/*
-Copyright (C) 1999-2006 Id Software, Inc. and contributors.
-For a list of contributors, see the accompanying CONTRIBUTORS file.
+ Copyright (C) 1999-2006 Id Software, Inc. and contributors.
+ For a list of contributors, see the accompanying CONTRIBUTORS file.
-This file is part of GtkRadiant.
+ This file is part of GtkRadiant.
-GtkRadiant is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ GtkRadiant is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
-GtkRadiant is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ GtkRadiant is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with GtkRadiant; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-*/
+ You should have received a copy of the GNU General Public License
+ along with GtkRadiant; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
#include "csg.h"
#include "brushnode.h"
#include "grid.h"
-void Face_makeBrush(Face& face, const Brush& brush, brush_vector_t& out, float offset)
-{
- if(face.contributes())
- {
- out.push_back(new Brush(brush));
- Face* newFace = out.back()->addFace(face);
- if(newFace != 0)
- {
- newFace->flipWinding();
- newFace->getPlane().offset(offset);
- newFace->planeChanged();
- }
- }
+void Face_makeBrush( Face& face, const Brush& brush, brush_vector_t& out, float offset ){
+ if ( face.contributes() ) {
+ out.push_back( new Brush( brush ) );
+ Face* newFace = out.back()->addFace( face );
+ if ( newFace != 0 ) {
+ newFace->flipWinding();
+ newFace->getPlane().offset( offset );
+ newFace->planeChanged();
+ }
+ }
}
class FaceMakeBrush
{
- const Brush& brush;
- brush_vector_t& out;
- float offset;
+const Brush& brush;
+brush_vector_t& out;
+float offset;
public:
- FaceMakeBrush(const Brush& brush, brush_vector_t& out, float offset)
- : brush(brush), out(out), offset(offset)
- {
- }
- void operator()(Face& face) const
- {
- Face_makeBrush(face, brush, out, offset);
- }
+FaceMakeBrush( const Brush& brush, brush_vector_t& out, float offset )
+ : brush( brush ), out( out ), offset( offset ){
+}
+void operator()( Face& face ) const {
+ Face_makeBrush( face, brush, out, offset );
+}
};
-void Brush_makeHollow(const Brush& brush, brush_vector_t& out, float offset)
-{
- Brush_forEachFace(brush, FaceMakeBrush(brush, out, offset));
+void Brush_makeHollow( const Brush& brush, brush_vector_t& out, float offset ){
+ Brush_forEachFace( brush, FaceMakeBrush( brush, out, offset ) );
}
class BrushHollowSelectedWalker : public scene::Graph::Walker
{
- float m_offset;
+float m_offset;
public:
- BrushHollowSelectedWalker(float offset)
- : m_offset(offset)
- {
- }
- bool pre(const scene::Path& path, scene::Instance& instance) const
- {
- if(path.top().get().visible())
- {
- Brush* brush = Node_getBrush(path.top());
- if(brush != 0
- && Instance_getSelectable(instance)->isSelected()
- && path.size() > 1)
- {
- brush_vector_t out;
- Brush_makeHollow(*brush, out, m_offset);
- for(brush_vector_t::const_iterator i = out.begin(); i != out.end(); ++i)
- {
- (*i)->removeEmptyFaces();
- NodeSmartReference node((new BrushNode())->node());
- Node_getBrush(node)->copy(*(*i));
- delete (*i);
- Node_getTraversable(path.parent())->insert(node);
- }
- }
- }
- return true;
- }
+BrushHollowSelectedWalker( float offset )
+ : m_offset( offset ){
+}
+bool pre( const scene::Path& path, scene::Instance& instance ) const {
+ if ( path.top().get().visible() ) {
+ Brush* brush = Node_getBrush( path.top() );
+ if ( brush != 0
+ && Instance_getSelectable( instance )->isSelected()
+ && path.size() > 1 ) {
+ brush_vector_t out;
+ Brush_makeHollow( *brush, out, m_offset );
+ for ( brush_vector_t::const_iterator i = out.begin(); i != out.end(); ++i )
+ {
+ ( *i )->removeEmptyFaces();
+ NodeSmartReference node( ( new BrushNode() )->node() );
+ Node_getBrush( node )->copy( *( *i ) );
+ delete ( *i );
+ Node_getTraversable( path.parent() )->insert( node );
