void
OgreMeshReader::readGeometryVertexDeclaration(VertexElementStore &vertexElements,
BufferVertexMap &bufferMap )
{
OSG_OGRE_LOG(("OgreMeshReader::readGeometryVertexDeclaration\n"));
bool stop = false;
while(_is)
{
readChunkHeader(_is);
switch(_header.chunkId)
{
case CHUNK_GEOMETRY_VERTEX_ELEMENT:
readGeometryVertexElement(vertexElements, bufferMap);
break;
default:
OSG_OGRE_LOG(("OgreMeshReader::readGeometryVertexDeclaration: Unknown chunkId '0x%x'\n",
_header.chunkId));
stop = true;
break;
}
if(stop == true)
{
skip(_is, -_chunkHeaderSize);
break;
}
}
}
//---------------------------------------------------------------------
std::vector<OgreMeshDeserializer::VertexElement> OgreMeshDeserializer::readGeometryVertexDeclaration()
{
std::vector<OgreMeshDeserializer::VertexElement> elements;
// Find optional geometry streams
if (!m_stream.eof()) {
unsigned short streamID = readChunk(m_stream);
while (!m_stream.eof() &&
(streamID == M_GEOMETRY_VERTEX_ELEMENT)) {
switch (streamID) {
case M_GEOMETRY_VERTEX_ELEMENT:
elements.push_back(readGeometryVertexElement());
break;
default:
break;
}
// Get next m_stream
if (!m_stream.eof()) {
streamID = readChunk(m_stream);
}
}
if (!m_stream.eof()) {
// Backpedal back to start of non-submesh m_stream
backpedalChunkHeader(m_stream);
}
}
return elements;
}
