]> git.xonotic.org Git - xonotic/netradiant.git/blobdiff - radiant/selection.cpp
Merge commit '87f4eea939309a5ea1972323e237d23afdf01104' into master-merge
[xonotic/netradiant.git] / radiant / selection.cpp
index ff4c6ee32fab33129828cde4ea9f0542aef36e2f..e8d16c95be6f031f7fb22d5144f4f545b5b21a9e 100644 (file)
@@ -20,6 +20,7 @@
  */
 
 #include "selection.h"
+#include "globaldefs.h"
 
 #include "debugging/debugging.h"
 
@@ -156,7 +157,7 @@ inline float angle_between( const Vector3& a, const Vector3& b ){
 }
 
 
-#if defined( _DEBUG )
+#if GDEF_DEBUG
 class test_quat
 {
 public:
@@ -206,6 +207,7 @@ void transform_local2object( Matrix4& object, const Matrix4& local, const Matrix
 class Rotatable
 {
 public:
+virtual ~Rotatable() = default;
 virtual void rotate( const Quaternion& rotation ) = 0;
 };
 
@@ -270,6 +272,7 @@ void translation_local2object( Vector3& object, const Vector3& local, const Matr
 class Translatable
 {
 public:
+virtual ~Translatable() = default;
 virtual void translate( const Vector3& translation ) = 0;
 };
 
@@ -325,10 +328,13 @@ void Transform( const Matrix4& manip2object, const Matrix4& device2manip, const
 }
 };
 
+void GetSelectionAABB( AABB& bounds );
+const Matrix4& ssGetPivot2World();
 
 class Scalable
 {
 public:
+virtual ~Scalable() = default;
 virtual void scale( const Vector3& scaling ) = 0;
 };
 
@@ -339,14 +345,27 @@ private:
 Vector3 m_start;
 Vector3 m_axis;
 Scalable& m_scalable;
+
+Vector3 m_choosen_extent;
+
 public:
 ScaleAxis( Scalable& scalable )
        : m_scalable( scalable ){
 }
 void Construct( const Matrix4& device2manip, const float x, const float y ){
        point_on_axis( m_start, m_axis, device2manip, x, y );
+
+       AABB aabb;
+       GetSelectionAABB( aabb );
+       Vector3 transform_origin = vector4_to_vector3( ssGetPivot2World().t() );
+       m_choosen_extent = Vector3( std::max( aabb.origin[0] + aabb.extents[0] - transform_origin[0], - aabb.origin[0] + aabb.extents[0] + transform_origin[0] ),
+                                       std::max( aabb.origin[1] + aabb.extents[1] - transform_origin[1], - aabb.origin[1] + aabb.extents[1] + transform_origin[1] ),
+                                       std::max( aabb.origin[2] + aabb.extents[2] - transform_origin[2], - aabb.origin[2] + aabb.extents[2] + transform_origin[2] )
+                                                       );
+
 }
 void Transform( const Matrix4& manip2object, const Matrix4& device2manip, const float x, const float y ){
+       //globalOutputStream() << "manip2object: " << manip2object << "  device2manip: " << device2manip << "  x: " << x << "  y:" << y <<"\n";
        Vector3 current;
        point_on_axis( current, m_axis, device2manip, x, y );
        Vector3 delta = vector3_subtracted( current, m_start );
@@ -355,11 +374,19 @@ void Transform( const Matrix4& manip2object, const Matrix4& device2manip, const
        vector3_snap( delta, GetSnapGridSize() );
 
        Vector3 start( vector3_snapped( m_start, GetSnapGridSize() ) );
+       //globalOutputStream() << "start: " << start << "   delta: " << delta <<"\n";
        Vector3 scale(
                start[0] == 0 ? 1 : 1 + delta[0] / start[0],
                start[1] == 0 ? 1 : 1 + delta[1] / start[1],
                start[2] == 0 ? 1 : 1 + delta[2] / start[2]
                );
+
+       for( std::size_t i = 0; i < 3; i++ ){
+               if( m_choosen_extent[i] > 0.0625 ){ //epsilon to prevent too high scale for set of models, having really small extent, formed by origins
+                       scale[i] = ( m_choosen_extent[i] + delta[i] ) / m_choosen_extent[i];
+               }
+       }
+
        m_scalable.scale( scale );
 }
 
