/*************************************************************************/
/*  spatial_editor_plugin.cpp                                            */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/
#include "spatial_editor_plugin.h"

#include "print_string.h"
#include "os/keyboard.h"
#include "scene/3d/visual_instance.h"
#include "scene/3d/camera.h"
#include "camera_matrix.h"
#include "sort.h"
#include "tools/editor/editor_node.h"
#include "tools/editor/editor_settings.h"
#include "scene/resources/surface_tool.h"
#include "tools/editor/spatial_editor_gizmos.h"
#include "globals.h"
#include "tools/editor/plugins/animation_player_editor_plugin.h"
#include "tools/editor/animation_editor.h"

#define DISTANCE_DEFAULT 4


#define GIZMO_ARROW_SIZE 0.3
#define GIZMO_RING_HALF_WIDTH 0.1
//#define GIZMO_SCALE_DEFAULT 0.28
#define GIZMO_SCALE_DEFAULT 0.15


void SpatialEditorViewport::_update_camera() {
	if (orthogonal) {
		//camera->set_orthogonal(size.width*cursor.distance,get_znear(),get_zfar());
		camera->set_orthogonal(2 * cursor.distance, 0.1, 8192);
	}
	else
		camera->set_perspective(get_fov(), get_znear(), get_zfar());

	Transform camera_transform;
	camera_transform.translate(cursor.pos);
	camera_transform.basis.rotate(Vector3(1, 0, 0), -cursor.x_rot);
	camera_transform.basis.rotate(Vector3(0, 1, 0), -cursor.y_rot);

	if (orthogonal)
		camera_transform.translate(0, 0, 4096);
	else
		camera_transform.translate(0, 0, cursor.distance);

	if (camera->get_global_transform() != camera_transform) {
		camera->set_global_transform(camera_transform);
		update_transform_gizmo_view();
	}
}

String SpatialEditorGizmo::get_handle_name(int p_idx) const {

	if (get_script_instance() && get_script_instance()->has_method("get_handle_name"))
		return get_script_instance()->call("get_handle_name", p_idx);

	return "";
}

Variant SpatialEditorGizmo::get_handle_value(int p_idx) const{

	if (get_script_instance() && get_script_instance()->has_method("get_handle_value"))
		return get_script_instance()->call("get_handle_value", p_idx);

	return Variant();
}

void SpatialEditorGizmo::set_handle(int p_idx,Camera *p_camera, const Point2& p_point) {

	if (get_script_instance() && get_script_instance()->has_method("set_handle"))
		get_script_instance()->call("set_handle", p_idx, p_camera, p_point);
}

void SpatialEditorGizmo::commit_handle(int p_idx,const Variant& p_restore,bool p_cancel){

	if (get_script_instance() && get_script_instance()->has_method("commit_handle"))
		get_script_instance()->call("commit_handle", p_idx, p_restore, p_cancel);
}

bool SpatialEditorGizmo::intersect_frustum(const Camera *p_camera,const Vector<Plane> &p_frustum) {

	return false;
}

bool SpatialEditorGizmo::intersect_ray(const Camera *p_camera, const Point2 &p_point, Vector3& r_pos, Vector3& r_normal,int *r_gizmo_handle,bool p_sec_first) {

	return false;
}

SpatialEditorGizmo::SpatialEditorGizmo(){

	selected=false;
}



int SpatialEditorViewport::get_selected_count() const {


	Map<Node*,Object*> &selection = editor_selection->get_selection();

	int count=0;

	for(Map<Node*,Object*>::Element *E=selection.front();E;E=E->next()) {

		Spatial *sp = E->key()->cast_to<Spatial>();
		if (!sp)
			continue;

		SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
		if (!se)
			continue;

		count++;
	}

	return count;
}



float SpatialEditorViewport::get_znear() const {

	float val = spatial_editor->get_znear();
	if (val<0.001)
		val=0.001;
	return val;
}
float SpatialEditorViewport::get_zfar() const{

	float val = spatial_editor->get_zfar();
	if (val<0.001)
		val=0.001;
	return val;

}
float SpatialEditorViewport::get_fov() const{

	float val = spatial_editor->get_fov();
	if (val<0.001)
		val=0.001;
	if (val>89)
		val=89;
	return val;

}



Transform SpatialEditorViewport::_get_camera_transform() const {

	return camera->get_global_transform();
}

Vector3 SpatialEditorViewport::_get_camera_pos() const {

	return _get_camera_transform().origin;
}

Point2 SpatialEditorViewport::_point_to_screen(const Vector3& p_point) {

	return camera->unproject_position(p_point);

}

Vector3 SpatialEditorViewport::_get_ray_pos(const Vector2& p_pos) const {

	return camera->project_ray_origin(p_pos);
}


Vector3 SpatialEditorViewport::_get_camera_normal() const {

	return -_get_camera_transform().basis.get_axis(2);
}

Vector3 SpatialEditorViewport::_get_ray(const Vector2& p_pos) {


	return camera->project_ray_normal(p_pos);


}
/*
void SpatialEditorViewport::_clear_id(Spatial *p_node) {


	editor_selection->remove_node(p_node);


}
*/
void SpatialEditorViewport::_clear_selected() {

	editor_selection->clear();
}



void SpatialEditorViewport::_select_clicked(bool p_append,bool p_single) {

	if (!clicked)
		return;

	Object *obj = ObjectDB::get_instance(clicked);
	if (!obj)
		return;


	Spatial *sp = obj->cast_to<Spatial>();
	if (!sp)
		return;

	_select(sp, clicked_wants_append,true);
}



void SpatialEditorViewport::_select(Spatial *p_node, bool p_append,bool p_single) {


	if (!p_append) {

		// should not modify the selection..

		editor_selection->clear();
		editor_selection->add_node(p_node);

	} else {

		if (editor_selection->is_selected(p_node) && p_single) {
			//erase
			editor_selection->remove_node(p_node);
		} else {

			editor_selection->add_node(p_node);
		}

	}

}

ObjectID SpatialEditorViewport::_select_ray(const Point2& p_pos, bool p_append,bool &r_includes_current,int *r_gizmo_handle,bool p_alt_select) {

	if (r_gizmo_handle)
		*r_gizmo_handle=-1;

	Vector3 ray=_get_ray(p_pos);
	Vector3 pos=_get_ray_pos(p_pos);

	Vector<ObjectID> instances=VisualServer::get_singleton()->instances_cull_ray(pos,ray,get_tree()->get_root()->get_world()->get_scenario() );
	Set<Ref<SpatialEditorGizmo> > found_gizmos;

	//uint32_t closest=0;
	//float closest_dist=0;

	r_includes_current=false;

	List<_RayResult> results;

	for (int i=0;i<instances.size();i++) {

		Object *obj=ObjectDB::get_instance(instances[i]);
		if (!obj)
			continue;

		Spatial *spat=obj->cast_to<Spatial>();

		if (!spat)
			continue;

		Ref<SpatialEditorGizmo> seg = spat->get_gizmo();

		if (!seg.is_valid())
			continue;

		if (found_gizmos.has(seg))
			continue;

		found_gizmos.insert(seg);
		Vector3 point;
		Vector3 normal;

		int handle=-1;
		bool inters = seg->intersect_ray(camera,p_pos,point,normal,NULL,p_alt_select);

		if (!inters)
			continue;

		float dist = pos.distance_to(point);

		if (dist<0)
			continue;



		if (editor_selection->is_selected(spat))
			r_includes_current=true;

		_RayResult res;
		res.item=spat;
		res.depth=dist;
		res.handle=handle;
		results.push_back(res);
	}


	if (results.empty())
		return 0;

	results.sort();
	Spatial *s=NULL;


	if (!r_includes_current || results.size()==1 || (r_gizmo_handle && results.front()->get().handle>=0)) {

		//return the nearest one
		s = results.front()->get().item;
		if (r_gizmo_handle)
			*r_gizmo_handle=results.front()->get().handle;

	} else {

		//returns the next one from a curent selection
		List<_RayResult>::Element *E=results.front();
		List<_RayResult>::Element *S=NULL;


		while(true) {

			//very strange loop algorithm that complies with object selection standards (tm).

			if (S==E) {
				//went all around and anothing was found
				//since can't rotate the selection
				//just return the first one

				s=results.front()->get().item;
				break;

			}

			if (!S && editor_selection->is_selected(E->get().item)) {
				//found an item currently in the selection,
				//so start from this one
				S=E;
			}

			if (S && !editor_selection->is_selected(E->get().item)) {
				// free item after a selected item, this one is desired.
				s=E->get().item;
				break;
			}

			E=E->next();
			if (!E) {

				if (!S) {
					//did a loop but nothing was selected, select first
					s=results.front()->get().item;
					break;

				}
				E=results.front();
			}
		}
	}

	if (!s)
		return 0;

	return s->get_instance_ID();

}

void SpatialEditorViewport::_find_items_at_pos(const Point2& p_pos,bool &r_includes_current,Vector<_RayResult> &results,bool p_alt_select) {

	Vector3 ray=_get_ray(p_pos);
	Vector3 pos=_get_ray_pos(p_pos);

	Vector<ObjectID> instances=VisualServer::get_singleton()->instances_cull_ray(pos,ray,get_tree()->get_root()->get_world()->get_scenario() );
	Set<Ref<SpatialEditorGizmo> > found_gizmos;

	r_includes_current=false;

	for (int i=0;i<instances.size();i++) {

		Object *obj=ObjectDB::get_instance(instances[i]);

		if (!obj)
			continue;

		Spatial *spat=obj->cast_to<Spatial>();

		if (!spat)
			continue;

		Ref<SpatialEditorGizmo> seg = spat->get_gizmo();

		if (!seg.is_valid())
			continue;

		if (found_gizmos.has(seg))
			continue;

		found_gizmos.insert(seg);
		Vector3 point;
		Vector3 normal;

		int handle=-1;
		bool inters = seg->intersect_ray(camera,p_pos,point,normal,NULL,p_alt_select);

		if (!inters)
			continue;

		float dist = pos.distance_to(point);

		if (dist<0)
			continue;



		if (editor_selection->is_selected(spat))
			r_includes_current=true;

		_RayResult res;
		res.item=spat;
		res.depth=dist;
		res.handle=handle;
		results.push_back(res);
	}


	if (results.empty())
		return;

	results.sort();
}


Vector3 SpatialEditorViewport::_get_screen_to_space(const Vector3& p_pos) {


	CameraMatrix cm;
	cm.set_perspective(get_fov(),get_size().aspect(),get_znear(),get_zfar());
	float screen_w,screen_h;
	cm.get_viewport_size(screen_w,screen_h);

	Transform camera_transform;
	camera_transform.translate( cursor.pos );
	camera_transform.basis.rotate(Vector3(1,0,0),-cursor.x_rot);
	camera_transform.basis.rotate(Vector3(0,1,0),-cursor.y_rot);
	camera_transform.translate(0,0,cursor.distance);

	return camera_transform.xform(Vector3( ((p_pos.x/get_size().width)*2.0-1.0)*screen_w, ((1.0-(p_pos.y/get_size().height))*2.0-1.0)*screen_h,-get_znear()));

}


void SpatialEditorViewport::_select_region() {

	if (cursor.region_begin==cursor.region_end)
		return; //nothing really

	Vector3 box[4]={
		Vector3(
			MIN( cursor.region_begin.x, cursor.region_end.x),
			MIN( cursor.region_begin.y, cursor.region_end.y),
			0
			),
		Vector3(
			MAX( cursor.region_begin.x, cursor.region_end.x),
			MIN( cursor.region_begin.y, cursor.region_end.y),
			0
			),
		Vector3(
			MAX( cursor.region_begin.x, cursor.region_end.x),
			MAX( cursor.region_begin.y, cursor.region_end.y),
			0
			),
		Vector3(
			MIN( cursor.region_begin.x, cursor.region_end.x),
			MAX( cursor.region_begin.y, cursor.region_end.y),
			0
			)
	};

	Vector<Plane> frustum;

