void mergeSelectedBrushes(const cmd::ArgumentList& args)
{
// Get the current selection
BrushPtrVector brushes = selection::algorithm::getSelectedBrushes();
if (brushes.empty()) {
rMessage() << _("CSG Merge: No brushes selected.") << std::endl;
wxutil::Messagebox::ShowError(_("CSG Merge: No brushes selected."));
return;
}
if (brushes.size() < 2) {
rMessage() << "CSG Merge: At least two brushes have to be selected.\n";
wxutil::Messagebox::ShowError("CSG Merge: At least two brushes have to be selected.");
return;
}
rMessage() << "CSG Merge: Merging " << brushes.size() << " brushes." << std::endl;
UndoableCommand undo("mergeSelectedBrushes");
// Take the last selected node as reference for layers and parent
scene::INodePtr merged = GlobalSelectionSystem().ultimateSelected();
scene::INodePtr parent = merged->getParent();
assert(parent != NULL);
// Create a new BrushNode
scene::INodePtr node = GlobalBrushCreator().createBrush();
// Insert the newly created brush into the (same) parent entity
parent->addChildNode(node);
// Move the new brush to the same layers as the merged one
node->assignToLayers(merged->getLayers());
// Get the contained brush
Brush* brush = Node_getBrush(node);
// Attempt to merge the selected brushes into the new one
if (!Brush_merge(*brush, brushes, true))
{
rWarning() << "CSG Merge: Failed - result would not be convex." << std::endl;
return;
}
ASSERT_MESSAGE(!brush->empty(), "brush left with no faces after merge");
// Remove the original brushes
for (BrushPtrVector::iterator i = brushes.begin(); i != brushes.end(); ++i)
{
scene::removeNodeFromParent(*i);
}
// Select the new brush
Node_setSelected(node, true);
rMessage() << "CSG Merge: Succeeded." << std::endl;
SceneChangeNotify();
}
void subtractBrushesFromUnselected(const cmd::ArgumentList& args)
{
if (registry::getValue<bool>(RKEY_EMIT_CSG_SUBTRACT_WARNING))
{
wxutil::Messagebox::Show(_("This Is Not Dromed Warning"),
_("Note: be careful when using the CSG tool, as you might end up\n"
"with an unnecessary number of tiny brushes and/or leaks.\n"
"This popup will not be shown again."), ui::IDialog::MESSAGE_CONFIRM);
// Disable this warning
registry::setValue(RKEY_EMIT_CSG_SUBTRACT_WARNING, false);
}
// Collect all selected brushes
BrushPtrVector brushes = selection::algorithm::getSelectedBrushes();
if (brushes.empty()) {
rMessage() << _("CSG Subtract: No brushes selected.") << std::endl;
wxutil::Messagebox::ShowError(_("CSG Subtract: No brushes selected."));
return;
}
rMessage() << "CSG Subtract: Subtracting " << brushes.size() << " brushes.\n";
UndoableCommand undo("brushSubtract");
// subtract selected from unselected
std::size_t before = 0;
std::size_t after = 0;
// instantiate a scoped walker class
{
SubtractBrushesFromUnselected walker(brushes, before, after);
GlobalSceneGraph().root()->traverse(walker);
}
rMessage() << "CSG Subtract: Result: "
<< after << " fragment" << (after == 1 ? "" : "s")
<< " from " << before << " brush" << (before == 1 ? "" : "es") << ".\n";
SceneChangeNotify();
}