+ }
+ }
+ }
+ return true;
+}
};
typedef std::list<Brush*> brushlist_t;
class BrushGatherSelected : public scene::Graph::Walker
{
- brush_vector_t& m_brushlist;
+brush_vector_t& m_brushlist;
public:
- BrushGatherSelected(brush_vector_t& brushlist)
- : m_brushlist(brushlist)
- {
- }
- bool pre(const scene::Path& path, scene::Instance& instance) const
- {
- if(path.top().get().visible())
- {
- Brush* brush = Node_getBrush(path.top());
- if(brush != 0
- && Instance_getSelectable(instance)->isSelected())
- {
- m_brushlist.push_back(brush);
- }
- }
- return true;
- }
+BrushGatherSelected( brush_vector_t& brushlist )
+ : m_brushlist( brushlist ){
+}
+bool pre( const scene::Path& path, scene::Instance& instance ) const {
+ if ( path.top().get().visible() ) {
+ Brush* brush = Node_getBrush( path.top() );
+ if ( brush != 0
+ && Instance_getSelectable( instance )->isSelected() ) {
+ m_brushlist.push_back( brush );
+ }
+ }
+ return true;
+}
};
class BrushDeleteSelected : public scene::Graph::Walker
{
public:
- bool pre(const scene::Path& path, scene::Instance& instance) const
- {
- return true;
- }
- void post(const scene::Path& path, scene::Instance& instance) const
- {
- if(path.top().get().visible())
- {
- Brush* brush = Node_getBrush(path.top());
- if(brush != 0
- && Instance_getSelectable(instance)->isSelected()
- && path.size() > 1)
- {
- Path_deleteTop(path);
- }
- }
- }
+bool pre( const scene::Path& path, scene::Instance& instance ) const {
+ return true;
+}
+void post( const scene::Path& path, scene::Instance& instance ) const {
+ if ( path.top().get().visible() ) {
+ Brush* brush = Node_getBrush( path.top() );
+ if ( brush != 0
+ && Instance_getSelectable( instance )->isSelected()
+ && path.size() > 1 ) {
+ Path_deleteTop( path );
+ }
+ }
+}
};
-void Scene_BrushMakeHollow_Selected(scene::Graph& graph)
-{
- GlobalSceneGraph().traverse(BrushHollowSelectedWalker(GetGridSize()));
- GlobalSceneGraph().traverse(BrushDeleteSelected());
+void Scene_BrushMakeHollow_Selected( scene::Graph& graph ){
+ GlobalSceneGraph().traverse( BrushHollowSelectedWalker( GetGridSize() ) );
+ GlobalSceneGraph().traverse( BrushDeleteSelected() );
}
/*
-=============
-CSG_MakeHollow
-=============
-*/
+ =============
+ CSG_MakeHollow
+ =============
+ */
-void CSG_MakeHollow (void)
-{
- UndoableCommand undo("brushHollow");
+void CSG_MakeHollow( void ){
+ UndoableCommand undo( "brushHollow" );
- Scene_BrushMakeHollow_Selected(GlobalSceneGraph());
+ Scene_BrushMakeHollow_Selected( GlobalSceneGraph() );
- SceneChangeNotify();
+ SceneChangeNotify();
}
template<typename Type>
class RemoveReference
{
public:
- typedef Type type;
+typedef Type type;
};
template<typename Type>
class RemoveReference<Type&>
{
public:
- typedef Type type;
+typedef Type type;
};
template<typename Functor>
class Dereference
{
- const Functor& functor;
+const Functor& functor;
public:
- typedef typename RemoveReference<typename Functor::first_argument_type>::type* first_argument_type;
- typedef typename Functor::result_type result_type;
- Dereference(const Functor& functor) : functor(functor)
- {
- }
- result_type operator()(first_argument_type firstArgument) const
- {
- return functor(*firstArgument);
- }
+typedef typename RemoveReference<typename Functor::first_argument_type>::type* first_argument_type;
+typedef typename Functor::result_type result_type;
+Dereference( const Functor& functor ) : functor( functor ){
+}
+result_type operator()( first_argument_type firstArgument ) const {
+ return functor( *firstArgument );
+}
};
template<typename Functor>
-inline Dereference<Functor> makeDereference(const Functor& functor)
-{
- return Dereference<Functor>(functor);
+inline Dereference<Functor> makeDereference( const Functor& functor ){
+ return Dereference<Functor>( functor );
}
typedef Face* FacePointer;
const FacePointer c_nullFacePointer = 0;