	Vector3 cam_pos=_get_camera_pos();
	Set<Ref<SpatialEditorGizmo> > found_gizmos;

	for(int i=0;i<4;i++) {

		Vector3 a=_get_screen_to_space(box[i]);
		Vector3 b=_get_screen_to_space(box[(i+1)%4]);
		frustum.push_back( Plane(a,b,cam_pos) );
	}

	Plane near(  cam_pos, -_get_camera_normal() );
	near.d-=get_znear();

	frustum.push_back( near );

	Plane far=-near;
	far.d+=500.0;

	frustum.push_back( far );

	Vector<ObjectID> instances=VisualServer::get_singleton()->instances_cull_convex(frustum,get_tree()->get_root()->get_world()->get_scenario());


	for (int i=0;i<instances.size();i++) {

		Object *obj=ObjectDB::get_instance(instances[i]);
		if (!obj)
			continue;
		Spatial *sp = obj->cast_to<Spatial>();
		if (!sp)
			continue;

		Ref<SpatialEditorGizmo> seg = sp->get_gizmo();

		if (!seg.is_valid())
			continue;

		if (found_gizmos.has(seg))
			continue;

		if (seg->intersect_frustum(camera,frustum))
			_select(sp,true,false);
	}

}

void SpatialEditorViewport::_update_name() {

	String ortho = orthogonal?TTR("Orthogonal"):TTR("Perspective");

	if (name!="")
		view_menu->set_text("[ "+name+" "+ortho+" ]");
	else
		view_menu->set_text("[ "+ortho+" ]");
}


void SpatialEditorViewport::_compute_edit(const Point2& p_point) {

	_edit.click_ray=_get_ray( Vector2( p_point.x, p_point.y ) );
	_edit.click_ray_pos=_get_ray_pos( Vector2( p_point.x, p_point.y ) );
	_edit.plane=TRANSFORM_VIEW;
	spatial_editor->update_transform_gizmo();
	_edit.center=spatial_editor->get_gizmo_transform().origin;

	List<Node*> &selection = editor_selection->get_selected_node_list();

	//Vector3 center;
	//int nc=0;
	for(List<Node*>::Element *E=selection.front();E;E=E->next()) {

		Spatial *sp = E->get()->cast_to<Spatial>();
		if (!sp)
			continue;

		SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
		if (!se)
			continue;

		se->original=se->sp->get_global_transform();
		//center+=se->original.origin;
		//nc++;
	}

	/*
	if (nc)
		_edit.center=center/float(nc);
	*/
}

static int _get_key_modifier(const String& p_property) {

	switch(EditorSettings::get_singleton()->get(p_property).operator int()) {

		case 0: return 0;
		case 1: return KEY_SHIFT;
		case 2: return KEY_ALT;
		case 3: return KEY_META;
		case 4: return KEY_CONTROL;
	}
	return 0;
}

bool SpatialEditorViewport::_gizmo_select(const Vector2& p_screenpos,bool p_hilite_only) {

	if (!spatial_editor->is_gizmo_visible())
		return false;
	if (get_selected_count()==0) {
		if (p_hilite_only)
			spatial_editor->select_gizmo_hilight_axis(-1);
		return false;
	}


	Vector3 ray_pos=_get_ray_pos( Vector2( p_screenpos.x, p_screenpos.y ) );
	Vector3 ray=_get_ray( Vector2( p_screenpos.x, p_screenpos.y ) );

	Transform gt = spatial_editor->get_gizmo_transform();
	float gs=gizmo_scale;

	if (spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_SELECT || spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_MOVE) {

		int col_axis=-1;
		float col_d=1e20;

		for(int i=0;i<3;i++)  {

			Vector3 grabber_pos = gt.origin+gt.basis.get_axis(i)*gs;
			float grabber_radius = gs*GIZMO_ARROW_SIZE;

			Vector3 r;
			if (Geometry::segment_intersects_sphere(ray_pos,ray_pos+ray*10000.0,grabber_pos,grabber_radius,&r)) {
				float d = r.distance_to(ray_pos);
				if (d<col_d) {
					col_d=d;
					col_axis=i;
				}
			}
		}

		if (col_axis!=-1) {


			if (p_hilite_only) {

				spatial_editor->select_gizmo_hilight_axis(col_axis);


			} else {
				//handle rotate
				_edit.mode=TRANSFORM_TRANSLATE;
				_compute_edit(Point2(p_screenpos.x,p_screenpos.y));
				_edit.plane=TransformPlane(TRANSFORM_X_AXIS+col_axis);
			}
			return true;


		}

	}


	if (spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_SELECT || spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_ROTATE) {

		int col_axis=-1;
		float col_d=1e20;

		for(int i=0;i<3;i++)  {

			Plane plane(gt.origin,gt.basis.get_axis(i).normalized());
			Vector3 r;
			if (!plane.intersects_ray(ray_pos,ray,&r))
				continue;

			float dist = r.distance_to(gt.origin);



			if (dist > gs*(1-GIZMO_RING_HALF_WIDTH) && dist < gs *(1+GIZMO_RING_HALF_WIDTH)) {

				float d = ray_pos.distance_to(r);
				if (d<col_d) {
					col_d=d;
					col_axis=i;
				}
			}
		}

		if (col_axis!=-1) {

			if (p_hilite_only) {

				spatial_editor->select_gizmo_hilight_axis(col_axis+3);
			} else {
				//handle rotate
				_edit.mode=TRANSFORM_ROTATE;
				_compute_edit(Point2(p_screenpos.x,p_screenpos.y));
				_edit.plane=TransformPlane(TRANSFORM_X_AXIS+col_axis);
			}
			return true;
		}
	}


	if (p_hilite_only)
		spatial_editor->select_gizmo_hilight_axis(-1);

	return false;

}


void SpatialEditorViewport::_smouseenter() {

    if (!surface->has_focus() && (!get_focus_owner() || !get_focus_owner()->is_text_field()))
            surface->grab_focus();
}

void SpatialEditorViewport::_list_select(InputEventMouseButton b) {

	_find_items_at_pos(Vector2( b.x, b.y ),clicked_includes_current,selection_results,b.mod.shift);

	Node *scene=editor->get_edited_scene();

	for(int i=0;i<selection_results.size();i++) {
		Spatial *item=selection_results[i].item;
		if (item!=scene && item->get_owner()!=scene && !scene->is_editable_instance(item->get_owner())) {
			//invalid result
			selection_results.remove(i);
			i--;
		}

	}


	clicked_wants_append=b.mod.shift;

	if (selection_results.size() == 1) {

		clicked=selection_results[0].item->get_instance_ID();
		selection_results.clear();

		if (clicked) {
			_select_clicked(clicked_wants_append,true);
			clicked=0;
		}

	} else if (!selection_results.empty()) {

		NodePath root_path = get_tree()->get_edited_scene_root()->get_path();
		StringName root_name = root_path.get_name(root_path.get_name_count()-1);

		for (int i = 0; i < selection_results.size(); i++) {

			Spatial *spat=selection_results[i].item;

			Ref<Texture> icon;
			if (spat->has_meta("_editor_icon"))
				icon=spat->get_meta("_editor_icon");
			else
				icon=get_icon( has_icon(spat->get_class(),"EditorIcons")?spat->get_class():String("Object"),"EditorIcons");

			String node_path="/"+root_name+"/"+root_path.rel_path_to(spat->get_path());

			selection_menu->add_item(spat->get_name());
			selection_menu->set_item_icon(i, icon );
			selection_menu->set_item_metadata(i, node_path);
			selection_menu->set_item_tooltip(i,String(spat->get_name())+
					"\nType: "+spat->get_class()+"\nPath: "+node_path);
		}

		selection_menu->set_global_pos(Vector2( b.global_x, b.global_y ));
		selection_menu->popup();
		selection_menu->call_deferred("grab_click_focus");
		selection_menu->set_invalidate_click_until_motion();



	}
}
void SpatialEditorViewport::_sinput(const InputEvent &p_event) {

	if (previewing)
		return; //do NONE


	{

		EditorNode *en = editor;
		EditorPluginList *over_plugin_list = en->get_editor_plugins_over();

		if (!over_plugin_list->empty()) {
			bool discard = over_plugin_list->forward_spatial_gui_input(camera,p_event);
			if (discard)
				return;
		}
	}

	switch(p_event.type) {
		case InputEvent::MOUSE_BUTTON: {

			const InputEventMouseButton &b=p_event.mouse_button;

			switch(b.button_index) {

				case BUTTON_WHEEL_UP: {


					cursor.distance/=1.08;
					if (cursor.distance<0.001)
						cursor.distance=0.001;

				} break;
				case BUTTON_WHEEL_DOWN: {

					if (cursor.distance<0.001)
						cursor.distance=0.001;
					cursor.distance*=1.08;

				} break;
				case BUTTON_RIGHT: {

					NavigationScheme nav_scheme = (NavigationScheme)EditorSettings::get_singleton()->get("editors/3d/navigation_scheme").operator int();

					if (b.pressed && _edit.gizmo.is_valid()) {
						//restore
						_edit.gizmo->commit_handle(_edit.gizmo_handle,_edit.gizmo_initial_value,true);
						_edit.gizmo=Ref<SpatialEditorGizmo>();
					}

					if (_edit.mode==TRANSFORM_NONE && b.pressed) {

						Plane cursor_plane(cursor.cursor_pos,_get_camera_normal());

						Vector3 ray_origin = _get_ray_pos(Vector2(b.x,b.y));
						Vector3 ray_dir = _get_ray(Vector2(b.x,b.y));


						//gizmo modify

						if (b.mod.control) {

							Vector<ObjectID> instances=VisualServer::get_singleton()->instances_cull_ray(ray_origin,ray_dir,get_tree()->get_root()->get_world()->get_scenario() );

							Plane p(ray_origin,_get_camera_normal());

							float min_d=1e10;
							bool found=false;

							for (int i=0;i<instances.size();i++) {


								Object *obj=ObjectDB::get_instance(instances[i]);

								if (!obj)
									continue;

								VisualInstance *vi=obj->cast_to<VisualInstance>();
								if (!vi)
									continue;

								//optimize by checking AABB (although should pre sort by distance)
								Rect3 aabb =  vi->get_global_transform().xform(vi->get_aabb());
								if (p.distance_to(aabb.get_support(-ray_dir))>min_d)
									continue;

								PoolVector<Face3> faces = vi->get_faces(VisualInstance::FACES_SOLID);
								int c = faces.size();
								if (c>0) {
									PoolVector<Face3>::Read r = faces.read();

									for(int j=0;j<c;j++) {

										Vector3 inters;
										if (r[j].intersects_ray(ray_origin,ray_dir,&inters)) {

											float d = p.distance_to(inters);
											if (d<0)
												continue;

											if (d<min_d) {
												min_d=d;
												found=true;
											}
										}

									}
								}

							}

							if (found) {

								//cursor.cursor_pos=ray_origin+ray_dir*min_d;
								//VisualServer::get_singleton()->instance_set_transform(cursor_instance,Transform(Matrix3(),cursor.cursor_pos));

							}

						} else {
							Vector3 new_pos;
							if (cursor_plane.intersects_ray(ray_origin,ray_dir,&new_pos)) {

								//cursor.cursor_pos=new_pos;
								//VisualServer::get_singleton()->instance_set_transform(cursor_instance,Transform(Matrix3(),cursor.cursor_pos));
							}
						}

						if (b.mod.alt) {

							if (nav_scheme == NAVIGATION_MAYA)
								break;

							_list_select(b);
							return;

						}
					}

					if (_edit.mode!=TRANSFORM_NONE && b.pressed) {
						//cancel motion
						_edit.mode=TRANSFORM_NONE;
						//_validate_selection();

						List<Node*> &selection = editor_selection->get_selected_node_list();

						for(List<Node*>::Element *E=selection.front();E;E=E->next()) {

							Spatial *sp = E->get()->cast_to<Spatial>();
							if (!sp)
								continue;

							SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
							if (!se)
								continue;

							sp->set_global_transform( se->original );

						}
						surface->update();
						//VisualServer::get_singleton()->poly_clear(indicators);
						set_message(TTR("Transform Aborted."),3);
					}
				} break;
				case BUTTON_MIDDLE: {

					if (b.pressed && _edit.mode!=TRANSFORM_NONE) {

						switch(_edit.plane ) {

							case TRANSFORM_VIEW: {

								_edit.plane=TRANSFORM_X_AXIS;
								set_message(TTR("X-Axis Transform."),2);
								name="";
								_update_name();
							} break;
							case TRANSFORM_X_AXIS: {