@@ -373,12 +400,23 @@ class ScaleFree : public Manipulatable
 private:
 Vector3 m_start;
 Scalable& m_scalable;
+
+Vector3 m_choosen_extent;
+
 public:
 ScaleFree( Scalable& scalable )
        : m_scalable( scalable ){
 }
 void Construct( const Matrix4& device2manip, const float x, const float y ){
        point_on_plane( m_start, device2manip, x, y );
+
+       AABB aabb;
+       GetSelectionAABB( aabb );
+       Vector3 transform_origin = vector4_to_vector3( ssGetPivot2World().t() );
+       m_choosen_extent = Vector3( std::max( aabb.origin[0] + aabb.extents[0] - transform_origin[0], - aabb.origin[0] + aabb.extents[0] + transform_origin[0] ),
+                                       std::max( aabb.origin[1] + aabb.extents[1] - transform_origin[1], - aabb.origin[1] + aabb.extents[1] + transform_origin[1] ),
+                                       std::max( aabb.origin[2] + aabb.extents[2] - transform_origin[2], - aabb.origin[2] + aabb.extents[2] + transform_origin[2] )
+                                                       );
 }
 void Transform( const Matrix4& manip2object, const Matrix4& device2manip, const float x, const float y ){
        Vector3 current;
@@ -394,6 +432,13 @@ void Transform( const Matrix4& manip2object, const Matrix4& device2manip, const
                start[1] == 0 ? 1 : 1 + delta[1] / start[1],
                start[2] == 0 ? 1 : 1 + delta[2] / start[2]
                );
+
+       for( std::size_t i = 0; i < 3; i++ ){
+               if( m_choosen_extent[i] > 0.0625 ){
+                       scale[i] = ( m_choosen_extent[i] + delta[i] ) / m_choosen_extent[i];
+               }
+       }
+
        m_scalable.scale( scale );
 }
 };
@@ -463,7 +508,7 @@ void add_one(){
 }
 };
 
-#if defined( _DEBUG )
+#if GDEF_DEBUG
 #define DEBUG_SELECTION
 #endif
 
@@ -1719,7 +1764,7 @@ void insert( const Plane3& plane ){
 bool contains( const Plane3& plane ) const {
        return PlaneSet_contains( m_selectedPlanes, plane );
 }
-typedef MemberCaller1<SelectedPlaneSet, const Plane3&, &SelectedPlaneSet::insert> InsertCaller;
+typedef MemberCaller<SelectedPlaneSet, void(const Plane3&), &SelectedPlaneSet::insert> InsertCaller;
 };
 
 
@@ -1978,7 +2023,7 @@ void TestQuadStrip( const VertexPointer& vertices, const IndexPointer& indices,
 class SelectionCounter
 {
 public:
-typedef const Selectable& first_argument_type;
+using func = void(const Selectable &);
 
 SelectionCounter( const SelectionChangeCallback& onchanged )
        : m_count( 0 ), m_onchanged( onchanged ){
@@ -2532,14 +2577,13 @@ Rotation m_rotation;
 Scale m_scale;
 public:
 static Shader* m_state;
+bool m_bPreferPointEntsIn2D;
 private:
 EManipulatorMode m_manipulator_mode;
 Manipulator* m_manipulator;
 
 // state
-public:
 bool m_undo_begun;
-private:
 EMode m_mode;
 EComponentMode m_componentmode;
 
@@ -2559,8 +2603,13 @@ selection_t m_component_selection;
 Signal1<const Selectable&> m_selectionChanged_callbacks;
 
 void ConstructPivot() const;
+void setCustomPivotOrigin( Vector3& point ) const;
+public:
+void getSelectionAABB( AABB& bounds ) const;
+private:
 mutable bool m_pivotChanged;
 bool m_pivot_moving;
+mutable bool m_pivotIsCustom;
 
 void Scene_TestSelect( Selector& selector, SelectionTest& test, const View& view, SelectionSystem::EMode mode, SelectionSystem::EComponentMode componentMode );
 
@@ -2582,6 +2631,7 @@ enum EModifier
 };
 
