void makeVisportal(const cmd::ArgumentList& args) {
BrushPtrVector brushes = getSelectedBrushes();
if (brushes.size() <= 0) {
gtkutil::errorDialog(_("No brushes selected."), GlobalMainFrame().getTopLevelWindow());
return;
}
// Create a scoped undocmd object
UndoableCommand cmd("brushMakeVisportal");
for (std::size_t i = 0; i < brushes.size(); i++)
{
Brush& brush = brushes[i]->getBrush();
// don't allow empty brushes
if (brush.getNumFaces() == 0) continue;
// Set all faces to nodraw first
brush.setShader(GlobalRegistry().get(RKEY_NODRAW_SHADER));
// Find the largest face (in terms of area)
LargestFaceFinder finder;
brush.forEachFace(finder);
finder.getLargestFace().setShader(GlobalRegistry().get(RKEY_VISPORTAL_SHADER));
}
}
void makeRoomForSelectedBrushes(const cmd::ArgumentList& args) {
UndoableCommand undo("brushMakeRoom");
// Find all brushes
BrushPtrVector brushes = selection::algorithm::getSelectedBrushes();
// Cycle through the brushes and hollow them
// We assume that all these selected brushes are visible as well.
for (std::size_t i = 0; i < brushes.size(); ++i)
{
hollowBrush(brushes[i], true);
}
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();
}
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();
}
// Returns true if fragments have been inserted into the given ret_fragments list
bool Brush_subtract(const BrushNodePtr& brush, const Brush& other, BrushPtrVector& ret_fragments)
{
if (brush->getBrush().localAABB().intersects(other.localAABB()))
{
BrushPtrVector fragments;
fragments.reserve(other.getNumFaces());
BrushNodePtr back = std::dynamic_pointer_cast<BrushNode>(brush->clone());
for (Brush::const_iterator i(other.begin()); i != other.end(); ++i)
{
const Face& face = *(*i);
if (!face.contributes()) continue;
BrushSplitType split = Brush_classifyPlane(back->getBrush(), face.plane3());
if (split.counts[ePlaneFront] != 0 && split.counts[ePlaneBack] != 0)
{
fragments.push_back(std::dynamic_pointer_cast<BrushNode>(back->clone()));
FacePtr newFace = fragments.back()->getBrush().addFace(face);
if (newFace != 0)
{
newFace->flipWinding();
}
back->getBrush().addFace(face);
}
else if (split.counts[ePlaneBack] == 0)
{
return false;
}
}
ret_fragments.insert(ret_fragments.end(), fragments.begin(), fragments.end());
return true;
}
return false;
}
// Try to create a CM from the selected entity
void createCMFromSelection(const cmd::ArgumentList& args) {
// Check the current selection state
const SelectionInfo& info = GlobalSelectionSystem().getSelectionInfo();
if (info.totalCount == info.entityCount && info.totalCount == 1) {
// Retrieve the node, instance and entity
const scene::INodePtr& entityNode = GlobalSelectionSystem().ultimateSelected();
// Try to retrieve the group node
scene::GroupNodePtr groupNode = Node_getGroupNode(entityNode);
// Remove the entity origin from the brushes
if (groupNode != NULL) {
groupNode->removeOriginFromChildren();
// Deselect the node
Node_setSelected(entityNode, false);
// Select all the child nodes
NodeSelector visitor;
entityNode->traverse(visitor);
BrushPtrVector brushes = algorithm::getSelectedBrushes();
// Create a new collisionmodel on the heap using a shared_ptr
cmutil::CollisionModelPtr cm(new cmutil::CollisionModel());
// Add all the brushes to the collision model
for (std::size_t i = 0; i < brushes.size(); i++) {
cm->addBrush(brushes[i]->getBrush());
}
ui::ModelSelectorResult modelAndSkin = ui::ModelSelector::chooseModel("", false, false);
std::string basePath = GlobalGameManager().getModPath();
std::string modelPath = basePath + modelAndSkin.model;
std::string newExtension = "." + GlobalRegistry().get(RKEY_CM_EXT);
// Set the model string to correctly associate the clipmodel
cm->setModel(modelAndSkin.model);
try {
// create the new autosave filename by changing the extension
Path cmPath = boost::filesystem::change_extension(
Path(modelPath, boost::filesystem::native),
newExtension
);
// Open the stream to the output file
std::ofstream outfile(cmPath.string().c_str());
if (outfile.is_open()) {
// Insert the CollisionModel into the stream
outfile << *cm;
// Close the file
outfile.close();
globalOutputStream() << "CollisionModel saved to " << cmPath.string() << std::endl;
}
else {
gtkutil::errorDialog(
(boost::format("Couldn't save to file: %s") % cmPath.string()).str(),
GlobalMainFrame().getTopLevelWindow());
}
}
catch (boost::filesystem::filesystem_error f) {
globalErrorStream() << "CollisionModel: " << f.what() << std::endl;
}
// De-select the child brushes
GlobalSelectionSystem().setSelectedAll(false);
// Re-add the origin to the brushes
groupNode->addOriginToChildren();
// Re-select the node
Node_setSelected(entityNode, true);
}
}
else {
gtkutil::errorDialog(
_(ERRSTR_WRONG_SELECTION.c_str()),
GlobalMainFrame().getTopLevelWindow());
}
}
void BrushByPlaneClipper::split(const BrushPtrVector& brushes)
{
Plane3 plane(_p0, _p1, _p2);
if (!plane.isValid())
{
return;
}
for (BrushPtrVector::const_iterator i = brushes.begin(); i != brushes.end(); ++i)
{
const BrushNodePtr& node = *i;
// Don't clip invisible nodes
if (!node->visible())
{
continue;
}
Brush& brush = node->getBrush();
scene::INodePtr parent = node->getParent();
if (!parent)
{
continue;
}
// greebo: Analyse the brush to find out which shader is the most used one
getMostUsedTexturing(brush);
BrushSplitType split = Brush_classifyPlane(brush, _split == eFront ? -plane : plane);
if (split.counts[ePlaneBack] && split.counts[ePlaneFront])
{
// the plane intersects this brush
if (_split == eFrontAndBack)
{
scene::INodePtr fragmentNode = GlobalBrushCreator().createBrush();
assert(fragmentNode != NULL);
// Put the fragment in the same layer as the brush it was clipped from
// Do this before adding the fragment to the parent, since there is an
// update algorithm setting the visibility of the fragment right there.