								_edit.plane=TRANSFORM_Y_AXIS;
								set_message(TTR("Y-Axis Transform."),2);

							} break;
							case TRANSFORM_Y_AXIS: {

								_edit.plane=TRANSFORM_Z_AXIS;
								set_message(TTR("Z-Axis Transform."),2);

							} break;
							case TRANSFORM_Z_AXIS: {

								_edit.plane=TRANSFORM_VIEW;
								set_message(TTR("View Plane Transform."),2);

							} break;
						}

					}
				} break;
				case BUTTON_LEFT: {

					if (b.pressed) {

						NavigationScheme nav_scheme = (NavigationScheme)EditorSettings::get_singleton()->get("editors/3d/navigation_scheme").operator int();
						if ( (nav_scheme==NAVIGATION_MAYA || nav_scheme==NAVIGATION_MODO) && b.mod.alt) {
							break;
						}

						if (spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_LIST_SELECT) {
							_list_select(b);
							break;
						}

						_edit.mouse_pos=Point2(b.x,b.y);
						_edit.snap=false;
						_edit.mode=TRANSFORM_NONE;


						//gizmo has priority over everything

						bool can_select_gizmos=true;

						{
							int idx = view_menu->get_popup()->get_item_index(VIEW_GIZMOS);
							can_select_gizmos = 	view_menu->get_popup()->is_item_checked( idx );
						}



						if (can_select_gizmos && spatial_editor->get_selected()) {

							Ref<SpatialEditorGizmo> seg = spatial_editor->get_selected()->get_gizmo();
							if (seg.is_valid()) {
								int handle=-1;
								Vector3 point;
								Vector3 normal;
								bool inters = seg->intersect_ray(camera,_edit.mouse_pos,point,normal,&handle,b.mod.shift);
								if (inters && handle!=-1) {

									_edit.gizmo=seg;
									_edit.gizmo_handle=handle;
									//_edit.gizmo_initial_pos=seg->get_handle_pos(gizmo_handle);
									_edit.gizmo_initial_value=seg->get_handle_value(handle);
									break;

								}
							}
						}



						if (_gizmo_select(_edit.mouse_pos))
							break;

						clicked=0;
						clicked_includes_current=false;


						if ((spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_SELECT && b.mod.control) || spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_ROTATE) {

							/* HANDLE ROTATION */
							if (get_selected_count()==0)
								break; //bye
							//handle rotate
							_edit.mode=TRANSFORM_ROTATE;
							_compute_edit(Point2(b.x,b.y));
							break;

						}

						if (spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_MOVE) {

							if (get_selected_count()==0)
								break; //bye
							//handle rotate
							_edit.mode=TRANSFORM_TRANSLATE;
							_compute_edit(Point2(b.x,b.y));
							break;


						}


						if (spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_SCALE) {

							if (get_selected_count()==0)
								break; //bye
							//handle rotate
							_edit.mode=TRANSFORM_SCALE;
							_compute_edit(Point2(b.x,b.y));
							break;


						}



						// todo scale

						int gizmo_handle=-1;

						clicked=_select_ray(Vector2( b.x, b.y ),b.mod.shift,clicked_includes_current,&gizmo_handle,b.mod.shift);

						//clicking is always deferred to either move or release

						clicked_wants_append=b.mod.shift;

						if (!clicked) {

							if (!clicked_wants_append)
								_clear_selected();

							//default to regionselect
							cursor.region_select=true;
							cursor.region_begin=Point2(b.x,b.y);
							cursor.region_end=Point2(b.x,b.y);
						}

						if (clicked && gizmo_handle>=0) {

							Object *obj=ObjectDB::get_instance(clicked);
							if (obj) {

								Spatial *spa = obj->cast_to<Spatial>();
								if (spa) {

									Ref<SpatialEditorGizmo> seg=spa->get_gizmo();
									if (seg.is_valid()) {

										_edit.gizmo=seg;
										_edit.gizmo_handle=gizmo_handle;
										//_edit.gizmo_initial_pos=seg->get_handle_pos(gizmo_handle);
										_edit.gizmo_initial_value=seg->get_handle_value(gizmo_handle);
										//print_line("GIZMO: "+itos(gizmo_handle)+" FROMPOS: "+_edit.orig_gizmo_pos);
										break;

									}
								}

							}
							//_compute_edit(Point2(b.x,b.y)); //in case a motion happens..
						}



						surface->update();
					} else {


						if (_edit.gizmo.is_valid()) {

							_edit.gizmo->commit_handle(_edit.gizmo_handle,_edit.gizmo_initial_value,false);
							_edit.gizmo=Ref<SpatialEditorGizmo>();
							break;
						}
						if (clicked) {
							_select_clicked(clicked_wants_append,true);
							//clickd processing was deferred
							clicked=0;


						}

						if (cursor.region_select) {
							_select_region();
							cursor.region_select=false;
							surface->update();
						}


						if (_edit.mode!=TRANSFORM_NONE) {


							static const char* _transform_name[4]={"None","Rotate","Translate","Scale"};
							undo_redo->create_action(_transform_name[_edit.mode]);

							List<Node*> &selection = editor_selection->get_selected_node_list();

							for(List<Node*>::Element *E=selection.front();E;E=E->next()) {

								Spatial *sp = E->get()->cast_to<Spatial>();
								if (!sp)
									continue;

								SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
								if (!se)
									continue;

								undo_redo->add_do_method(sp,"set_global_transform",sp->get_global_transform());
								undo_redo->add_undo_method(sp,"set_global_transform",se->original);
							}
							undo_redo->commit_action();
							_edit.mode=TRANSFORM_NONE;
							//VisualServer::get_singleton()->poly_clear(indicators);
							set_message("");
						}


						surface->update();
					}
				} break;
			}
		} break;
		case InputEvent::MOUSE_MOTION: {
			const InputEventMouseMotion &m=p_event.mouse_motion;
			_edit.mouse_pos=Point2(p_event.mouse_motion.x,p_event.mouse_motion.y);

			if (spatial_editor->get_selected()) {


				Ref<SpatialEditorGizmo> seg = spatial_editor->get_selected()->get_gizmo();
				if (seg.is_valid()) {

					int selected_handle=-1;

					int handle=-1;
					Vector3 point;
					Vector3 normal;
					bool inters = seg->intersect_ray(camera,_edit.mouse_pos,point,normal,&handle,false);
					if (inters && handle!=-1) {

						selected_handle=handle;

					}

					if (selected_handle!=spatial_editor->get_over_gizmo_handle()) {
						spatial_editor->set_over_gizmo_handle(selected_handle);
						spatial_editor->get_selected()->update_gizmo();
						if (selected_handle!=-1)
							spatial_editor->select_gizmo_hilight_axis(-1);
					}
				}
			}

			if (spatial_editor->get_over_gizmo_handle()==-1 && !(m.button_mask&1) && !_edit.gizmo.is_valid()) {

				_gizmo_select(_edit.mouse_pos,true);

			}

			NavigationScheme nav_scheme = (NavigationScheme)EditorSettings::get_singleton()->get("editors/3d/navigation_scheme").operator int();
			NavigationMode nav_mode = NAVIGATION_NONE;

			if (_edit.gizmo.is_valid()) {

				_edit.gizmo->set_handle(_edit.gizmo_handle,camera,Vector2(m.x,m.y));
				Variant v = _edit.gizmo->get_handle_value(_edit.gizmo_handle);
				String n = _edit.gizmo->get_handle_name(_edit.gizmo_handle);
				set_message(n+": "+String(v));

			} else if (m.button_mask&1) {

				if (nav_scheme == NAVIGATION_MAYA && m.mod.alt) {
					nav_mode = NAVIGATION_ORBIT;
				} else if (nav_scheme == NAVIGATION_MODO && m.mod.alt && m.mod.shift) {
					nav_mode = NAVIGATION_PAN;
				} else if (nav_scheme == NAVIGATION_MODO && m.mod.alt && m.mod.control) {
					nav_mode = NAVIGATION_ZOOM;
				} else if (nav_scheme == NAVIGATION_MODO && m.mod.alt) {
					nav_mode = NAVIGATION_ORBIT;
				} else {
					if (clicked) {

						if (!clicked_includes_current) {

							_select_clicked(clicked_wants_append,true);
							//clickd processing was deferred
						}


						_compute_edit(_edit.mouse_pos);
						clicked=0;

						_edit.mode=TRANSFORM_TRANSLATE;

					}

					if (cursor.region_select && nav_mode == NAVIGATION_NONE) {

						cursor.region_end=Point2(m.x,m.y);
						surface->update();
						return;
					}

					if (_edit.mode==TRANSFORM_NONE && nav_mode == NAVIGATION_NONE)
						break;


					Vector3 ray_pos=_get_ray_pos( Vector2( m.x, m.y ) );
					Vector3 ray=_get_ray( Vector2( m.x, m.y ) );


					switch(_edit.mode) {

						case TRANSFORM_SCALE: {


							Plane plane=Plane(_edit.center,_get_camera_normal());


							Vector3 intersection;
							if (!plane.intersects_ray(ray_pos,ray,&intersection))
								break;

							Vector3 click;
							if (!plane.intersects_ray(_edit.click_ray_pos,_edit.click_ray,&click))
								break;

							float center_click_dist = click.distance_to(_edit.center);
							float center_inters_dist = intersection.distance_to(_edit.center);
							if (center_click_dist==0)
								break;

							float scale = (center_inters_dist / center_click_dist)*100.0;

							if (_edit.snap || spatial_editor->is_snap_enabled()) {

								scale = Math::stepify(scale,spatial_editor->get_scale_snap());
							}

							set_message(vformat(TTR("Scaling to %s%%."),String::num(scale,1)));
							scale/=100.0;

							Transform r;
							r.basis.scale(Vector3(scale,scale,scale));

							List<Node*> &selection = editor_selection->get_selected_node_list();

							for(List<Node*>::Element *E=selection.front();E;E=E->next()) {

								Spatial *sp = E->get()->cast_to<Spatial>();
								if (!sp)
									continue;

								SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
								if (!se)
									continue;


								Transform original=se->original;

								Transform base=Transform( Basis(), _edit.center);
								Transform t=base * (r * (base.inverse() * original));

								sp->set_global_transform(t);
							}

							surface->update();

						} break;

						case TRANSFORM_TRANSLATE: {


							Vector3 motion_mask;
							Plane plane;

							switch( _edit.plane ) {
								case TRANSFORM_VIEW:
									motion_mask=Vector3(0,0,0);
									plane=Plane(_edit.center,_get_camera_normal());
								break;
								case TRANSFORM_X_AXIS:
									motion_mask=spatial_editor->get_gizmo_transform().basis.get_axis(0);
									plane=Plane(_edit.center,motion_mask.cross(motion_mask.cross(_get_camera_normal())).normalized());
								break;
								case TRANSFORM_Y_AXIS:
									motion_mask=spatial_editor->get_gizmo_transform().basis.get_axis(1);
									plane=Plane(_edit.center,motion_mask.cross(motion_mask.cross(_get_camera_normal())).normalized());
								break;
								case TRANSFORM_Z_AXIS:
									motion_mask=spatial_editor->get_gizmo_transform().basis.get_axis(2);
									plane=Plane(_edit.center,motion_mask.cross(motion_mask.cross(_get_camera_normal())).normalized());
								break;
							}

							Vector3 intersection;
							if (!plane.intersects_ray(ray_pos,ray,&intersection))
								break;

							Vector3 click;
							if (!plane.intersects_ray(_edit.click_ray_pos,_edit.click_ray,&click))
								break;

							//_validate_selection();
							Vector3 motion = intersection-click;
							if (motion_mask!=Vector3()) {
								motion=motion_mask.dot(motion)*motion_mask;
							}

							float snap=0;

							if (_edit.snap || spatial_editor->is_snap_enabled()) {

								snap = spatial_editor->get_translate_snap();
								motion.snap(snap);
							}

							//set_message("Translating: "+motion);