 RadiantSelectionSystem() :
+       m_bPreferPointEntsIn2D( true ),
        m_undo_begun( false ),
        m_mode( ePrimitive ),
        m_componentmode( eDefault ),
@@ -2591,7 +2641,8 @@ RadiantSelectionSystem() :
        m_rotate_manipulator( *this, 8, 64 ),
        m_scale_manipulator( *this, 0, 64 ),
        m_pivotChanged( false ),
-       m_pivot_moving( false ){
+       m_pivot_moving( false ),
+       m_pivotIsCustom( false ){
        SetManipulatorMode( eTranslate );
        pivotChanged();
        addSelectionChangeCallback( PivotChangedSelectionCaller( *this ) );
@@ -2601,11 +2652,11 @@ void pivotChanged() const {
        m_pivotChanged = true;
        SceneChangeNotify();
 }
-typedef ConstMemberCaller<RadiantSelectionSystem, &RadiantSelectionSystem::pivotChanged> PivotChangedCaller;
+typedef ConstMemberCaller<RadiantSelectionSystem, void(), &RadiantSelectionSystem::pivotChanged> PivotChangedCaller;
 void pivotChangedSelection( const Selectable& selectable ){
        pivotChanged();
 }
-typedef MemberCaller1<RadiantSelectionSystem, const Selectable&, &RadiantSelectionSystem::pivotChangedSelection> PivotChangedSelectionCaller;
+typedef MemberCaller<RadiantSelectionSystem, void(const Selectable&), &RadiantSelectionSystem::pivotChangedSelection> PivotChangedSelectionCaller;
 
 void SetMode( EMode mode ){
        if ( m_mode != mode ) {
@@ -2623,6 +2674,7 @@ EComponentMode ComponentMode() const {
        return m_componentmode;
 }
 void SetManipulatorMode( EManipulatorMode mode ){
+       m_pivotIsCustom = false;
        m_manipulator_mode = mode;
        switch ( m_manipulator_mode )
        {
@@ -2640,11 +2692,11 @@ EManipulatorMode ManipulatorMode() const {
 
 SelectionChangeCallback getObserver( EMode mode ){
        if ( mode == ePrimitive ) {
-               return makeCallback1( m_count_primitive );
+               return makeCallback( m_count_primitive );
        }
        else
        {
-               return makeCallback1( m_count_component );
+               return makeCallback( m_count_component );
        }
 }
 std::size_t countSelected() const {
@@ -2717,7 +2769,7 @@ void addSelectionChangeCallback( const SelectionChangeHandler& handler ){
 void selectionChanged( const Selectable& selectable ){
        m_selectionChanged_callbacks( selectable );
 }
-typedef MemberCaller1<RadiantSelectionSystem, const Selectable&, &RadiantSelectionSystem::selectionChanged> SelectionChangedCaller;
+typedef MemberCaller<RadiantSelectionSystem, void(const Selectable&), &RadiantSelectionSystem::selectionChanged> SelectionChangedCaller;
 
 
 void startMove(){
@@ -2804,75 +2856,64 @@ void SelectPoint( const View& view, const float device_point[2], const float dev
 
                SelectionVolume volume( scissored );
                SelectionPool selector;
-               if ( face ) {
-                       Scene_TestSelect_Component( selector, volume, scissored, eFace );
-               }
-               else
-               {
-                       Scene_TestSelect( selector, volume, scissored, Mode(), ComponentMode() );
-               }
+               SelectionPool selector_point_ents;
+               const bool prefer_point_ents = m_bPreferPointEntsIn2D && Mode() == ePrimitive && !view.fill() && !face
+                       && ( modifier == RadiantSelectionSystem::eReplace || modifier == RadiantSelectionSystem::eSelect || modifier == RadiantSelectionSystem::eDeselect );
 
