void MapWriter::writeObjectsToStream(const Model::EntityList& pointEntities, const Model::BrushList& brushes, std::ostream& stream) {
assert(stream.good());
stream.unsetf(std::ios::floatfield);
Model::Entity* worldspawn = NULL;
// group the brushes by their containing entities
typedef std::map<Model::Entity*, Model::BrushList> EntityBrushMap;
EntityBrushMap entityToBrushes;
Model::BrushList::const_iterator brushIt, brushEnd;
for (brushIt = brushes.begin(), brushEnd = brushes.end(); brushIt != brushEnd; ++brushIt) {
Model::Brush& brush = **brushIt;
Model::Entity& entity = *brush.entity();
entityToBrushes[&entity].push_back(&brush);
if (entity.worldspawn())
worldspawn = &entity;
}
// write worldspawn first
if (worldspawn != NULL) {
Model::BrushList& brushList = entityToBrushes[worldspawn];
writeEntityHeader(*worldspawn, stream);
for (brushIt = brushList.begin(), brushEnd = brushList.end(); brushIt != brushEnd; ++brushIt) {
writeBrush(**brushIt, stream);
}
writeEntityFooter(stream);
}
// now write the point entities
Model::EntityList::const_iterator entityIt, entityEnd;
for (entityIt = pointEntities.begin(), entityEnd = pointEntities.end(); entityIt != entityEnd; ++entityIt) {
Model::Entity& entity = **entityIt;
writeEntity(entity, stream);
}
// finally write the brush entities
EntityBrushMap::iterator it, end;
for (it = entityToBrushes.begin(), end = entityToBrushes.end(); it != end; ++it) {
Model::Entity* entity = it->first;
if (entity != worldspawn) {
Model::BrushList& brushList = it->second;
writeEntityHeader(*entity, stream);
for (brushIt = brushList.begin(), brushEnd = brushList.end(); brushIt != brushEnd; ++brushIt) {
writeBrush(**brushIt, stream);
}
writeEntityFooter(stream);
}
}
}
SnapBrushVerticesCommand::Ptr SnapBrushVerticesCommand::snap(const Model::BrushList& brushes, const size_t snapTo) {
Model::BrushVerticesMap brushVertices;
Vec3::List vertexPositions;
Model::BrushList::const_iterator bIt, bEnd;
Model::Brush::VertexList::const_iterator vIt, vEnd;
for (bIt = brushes.begin(), bEnd = brushes.end(); bIt != bEnd; ++bIt) {
Model::Brush* brush = *bIt;
const Model::Brush::VertexList vertices = brush->vertices();
for (vIt = vertices.begin(), vEnd = vertices.end(); vIt != vEnd; ++vIt) {
const Model::BrushVertex* vertex = *vIt;
brushVertices[brush].push_back(vertex->position());
vertexPositions.push_back(vertex->position());
}
}
return Ptr(new SnapBrushVerticesCommand(brushes, brushVertices, vertexPositions, snapTo));
}
void SnapBrushVerticesCommand::doSelectNewHandlePositions(VertexHandleManager& manager, const Model::BrushList& brushes) {
const Model::BrushSet brushSet(brushes.begin(), brushes.end());
manager.reselectVertexHandles(brushSet, m_newVertexPositions, 0.01);
}