							List<Node*> &selection = editor_selection->get_selected_node_list();

							for(List<Node*>::Element *E=selection.front();E;E=E->next()) {

								Spatial *sp = E->get()->cast_to<Spatial>();
								if (!sp) {
									continue;
								}

								SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
								if (!se) {
									continue;
								}

								Transform t=se->original;
								t.origin+=motion;
								sp->set_global_transform(t);
							}
						} break;

						case TRANSFORM_ROTATE: {


							Plane plane;

							switch( _edit.plane ) {
								case TRANSFORM_VIEW:
									plane=Plane(_edit.center,_get_camera_normal());
								break;
								case TRANSFORM_X_AXIS:
									plane=Plane(_edit.center,spatial_editor->get_gizmo_transform().basis.get_axis(0));
								break;
								case TRANSFORM_Y_AXIS:
									plane=Plane(_edit.center,spatial_editor->get_gizmo_transform().basis.get_axis(1));
								break;
								case TRANSFORM_Z_AXIS:
									plane=Plane(_edit.center,spatial_editor->get_gizmo_transform().basis.get_axis(2));
								break;
							}

							Vector3 intersection;
							if (!plane.intersects_ray(ray_pos,ray,&intersection))
								break;

							Vector3 click;
							if (!plane.intersects_ray(_edit.click_ray_pos,_edit.click_ray,&click))
								break;


							Vector3 y_axis=(click-_edit.center).normalized();
							Vector3 x_axis=plane.normal.cross(y_axis).normalized();

							float angle=Math::atan2( x_axis.dot(intersection-_edit.center), y_axis.dot(intersection-_edit.center) );
							if (_edit.snap || spatial_editor->is_snap_enabled()) {

								float snap = spatial_editor->get_rotate_snap();

								if (snap) {
									angle=Math::rad2deg(angle)+snap*0.5; //else it wont reach +180
									angle-=Math::fmod(angle,snap);
									set_message(vformat(TTR("Rotating %s degrees."),rtos(angle)));
									angle=Math::deg2rad(angle);
								} else
									set_message(vformat(TTR("Rotating %s degrees."),rtos(Math::rad2deg(angle))));

							} else {
								set_message(vformat(TTR("Rotating %s degrees."),rtos(Math::rad2deg(angle))));
							}




							Transform r;
							r.basis.rotate(plane.normal,angle);

							List<Node*> &selection = editor_selection->get_selected_node_list();

							for(List<Node*>::Element *E=selection.front();E;E=E->next()) {

								Spatial *sp = E->get()->cast_to<Spatial>();
								if (!sp)
									continue;

								SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
								if (!se)
									continue;


								Transform original=se->original;

								Transform base=Transform( Basis(), _edit.center);
								Transform t=base * r * base.inverse() * original;

								sp->set_global_transform(t);
							}

							surface->update();
							/*
							VisualServer::get_singleton()->poly_clear(indicators);

							Vector<Vector3> points;
							Vector<Vector3> empty;
							Vector<Color> colors;
							points.push_back(intersection);
							points.push_back(_edit.original.origin);
							colors.push_back( Color(255,155,100) );
							colors.push_back( Color(255,155,100) );
							VisualServer::get_singleton()->poly_add_primitive(indicators,points,empty,colors,empty);
							*/
						} break;
						default:{}
					}

				}

			} else if (m.button_mask&2) {

				if (nav_scheme == NAVIGATION_MAYA && m.mod.alt) {
					nav_mode = NAVIGATION_ZOOM;
				}

			} else if (m.button_mask&4) {

				if (nav_scheme == NAVIGATION_GODOT) {

					int mod = 0;
					if (m.mod.shift)
						mod=KEY_SHIFT;
					if (m.mod.alt)
						mod=KEY_ALT;
					if (m.mod.control)
						mod=KEY_CONTROL;
					if (m.mod.meta)
						mod=KEY_META;

					if (mod == _get_key_modifier("editors/3d/pan_modifier"))
						nav_mode = NAVIGATION_PAN;
					else if (mod == _get_key_modifier("editors/3d/zoom_modifier"))
						nav_mode = NAVIGATION_ZOOM;
					else if (mod == _get_key_modifier("editors/3d/orbit_modifier"))
						nav_mode = NAVIGATION_ORBIT;

				} else if (nav_scheme == NAVIGATION_MAYA) {
					if (m.mod.alt)
						nav_mode = NAVIGATION_PAN;
				}

            } else if (EditorSettings::get_singleton()->get("editors/3d/emulate_3_button_mouse")) {
				// Handle trackpad (no external mouse) use case
				int mod = 0;
				if (m.mod.shift)
					mod=KEY_SHIFT;
				if (m.mod.alt)
					mod=KEY_ALT;
				if (m.mod.control)
					mod=KEY_CONTROL;
				if (m.mod.meta)
					mod=KEY_META;

				if(mod){
					if (mod == _get_key_modifier("editors/3d/pan_modifier"))
						nav_mode = NAVIGATION_PAN;
					else if (mod == _get_key_modifier("editors/3d/zoom_modifier"))
						nav_mode = NAVIGATION_ZOOM;
					else if (mod == _get_key_modifier("editors/3d/orbit_modifier"))
						nav_mode = NAVIGATION_ORBIT;
				}
			}

			switch(nav_mode) {
				case NAVIGATION_PAN:{

					real_t pan_speed = 1/150.0;
					int pan_speed_modifier = 10;
					if (nav_scheme==NAVIGATION_MAYA && m.mod.shift)
						pan_speed *= pan_speed_modifier;

					Transform camera_transform;

					camera_transform.translate(cursor.pos);
					camera_transform.basis.rotate(Vector3(1,0,0),-cursor.x_rot);
					camera_transform.basis.rotate(Vector3(0,1,0),-cursor.y_rot);
					Vector3 translation(-m.relative_x*pan_speed,m.relative_y*pan_speed,0);
					translation*=cursor.distance/DISTANCE_DEFAULT;
					camera_transform.translate(translation);
					cursor.pos=camera_transform.origin;

				} break;

				case NAVIGATION_ZOOM: {
					real_t zoom_speed = 1/80.0;
					int zoom_speed_modifier = 10;
					if (nav_scheme==NAVIGATION_MAYA && m.mod.shift)
						zoom_speed *= zoom_speed_modifier;

					NavigationZoomStyle zoom_style = (NavigationZoomStyle)EditorSettings::get_singleton()->get("editors/3d/zoom_style").operator int();
					if (zoom_style == NAVIGATION_ZOOM_HORIZONTAL) {
						if ( m.relative_x > 0)
							cursor.distance*=1-m.relative_x*zoom_speed;
						else if (m.relative_x < 0)
							cursor.distance/=1+m.relative_x*zoom_speed;
					}
					else {
						if ( m.relative_y > 0)
							cursor.distance*=1+m.relative_y*zoom_speed;
						else if (m.relative_y < 0)
							cursor.distance/=1-m.relative_y*zoom_speed;
					}

				} break;

				case NAVIGATION_ORBIT: {
					cursor.x_rot+=m.relative_y/80.0;
					cursor.y_rot+=m.relative_x/80.0;
					if (cursor.x_rot>Math_PI/2.0)
						cursor.x_rot=Math_PI/2.0;
					if (cursor.x_rot<-Math_PI/2.0)
						cursor.x_rot=-Math_PI/2.0;
					name="";
					_update_name();
				} break;

				default: {}
			}
		} break;
		case InputEvent::KEY: {
			const InputEventKey &k = p_event.key;
			if (!k.pressed)
				break;

			if (ED_IS_SHORTCUT("spatial_editor/snap", p_event)) {
				if (_edit.mode != TRANSFORM_NONE) {
					_edit.snap=true;
				}
			}
			if (ED_IS_SHORTCUT("spatial_editor/bottom_view", p_event)) {
				cursor.y_rot = 0;
				cursor.x_rot = -Math_PI/2.0;
				set_message(TTR("Bottom View."),2);
				name = TTR("Bottom");
				_update_name();
			}
			if (ED_IS_SHORTCUT("spatial_editor/top_view", p_event)) {
				cursor.y_rot = 0;
				cursor.x_rot = Math_PI/2.0;
				set_message(TTR("Top View."),2);
				name = TTR("Top");
				_update_name();
			}
			if (ED_IS_SHORTCUT("spatial_editor/rear_view", p_event)) {
				cursor.x_rot = 0;
				cursor.y_rot = Math_PI;
				set_message(TTR("Rear View."),2);
				name = TTR("Rear");
				_update_name();
			}
			if (ED_IS_SHORTCUT("spatial_editor/front_view", p_event)) {
				cursor.x_rot = 0;
				cursor.y_rot=0;
				set_message(TTR("Front View."),2);
				name=TTR("Front");
				_update_name();
			}
			if (ED_IS_SHORTCUT("spatial_editor/left_view", p_event)) {
				cursor.x_rot=0;
				cursor.y_rot = Math_PI/2.0;
				set_message(TTR("Left View."),2);
				name = TTR("Left");
				_update_name();
			}
			if (ED_IS_SHORTCUT("spatial_editor/right_view", p_event)) {
				cursor.x_rot=0;
				cursor.y_rot = -Math_PI/2.0;
				set_message(TTR("Right View."),2);
				name = TTR("Right");
				_update_name();
			}
			if (ED_IS_SHORTCUT("spatial_editor/switch_perspective_orthogonal", p_event)) {
				_menu_option(orthogonal?VIEW_PERSPECTIVE:VIEW_ORTHOGONAL);
				_update_name();
			}
			if (ED_IS_SHORTCUT("spatial_editor/insert_anim_key", p_event)) {
				if (!get_selected_count() || _edit.mode!=TRANSFORM_NONE)
					break;

				if (!AnimationPlayerEditor::singleton->get_key_editor()->has_keying()) {
					set_message(TTR("Keying is disabled (no key inserted)."));
					break;
				}

				List<Node*> &selection = editor_selection->get_selected_node_list();

				for(List<Node*>::Element *E=selection.front();E;E=E->next()) {

					Spatial *sp = E->get()->cast_to<Spatial>();
					if (!sp)
						continue;

					emit_signal("transform_key_request",sp,"",sp->get_transform());
				}


				set_message(TTR("Animation Key Inserted."));
			}

			if (k.scancode == KEY_SPACE) {
				if (!k.pressed) emit_signal("toggle_maximize_view", this);
			}

		} break;

	}

}

void SpatialEditorViewport::set_message(String p_message,float p_time) {

	message=p_message;
	message_time=p_time;

}



void SpatialEditorViewport::_notification(int p_what) {


	if (p_what==NOTIFICATION_VISIBILITY_CHANGED) {

		bool visible=is_visible_in_tree();

		set_process(visible);

		if (visible)
			_update_camera();

		call_deferred("update_transform_gizmo_view");
	}

	if (p_what==NOTIFICATION_RESIZED) {

		call_deferred("update_transform_gizmo_view");

	}

	if (p_what==NOTIFICATION_PROCESS) {


		//force editr camera
		/*
		current_camera=get_root_node()->get_current_camera();
		if (current_camera!=camera) {


		}
		*/

		_update_camera();

		Map<Node*,Object*> &selection = editor_selection->get_selection();

		bool changed=false;
		bool exist=false;

		for(Map<Node*,Object*>::Element *E=selection.front();E;E=E->next()) {

			Spatial *sp = E->key()->cast_to<Spatial>();
			if (!sp)
				continue;

			SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
			if (!se)
				continue;


			VisualInstance *vi=sp->cast_to<VisualInstance>();


			if (se->aabb.has_no_surface()) {

				se->aabb=vi?vi->get_aabb():Rect3( Vector3(-0.2,-0.2,-0.2),Vector3(0.4,0.4,0.4));
			}

			Transform t=sp->get_global_transform();
			t.translate(se->aabb.pos);
			t.basis.scale( se->aabb.size );

			exist=true;
			if (se->last_xform==t)
				continue;
			changed=true;
			se->last_xform=t;
			VisualServer::get_singleton()->instance_set_transform(se->sbox_instance,t);