-               if ( !selector.failed() ) {
+               if( prefer_point_ents ){
+                       Scene_TestSelect( selector_point_ents, volume, scissored, eEntity, ComponentMode() );
+               }
+               if( prefer_point_ents && !selector_point_ents.failed() ){
                        switch ( modifier )
                        {
-                       case RadiantSelectionSystem::eToggle:
-                       {
-                               SelectableSortedSet::iterator best = selector.begin();
-                               // toggle selection of the object with least depth
-                               if ( ( *best ).second->isSelected() ) {
-                                       ( *best ).second->setSelected( false );
-                               }
-                               else{
-                                       ( *best ).second->setSelected( true );
-                               }
-                       }
-                       break;
                        // if cycle mode not enabled, enable it
                        case RadiantSelectionSystem::eReplace:
                        {
                                // select closest
-                               ( *selector.begin() ).second->setSelected( true );
+                               ( *selector_point_ents.begin() ).second->setSelected( true );
                        }
                        break;
-                       // select the next object in the list from the one already selected
-                       case RadiantSelectionSystem::eCycle:
+                       case RadiantSelectionSystem::eSelect:
                        {
-                               bool CycleSelectionOccured = false;
-                               SelectionPool::iterator i = selector.begin();
-                               while ( i != selector.end() )
+                               SelectionPool::iterator best = selector_point_ents.begin();
+                               if( !( *best ).second->isSelected() ){
+                                       ( *best ).second->setSelected( true );
+                               }
+                               SelectionPool::iterator i = best;
+                               ++i;
+                               while ( i != selector_point_ents.end() )
                                {
-                                       if ( ( *i ).second->isSelected() ) {
-                                               deselectComponentsOrAll( face );
-                                               ++i;
-                                               if ( i != selector.end() ) {
-                                                       i->second->setSelected( true );
+                                       if( ( *i ).first.equalEpsilon( ( *best ).first, 0.25f, 0.000001f ) ){
+                                               if( !( *i ).second->isSelected() ){
+                                                       ( *i ).second->setSelected( true );
                                                }
-                                               else
-                                               {
-                                                       selector.begin()->second->setSelected( true );
-                                               }
-                                               CycleSelectionOccured = true;
+                                       }
+                                       else{
                                                break;
                                        }
                                        ++i;
                                }
-                               if( !CycleSelectionOccured ){
-                                       deselectComponentsOrAll( face );
-                                       ( *selector.begin() ).second->setSelected( true );
-                               }
-                       }
-                       break;
-                       case RadiantSelectionSystem::eSelect:
-                       {
-                               if( !( *selector.begin() ).second->isSelected() ){
-                                       ( *selector.begin() ).second->setSelected( true );
-                               }
                        }
                        break;
                        case RadiantSelectionSystem::eDeselect:
                        {
-                               if( ( *selector.begin() ).second->isSelected() ){
-                                       ( *selector.begin() ).second->setSelected( false );
+                               SelectionPool::iterator best = selector_point_ents.begin();
+                               if( ( *best ).second->isSelected() ){
+                                       ( *best ).second->setSelected( false );
+                               }
+                               SelectionPool::iterator i = best;
+                               ++i;
+                               while ( i != selector_point_ents.end() )
+                               {
+                                       if( ( *i ).first.equalEpsilon( ( *best ).first, 0.25f, 0.000001f ) ){
+                                               if( ( *i ).second->isSelected() ){
+                                                       ( *i ).second->setSelected( false );
+                                               }
+                                       }
+                                       else{
+                                               break;
+                                       }
+                                       ++i;
                                }
                        }
                        break;
@@ -2880,8 +2921,115 @@ void SelectPoint( const View& view, const float device_point[2], const float dev
                                break;
                        }
                }
-               else if( modifier == eCycle ){
-                       deselectComponentsOrAll( face );
+               else{
+                       if ( face ){
+                               Scene_TestSelect_Component( selector, volume, scissored, eFace );
+                       }
+                       else{
+                               Scene_TestSelect( selector, volume, scissored, Mode(), ComponentMode() );
+                       }
+
+                       if ( !selector.failed() ) {
+                               switch ( modifier )
+                               {
+                               case RadiantSelectionSystem::eToggle:
+                               {
+                                       SelectableSortedSet::iterator best = selector.begin();
+                                       // toggle selection of the object with least depth
+                                       if ( ( *best ).second->isSelected() ) {
+                                               ( *best ).second->setSelected( false );
+                                       }
+                                       else{
+                                               ( *best ).second->setSelected( true );
+                                       }
+                               }
+                               break;
+                               // if cycle mode not enabled, enable it
+                               case RadiantSelectionSystem::eReplace:
+                               {
+                                       // select closest
+                                       ( *selector.begin() ).second->setSelected( true );
+                               }
+                               break;
+                               // select the next object in the list from the one already selected
+                               case RadiantSelectionSystem::eCycle:
+                               {
+                                       bool CycleSelectionOccured = false;
+                                       SelectionPool::iterator i = selector.begin();
+                                       while ( i != selector.end() )
+                                       {
+                                               if ( ( *i ).second->isSelected() ) {
+                                                       deselectComponentsOrAll( face );
+                                                       ++i;
+                                                       if ( i != selector.end() ) {
+                                                               i->second->setSelected( true );
+                                                       }
+                                                       else
+                                                       {
+                                                               selector.begin()->second->setSelected( true );
+                                                       }
+                                                       CycleSelectionOccured = true;
+                                                       break;
+                                               }
+                                               ++i;
+                                       }
+                                       if( !CycleSelectionOccured ){
+                                               deselectComponentsOrAll( face );
+                                               ( *selector.begin() ).second->setSelected( true );
+                                       }
+                               }
+                               break;
+                               case RadiantSelectionSystem::eSelect:
+                               {
+                                       SelectionPool::iterator best = selector.begin();
+                                       if( !( *best ).second->isSelected() ){
+                                               ( *best ).second->setSelected( true );
+                                       }
+                                       SelectionPool::iterator i = best;
+                                       ++i;
+                                       while ( i != selector.end() )
+                                       {
+                                               if( ( *i ).first.equalEpsilon( ( *best ).first, 0.25f, 0.000001f ) ){
+                                                       if( !( *i ).second->isSelected() ){
+                                                               ( *i ).second->setSelected( true );
+                                                       }
+                                               }
+                                               else{
+                                                       break;
+                                               }
+                                               ++i;
+                                       }
+                               }
+                               break;
+                               case RadiantSelectionSystem::eDeselect:
+                               {
+                                       SelectionPool::iterator best = selector.begin();
+                                       if( ( *best ).second->isSelected() ){
+                                               ( *best ).second->setSelected( false );
+                                       }
+                                       SelectionPool::iterator i = best;
+                                       ++i;
+                                       while ( i != selector.end() )
+                                       {
+                                               if( ( *i ).first.equalEpsilon( ( *best ).first, 0.25f, 0.000001f ) ){
+                                                       if( ( *i ).second->isSelected() ){
+                                                               ( *i ).second->setSelected( false );
+                                                       }
+                                               }
+                                               else{
+                                                       break;
+                                               }
+                                               ++i;
+                                       }
+                               }
+                               break;
+                               default:
+                                       break;
+                               }
+                       }
+                       else if( modifier == eCycle ){
+                               deselectComponentsOrAll( face );
+                       }
                }
        }
 }
@@ -2898,28 +3046,59 @@ bool SelectPoint_InitPaint( const View& view, const float device_point[2], const
 