template<typename Predicate>
-Face* Brush_findIf(const Brush& brush, const Predicate& predicate)
-{
- Brush::const_iterator i = std::find_if(brush.begin(), brush.end(), makeDereference(predicate));
- return i == brush.end() ? c_nullFacePointer : *i; // uses c_nullFacePointer instead of 0 because otherwise gcc 4.1 attempts conversion to int
+Face* Brush_findIf( const Brush& brush, const Predicate& predicate ){
+ Brush::const_iterator i = std::find_if( brush.begin(), brush.end(), makeDereference( predicate ) );
+ return i == brush.end() ? c_nullFacePointer : *i; // uses c_nullFacePointer instead of 0 because otherwise gcc 4.1 attempts conversion to int
}
template<typename Caller>
class BindArguments1
{
- typedef typename Caller::second_argument_type FirstBound;
- FirstBound firstBound;
+typedef typename Caller::second_argument_type FirstBound;
+FirstBound firstBound;
public:
- typedef typename Caller::result_type result_type;
- typedef typename Caller::first_argument_type first_argument_type;
- BindArguments1(FirstBound firstBound)
- : firstBound(firstBound)
- {
- }
- result_type operator()(first_argument_type firstArgument) const
- {
- return Caller::call(firstArgument, firstBound);
- }
+typedef typename Caller::result_type result_type;
+typedef typename Caller::first_argument_type first_argument_type;
+BindArguments1( FirstBound firstBound )
+ : firstBound( firstBound ){
+}
+result_type operator()( first_argument_type firstArgument ) const {
+ return Caller::call( firstArgument, firstBound );
+}
};
template<typename Caller>
class BindArguments2
{
- typedef typename Caller::second_argument_type FirstBound;
- typedef typename Caller::third_argument_type SecondBound;
- FirstBound firstBound;
- SecondBound secondBound;
+typedef typename Caller::second_argument_type FirstBound;
+typedef typename Caller::third_argument_type SecondBound;
+FirstBound firstBound;
+SecondBound secondBound;
public:
- typedef typename Caller::result_type result_type;
- typedef typename Caller::first_argument_type first_argument_type;
- BindArguments2(FirstBound firstBound, SecondBound secondBound)
- : firstBound(firstBound), secondBound(secondBound)
- {
- }
- result_type operator()(first_argument_type firstArgument) const
- {
- return Caller::call(firstArgument, firstBound, secondBound);
- }
+typedef typename Caller::result_type result_type;
+typedef typename Caller::first_argument_type first_argument_type;
+BindArguments2( FirstBound firstBound, SecondBound secondBound )
+ : firstBound( firstBound ), secondBound( secondBound ){
+}
+result_type operator()( first_argument_type firstArgument ) const {
+ return Caller::call( firstArgument, firstBound, secondBound );
+}
};
template<typename Caller, typename FirstBound, typename SecondBound>
-BindArguments2<Caller> bindArguments(const Caller& caller, FirstBound firstBound, SecondBound secondBound)
-{
- return BindArguments2<Caller>(firstBound, secondBound);
+BindArguments2<Caller> bindArguments( const Caller& caller, FirstBound firstBound, SecondBound secondBound ){
+ return BindArguments2<Caller>( firstBound, secondBound );
}
-inline bool Face_testPlane(const Face& face, const Plane3& plane, bool flipped)
-{
- return face.contributes() && !Winding_TestPlane(face.getWinding(), plane, flipped);
+inline bool Face_testPlane( const Face& face, const Plane3& plane, bool flipped ){
+ return face.contributes() && !Winding_TestPlane( face.getWinding(), plane, flipped );
}
typedef Function3<const Face&, const Plane3&, bool, bool, Face_testPlane> FaceTestPlane;
/// \brief Returns true if
/// \li !flipped && brush is BACK or ON
/// \li flipped && brush is FRONT or ON
-bool Brush_testPlane(const Brush& brush, const Plane3& plane, bool flipped)
-{
- brush.evaluateBRep();
+bool Brush_testPlane( const Brush& brush, const Plane3& plane, bool flipped ){