		}

		if (changed || (spatial_editor->is_gizmo_visible() && !exist)) {
			spatial_editor->update_transform_gizmo();
		}

		if (message_time>0) {

			if (message!=last_message) {
				surface->update();
				last_message=message;
			}

			message_time-=get_fixed_process_delta_time();
			if (message_time<0)
				surface->update();
		}

		//update shadow atlas if changed

		int shadowmap_size = GlobalConfig::get_singleton()->get("rendering/shadow_atlas/size");
		int atlas_q0 = GlobalConfig::get_singleton()->get("rendering/shadow_atlas/quadrant_0_subdiv");
		int atlas_q1 = GlobalConfig::get_singleton()->get("rendering/shadow_atlas/quadrant_1_subdiv");
		int atlas_q2 = GlobalConfig::get_singleton()->get("rendering/shadow_atlas/quadrant_2_subdiv");
		int atlas_q3 = GlobalConfig::get_singleton()->get("rendering/shadow_atlas/quadrant_3_subdiv");


		viewport->set_shadow_atlas_size(shadowmap_size);
		viewport->set_shadow_atlas_quadrant_subdiv(0,Viewport::ShadowAtlasQuadrantSubdiv(atlas_q0));
		viewport->set_shadow_atlas_quadrant_subdiv(1,Viewport::ShadowAtlasQuadrantSubdiv(atlas_q1));
		viewport->set_shadow_atlas_quadrant_subdiv(2,Viewport::ShadowAtlasQuadrantSubdiv(atlas_q2));
		viewport->set_shadow_atlas_quadrant_subdiv(3,Viewport::ShadowAtlasQuadrantSubdiv(atlas_q3));

		//update msaa if changed

		int msaa_mode = GlobalConfig::get_singleton()->get("rendering/quality/msaa");
		viewport->set_msaa(Viewport::MSAA(msaa_mode));

		bool hdr = GlobalConfig::get_singleton()->get("rendering/quality/hdr");
		viewport->set_hdr(hdr);


	}

	if (p_what==NOTIFICATION_ENTER_TREE) {

		surface->connect("draw",this,"_draw");
		surface->connect("gui_input",this,"_sinput");
		surface->connect("mouse_entered",this,"_smouseenter");
		preview_camera->set_icon(get_icon("Camera","EditorIcons"));
		_init_gizmo_instance(index);
	}
	if (p_what==NOTIFICATION_EXIT_TREE) {


		_finish_gizmo_instances();

	}

	if (p_what==NOTIFICATION_MOUSE_ENTER) {


	}


	if (p_what==NOTIFICATION_DRAW) {



	}

}

void SpatialEditorViewport::_draw() {

	if (surface->has_focus()) {
		Size2 size = surface->get_size();
		Rect2 r =Rect2(Point2(),size);
		get_stylebox("EditorFocus","EditorStyles")->draw(surface->get_canvas_item(),r);
	}


	RID ci=surface->get_canvas_item();

	if (cursor.region_select) {

		VisualServer::get_singleton()->canvas_item_add_rect(ci,Rect2(cursor.region_begin,cursor.region_end-cursor.region_begin),Color(0.7,0.7,1.0,0.3));
	}

	if (message_time>0) {
		Ref<Font> font = get_font("font","Label");
		Point2 msgpos=Point2(5,get_size().y-20);
		font->draw(ci,msgpos+Point2(1,1),message,Color(0,0,0,0.8));
		font->draw(ci,msgpos+Point2(-1,-1),message,Color(0,0,0,0.8));
		font->draw(ci,msgpos,message,Color(1,1,1,1));
	}


	if (_edit.mode==TRANSFORM_ROTATE) {

		Point2 center = _point_to_screen(_edit.center);
		VisualServer::get_singleton()->canvas_item_add_line(ci,_edit.mouse_pos, center, Color(0.4,0.7,1.0,0.8));


	}

	if (previewing) {


		Size2 ss = Size2( GlobalConfig::get_singleton()->get("display/width"), GlobalConfig::get_singleton()->get("display/height") );
		float aspect = ss.aspect();
		Size2 s = get_size();

		Rect2 draw_rect;


		switch(previewing->get_keep_aspect_mode()) {
			case Camera::KEEP_WIDTH: {

				draw_rect.size = Size2(s.width,s.width/aspect);
				draw_rect.pos.x=0;
				draw_rect.pos.y=(s.height-draw_rect.size.y)*0.5;

			} break;
			case Camera::KEEP_HEIGHT: {

				draw_rect.size = Size2(s.height*aspect,s.height);
				draw_rect.pos.y=0;
				draw_rect.pos.x=(s.width-draw_rect.size.x)*0.5;

			} break;
		}

		draw_rect = Rect2(Vector2(),s).clip(draw_rect);

		surface->draw_line(draw_rect.pos,draw_rect.pos+Vector2(draw_rect.size.x,0),Color(0.6,0.6,0.1,0.5),2.0);
		surface->draw_line(draw_rect.pos+Vector2(draw_rect.size.x,0),draw_rect.pos+draw_rect.size,Color(0.6,0.6,0.1,0.5),2.0);
		surface->draw_line(draw_rect.pos+draw_rect.size,draw_rect.pos+Vector2(0,draw_rect.size.y),Color(0.6,0.6,0.1,0.5),2.0);
		surface->draw_line(draw_rect.pos,draw_rect.pos+Vector2(0,draw_rect.size.y),Color(0.6,0.6,0.1,0.5),2.0);
	}

}


void SpatialEditorViewport::_menu_option(int p_option) {

	switch(p_option) {

		case VIEW_TOP: {

			cursor.x_rot=Math_PI/2.0;
			cursor.y_rot=0;
			name=TTR("Top");
			_update_name();
		} break;
		case VIEW_BOTTOM: {

			cursor.x_rot=-Math_PI/2.0;
			cursor.y_rot=0;
			name=TTR("Bottom");
			_update_name();

		} break;
		case VIEW_LEFT: {

			cursor.y_rot=Math_PI/2.0;
			cursor.x_rot=0;
			name=TTR("Left");
			_update_name();

		} break;
		case VIEW_RIGHT: {

			cursor.y_rot=-Math_PI/2.0;
			cursor.x_rot=0;
			name=TTR("Right");
			_update_name();

		} break;
		case VIEW_FRONT: {

			cursor.y_rot=0;
			cursor.x_rot=0;
			name=TTR("Front");
			_update_name();

		} break;
		case VIEW_REAR: {

			cursor.y_rot=Math_PI;
			cursor.x_rot=0;
			name=TTR("Rear");
			_update_name();

		} break;
		case VIEW_CENTER_TO_ORIGIN: {

			cursor.pos = Vector3(0,0,0);

		} break;
		case VIEW_CENTER_TO_SELECTION: {

			focus_selection();

		} break;
		case VIEW_ALIGN_SELECTION_WITH_VIEW: {

			if (!get_selected_count())
				break;

			Transform camera_transform = camera->get_global_transform();

			List<Node*> &selection = editor_selection->get_selected_node_list();

			undo_redo->create_action(TTR("Align with view"));
			for(List<Node*>::Element *E=selection.front();E;E=E->next()) {

				Spatial *sp = E->get()->cast_to<Spatial>();
				if (!sp)
					continue;

				SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
				if (!se)
					continue;

				Transform xform = camera_transform;
				xform.scale_basis(sp->get_scale());

				undo_redo->add_do_method(sp,"set_global_transform",xform);
				undo_redo->add_undo_method(sp,"set_global_transform",sp->get_global_transform());
			}
			undo_redo->commit_action();
		} break;
		case VIEW_ENVIRONMENT: {

			int idx = view_menu->get_popup()->get_item_index(VIEW_ENVIRONMENT);
			bool current = 	view_menu->get_popup()->is_item_checked( idx );
			current=!current;
			if (current) {

				camera->set_environment(RES());
			} else {

				camera->set_environment(SpatialEditor::get_singleton()->get_viewport_environment());
			}

			view_menu->get_popup()->set_item_checked( idx, current );


		} break;
		case VIEW_PERSPECTIVE: {

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(VIEW_PERSPECTIVE), true );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(VIEW_ORTHOGONAL), false );
			orthogonal=false;
			call_deferred("update_transform_gizmo_view");
			_update_name();

		} break;
		case VIEW_ORTHOGONAL: {

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(VIEW_PERSPECTIVE), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(VIEW_ORTHOGONAL), true );
			orthogonal=true;
			call_deferred("update_transform_gizmo_view");
			_update_name();

		} break;
		case VIEW_AUDIO_LISTENER: {

			int idx = view_menu->get_popup()->get_item_index(VIEW_AUDIO_LISTENER);
			bool current = 	view_menu->get_popup()->is_item_checked( idx );
			current=!current;
			viewport->set_as_audio_listener(current);
			view_menu->get_popup()->set_item_checked( idx, current );

		} break;
		case VIEW_GIZMOS: {

			int idx = view_menu->get_popup()->get_item_index(VIEW_GIZMOS);
			bool current = 	view_menu->get_popup()->is_item_checked( idx );
			current=!current;
			if (current)
				camera->set_cull_mask( ((1<<20)-1)|(1<<(GIZMO_BASE_LAYER+index))|(1<<GIZMO_EDIT_LAYER)|(1<<GIZMO_GRID_LAYER) );
			else
				camera->set_cull_mask( ((1<<20)-1)|(1<<(GIZMO_BASE_LAYER+index))|(1<<GIZMO_GRID_LAYER) );
			view_menu->get_popup()->set_item_checked( idx, current );

		} break;

	}

}


void SpatialEditorViewport::_preview_exited_scene() {

	preview_camera->set_pressed(false);
	_toggle_camera_preview(false);
	view_menu->show();
}


void SpatialEditorViewport::_init_gizmo_instance(int p_idx) {

	uint32_t layer=1<<(GIZMO_BASE_LAYER+p_idx);//|(1<<GIZMO_GRID_LAYER);

	for(int i=0;i<3;i++) {
		move_gizmo_instance[i]=VS::get_singleton()->instance_create();
		VS::get_singleton()->instance_set_base(move_gizmo_instance[i],spatial_editor->get_move_gizmo(i)->get_rid());
		VS::get_singleton()->instance_set_scenario(move_gizmo_instance[i],get_tree()->get_root()->get_world()->get_scenario());
		VS::get_singleton()->instance_set_visible(move_gizmo_instance[i],false);
		//VS::get_singleton()->instance_geometry_set_flag(move_gizmo_instance[i],VS::INSTANCE_FLAG_DEPH_SCALE,true);
		VS::get_singleton()->instance_geometry_set_cast_shadows_setting(move_gizmo_instance[i], VS::SHADOW_CASTING_SETTING_OFF);
		VS::get_singleton()->instance_set_layer_mask(move_gizmo_instance[i],layer);

		rotate_gizmo_instance[i]=VS::get_singleton()->instance_create();
		VS::get_singleton()->instance_set_base(rotate_gizmo_instance[i],spatial_editor->get_rotate_gizmo(i)->get_rid());
		VS::get_singleton()->instance_set_scenario(rotate_gizmo_instance[i],get_tree()->get_root()->get_world()->get_scenario());
		VS::get_singleton()->instance_set_visible(rotate_gizmo_instance[i],false);
		//VS::get_singleton()->instance_geometry_set_flag(rotate_gizmo_instance[i],VS::INSTANCE_FLAG_DEPH_SCALE,true);
		VS::get_singleton()->instance_geometry_set_cast_shadows_setting(rotate_gizmo_instance[i], VS::SHADOW_CASTING_SETTING_OFF);
		VS::get_singleton()->instance_set_layer_mask(rotate_gizmo_instance[i],layer);
	}

}


void SpatialEditorViewport::_finish_gizmo_instances() {


	for(int i=0;i<3;i++) {
		VS::get_singleton()->free(move_gizmo_instance[i]);
		VS::get_singleton()->free(rotate_gizmo_instance[i]);
	}

}
void SpatialEditorViewport::_toggle_camera_preview(bool p_activate) {


	ERR_FAIL_COND(p_activate && !preview);
	ERR_FAIL_COND(!p_activate && !previewing);

	if (!p_activate) {

		previewing->disconnect("tree_exited",this,"_preview_exited_scene");
		previewing=NULL;
		VS::get_singleton()->viewport_attach_camera( viewport->get_viewport_rid(), camera->get_camera() ); //restore
		if (!preview)
			preview_camera->hide();
		view_menu->show();
		surface->update();