                SelectionVolume volume( scissored );
                SelectionPool selector;
-               if ( face ) {
-                       Scene_TestSelect_Component( selector, volume, scissored, eFace );
+               SelectionPool selector_point_ents;
+               const bool prefer_point_ents = m_bPreferPointEntsIn2D && Mode() == ePrimitive && !view.fill() && !face;
+
+               if( prefer_point_ents ){
+                       Scene_TestSelect( selector_point_ents, volume, scissored, eEntity, ComponentMode() );
                }
-               else
-               {
-                       Scene_TestSelect( selector, volume, scissored, Mode(), ComponentMode() );
+               if( prefer_point_ents && !selector_point_ents.failed() ){
+                       SelectableSortedSet::iterator best = selector_point_ents.begin();
+                       const bool wasSelected = ( *best ).second->isSelected();
+                       ( *best ).second->setSelected( !wasSelected );
+                       SelectableSortedSet::iterator i = best;
+                       ++i;
+                       while ( i != selector_point_ents.end() )
+                       {
+                               if( ( *i ).first.equalEpsilon( ( *best ).first, 0.25f, 0.000001f ) ){
+                                       ( *i ).second->setSelected( !wasSelected );
+                               }
+                               else{
+                                       break;
+                               }
+                               ++i;
+                       }
+                       return !wasSelected;
                }
-
-               if ( !selector.failed() ) {
-                       SelectableSortedSet::iterator best = selector.begin();
-                       if ( ( *best ).second->isSelected() ) {
-                               ( *best ).second->setSelected( false );
-                               return false;
+               else{//do primitives, if ents failed
+                       if ( face ){
+                               Scene_TestSelect_Component( selector, volume, scissored, eFace );
+                       }
+                       else{
+                               Scene_TestSelect( selector, volume, scissored, Mode(), ComponentMode() );
+                       }
+                       if ( !selector.failed() ){
+                               SelectableSortedSet::iterator best = selector.begin();
+                               const bool wasSelected = ( *best ).second->isSelected();
+                               ( *best ).second->setSelected( !wasSelected );
+                               SelectableSortedSet::iterator i = best;
+                               ++i;
+                               while ( i != selector.end() )
+                               {
+                                       if( ( *i ).first.equalEpsilon( ( *best ).first, 0.25f, 0.000001f ) ){
+                                               ( *i ).second->setSelected( !wasSelected );
+                                       }
+                                       else{
+                                               break;
+                                       }
+                                       ++i;
+                               }
+                               return !wasSelected;
                        }
                        else{
-                               ( *best ).second->setSelected( true );
                                return true;
                        }
                }
-               else{
-                       return true;
-               }
        }
 }
 