+ brush.evaluateBRep();
#if 1
- for(Brush::const_iterator i(brush.begin()); i != brush.end(); ++i)
- {
- if(Face_testPlane(*(*i), plane, flipped))
- {
- return false;
- }
- }
- return true;
+ for ( Brush::const_iterator i( brush.begin() ); i != brush.end(); ++i )
+ {
+ if ( Face_testPlane( *( *i ), plane, flipped ) ) {
+ return false;
+ }
+ }
+ return true;
#else
- return Brush_findIf(brush, bindArguments(FaceTestPlane(), makeReference(plane), flipped)) == 0;
+ return Brush_findIf( brush, bindArguments( FaceTestPlane(), makeReference( plane ), flipped ) ) == 0;
#endif
}
-brushsplit_t Brush_classifyPlane(const Brush& brush, const Plane3& plane)
-{
- brush.evaluateBRep();
- brushsplit_t split;
- for(Brush::const_iterator i(brush.begin()); i != brush.end(); ++i)
- {
- if((*i)->contributes())
- {
- split += Winding_ClassifyPlane((*i)->getWinding(), plane);
- }
- }
- return split;
-}
-
-bool Brush_subtract(const Brush& brush, const Brush& other, brush_vector_t& ret_fragments)
-{
- if(aabb_intersects_aabb(brush.localAABB(), other.localAABB()))
- {
- brush_vector_t fragments;
- fragments.reserve(other.size());
- Brush back(brush);
-
- for(Brush::const_iterator i(other.begin()); i != other.end(); ++i)
- {
- if((*i)->contributes())
- {
- brushsplit_t split = Brush_classifyPlane(back, (*i)->plane3());
- if(split.counts[ePlaneFront] != 0
- && split.counts[ePlaneBack] != 0)
- {
- fragments.push_back(new Brush(back));
- Face* newFace = fragments.back()->addFace(*(*i));
- if(newFace != 0)
- {
- newFace->flipWinding();
- }
- back.addFace(*(*i));
- }
- else if(split.counts[ePlaneBack] == 0)
- {
- for(brush_vector_t::iterator i = fragments.begin(); i != fragments.end(); ++i)
- {
- delete(*i);
- }
- return false;
- }
- }
- }
- ret_fragments.insert(ret_fragments.end(), fragments.begin(), fragments.end());
- return true;
- }
- return false;
+brushsplit_t Brush_classifyPlane( const Brush& brush, const Plane3& plane ){
+ brush.evaluateBRep();
+ brushsplit_t split;
+ for ( Brush::const_iterator i( brush.begin() ); i != brush.end(); ++i )
+ {
+ if ( ( *i )->contributes() ) {
+ split += Winding_ClassifyPlane( ( *i )->getWinding(), plane );
+ }
+ }
+ return split;
+}
+
+bool Brush_subtract( const Brush& brush, const Brush& other, brush_vector_t& ret_fragments ){
+ if ( aabb_intersects_aabb( brush.localAABB(), other.localAABB() ) ) {
+ brush_vector_t fragments;
+ fragments.reserve( other.size() );
+ Brush back( brush );
+
+ for ( Brush::const_iterator i( other.begin() ); i != other.end(); ++i )
+ {
+ if ( ( *i )->contributes() ) {
+ brushsplit_t split = Brush_classifyPlane( back, ( *i )->plane3() );
+ if ( split.counts[ePlaneFront] != 0
+ && split.counts[ePlaneBack] != 0 ) {
+ fragments.push_back( new Brush( back ) );
+ Face* newFace = fragments.back()->addFace( *( *i ) );
+ if ( newFace != 0 ) {
+ newFace->flipWinding();
+ }
+ back.addFace( *( *i ) );
+ }
+ else if ( split.counts[ePlaneBack] == 0 ) {
+ for ( brush_vector_t::iterator i = fragments.begin(); i != fragments.end(); ++i )
+ {
+ delete( *i );
+ }
+ return false;
+ }
+ }
+ }
+ ret_fragments.insert( ret_fragments.end(), fragments.begin(), fragments.end() );
+ return true;
+ }
+ return false;
}
class SubtractBrushesFromUnselected : public scene::Graph::Walker
{
- const brush_vector_t& m_brushlist;
- std::size_t& m_before;
- std::size_t& m_after;
+const brush_vector_t& m_brushlist;
+std::size_t& m_before;
+std::size_t& m_after;
public:
- SubtractBrushesFromUnselected(const brush_vector_t& brushlist, std::size_t& before, std::size_t& after)
- : m_brushlist(brushlist), m_before(before), m_after(after)
- {
- }
- bool pre(const scene::Path& path, scene::Instance& instance) const
- {
- return true;
- }
- void post(const scene::Path& path, scene::Instance& instance) const
- {
- if(path.top().get().visible())
- {
- Brush* brush = Node_getBrush(path.top());
- if(brush != 0
