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binary parsing working

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finally....
This commit is contained in:
marauder2k7 2025-10-12 15:32:12 +01:00
parent 140e9dbfc6
commit b074b9fc1f
4 changed files with 124 additions and 62 deletions
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165
Engine/source/persistence/taml/binary/tamlBinaryParser.cpp
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@ -6,6 +6,7 @@
bool TamlBinaryParser::accept(const char* pFilename, TamlVisitor& visitor)
{
isRoot = true;
PROFILE_SCOPE(TamlBinaryParser_Accept);
AssertFatal(pFilename != NULL, "TamlBinaryParser::accept - NULL filename.");
@ -28,6 +29,8 @@ bool TamlBinaryParser::accept(const char* pFilename, TamlVisitor& visitor)
return false;
}
setParsingFilename(pFilename);
U32 versionId;
stream.read(&versionId);
@ -47,6 +50,9 @@ bool TamlBinaryParser::accept(const char* pFilename, TamlVisitor& visitor)
}
stream.close();
setParsingFilename(StringTable->EmptyString());
return true;
}
@ -56,108 +62,151 @@ bool TamlBinaryParser::parseElement(Stream& stream, TamlVisitor& visitor, const
{
PROFILE_SCOPE(TamlBinaryParser_ParseElement);
// Read the type and name.
StringTableEntry typeName = stream.readSTString();
StringTableEntry objectName = stream.readSTString();
// --- Read element header ---
StringTableEntry pElementName = stream.readSTString();
StringTableEntry pObjectName = stream.readSTString();
// Read references.
U32 refId, refToId;
stream.read(&refId);
stream.read(&refToId);
// If this is a reference to another object, skip it.
if (refToId != 0)
return true;
// Create a property visitor state.
TamlVisitor::PropertyState propertyState;
propertyState.setObjectName(typeName, false);
if (objectName != StringTable->EmptyString())
propertyState.setProperty("Name", objectName);
propertyState.setObjectName(pElementName, isRoot);
if (pObjectName != StringTable->EmptyString())
propertyState.setProperty("Name", pObjectName);
if (!visitor.visit(*this, propertyState))
return false;
if(isRoot)
isRoot = false;
// Parse attributes.
U32 attrCount;
stream.read(&attrCount);
// --- Attributes ---
parseAttributes(stream, visitor, versionId, propertyState);
// --- Children ---
parseChildren(stream, visitor, versionId);
// --- Custom elements ---
parseCustomElements(stream, visitor, versionId);
char valueBuffer[4096];
for (U32 i = 0; i < attrCount; ++i)
{
StringTableEntry attrName = stream.readSTString();
stream.readLongString(sizeof(valueBuffer), valueBuffer);
propertyState.setProperty(attrName, valueBuffer);
visitor.visit(*this, propertyState);
}
// Parse children.
U32 childCount;
stream.read(&childCount);
for (U32 c = 0; c < childCount; ++c)
{
if (!parseElement(stream, visitor, versionId))
return false;
}
// Parse custom nodes.
U32 customCount;
stream.read(&customCount);
for (U32 cn = 0; cn < customCount; ++cn)
{
StringTableEntry customNodeName = stream.readSTString();
propertyState.setProperty("CustomNode", customNodeName);
visitor.visit(*this, propertyState);
parseCustomNode(stream, visitor, versionId);
}
return true;
}
void TamlBinaryParser::parseAttributes(Stream& stream, TamlVisitor& visitor, const U32 versionId, TamlVisitor::PropertyState& state)
{
PROFILE_SCOPE(TamlBinaryParser_ParseAttributes);
U32 attributeCount;
stream.read(&attributeCount);
if (attributeCount == 0)
return;
char valueBuffer[4096];
for (U32 i = 0; i < attributeCount; ++i)
{
StringTableEntry attrName = stream.readSTString();
stream.readLongString(4096, valueBuffer);
state.setProperty(attrName, valueBuffer);
const bool visitStatus = visitor.visit(*this, state);
if (!visitStatus)
return;
}
}
//-----------------------------------------------------------------------------
bool TamlBinaryParser::parseCustomNode(Stream& stream, TamlVisitor& visitor, const U32 versionId)
void TamlBinaryParser::parseChildren(Stream& stream, TamlVisitor& visitor, const U32 versionId)
{
PROFILE_SCOPE(TamlBinaryParser_ParseChildren);
U32 childCount = 0;
stream.read(&childCount);
if (childCount == 0)
return;
for (U32 i = 0; i < childCount; ++i)
{
parseElement(stream, visitor, versionId);
}
}
//-----------------------------------------------------------------------------
void TamlBinaryParser::parseCustomElements(Stream& stream, TamlVisitor& visitor, const U32 versionId)
{
PROFILE_SCOPE(TamlBinaryParser_ParseCustomElements);
U32 customNodeCount = 0;
stream.read(&customNodeCount);
if (customNodeCount == 0)
return;
TamlVisitor::PropertyState state;
for (U32 nodeIndex = 0; nodeIndex < customNodeCount; ++nodeIndex)
{
StringTableEntry nodeName = stream.readSTString();
state.setObjectName(nodeName, false);
U32 nodeChildrenCount = 0;
stream.read(&nodeChildrenCount);
if (nodeChildrenCount == 0)
return;
for(U32 nodeChild = 0; nodeChild < nodeChildrenCount; ++nodeChild)
parseCustomNode(stream, visitor, versionId, state);
}
}
//-----------------------------------------------------------------------------
bool TamlBinaryParser::parseCustomNode(Stream& stream, TamlVisitor& visitor, const U32 versionId, TamlVisitor::PropertyState& state)
{
PROFILE_SCOPE(TamlBinaryParser_ParseCustomNode);
bool isProxyObject;
stream.read(&isProxyObject);
if (isProxyObject)
{
// Parse nested proxy element.
return parseElement(stream, visitor, versionId);
}
// Read custom node name and text.
StringTableEntry nodeName = stream.readSTString();
char textBuffer[1024];
stream.readLongString(sizeof(textBuffer), textBuffer);
char nodeValue[MAX_TAML_NODE_FIELDVALUE_LENGTH];
// Create visitor state for the node.
TamlVisitor::PropertyState nodeState;
nodeState.setObjectName(nodeName, false);
nodeState.setProperty("Text", textBuffer);
visitor.visit(*this, nodeState);
stream.readLongString(MAX_TAML_NODE_FIELDVALUE_LENGTH, nodeValue);
// Parse child nodes.
U32 childCount;
stream.read(&childCount);
for (U32 i = 0; i < childCount; ++i)
{
if (!parseCustomNode(stream, visitor, versionId))
if (!parseCustomNode(stream, visitor, versionId, state))
return false;
}
// Parse fields.
U32 fieldCount;
stream.read(&fieldCount);
char valueBuffer[1024];
for (U32 f = 0; f < fieldCount; ++f)
if (fieldCount > 0)
{
StringTableEntry fieldName = stream.readSTString();
stream.readLongString(sizeof(valueBuffer), valueBuffer);
nodeState.setProperty(fieldName, valueBuffer);
visitor.visit(*this, nodeState);
char valueBuffer[MAX_TAML_NODE_FIELDVALUE_LENGTH];
for (U32 f = 0; f < fieldCount; ++f)
{
StringTableEntry fieldName = stream.readSTString();
stream.readLongString(MAX_TAML_NODE_FIELDVALUE_LENGTH, valueBuffer);
state.setProperty(fieldName, valueBuffer);
const bool visitStatus = visitor.visit(*this, state);
if (!visitStatus)
return false;
}
}
return true;