@@ -3020,7 +3199,12 @@ void outputScale( TextOutputStream& ostream ){
        ostream << " -scale " << m_scale.x() << " " << m_scale.y() << " " << m_scale.z();
 }
 
-void rotateSelected( const Quaternion& rotation ){
+void rotateSelected( const Quaternion& rotation, bool snapOrigin ){
+       if( snapOrigin && !m_pivotIsCustom ){
+               m_pivot2world.tx() = float_snapped( m_pivot2world.tx(), GetSnapGridSize() );
+               m_pivot2world.ty() = float_snapped( m_pivot2world.ty(), GetSnapGridSize() );
+               m_pivot2world.tz() = float_snapped( m_pivot2world.tz(), GetSnapGridSize() );
+       }
        startMove();
        rotate( rotation );
        freezeTransforms();
@@ -3102,7 +3286,7 @@ inline RadiantSelectionSystem& getSelectionSystem(){
 }
 }
 
-
+#include "map.h"
 
 class testselect_entity_visible : public scene::Graph::Walker
 {
@@ -3113,6 +3297,10 @@ testselect_entity_visible( Selector& selector, SelectionTest& test )
        : m_selector( selector ), m_test( test ){
 }
 bool pre( const scene::Path& path, scene::Instance& instance ) const {
+       if( path.top().get_pointer() == Map_GetWorldspawn( g_map ) ||
+               node_is_group( path.top().get() ) ){
+               return false;
+       }
        Selectable* selectable = Instance_getSelectable( instance );
        if ( selectable != 0
                 && Node_isEntity( path.top() ) ) {
@@ -3380,7 +3568,7 @@ inline void pivot_for_node( Matrix4& pivot, scene::Node& node, scene::Instance&
 #endif
 
 void RadiantSelectionSystem::ConstructPivot() const {
-       if ( !m_pivotChanged || m_pivot_moving ) {
+       if ( !m_pivotChanged || m_pivot_moving || m_pivotIsCustom ) {
                return;
        }
        m_pivotChanged = false;
@@ -3401,6 +3589,7 @@ void RadiantSelectionSystem::ConstructPivot() const {
                }
 
                //vector3_snap( m_object_pivot, GetSnapGridSize() );
+               //globalOutputStream() << m_object_pivot << "\n";
                m_pivot2world = matrix4_translation_for_vec3( m_object_pivot );
 
                switch ( m_manipulator_mode )
@@ -3431,6 +3620,106 @@ void RadiantSelectionSystem::ConstructPivot() const {
        }
 }
 