- && !Instance_getSelectable(instance)->isSelected())
- {
- brush_vector_t buffer[2];
- bool swap = false;
- Brush* original = new Brush(*brush);
- buffer[static_cast<std::size_t>(swap)].push_back(original);
-
- {
- for(brush_vector_t::const_iterator i(m_brushlist.begin()); i != m_brushlist.end(); ++i)
- {
- for(brush_vector_t::iterator j(buffer[static_cast<std::size_t>(swap)].begin()); j != buffer[static_cast<std::size_t>(swap)].end(); ++j)
- {
- if(Brush_subtract(*(*j), *(*i), buffer[static_cast<std::size_t>(!swap)]))
- {
- delete (*j);
- }
- else
- {
- buffer[static_cast<std::size_t>(!swap)].push_back((*j));
- }
- }
- buffer[static_cast<std::size_t>(swap)].clear();
- swap = !swap;
- }
- }
-
- brush_vector_t& out = buffer[static_cast<std::size_t>(swap)];
-
- if(out.size() == 1 && out.back() == original)
- {
- delete original;
- }
- else
- {
- ++m_before;
- for(brush_vector_t::const_iterator i = out.begin(); i != out.end(); ++i)
- {
- ++m_after;
- NodeSmartReference node((new BrushNode())->node());
- (*i)->removeEmptyFaces();
- ASSERT_MESSAGE(!(*i)->empty(), "brush left with no faces after subtract");
- Node_getBrush(node)->copy(*(*i));
- delete (*i);
- Node_getTraversable(path.parent())->insert(node);
- }
- Path_deleteTop(path);
- }
- }
- }
- }
+SubtractBrushesFromUnselected( const brush_vector_t& brushlist, std::size_t& before, std::size_t& after )
+ : m_brushlist( brushlist ), m_before( before ), m_after( after ){
+}
+bool pre( const scene::Path& path, scene::Instance& instance ) const {
+ return true;
+}
+void post( const scene::Path& path, scene::Instance& instance ) const {
+ if ( path.top().get().visible() ) {
+ Brush* brush = Node_getBrush( path.top() );
+ if ( brush != 0
+ && !Instance_getSelectable( instance )->isSelected() ) {
+ brush_vector_t buffer[2];
+ bool swap = false;
+ Brush* original = new Brush( *brush );
+ buffer[static_cast<std::size_t>( swap )].push_back( original );
+
+ {
+ for ( brush_vector_t::const_iterator i( m_brushlist.begin() ); i != m_brushlist.end(); ++i )
+ {
+ for ( brush_vector_t::iterator j( buffer[static_cast<std::size_t>( swap )].begin() ); j != buffer[static_cast<std::size_t>( swap )].end(); ++j )
+ {
+ if ( Brush_subtract( *( *j ), *( *i ), buffer[static_cast<std::size_t>( !swap )] ) ) {
+ delete ( *j );
+ }
+ else
+ {
+ buffer[static_cast<std::size_t>( !swap )].push_back( ( *j ) );
+ }
+ }
+ buffer[static_cast<std::size_t>( swap )].clear();
+ swap = !swap;
+ }
+ }
+
+ brush_vector_t& out = buffer[static_cast<std::size_t>( swap )];
+
+ if ( out.size() == 1 && out.back() == original ) {
+ delete original;
+ }
+ else
+ {
+ ++m_before;
+ for ( brush_vector_t::const_iterator i = out.begin(); i != out.end(); ++i )
+ {
+ ++m_after;
+ ( *i )->removeEmptyFaces();
+ if ( !( *i )->empty() ) {
+ NodeSmartReference node( ( new BrushNode() )->node() );
+ Node_getBrush( node )->copy( *( *i ) );
+ delete ( *i );
+ Node_getTraversable( path.parent() )->insert( node );
+ }
+ else{
+ delete ( *i );
+ }
+ }
+ Path_deleteTop( path );
+ }
+ }
+ }
+}
};
-void CSG_Subtract()
-{
- brush_vector_t selected_brushes;
- GlobalSceneGraph().traverse(BrushGatherSelected(selected_brushes));
-
- if (selected_brushes.empty())
- {
- globalOutputStream() << "CSG Subtract: No brushes selected.\n";
- }
- else
- {
- globalOutputStream() << "CSG Subtract: Subtracting " << Unsigned(selected_brushes.size()) << " brushes.\n";
-
- UndoableCommand undo("brushSubtract");
-
- // subtract selected from unselected
- std::size_t before = 0;
- std::size_t after = 0;
- GlobalSceneGraph().traverse(SubtractBrushesFromUnselected(selected_brushes, before, after));
- globalOutputStream() << "CSG Subtract: Result: "
- << Unsigned(after) << " fragment" << (after == 1 ? "" : "s")
- << " from " << Unsigned(before) << " brush" << (before == 1? "" : "es") << ".\n";
-
- SceneChangeNotify();
- }
