS
//------------------------------------------------------------------------------------------------
OpenGEXImporter::RefInfo::RefInfo( aiNode *node, Type type, std::vector<std::string> &names )
: m_node( node )
, m_type( type )
, m_Names( names ) {
// empty
}
//------------------------------------------------------------------------------------------------
OpenGEXImporter::OpenGEXImporter()
: m_meshCache()
, m_mesh2refMap()
, m_ctx( NULL )
, m_currentNode( NULL ) {
, m_currentNode( NULL )
, m_unresolvedRefStack() {
// empty
}
@ -246,7 +255,12 @@ void OpenGEXImporter::handleNodes( DDLNode *node, aiScene *pScene ) {
break;
case Grammar::MaterialRefToken:
handleMaterialRefNode( *it, pScene );
break;
case Grammar::MetricKeyToken:
break;
case Grammar::GeometryNodeToken:
handleGeometryNode( *it, pScene );
break;
@ -256,12 +270,27 @@ void OpenGEXImporter::handleNodes( DDLNode *node, aiScene *pScene ) {
break;
case Grammar::TransformToken:
break;
case Grammar::MeshToken:
break;
case Grammar::VertexArrayToken:
break;
case Grammar::IndexArrayToken:
break;
case Grammar::MaterialToken:
handleMaterial( *it, pScene );
break;
case Grammar::ColorToken:
break;
case Grammar::TextureToken:
break;
default:
break;
}
@ -290,7 +319,7 @@ void OpenGEXImporter::handleMetricNode( DDLNode *node, aiScene *pScene ) {
if( Value::ddl_float == val->m_type ) {
m_metrics[ type ].m_floatValue = val->getFloat();
} else if( Value::ddl_int32 == val->m_type ) {
m_metrics[ type ].m_floatValue = val->getInt32();
m_metrics[ type ].m_intValue = val->getInt32();
} else if( Value::ddl_string == val->m_type ) {
m_metrics[type].m_stringValue = std::string( val->getString() );
} else {
@ -322,6 +351,24 @@ void OpenGEXImporter::handleNameNode( DDLNode *node, aiScene *pScene ) {
}
}
//------------------------------------------------------------------------------------------------
static void getRefNames( DDLNode *node, std::vector<std::string> &names ) {
ai_assert( NULL != node );
Reference *ref = node->getReferences();
if( NULL != ref ) {
for( size_t i = 0; i < ref->m_numRefs; i++ ) {
Name *currentName( ref->m_referencedName[ i ] );
if( NULL != currentName && NULL != currentName->m_id ) {
const std::string name( currentName->m_id->m_buffer );
if( !name.empty() ) {
names.push_back( name );
}
}
}
}
}
//------------------------------------------------------------------------------------------------
void OpenGEXImporter::handleObjectRefNode( DDLNode *node, aiScene *pScene ) {
if( NULL == m_currentNode ) {
@ -329,12 +376,27 @@ void OpenGEXImporter::handleObjectRefNode( DDLNode *node, aiScene *pScene ) {
return;
}
Reference *ref = node->getReferences();
if( NULL != ref ) {
for( size_t i = 0; i < ref->m_numRefs; i++ ) {
Name *currentName( ref->m_referencedName[ i ] );
std::vector<std::string> objRefNames;
getRefNames( node, objRefNames );
m_currentNode->mNumMeshes = objRefNames.size();
m_currentNode->mMeshes = new unsigned int[ objRefNames.size() ];
if( !objRefNames.empty() ) {
m_unresolvedRefStack.push_back( new RefInfo( m_currentNode, RefInfo::MeshRef, objRefNames ) );
}
}
//------------------------------------------------------------------------------------------------
void OpenGEXImporter::handleMaterialRefNode( ODDLParser::DDLNode *node, aiScene *pScene ) {
if( NULL == m_currentNode ) {
throw DeadlyImportError( "No parent node for name." );
return;
}
std::vector<std::string> matRefNames;
getRefNames( node, matRefNames );
if( !matRefNames.empty() ) {
m_unresolvedRefStack.push_back( new RefInfo( m_currentNode, RefInfo::MaterialRef, matRefNames ) );
}
}
//------------------------------------------------------------------------------------------------
@ -351,12 +413,35 @@ void OpenGEXImporter::handleGeometryObject( DDLNode *node, aiScene *pScene ) {
// store name to reference relation
m_mesh2refMap[ node->getName() ] = idx;
}
//------------------------------------------------------------------------------------------------
void OpenGEXImporter::handleMaterial( ODDLParser::DDLNode *node, aiScene *pScene ) {
}
//------------------------------------------------------------------------------------------------
void OpenGEXImporter::resolveReferences() {
if( m_unresolvedRefStack.empty() ) {
return;
}
RefInfo *currentRefInfo( NULL );
for( std::vector<RefInfo*>::iterator it = m_unresolvedRefStack.begin(); it != m_unresolvedRefStack.end(); ++it ) {
currentRefInfo = *it;
if( NULL != currentRefInfo ) {
aiNode *node( currentRefInfo->m_node );
if( RefInfo::MeshRef == currentRefInfo->m_type ) {
for( size_t i = 0; i < currentRefInfo->m_Names.size(); i++ ) {
const std::string &name(currentRefInfo->m_Names[ i ] );
unsigned int meshIdx = m_mesh2refMap[ name ];
node->mMeshes[ i ] = meshIdx;
}
} else if( RefInfo::MaterialRef == currentRefInfo->m_type ) {
// ToDo
}
}
}
}
//------------------------------------------------------------------------------------------------