+void RadiantSelectionSystem::setCustomPivotOrigin( Vector3& point ) const {
+       /*if ( !m_pivotChanged || m_pivot_moving ) {
+               return;
+       }*/
+       //m_pivotChanged = false;
+
+       if ( !nothingSelected() && ( m_manipulator_mode == eTranslate || m_manipulator_mode == eRotate || m_manipulator_mode == eScale ) ) {
+               AABB bounds;
+               if ( Mode() == eComponent ) {
+                       Scene_BoundsSelectedComponent( GlobalSceneGraph(), bounds );
+               }
+               else
+               {
+                       Scene_BoundsSelected( GlobalSceneGraph(), bounds );
+               }
+               //globalOutputStream() << point << "\n";
+               const float gridsize = GetSnapGridSize();
+               //const float bbox_epsilon = gridsize / 4.0;
+
+               for( std::size_t i = 0; i < 3; i++ ){
+                       if( point[i] < 900000 ){
+                               float bestsnapDist = fabs( bounds.origin[i] - point[i] );
+                               float bestsnapTo = bounds.origin[i];
+                               float othersnapDist = fabs( bounds.origin[i] + bounds.extents[i] - point[i] );
+                               if( othersnapDist < bestsnapDist ){
+                                       bestsnapDist = othersnapDist;
+                                       bestsnapTo = bounds.origin[i] + bounds.extents[i];
+                               }
+                               othersnapDist = fabs( bounds.origin[i] - bounds.extents[i] - point[i] );
+                               if( othersnapDist < bestsnapDist ){
+                                       bestsnapDist = othersnapDist;
+                                       bestsnapTo = bounds.origin[i] - bounds.extents[i];
+                               }
+                               othersnapDist = fabs( float_snapped( point[i], gridsize ) - point[i] );
+                               if( othersnapDist < bestsnapDist ){
+                                       bestsnapDist = othersnapDist;
+                                       bestsnapTo = float_snapped( point[i], gridsize );
+                               }
+                               point[i] = bestsnapTo;
+
+/*                             if( float_equal_epsilon( point[i], bestsnapTo, bbox_epsilon ) ){
+                                       point[i] = bestsnapTo;
+                               }
+                               else{
+                                       point[i] = float_snapped( point[i], gridsize );
+                               }
+                               */
+                               m_pivot2world[i + 12] = point[i]; //m_pivot2world.tx() .ty() .tz()
+                       }
+               }
+
+               switch ( m_manipulator_mode )
+               {
+               case eTranslate:
+                       break;
+               case eRotate:
+                       if ( Mode() == eComponent ) {
+                               matrix4_assign_rotation_for_pivot( m_pivot2world, m_component_selection.back() );
+                       }
+                       else
+                       {
+                               matrix4_assign_rotation_for_pivot( m_pivot2world, m_selection.back() );
+                       }
+                       break;
+               case eScale:
+                       if ( Mode() == eComponent ) {
+                               matrix4_assign_rotation_for_pivot( m_pivot2world, m_component_selection.back() );
+                       }
+                       else
+                       {
+                               matrix4_assign_rotation_for_pivot( m_pivot2world, m_selection.back() );
+                       }
+                       break;
+               default:
+                       break;
+               }
+       }
+       m_pivotIsCustom = true;
+}
+
+void RadiantSelectionSystem::getSelectionAABB( AABB& bounds ) const {
+       if ( !nothingSelected() ) {
+               if ( Mode() == eComponent ) {
+                       Scene_BoundsSelectedComponent( GlobalSceneGraph(), bounds );
+               }
+               else
+               {
+                       Scene_BoundsSelected( GlobalSceneGraph(), bounds );
+               }
+       }
+}
+
+void GetSelectionAABB( AABB& bounds ){
+       getSelectionSystem().getSelectionAABB( bounds );
+}
+
+const Matrix4& ssGetPivot2World(){
+       return getSelectionSystem().GetPivot2World();
+}
+
 void RadiantSelectionSystem::renderSolid( Renderer& renderer, const VolumeTest& volume ) const {
        //if(view->TestPoint(m_object_pivot))
        if ( !nothingSelected() ) {
@@ -3450,12 +3739,26 @@ void RadiantSelectionSystem::renderSolid( Renderer& renderer, const VolumeTest&
 #endif
 }
 
+#include "preferencesystem.h"
+#include "preferences.h"
+
+void SelectionSystem_constructPreferences( PreferencesPage& page ){
+       page.appendCheckBox( "", "Prefer point entities in 2D", getSelectionSystem().m_bPreferPointEntsIn2D );
+}
+void SelectionSystem_constructPage( PreferenceGroup& group ){
+       PreferencesPage page( group.createPage( "Selection", "Selection System Settings" ) );
+       SelectionSystem_constructPreferences( page );
+}
+void SelectionSystem_registerPreferencesPage(){
+       PreferencesDialog_addSettingsPage( FreeCaller<void(PreferenceGroup&), SelectionSystem_constructPage>() );
+}
+
+
 
 void SelectionSystem_OnBoundsChanged(){
        getSelectionSystem().pivotChanged();
 }
 
-
 SignalHandlerId SelectionSystem_boundsChanged;
 
 void SelectionSystem_Construct(){
@@ -3463,9 +3766,12 @@ void SelectionSystem_Construct(){
 
        g_RadiantSelectionSystem = new RadiantSelectionSystem;
 
-       SelectionSystem_boundsChanged = GlobalSceneGraph().addBoundsChangedCallback( FreeCaller<SelectionSystem_OnBoundsChanged>() );
+       SelectionSystem_boundsChanged = GlobalSceneGraph().addBoundsChangedCallback( FreeCaller<void(), SelectionSystem_OnBoundsChanged>() );
 