+void CSG_Subtract(){
+ brush_vector_t selected_brushes;
+ GlobalSceneGraph().traverse( BrushGatherSelected( selected_brushes ) );
+
+ if ( selected_brushes.empty() ) {
+ globalOutputStream() << "CSG Subtract: No brushes selected.\n";
+ }
+ else
+ {
+ globalOutputStream() << "CSG Subtract: Subtracting " << Unsigned( selected_brushes.size() ) << " brushes.\n";
+
+ UndoableCommand undo( "brushSubtract" );
+
+ // subtract selected from unselected
+ std::size_t before = 0;
+ std::size_t after = 0;
+ GlobalSceneGraph().traverse( SubtractBrushesFromUnselected( selected_brushes, before, after ) );
+ globalOutputStream() << "CSG Subtract: Result: "
+ << Unsigned( after ) << " fragment" << ( after == 1 ? "" : "s" )
+ << " from " << Unsigned( before ) << " brush" << ( before == 1 ? "" : "es" ) << ".\n";
+
+ SceneChangeNotify();
+ }
}
class BrushSplitByPlaneSelected : public scene::Graph::Walker
{
- const Vector3& m_p0;
- const Vector3& m_p1;
- const Vector3& m_p2;
- const char* m_shader;
- const TextureProjection& m_projection;
- EBrushSplit m_split;
+const Vector3& m_p0;
+const Vector3& m_p1;
+const Vector3& m_p2;
+const char* m_shader;
+const TextureProjection& m_projection;
+EBrushSplit m_split;
public:
- BrushSplitByPlaneSelected(const Vector3& p0, const Vector3& p1, const Vector3& p2, const char* shader, const TextureProjection& projection, EBrushSplit split)
- : m_p0(p0), m_p1(p1), m_p2(p2), m_shader(shader), m_projection(projection), m_split(split)
- {
- }
- bool pre(const scene::Path& path, scene::Instance& instance) const
- {
- return true;
- }
- void post(const scene::Path& path, scene::Instance& instance) const
- {
- if(path.top().get().visible())
- {
- Brush* brush = Node_getBrush(path.top());
- if(brush != 0
- && Instance_getSelectable(instance)->isSelected())
- {
- Plane3 plane(plane3_for_points(m_p0, m_p1, m_p2));
- if(plane3_valid(plane))
- {
- brushsplit_t split = Brush_classifyPlane(*brush, m_split == eFront ? plane3_flipped(plane) : plane);
- if(split.counts[ePlaneBack] && split.counts[ePlaneFront])
- {
- // the plane intersects this brush
- if(m_split == eFrontAndBack)
- {
- NodeSmartReference node((new BrushNode())->node());
- Brush* fragment = Node_getBrush(node);
- fragment->copy(*brush);
- Face* newFace = fragment->addPlane(m_p0, m_p1, m_p2, m_shader, m_projection);
- if(newFace != 0 && m_split != eFront)
- {
- newFace->flipWinding();
- }
- fragment->removeEmptyFaces();
- ASSERT_MESSAGE(!fragment->empty(), "brush left with no faces after split");
-
- Node_getTraversable(path.parent())->insert(node);
- {
- scene::Path fragmentPath = path;
- fragmentPath.top() = makeReference(node.get());
- selectPath(fragmentPath, true);
- }
- }
-
- Face* newFace = brush->addPlane(m_p0, m_p1, m_p2, m_shader, m_projection);
- if(newFace != 0 && m_split == eFront)
- {
- newFace->flipWinding();
- }
- brush->removeEmptyFaces();
- ASSERT_MESSAGE(!brush->empty(), "brush left with no faces after split");
- }
- else
- // the plane does not intersect this brush
- if(m_split != eFrontAndBack && split.counts[ePlaneBack] != 0)
- {
- // the brush is "behind" the plane
- Path_deleteTop(path);
- }
- }
- }
- }
- }
+BrushSplitByPlaneSelected( const Vector3& p0, const Vector3& p1, const Vector3& p2, const char* shader, const TextureProjection& projection, EBrushSplit split )
+ : m_p0( p0 ), m_p1( p1 ), m_p2( p2 ), m_shader( shader ), m_projection( projection ), m_split( split ){
+}
+bool pre( const scene::Path& path, scene::Instance& instance ) const {
+ return true;
+}
+void post( const scene::Path& path, scene::Instance& instance ) const {
+ if ( path.top().get().visible() ) {
+ Brush* brush = Node_getBrush( path.top() );
+ if ( brush != 0
+ && Instance_getSelectable( instance )->isSelected() ) {
+ Plane3 plane( plane3_for_points( m_p0, m_p1, m_p2 ) );
+ if ( plane3_valid( plane ) ) {