	} else {

		previewing=preview;
		previewing->connect("tree_exited",this,"_preview_exited_scene");
		VS::get_singleton()->viewport_attach_camera( viewport->get_viewport_rid(), preview->get_camera() ); //replace
		view_menu->hide();
		surface->update();

	}
}

void SpatialEditorViewport::_selection_result_pressed(int p_result) {

	if (selection_results.size() <= p_result)
		return;

	clicked=selection_results[p_result].item->get_instance_ID();

	if (clicked) {
		_select_clicked(clicked_wants_append,true);
		clicked=0;
	}
}

void SpatialEditorViewport::_selection_menu_hide() {

	selection_results.clear();
	selection_menu->clear();
	selection_menu->set_size(Vector2(0, 0));
}

void SpatialEditorViewport::set_can_preview(Camera* p_preview) {

	preview=p_preview;

	if (!preview_camera->is_pressed()) {

		if (p_preview) {
			preview_camera->show();
		} else {
			preview_camera->hide();
		}
	}
}

void SpatialEditorViewport::update_transform_gizmo_view() {

	if (!is_visible_in_tree())
		return;

	Transform xform = spatial_editor->get_gizmo_transform();


	Transform camera_xform = camera->get_transform();
	Vector3 camz = -camera_xform.get_basis().get_axis(2).normalized();
	Vector3 camy = -camera_xform.get_basis().get_axis(1).normalized();
	Plane p(camera_xform.origin,camz);
	float gizmo_d = Math::abs( p.distance_to(xform.origin ));
	float d0 = camera->unproject_position(camera_xform.origin+camz*gizmo_d).y;
	float d1 = camera->unproject_position(camera_xform.origin+camz*gizmo_d+camy).y;
	float dd = Math::abs(d0-d1);
	if (dd==0)
		dd=0.0001;

	float gsize = EditorSettings::get_singleton()->get("editors/3d/manipulator_gizmo_size");
	gizmo_scale=(gsize/Math::abs(dd));
	Vector3 scale = Vector3(1,1,1) * gizmo_scale;

	xform.basis.scale(scale);

	//xform.basis.scale(GIZMO_SCALE_DEFAULT*Vector3(1,1,1));


	for(int i=0;i<3;i++) {
		VisualServer::get_singleton()->instance_set_transform(move_gizmo_instance[i], xform );
		VisualServer::get_singleton()->instance_set_visible(move_gizmo_instance[i],spatial_editor->is_gizmo_visible()&& (spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_SELECT || spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_MOVE) );
		VisualServer::get_singleton()->instance_set_transform(rotate_gizmo_instance[i], xform );
		VisualServer::get_singleton()->instance_set_visible(rotate_gizmo_instance[i],spatial_editor->is_gizmo_visible() && (spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_SELECT || spatial_editor->get_tool_mode()==SpatialEditor::TOOL_MODE_ROTATE) );
	}

}

void SpatialEditorViewport::set_state(const Dictionary& p_state) {

	cursor.pos=p_state["pos"];
	cursor.x_rot=p_state["x_rot"];
	cursor.y_rot=p_state["y_rot"];
	cursor.distance=p_state["distance"];
	bool env = p_state["use_environment"];
	bool orth = p_state["use_orthogonal"];
	if (orth)
		_menu_option(VIEW_ORTHOGONAL);
	else
		_menu_option(VIEW_PERSPECTIVE);
	if (env != camera->get_environment().is_valid())
		_menu_option(VIEW_ENVIRONMENT);
	if (p_state.has("listener")) {
		bool listener = p_state["listener"];

		int idx = view_menu->get_popup()->get_item_index(VIEW_AUDIO_LISTENER);
		viewport->set_as_audio_listener(listener);
		view_menu->get_popup()->set_item_checked( idx, listener );
	}

	if (p_state.has("previewing")) {
		Node *pv = EditorNode::get_singleton()->get_edited_scene()->get_node(p_state["previewing"]);
		if (pv && pv->cast_to<Camera>()) {
			previewing=pv->cast_to<Camera>();
			previewing->connect("tree_exited",this,"_preview_exited_scene");
			VS::get_singleton()->viewport_attach_camera( viewport->get_viewport_rid(), previewing->get_camera() ); //replace
			view_menu->hide();
			surface->update();
			preview_camera->set_pressed(true);
			preview_camera->show();
		}
	}
}

Dictionary SpatialEditorViewport::get_state() const {

	Dictionary d;
	d["pos"]=cursor.pos;
	d["x_rot"]=cursor.x_rot;
	d["y_rot"]=cursor.y_rot;
	d["distance"]=cursor.distance;
	d["use_environment"]=camera->get_environment().is_valid();
	d["use_orthogonal"]=camera->get_projection()==Camera::PROJECTION_ORTHOGONAL;
	d["listener"]=viewport->is_audio_listener();
	if (previewing) {
		d["previewing"]=EditorNode::get_singleton()->get_edited_scene()->get_path_to(previewing);
	}

	return d;
}


void SpatialEditorViewport::_bind_methods(){

	ClassDB::bind_method(_MD("_draw"),&SpatialEditorViewport::_draw);
	ClassDB::bind_method(_MD("_smouseenter"),&SpatialEditorViewport::_smouseenter);
	ClassDB::bind_method(_MD("_sinput"),&SpatialEditorViewport::_sinput);
	ClassDB::bind_method(_MD("_menu_option"),&SpatialEditorViewport::_menu_option);
	ClassDB::bind_method(_MD("_toggle_camera_preview"),&SpatialEditorViewport::_toggle_camera_preview);
	ClassDB::bind_method(_MD("_preview_exited_scene"),&SpatialEditorViewport::_preview_exited_scene);
	ClassDB::bind_method(_MD("update_transform_gizmo_view"),&SpatialEditorViewport::update_transform_gizmo_view);
	ClassDB::bind_method(_MD("_selection_result_pressed"),&SpatialEditorViewport::_selection_result_pressed);
	ClassDB::bind_method(_MD("_selection_menu_hide"),&SpatialEditorViewport::_selection_menu_hide);

	ADD_SIGNAL( MethodInfo("toggle_maximize_view", PropertyInfo(Variant::OBJECT, "viewport")) );
}


void SpatialEditorViewport::reset() {

	orthogonal=false;
	message_time=0;
	message="";
	last_message="";
	name="";

	cursor.x_rot=0.5;
	cursor.y_rot=0.5;
	cursor.distance=4;
	cursor.region_select=false;
	_update_name();
}


void SpatialEditorViewport::focus_selection() {
	if (!get_selected_count())
		return;

	Vector3 center;
	int count=0;

	List<Node*> &selection = editor_selection->get_selected_node_list();

	for(List<Node*>::Element *E=selection.front();E;E=E->next()) {

		Spatial *sp = E->get()->cast_to<Spatial>();
		if (!sp)
			continue;

		SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
		if (!se)
			continue;

		center+=sp->get_global_transform().origin;
		count++;
	}

	if( count != 0 ) {
		center/=float(count);
	}

	cursor.pos=center;
}


SpatialEditorViewport::SpatialEditorViewport(SpatialEditor *p_spatial_editor, EditorNode *p_editor, int p_index) {

	_edit.mode=TRANSFORM_NONE;
	_edit.plane=TRANSFORM_VIEW;
	_edit.edited_gizmo=0;
	_edit.snap=1;
	_edit.gizmo_handle=0;



	index=p_index;
	editor=p_editor;
	editor_selection=editor->get_editor_selection();
	undo_redo=editor->get_undo_redo();
	clicked=0;
	clicked_includes_current=false;
	orthogonal=false;
	message_time=0;

	spatial_editor=p_spatial_editor;
	ViewportContainer *c=memnew(ViewportContainer);
	c->set_stretch(true);
	add_child(c);
	c->set_area_as_parent_rect();
	viewport = memnew( Viewport );
	viewport->set_disable_input(true);

	c->add_child(viewport);
	surface = memnew( Control );
	add_child(surface);
	surface->set_area_as_parent_rect();
	camera = memnew(Camera);
	camera->set_disable_gizmo(true);
	camera->set_cull_mask( ((1<<20)-1)|(1<<(GIZMO_BASE_LAYER+p_index))|(1<<GIZMO_EDIT_LAYER)|(1<<GIZMO_GRID_LAYER) );
	//camera->set_environment(SpatialEditor::get_singleton()->get_viewport_environment());
	viewport->add_child(camera);
	camera->make_current();
	surface->set_focus_mode(FOCUS_ALL);

	view_menu = memnew( MenuButton );
	surface->add_child(view_menu);
	view_menu->set_pos( Point2(4,4));
	view_menu->set_self_modulate(Color(1,1,1,0.5));
	view_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("spatial_editor/top_view"), VIEW_TOP);
	view_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("spatial_editor/bottom_view"), VIEW_BOTTOM);
	view_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("spatial_editor/left_view"), VIEW_LEFT);
	view_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("spatial_editor/right_view"), VIEW_RIGHT);
	view_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("spatial_editor/front_view"), VIEW_FRONT);
	view_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("spatial_editor/rear_view"), VIEW_REAR);
	view_menu->get_popup()->add_separator();
	view_menu->get_popup()->add_check_item(TTR("Perspective") + " (" + ED_GET_SHORTCUT("spatial_editor/switch_perspective_orthogonal")->get_as_text() + ")", VIEW_PERSPECTIVE);
	view_menu->get_popup()->add_check_item(TTR("Orthogonal") + " (" + ED_GET_SHORTCUT("spatial_editor/switch_perspective_orthogonal")->get_as_text() + ")", VIEW_ORTHOGONAL);
	view_menu->get_popup()->set_item_checked(view_menu->get_popup()->get_item_index(VIEW_PERSPECTIVE),true);
	view_menu->get_popup()->add_separator();
	view_menu->get_popup()->add_check_shortcut(ED_SHORTCUT("spatial_editor/view_environment", TTR("Environment")), VIEW_ENVIRONMENT);
	view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(VIEW_ENVIRONMENT),true);
	view_menu->get_popup()->add_separator();
	view_menu->get_popup()->add_check_shortcut(ED_SHORTCUT("spatial_editor/view_audio_listener", TTR("Audio Listener")), VIEW_AUDIO_LISTENER);
	view_menu->get_popup()->add_separator();
	view_menu->get_popup()->add_check_shortcut(ED_SHORTCUT("spatial_editor/view_gizmos", TTR("Gizmos")),VIEW_GIZMOS);
	view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(VIEW_GIZMOS),true);

	view_menu->get_popup()->add_separator();
	view_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("spatial_editor/focus_origin"), VIEW_CENTER_TO_ORIGIN);
	view_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("spatial_editor/focus_selection"), VIEW_CENTER_TO_SELECTION);
	view_menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("spatial_editor/align_selection_with_view"), VIEW_ALIGN_SELECTION_WITH_VIEW);
	view_menu->get_popup()->connect("id_pressed",this,"_menu_option");

	preview_camera = memnew( Button );
	preview_camera->set_toggle_mode(true);
	preview_camera->set_anchor_and_margin(MARGIN_LEFT,ANCHOR_END,90);
	preview_camera->set_anchor_and_margin(MARGIN_TOP,ANCHOR_BEGIN,10);
	preview_camera->set_text("preview");
	surface->add_child(preview_camera);
	preview_camera->hide();
	preview_camera->connect("toggled",this,"_toggle_camera_preview");
	previewing=NULL;
	preview=NULL;
	gizmo_scale=1.0;

	selection_menu = memnew( PopupMenu );
	add_child(selection_menu);
	selection_menu->set_custom_minimum_size(Vector2(100, 0));
	selection_menu->connect("id_pressed", this, "_selection_result_pressed");
	selection_menu->connect("popup_hide", this, "_selection_menu_hide");

	if (p_index==0) {
		view_menu->get_popup()->set_item_checked(view_menu->get_popup()->get_item_index(VIEW_AUDIO_LISTENER),true);
		viewport->set_as_audio_listener(true);
	}


	name=TTR("Top");
	_update_name();