scene::assignNodeToLayers(fragmentNode, node->getLayers());
// greebo: For copying the texture scale the new node needs to be inserted in the scene
// otherwise the shaders cannot be captured and the scale is off
// Insert the child into the designated parent
scene::addNodeToContainer(fragmentNode, parent);
// Select the child
Node_setSelected(fragmentNode, true);
Brush* fragment = Node_getBrush(fragmentNode);
assert(fragment != NULL);
fragment->copy(brush);
FacePtr newFace = fragment->addPlane(_p0, _p1, _p2, _mostUsedShader, _mostUsedProjection);
if (newFace != NULL && _split != eFront)
{
newFace->flipWinding();
}
fragment->removeEmptyFaces();
ASSERT_MESSAGE(!fragment->empty(), "brush left with no faces after split");
}
FacePtr newFace = brush.addPlane(_p0, _p1, _p2, _mostUsedShader, _mostUsedProjection);
if (newFace != NULL && _split == eFront) {
newFace->flipWinding();
}
brush.removeEmptyFaces();
ASSERT_MESSAGE(!brush.empty(), "brush left with no faces after split");
}
// the plane does not intersect this brush
else if (_split != eFrontAndBack && split.counts[ePlaneBack] != 0)
{
// the brush is "behind" the plane
// Remove the node from the scene
scene::removeNodeFromParent(node);
}
}
}
// greebo: TODO: Make this a member method of the Brush class
bool Brush_merge(Brush& brush, const BrushPtrVector& in, bool onlyshape) {
// gather potential outer faces
typedef std::vector<const Face*> Faces;
Faces faces;
for (BrushPtrVector::const_iterator i(in.begin()); i != in.end(); ++i) {
(*i)->getBrush().evaluateBRep();
for (Brush::const_iterator j((*i)->getBrush().begin()); j != (*i)->getBrush().end(); ++j) {
if (!(*j)->contributes()) {
continue;
}
const Face& face1 = *(*j);
bool skip = false;
// test faces of all input brushes
//!\todo SPEEDUP: Flag already-skip faces and only test brushes from i+1 upwards.
for (BrushPtrVector::const_iterator k(in.begin()); !skip && k != in.end(); ++k) {
if (k != i) { // don't test a brush against itself
for (Brush::const_iterator l((*k)->getBrush().begin()); !skip && l != (*k)->getBrush().end(); ++l) {
const Face& face2 = *(*l);
// face opposes another face
if (face1.plane3() == -face2.plane3()) {
// skip opposing planes
skip = true;
break;
}
}
}
}
// check faces already stored
for (Faces::const_iterator m = faces.begin(); !skip && m != faces.end(); ++m) {
const Face& face2 = *(*m);
// face equals another face
if (face1.plane3() == face2.plane3()) {
// if the texture/shader references should be the same but are not
if (!onlyshape && !shader_equal(
face1.getFaceShader().getMaterialName(),
face2.getFaceShader().getMaterialName()
))
{
return false;
}
// skip duplicate planes
skip = true;
break;
}
// face1 plane intersects face2 winding or vice versa
if (Winding::planesConcave(face1.getWinding(), face2.getWinding(), face1.plane3(), face2.plane3())) {
// result would not be convex
return false;
}
}
if (!skip) {
faces.push_back(&face1);
}
}
}
for (Faces::const_iterator i = faces.begin(); i != faces.end(); ++i) {
if (!brush.addFace(*(*i))) {
// result would have too many sides
return false;
}
}
brush.removeEmptyFaces();
return true;
}