+ brushsplit_t split = Brush_classifyPlane( *brush, m_split == eFront ? plane3_flipped( plane ) : plane );
+ if ( split.counts[ePlaneBack] && split.counts[ePlaneFront] ) {
+ // the plane intersects this brush
+ if ( m_split == eFrontAndBack ) {
+ NodeSmartReference node( ( new BrushNode() )->node() );
+ Brush* fragment = Node_getBrush( node );
+ fragment->copy( *brush );
+ Face* newFace = fragment->addPlane( m_p0, m_p1, m_p2, m_shader, m_projection );
+ if ( newFace != 0 && m_split != eFront ) {
+ newFace->flipWinding();
+ }
+ fragment->removeEmptyFaces();
+ ASSERT_MESSAGE( !fragment->empty(), "brush left with no faces after split" );
+
+ Node_getTraversable( path.parent() )->insert( node );
+ {
+ scene::Path fragmentPath = path;
+ fragmentPath.top() = makeReference( node.get() );
+ selectPath( fragmentPath, true );
+ }
+ }
+
+ Face* newFace = brush->addPlane( m_p0, m_p1, m_p2, m_shader, m_projection );
+ if ( newFace != 0 && m_split == eFront ) {
+ newFace->flipWinding();
+ }
+ brush->removeEmptyFaces();
+ ASSERT_MESSAGE( !brush->empty(), "brush left with no faces after split" );
+ }
+ else
+ // the plane does not intersect this brush
+ if ( m_split != eFrontAndBack && split.counts[ePlaneBack] != 0 ) {
+ // the brush is "behind" the plane
+ Path_deleteTop( path );
+ }
+ }
+ }
+ }
+}
};
-void Scene_BrushSplitByPlane(scene::Graph& graph, const Vector3& p0, const Vector3& p1, const Vector3& p2, const char* shader, EBrushSplit split)
-{
- TextureProjection projection;
- TexDef_Construct_Default(projection);
- graph.traverse(BrushSplitByPlaneSelected(p0, p1, p2, shader, projection, split));
- SceneChangeNotify();
+void Scene_BrushSplitByPlane( scene::Graph& graph, const Vector3& p0, const Vector3& p1, const Vector3& p2, const char* shader, EBrushSplit split ){
+ TextureProjection projection;
+ TexDef_Construct_Default( projection );
+ graph.traverse( BrushSplitByPlaneSelected( p0, p1, p2, shader, projection, split ) );
+ SceneChangeNotify();
}
class BrushInstanceSetClipPlane : public scene::Graph::Walker
{
- Plane3 m_plane;
+Plane3 m_plane;
public:
- BrushInstanceSetClipPlane(const Plane3& plane)
- : m_plane(plane)
- {
- }
- bool pre(const scene::Path& path, scene::Instance& instance) const
- {
- BrushInstance* brush = Instance_getBrush(instance);
- if(brush != 0
- && path.top().get().visible()
- && brush->isSelected())
- {
- BrushInstance& brushInstance = *brush;
- brushInstance.setClipPlane(m_plane);
- }
- return true;
- }
+BrushInstanceSetClipPlane( const Plane3& plane )
+ : m_plane( plane ){
+}
+bool pre( const scene::Path& path, scene::Instance& instance ) const {
+ BrushInstance* brush = Instance_getBrush( instance );
+ if ( brush != 0
+ && path.top().get().visible()
+ && brush->isSelected() ) {
+ BrushInstance& brushInstance = *brush;
+ brushInstance.setClipPlane( m_plane );
+ }
+ return true;
+}
};
-void Scene_BrushSetClipPlane(scene::Graph& graph, const Plane3& plane)
-{
- graph.traverse(BrushInstanceSetClipPlane(plane));
+void Scene_BrushSetClipPlane( scene::Graph& graph, const Plane3& plane ){
+ graph.traverse( BrushInstanceSetClipPlane( plane ) );
}
/*
-=============
-CSG_Merge
-=============
-*/
-bool Brush_merge(Brush& brush, const brush_vector_t& in, bool onlyshape)
-{
- // gather potential outer faces
-
- {
- typedef std::vector<const Face*> Faces;
- Faces faces;
- for(brush_vector_t::const_iterator i(in.begin()); i != in.end(); ++i)
- {
- (*i)->evaluateBRep();
- for(Brush::const_iterator j((*i)->begin()); j != (*i)->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(brush_vector_t::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)->begin()); !skip && l != (*k)->end(); ++l)
- {
- const Face& face2 = *(*l);
-
- // face opposes another face
- if(plane3_opposing(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 (plane3_equal(face1.plane3(), face2.plane3()))
- {