	EditorSettings::get_singleton()->connect("settings_changed",this,"update_transform_gizmo_view");

}







SpatialEditor *SpatialEditor::singleton=NULL;

SpatialEditorSelectedItem::~SpatialEditorSelectedItem() {

	if (sbox_instance.is_valid())
		VisualServer::get_singleton()->free(sbox_instance);
}



void SpatialEditor::select_gizmo_hilight_axis(int p_axis) {


	for(int i=0;i<3;i++) {

		move_gizmo[i]->surface_set_material(0,i==p_axis?gizmo_hl:gizmo_color[i]);
		rotate_gizmo[i]->surface_set_material(0,(i+3)==p_axis?gizmo_hl:gizmo_color[i]);
	}

}

void SpatialEditor::update_transform_gizmo() {

	List<Node*> &selection = editor_selection->get_selected_node_list();
	Rect3 center;
	bool first=true;

	Basis gizmo_basis;
	bool local_gizmo_coords = transform_menu->get_popup()->is_item_checked( transform_menu->get_popup()->get_item_index(MENU_TRANSFORM_LOCAL_COORDS) );


	for(List<Node*>::Element *E=selection.front();E;E=E->next()) {

		Spatial *sp = E->get()->cast_to<Spatial>();
		if (!sp)
			continue;

		SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
		if (!se)
			continue;

		Transform xf = se->sp->get_global_transform();
		if (first) {
			center.pos=xf.origin;
			first=false;
			if (local_gizmo_coords) {
				gizmo_basis=xf.basis;
				gizmo_basis.orthonormalize();
			}
		} else {
			center.expand_to(xf.origin);
			gizmo_basis=Basis();
		}
		//count++;
	}

	Vector3 pcenter = center.pos+center.size*0.5;
	gizmo.visible=!first;
	gizmo.transform.origin=pcenter;
	gizmo.transform.basis=gizmo_basis;

	for(int i=0;i<4;i++) {
		viewports[i]->update_transform_gizmo_view();
	}

}


Object *SpatialEditor::_get_editor_data(Object *p_what) {

	Spatial *sp = p_what->cast_to<Spatial>();
	if (!sp)
		return NULL;


	SpatialEditorSelectedItem *si = memnew( SpatialEditorSelectedItem );

	si->sp=sp;
	si->sbox_instance=VisualServer::get_singleton()->instance_create2(selection_box->get_rid(),sp->get_world()->get_scenario());
	VS::get_singleton()->instance_geometry_set_cast_shadows_setting(si->sbox_instance, VS::SHADOW_CASTING_SETTING_OFF);

	if (get_tree()->is_editor_hint())
		editor->call("edit_node",sp);

	return si;
}

void SpatialEditor::_generate_selection_box() {

	Rect3 aabb( Vector3(), Vector3(1,1,1) );
	aabb.grow_by( aabb.get_longest_axis_size()/20.0 );

	Ref<SurfaceTool> st = memnew( SurfaceTool );

	st->begin(Mesh::PRIMITIVE_LINES);
	for (int i=0;i<12;i++) {

		Vector3 a,b;
		aabb.get_edge(i,a,b);

		/*Vector<Vector3> points;
		Vector<Color> colors;
		points.push_back(a);
		points.push_back(b);*/

		st->add_color( Color(1.0,1.0,0.8,0.8) );
		st->add_vertex(a);
		st->add_color( Color(1.0,1.0,0.8,0.4) );
		st->add_vertex(a.linear_interpolate(b,0.2));

		st->add_color( Color(1.0,1.0,0.8,0.4) );
		st->add_vertex(a.linear_interpolate(b,0.8));
		st->add_color( Color(1.0,1.0,0.8,0.8) );
		st->add_vertex(b);

	}

	Ref<FixedSpatialMaterial> mat = memnew( FixedSpatialMaterial );
	mat->set_flag(FixedSpatialMaterial::FLAG_UNSHADED,true);
	mat->set_albedo(Color(1,1,1));
	mat->set_feature(FixedSpatialMaterial::FEATURE_TRANSPARENT,true);
	mat->set_flag(FixedSpatialMaterial::FLAG_ALBEDO_FROM_VERTEX_COLOR,true);
	mat->set_flag(FixedSpatialMaterial::FLAG_SRGB_VERTEX_COLOR,true);
	st->set_material(mat);
	selection_box = st->commit();
}


Dictionary SpatialEditor::get_state() const {


	Dictionary d;

	d["snap_enabled"]=snap_enabled;
	d["translate_snap"]=get_translate_snap();
	d["rotate_snap"]=get_rotate_snap();
	d["scale_snap"]=get_scale_snap();

	int local_coords_index=transform_menu->get_popup()->get_item_index(MENU_TRANSFORM_LOCAL_COORDS);
	d["local_coords"]=transform_menu->get_popup()->is_item_checked( local_coords_index );

	int vc=0;
	if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_1_VIEWPORT) ))
		vc=1;
	else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS) ))
		vc=2;
	else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS) ))
		vc=3;
	else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_4_VIEWPORTS) ))
		vc=4;
	else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS_ALT) ))
		vc=5;
	else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS_ALT) ))
		vc=6;

	d["viewport_mode"]=vc;
	Array vpdata;
	for(int i=0;i<4;i++)  {
		vpdata.push_back( viewports[i]->get_state() );
	}

	d["viewports"]=vpdata;

	d["default_light"]=view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_DEFAULT_LIGHT) );
	d["ambient_light_color"]=settings_ambient_color->get_pick_color();

	d["default_srgb"]=view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_DEFAULT_SRGB) );
	d["show_grid"]=view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_GRID) );
	d["show_origin"]=view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_ORIGIN) );
	d["fov"]=get_fov();
	d["znear"]=get_znear();
	d["zfar"]=get_zfar();
	d["deflight_rot_x"]=settings_default_light_rot_x;
	d["deflight_rot_y"]=settings_default_light_rot_y;

	return d;
}
void SpatialEditor::set_state(const Dictionary& p_state) {

	Dictionary d = p_state;

	if (d.has("snap_enabled")) {
		snap_enabled=d["snap_enabled"];
		int snap_enabled_idx=transform_menu->get_popup()->get_item_index(MENU_TRANSFORM_USE_SNAP);
		transform_menu->get_popup()->set_item_checked( snap_enabled_idx, snap_enabled );
	}

	if (d.has("translate_snap"))
		snap_translate->set_text(d["translate_snap"]);

	if (d.has("rotate_snap"))
		snap_rotate->set_text(d["rotate_snap"]);

	if (d.has("scale_snap"))
		snap_scale->set_text(d["scale_snap"]);

	if (d.has("local_coords")) {
		int local_coords_idx=transform_menu->get_popup()->get_item_index(MENU_TRANSFORM_LOCAL_COORDS);
		transform_menu->get_popup()->set_item_checked( local_coords_idx, d["local_coords"] );
		update_transform_gizmo();
	}

	if (d.has("viewport_mode")) {
		int vc = d["viewport_mode"];

		if (vc==1)
			_menu_item_pressed(MENU_VIEW_USE_1_VIEWPORT);
		else if (vc==2)
			_menu_item_pressed(MENU_VIEW_USE_2_VIEWPORTS);
		else if (vc==3)
			_menu_item_pressed(MENU_VIEW_USE_3_VIEWPORTS);
		else if (vc==4)
			_menu_item_pressed(MENU_VIEW_USE_4_VIEWPORTS);
		else if (vc==5)
			_menu_item_pressed(MENU_VIEW_USE_2_VIEWPORTS_ALT);
		else if (vc==6)
			_menu_item_pressed(MENU_VIEW_USE_3_VIEWPORTS_ALT);
	}

	if (d.has("viewports")) {
		Array vp = d["viewports"];
		ERR_FAIL_COND(vp.size()>4);

		for(int i=0;i<4;i++) {
			viewports[i]->set_state(vp[i]);
		}
	}

	if (d.has("zfar"))
		settings_zfar->set_value(float(d["zfar"]));
	if (d.has("znear"))
		settings_znear->set_value(float(d["znear"]));
	if (d.has("fov"))
		settings_fov->set_value(float(d["fov"]));

	if (d.has("default_light")) {
		bool use = d["default_light"];

		bool existing = light_instance.is_valid();
		if (use!=existing) {
			if (existing) {
				VisualServer::get_singleton()->free(light_instance);
				light_instance=RID();
			} else {
				light_instance=VisualServer::get_singleton()->instance_create2(light,get_tree()->get_root()->get_world()->get_scenario());
				VisualServer::get_singleton()->instance_set_transform(light_instance,light_transform);

			}
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_DEFAULT_LIGHT), light_instance.is_valid() );
		}

	}
	if (d.has("ambient_light_color")) {
		settings_ambient_color->set_pick_color(d["ambient_light_color"]);
		//viewport_environment->fx_set_param(Environment::FX_PARAM_AMBIENT_LIGHT_COLOR,d["ambient_light_color"]);
	}

	if (d.has("default_srgb")) {
		bool use = d["default_srgb"];

		//viewport_environment->set_enable_fx(Environment::FX_SRGB,use);
		//view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_DEFAULT_SRGB), use );
	}
	if (d.has("show_grid")) {
		bool use = d["show_grid"];

		if (use!=view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_GRID))) {
			_menu_item_pressed(MENU_VIEW_GRID);
		}
	}

	if (d.has("show_origin")) {
		bool use = d["show_origin"];

		if (use!=view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_ORIGIN))) {
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_ORIGIN), use );
			VisualServer::get_singleton()->instance_set_visible(origin_instance,use);
		}
	}

	if (d.has("deflight_rot_x"))
		settings_default_light_rot_x=d["deflight_rot_x"];
	if (d.has("deflight_rot_y"))
		settings_default_light_rot_y=d["deflight_rot_y"];

	_update_default_light_angle();


}


void SpatialEditor::edit(Spatial *p_spatial) {

	if (p_spatial!=selected) {
		if (selected) {

			Ref<SpatialEditorGizmo> seg = selected->get_gizmo();
			if (seg.is_valid()) {
				seg->set_selected(false);
				selected->update_gizmo();
			}
		}

		selected=p_spatial;
		over_gizmo_handle=-1;

		if (selected) {

			Ref<SpatialEditorGizmo> seg = selected->get_gizmo();
			if (seg.is_valid()) {
				seg->set_selected(true);
				selected->update_gizmo();
			}
		}
	}

	/*
	if (p_spatial) {
		_validate_selection();
		if (selected.has(p_spatial->get_instance_ID()) && selected.size()==1)
			return;
		_select(p_spatial->get_instance_ID(),false,true);

		// should become the selection
	}
	*/
}

void SpatialEditor::_xform_dialog_action() {

	Transform t;
	//translation
	Vector3 scale;
	Vector3 rotate;
	Vector3 translate;

	for(int i=0;i<3;i++) {
		translate[i]=xform_translate[i]->get_text().to_double();
		rotate[i]=Math::deg2rad(xform_rotate[i]->get_text().to_double());
		scale[i]=xform_scale[i]->get_text().to_double();
	}
	
	t.basis.scale(scale);
	t.basis.rotate(rotate);
	t.origin=translate;


	undo_redo->create_action(TTR("XForm Dialog"));

	List<Node*> &selection = editor_selection->get_selected_node_list();

	for(List<Node*>::Element *E=selection.front();E;E=E->next()) {

		Spatial *sp = E->get()->cast_to<Spatial>();
		if (!sp)
			continue;

		SpatialEditorSelectedItem *se=editor_selection->get_node_editor_data<SpatialEditorSelectedItem>(sp);
		if (!se)
			continue;

		bool post = xform_type->get_selected()>0;