        GlobalShaderCache().attachRenderable( getSelectionSystem() );
+
+       GlobalPreferenceSystem().registerPreference( "PreferPointEntsIn2D", make_property_string( getSelectionSystem().m_bPreferPointEntsIn2D ) );
+       SelectionSystem_registerPreferencesPage();
 }
 
 void SelectionSystem_Destroy(){
@@ -3507,7 +3813,7 @@ inline WindowVector window_constrained( WindowVector window, std::size_t x, std:
        return WindowVector( window_constrained( window.x(), x, width ), window_constrained( window.y(), y, height ) );
 }
 
-typedef Callback1<DeviceVector> MouseEventCallback;
+typedef Callback<void(DeviceVector)> MouseEventCallback;
 
 Single<MouseEventCallback> g_mouseMovedCallback;
 Single<MouseEventCallback> g_mouseUpCallback;
@@ -3655,7 +3961,7 @@ void mouseMoved( DeviceVector position ){
                                                                                ( m_state & c_modifier_face ) != c_modifierNone );
        }
 }
-typedef MemberCaller1<Selector_, DeviceVector, &Selector_::mouseMoved> MouseMovedCaller;
+typedef MemberCaller<Selector_, void(DeviceVector), &Selector_::mouseMoved> MouseMovedCaller;
 
 void mouseUp( DeviceVector position ){
        if( m_mouse2 ){
@@ -3668,7 +3974,7 @@ void mouseUp( DeviceVector position ){
        g_mouseMovedCallback.clear();
        g_mouseUpCallback.clear();
 }
-typedef MemberCaller1<Selector_, DeviceVector, &Selector_::mouseUp> MouseUpCaller;
+typedef MemberCaller<Selector_, void(DeviceVector), &Selector_::mouseUp> MouseUpCaller;
 };
 
 
@@ -3685,14 +3991,14 @@ bool mouseDown( DeviceVector position ){
 void mouseMoved( DeviceVector position ){
        getSelectionSystem().MoveSelected( *m_view, &position[0] );
 }
-typedef MemberCaller1<Manipulator_, DeviceVector, &Manipulator_::mouseMoved> MouseMovedCaller;
+typedef MemberCaller<Manipulator_, void(DeviceVector), &Manipulator_::mouseMoved> MouseMovedCaller;
 
 void mouseUp( DeviceVector position ){
        getSelectionSystem().endMove();
        g_mouseMovedCallback.clear();
        g_mouseUpCallback.clear();
 }
-typedef MemberCaller1<Manipulator_, DeviceVector, &Manipulator_::mouseUp> MouseUpCaller;
+typedef MemberCaller<Manipulator_, void(DeviceVector), &Manipulator_::mouseUp> MouseUpCaller;
 };
 
 void Scene_copyClosestTexture( SelectionTest& test );
@@ -3773,6 +4079,7 @@ void onMouseDown( const WindowVector& position, ButtonIdentifier button, Modifie
 void onMouseMotion( const WindowVector& position, ModifierFlags modifiers ){
        m_selector.m_mouseMoved = true;
        if ( m_mouse_down && !g_mouseMovedCallback.empty() ) {
+               m_selector.m_mouseMovedWhilePressed = true;
                g_mouseMovedCallback.get() ( window_to_normalised_device( position, m_width, m_height ) );
        }
 }
@@ -3783,12 +4090,14 @@ void onMouseUp( const WindowVector& position, ButtonIdentifier button, ModifierF
                g_mouseUpCallback.get() ( window_to_normalised_device( position, m_width, m_height ) );
        }
        //L button w/o scene changed = tunnel selection
-       if( !getSelectionSystem().m_undo_begun && modifiers == c_modifierNone && button == c_button_select &&
+       if( // !getSelectionSystem().m_undo_begun &&
+               modifiers == c_modifierNone && button == c_button_select &&
                //( !m_selector.m_mouseMoved || !m_mouse_down ) &&
-               ( GlobalSelectionSystem().Mode() != SelectionSystem::eComponent || GlobalSelectionSystem().ManipulatorMode() != SelectionSystem::eDrag ) ){
+               !m_selector.m_mouseMovedWhilePressed &&
+               ( getSelectionSystem().Mode() != SelectionSystem::eComponent || getSelectionSystem().ManipulatorMode() != SelectionSystem::eDrag ) ){
                m_selector.testSelect_simpleM1( device_constrained( window_to_normalised_device( position, m_width, m_height ) ) );
        }
-       getSelectionSystem().m_undo_begun = false;
+       //getSelectionSystem().m_undo_begun = false;
        m_selector.m_mouseMoved = false;
        m_selector.m_mouseMovedWhilePressed = false;
 }