- //if the texture/shader references should be the same but are not
- if (!onlyshape && !shader_equal(face1.getShader().getShader(), face2.getShader().getShader()))
- {
- 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;
-}
-
-void CSG_Merge(void)
-{
- brush_vector_t selected_brushes;
+ =============
+ CSG_Merge
+ =============
+ */
+bool Brush_merge( Brush& brush, const brush_vector_t& in, bool onlyshape ){
+ // gather potential outer faces
+
+ {
+ typedef std::vector<const Face*> Faces;
+ Faces faces;
+ for ( brush_vector_t::const_iterator i( in.begin() ); i != in.end(); ++i )
+ {
+ ( *i )->evaluateBRep();
+ for ( Brush::const_iterator j( ( *i )->begin() ); j != ( *i )->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 ( brush_vector_t::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 )->begin() ); !skip && l != ( *k )->end(); ++l )
+ {
+ const Face& face2 = *( *l );
+
+ // face opposes another face
+ if ( plane3_opposing( 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 ( plane3_equal( face1.plane3(), face2.plane3() ) ) {
+ //if the texture/shader references should be the same but are not
+ if ( !onlyshape && !shader_equal( face1.getShader().getShader(), face2.getShader().getShader() ) ) {
+ 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;
+}
+
+void CSG_Merge( void ){
+ brush_vector_t selected_brushes;
- // remove selected
- GlobalSceneGraph().traverse(BrushGatherSelected(selected_brushes));
+ // remove selected
+ GlobalSceneGraph().traverse( BrushGatherSelected( selected_brushes ) );
- if (selected_brushes.empty())
- {
- globalOutputStream() << "CSG Merge: No brushes selected.\n";
- return;
- }
+ if ( selected_brushes.empty() ) {
+ globalOutputStream() << "CSG Merge: No brushes selected.\n";
+ return;
+ }
- if (selected_brushes.size() < 2)
- {
- globalOutputStream() << "CSG Merge: At least two brushes have to be selected.\n";
- return;
- }
+ if ( selected_brushes.size() < 2 ) {
+ globalOutputStream() << "CSG Merge: At least two brushes have to be selected.\n";
+ return;
+ }
- globalOutputStream() << "CSG Merge: Merging " << Unsigned(selected_brushes.size()) << " brushes.\n";
+ globalOutputStream() << "CSG Merge: Merging " << Unsigned( selected_brushes.size() ) << " brushes.\n";
- UndoableCommand undo("brushMerge");
+ UndoableCommand undo( "brushMerge" );
- scene::Path merged_path = GlobalSelectionSystem().ultimateSelected().path();
+ scene::Path merged_path = GlobalSelectionSystem().ultimateSelected().path();
- NodeSmartReference node((new BrushNode())->node());
- Brush* brush = Node_getBrush(node);
- // if the new brush would not be convex
- if(!Brush_merge(*brush, selected_brushes, true))
- {
- globalOutputStream() << "CSG Merge: Failed - result would not be convex.\n";
- }
- else
- {
- ASSERT_MESSAGE(!brush->empty(), "brush left with no faces after merge");
+ NodeSmartReference node( ( new BrushNode() )->node() );
+ Brush* brush = Node_getBrush( node );
+ // if the new brush would not be convex
+ if ( !Brush_merge( *brush, selected_brushes, true ) ) {
+ globalOutputStream() << "CSG Merge: Failed - result would not be convex.\n";
+ }
+ else
+ {
+ ASSERT_MESSAGE( !brush->empty(), "brush left with no faces after merge" );
- // free the original brushes
- GlobalSceneGraph().traverse(BrushDeleteSelected());
+ // free the original brushes
+ GlobalSceneGraph().traverse( BrushDeleteSelected() );
- merged_path.pop();
- Node_getTraversable(merged_path.top())->insert(node);
- merged_path.push(makeReference(node.get()));
+ merged_path.pop();
+ Node_getTraversable( merged_path.top() )->insert( node );
+ merged_path.push( makeReference( node.get() ) );
- selectPath(merged_path, true);
+ selectPath( merged_path, true );
- globalOutputStream() << "CSG Merge: Succeeded.\n";
- SceneChangeNotify();
- }
+ globalOutputStream() << "CSG Merge: Succeeded.\n";
+ SceneChangeNotify();
+ }
}