void MapExporter::post(const scene::INodePtr& node)
{
try
{
Entity* entity = Node_getEntity(node);
if (entity != NULL)
{
_writer.endWriteEntity(*entity, _mapStream);
return;
}
IBrush* brush = Node_getIBrush(node);
if (brush != NULL && brush->hasContributingFaces())
{
_writer.endWriteBrush(*brush, _mapStream);
return;
}
IPatch* patch = Node_getIPatch(node);
if (patch != NULL)
{
_writer.endWritePatch(*patch, _mapStream);
return;
}
}
catch (IMapWriter::FailureException& ex)
{
rError() << "Failure exporting a node (post): " << ex.what() << std::endl;
}
}
bool MapExporter::pre(const scene::INodePtr& node)
{
try
{
Entity* entity = Node_getEntity(node);
if (entity != NULL)
{
// Progress dialog handling
onNodeProgress();
_writer.beginWriteEntity(*entity, _mapStream);
if (_infoFileExporter) _infoFileExporter->visit(node);
return true;
}
IBrush* brush = Node_getIBrush(node);
if (brush != NULL && brush->hasContributingFaces())
{
// Progress dialog handling
onNodeProgress();
_writer.beginWriteBrush(*brush, _mapStream);
if (_infoFileExporter) _infoFileExporter->visit(node);
return true;
}
IPatch* patch = Node_getIPatch(node);
if (patch != NULL)
{
// Progress dialog handling
onNodeProgress();
_writer.beginWritePatch(*patch, _mapStream);
if (_infoFileExporter) _infoFileExporter->visit(node);
return true;
}
}
catch (IMapWriter::FailureException& ex)
{
rError() << "Failure exporting a node (pre): " << ex.what() << std::endl;
}
return true; // full traversal
}
void ModelExporter::processBrush(const scene::INodePtr& node)
{
IBrush* brush = Node_getIBrush(node);
if (brush == nullptr) return;
Matrix4 exportTransform = node->localToWorld().getPremultipliedBy(_centerTransform);
for (std::size_t b = 0; b < brush->getNumFaces(); ++b)
{
const IFace& face = brush->getFace(b);
const std::string& materialName = face.getShader();
if (!isExportableMaterial(materialName)) continue;
const IWinding& winding = face.getWinding();
std::vector<model::ModelPolygon> polys;
if (winding.size() < 3)
{
rWarning() << "Skipping face with less than 3 winding verts" << std::endl;
continue;
}
// Create triangles for this winding
for (std::size_t i = 1; i < winding.size() - 1; ++i)
{
model::ModelPolygon poly;
poly.a = convertWindingVertex(winding[i + 1]);
poly.b = convertWindingVertex(winding[i]);
poly.c = convertWindingVertex(winding[0]);
polys.push_back(poly);
}
_exporter->addPolygons(materialName, polys, exportTransform);
}
}
