radiant/brush: use std::shared_ptr
[xonotic/netradiant.git] / radiant / csg.cpp
index 44fefdc863484ec9759fb806724b08f04268fa8c..337b394176b80d0ffa08d06a038e46131d9c6c5c 100644 (file)
@@ -33,7 +33,7 @@
 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 );
+               std::shared_ptr<Face> newFace = out.back()->addFace( face );
                if ( newFace != 0 ) {
                        newFace->flipWinding();
                        newFace->getPlane().offset( offset );
@@ -47,7 +47,7 @@ void Face_makeRoom( Face &face, const Brush &brush, brush_vector_t &out, float o
                face.getPlane().offset( offset );
                out.push_back( new Brush( brush ) );
                face.getPlane().offset( -offset );
-               Face* newFace = out.back()->addFace( face );
+               std::shared_ptr<Face> newFace = out.back()->addFace( face );
                if ( newFace != 0 ) {
                        newFace->flipWinding();
                        newFace->planeChanged();
@@ -204,15 +204,6 @@ 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
-}
-
 template<typename Caller>
 class BindArguments1
 {
@@ -262,7 +253,6 @@ typedef Function<bool ( const Face &, const Plane3 &, bool ), Face_testPlane> Fa
 /// \li flipped && brush is FRONT or ON
 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 ) ) {
@@ -270,9 +260,6 @@ bool Brush_testPlane( const Brush& brush, const Plane3& plane, bool flipped ){
                }
        }
        return true;
-#else
-       return Brush_findIf( brush, bindArguments( FaceTestPlane(), makeReference( plane ), flipped ) ) == 0;
-#endif
 }
 
 brushsplit_t Brush_classifyPlane( const Brush& brush, const Plane3& plane ){
@@ -293,24 +280,24 @@ bool Brush_subtract( const Brush& brush, const Brush& other, brush_vector_t& ret
                fragments.reserve( other.size() );
                Brush back( brush );
 
-               for ( Brush::const_iterator i( other.begin() ); i != other.end(); ++i )
+               for ( const std::shared_ptr<Face>& b : other )
                {
-                       if ( ( *i )->contributes() ) {
-                               brushsplit_t split = Brush_classifyPlane( back, ( *i )->plane3() );
+                       if ( b->contributes() ) {
+                               brushsplit_t split = Brush_classifyPlane( back, b->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 ) {
+                                       std::shared_ptr<Face> newFace = fragments.back()->addFace( *b );
+                                       if ( newFace != nullptr ) {
                                                newFace->flipWinding();
                                        }
-                                       back.addFace( *( *i ) );
+                                       back.addFace( *b );
                                }
                                else if ( split.counts[ePlaneBack] == 0 ) {
-                                       for ( brush_vector_t::iterator i = fragments.begin(); i != fragments.end(); ++i )
-                                       {
-                                               delete( *i );
+                                       for ( Brush *i : fragments ) {
+                                               delete( i );
                                        }
+                                       fragments.clear();
                                        return false;
                                }
                        }
@@ -448,7 +435,8 @@ void post( const scene::Path& path, scene::Instance& instance ) const {
                                                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 );
+                                               std::shared_ptr<Face> newFace =
+                                                       fragment->addPlane( m_p0, m_p1, m_p2, m_shader, m_projection );
                                                if ( newFace != 0 && m_split != eFront ) {
                                                        newFace->flipWinding();
                                                }
@@ -463,7 +451,7 @@ void post( const scene::Path& path, scene::Instance& instance ) const {
                                                }
                                        }
 
-                                       Face* newFace = brush->addPlane( m_p0, m_p1, m_p2, m_shader, m_projection );
+                                       std::shared_ptr<Face> newFace = brush->addPlane( m_p0, m_p1, m_p2, m_shader, m_projection );
                                        if ( newFace != 0 && m_split == eFront ) {
                                                newFace->flipWinding();
                                        }