		Transform tr = sp->get_global_transform();
		if (post)
			tr = tr * t;
		else {

			tr.basis = t.basis * tr.basis;
			tr.origin+=t.origin;
		}

		undo_redo->add_do_method(sp,"set_global_transform",tr);
		undo_redo->add_undo_method(sp,"set_global_transform",sp->get_global_transform());
	}
	undo_redo->commit_action();
}

void SpatialEditor::_menu_item_pressed(int p_option) {

	switch(p_option) {

		case MENU_TOOL_SELECT:
		case MENU_TOOL_MOVE:
		case MENU_TOOL_ROTATE:
		case MENU_TOOL_SCALE:
		case MENU_TOOL_LIST_SELECT: {

			for(int i=0;i<TOOL_MAX;i++)
				tool_button[i]->set_pressed(i==p_option);
			tool_mode=(ToolMode)p_option;

			//static const char *_mode[]={"Selection Mode.","Translation Mode.","Rotation Mode.","Scale Mode.","List Selection Mode."};
			//set_message(_mode[p_option],3);
			update_transform_gizmo();

		} break;
		case MENU_TRANSFORM_USE_SNAP: {

			bool is_checked = transform_menu->get_popup()->is_item_checked( transform_menu->get_popup()->get_item_index(p_option) );
			snap_enabled=!is_checked;
			transform_menu->get_popup()->set_item_checked( transform_menu->get_popup()->get_item_index(p_option), snap_enabled );
		} break;
		case MENU_TRANSFORM_CONFIGURE_SNAP: {

			snap_dialog->popup_centered(Size2(200,180));
		} break;
		case MENU_TRANSFORM_LOCAL_COORDS: {

			bool is_checked = transform_menu->get_popup()->is_item_checked( transform_menu->get_popup()->get_item_index(p_option) );
			transform_menu->get_popup()->set_item_checked( transform_menu->get_popup()->get_item_index(p_option), !is_checked );
			update_transform_gizmo();

		} break;
		case MENU_TRANSFORM_DIALOG: {

			for(int i=0;i<3;i++) {


				xform_translate[i]->set_text("0");
				xform_rotate[i]->set_text("0");
				xform_scale[i]->set_text("1");

			}

			xform_dialog->popup_centered(Size2(200,200));

		} break;
		case MENU_VIEW_USE_DEFAULT_LIGHT: {

			bool is_checked = view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(p_option) );

			if (is_checked) {
				VisualServer::get_singleton()->free(light_instance);
				light_instance=RID();
			} else {
				light_instance=VisualServer::get_singleton()->instance_create2(light,get_tree()->get_root()->get_world()->get_scenario());
				VisualServer::get_singleton()->instance_set_transform(light_instance,light_transform);

				_update_default_light_angle();
			}

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(p_option), light_instance.is_valid() );

		} break;
		case MENU_VIEW_USE_DEFAULT_SRGB: {

			bool is_checked = view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(p_option) );

			if (is_checked) {
				//viewport_environment->set_enable_fx(Environment::FX_SRGB,false);
			} else {
				//viewport_environment->set_enable_fx(Environment::FX_SRGB,true);
			}

			is_checked = ! is_checked;

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(p_option), is_checked );


		} break;
		case MENU_VIEW_USE_1_VIEWPORT: {

			for(int i=1;i<4;i++) {

				viewports[i]->hide();
			}

			viewports[0]->set_area_as_parent_rect();

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_1_VIEWPORT), true );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_4_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS_ALT), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS_ALT), false );

		} break;
		case MENU_VIEW_USE_2_VIEWPORTS: {

			for(int i=1;i<4;i++) {

				if (i==1 || i==3)
					viewports[i]->hide();
				else
					viewports[i]->show();


			}
			viewports[0]->set_area_as_parent_rect();
			//viewports[0]->set_anchor_and_margin(MARGIN_BOTTOM,ANCHOR_RATIO,0.5);
			viewports[2]->set_area_as_parent_rect();
			//viewports[2]->set_anchor_and_margin(MARGIN_TOP,ANCHOR_RATIO,0.5);

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_1_VIEWPORT), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS), true );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_4_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS_ALT), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS_ALT), false );

		} break;
		case MENU_VIEW_USE_2_VIEWPORTS_ALT: {

			for(int i=1;i<4;i++) {

				if (i==1 || i==3)
					viewports[i]->hide();
				else
					viewports[i]->show();


			}
			viewports[0]->set_area_as_parent_rect();
			//viewports[0]->set_anchor_and_margin(MARGIN_RIGHT,ANCHOR_RATIO,0.5);
			viewports[2]->set_area_as_parent_rect();
			//viewports[2]->set_anchor_and_margin(MARGIN_LEFT,ANCHOR_RATIO,0.5);

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_1_VIEWPORT), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_4_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS_ALT), true );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS_ALT), false );

		} break;
		case MENU_VIEW_USE_3_VIEWPORTS: {

			for(int i=1;i<4;i++) {

				if (i==1)
					viewports[i]->hide();
				else
					viewports[i]->show();
			}
			viewports[0]->set_area_as_parent_rect();
			//viewports[0]->set_anchor_and_margin(MARGIN_BOTTOM,ANCHOR_RATIO,0.5);
			viewports[2]->set_area_as_parent_rect();
			//viewports[2]->set_anchor_and_margin(MARGIN_RIGHT,ANCHOR_RATIO,0.5);
			//viewports[2]->set_anchor_and_margin(MARGIN_TOP,ANCHOR_RATIO,0.5);
			viewports[3]->set_area_as_parent_rect();
			//viewports[3]->set_anchor_and_margin(MARGIN_LEFT,ANCHOR_RATIO,0.5);
			//viewports[3]->set_anchor_and_margin(MARGIN_TOP,ANCHOR_RATIO,0.5);

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_1_VIEWPORT), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS), true );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_4_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS_ALT), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS_ALT), false );

		} break;
		case MENU_VIEW_USE_3_VIEWPORTS_ALT: {

			for(int i=1;i<4;i++) {

				if (i==1)
					viewports[i]->hide();
				else
					viewports[i]->show();
			}
			viewports[0]->set_area_as_parent_rect();
			//viewports[0]->set_anchor_and_margin(MARGIN_BOTTOM,ANCHOR_RATIO,0.5);
			//viewports[0]->set_anchor_and_margin(MARGIN_RIGHT,ANCHOR_RATIO,0.5);
			viewports[2]->set_area_as_parent_rect();
			//viewports[2]->set_anchor_and_margin(MARGIN_TOP,ANCHOR_RATIO,0.5);
			//viewports[2]->set_anchor_and_margin(MARGIN_RIGHT,ANCHOR_RATIO,0.5);
			viewports[3]->set_area_as_parent_rect();
			//viewports[3]->set_anchor_and_margin(MARGIN_LEFT,ANCHOR_RATIO,0.5);

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_1_VIEWPORT), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_4_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS_ALT), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS_ALT), true );

		} break;
		case MENU_VIEW_USE_4_VIEWPORTS: {

			for(int i=1;i<4;i++) {

				viewports[i]->show();
			}
			viewports[0]->set_area_as_parent_rect();
			//viewports[0]->set_anchor_and_margin(MARGIN_RIGHT,ANCHOR_RATIO,0.5);
			//viewports[0]->set_anchor_and_margin(MARGIN_BOTTOM,ANCHOR_RATIO,0.5);
			viewports[1]->set_area_as_parent_rect();
			//viewports[1]->set_anchor_and_margin(MARGIN_LEFT,ANCHOR_RATIO,0.5);
			//viewports[1]->set_anchor_and_margin(MARGIN_BOTTOM,ANCHOR_RATIO,0.5);
			viewports[2]->set_area_as_parent_rect();
			//viewports[2]->set_anchor_and_margin(MARGIN_RIGHT,ANCHOR_RATIO,0.5);
			//viewports[2]->set_anchor_and_margin(MARGIN_TOP,ANCHOR_RATIO,0.5);
			viewports[3]->set_area_as_parent_rect();
			//viewports[3]->set_anchor_and_margin(MARGIN_LEFT,ANCHOR_RATIO,0.5);
			//viewports[3]->set_anchor_and_margin(MARGIN_TOP,ANCHOR_RATIO,0.5);

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_1_VIEWPORT), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_4_VIEWPORTS), true );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS_ALT), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS_ALT), false );

		} break;
		case MENU_VIEW_DISPLAY_NORMAL: {


			VisualServer::get_singleton()->scenario_set_debug( get_tree()->get_root()->get_world()->get_scenario(), VisualServer::SCENARIO_DEBUG_DISABLED );

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_NORMAL), true );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_WIREFRAME), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_OVERDRAW), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_SHADELESS), false );

		} break;
		case MENU_VIEW_DISPLAY_WIREFRAME: {

			VisualServer::get_singleton()->scenario_set_debug( get_tree()->get_root()->get_world()->get_scenario(), VisualServer::SCENARIO_DEBUG_WIREFRAME );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_NORMAL), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_WIREFRAME), true );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_OVERDRAW), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_SHADELESS), false );

		} break;
		case MENU_VIEW_DISPLAY_OVERDRAW: {

			VisualServer::get_singleton()->scenario_set_debug( get_tree()->get_root()->get_world()->get_scenario(), VisualServer::SCENARIO_DEBUG_OVERDRAW );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_NORMAL), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_WIREFRAME), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_OVERDRAW), true );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_SHADELESS), false );

		} break;
		case MENU_VIEW_DISPLAY_SHADELESS: {

			VisualServer::get_singleton()->scenario_set_debug( get_tree()->get_root()->get_world()->get_scenario(), VisualServer::SCENARIO_DEBUG_SHADELESS );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_NORMAL), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_WIREFRAME), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_OVERDRAW), false );
			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_SHADELESS), true );

		} break;
		case MENU_VIEW_ORIGIN: {

			bool is_checked = view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(p_option) );

			is_checked=!is_checked;
			VisualServer::get_singleton()->instance_set_visible(origin_instance,is_checked);

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(p_option), is_checked);
		} break;
		case MENU_VIEW_GRID: {

			bool is_checked = view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(p_option) );

			grid_enabled=!is_checked;

			for(int i=0;i<3;++i) {
				if (grid_enable[i]) {
					VisualServer::get_singleton()->instance_set_visible(grid_instance[i],grid_enabled);
					grid_visible[i]=grid_enabled;
				}
			}

			view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(p_option), grid_enabled );


		} break;
		case MENU_VIEW_CAMERA_SETTINGS: {

			settings_dialog->popup_centered(settings_vbc->get_combined_minimum_size()+Size2(50,50));
		} break;

	}
}


void SpatialEditor::_init_indicators() {

	//make sure that the camera indicator is not selectable
	light=VisualServer::get_singleton()->light_create( VisualServer::LIGHT_DIRECTIONAL );
	//VisualServer::get_singleton()->light_set_shadow( light, true );
	light_instance=VisualServer::get_singleton()->instance_create2(light,get_tree()->get_root()->get_world()->get_scenario());



	light_transform.rotate(Vector3(1,0,0),-Math_PI/5.0);
	VisualServer::get_singleton()->instance_set_transform(light_instance,light_transform);


	//RID mat = VisualServer::get_singleton()->fixed_material_create();
	///VisualServer::get_singleton()->fixed_material_set_flag(mat, VisualServer::FIXED_MATERIAL_FLAG_USE_ALPHA,true);
	//VisualServer::get_singleton()->fixed_material_set_flag(mat, VisualServer::FIXED_MATERIAL_FLAG_USE_COLOR_ARRAY,true);


	{

		indicator_mat.instance();
		indicator_mat->set_flag(FixedSpatialMaterial::FLAG_UNSHADED,true);
		indicator_mat->set_flag(FixedSpatialMaterial::FLAG_ONTOP,true);
		indicator_mat->set_flag(FixedSpatialMaterial::FLAG_ALBEDO_FROM_VERTEX_COLOR,true);
		indicator_mat->set_flag(FixedSpatialMaterial::FLAG_SRGB_VERTEX_COLOR,true);

		indicator_mat->set_feature(FixedSpatialMaterial::FEATURE_TRANSPARENT,true);

		PoolVector<Color> grid_colors[3];
		PoolVector<Vector3> grid_points[3];
		Vector<Color> origin_colors;
		Vector<Vector3> origin_points;

		Color grid_color = EditorSettings::get_singleton()->get("editors/3d/grid_color");

		for(int i=0;i<3;i++) {
			Vector3 axis;
			axis[i]=1;
			Vector3 axis_n1;
			axis_n1[(i+1)%3]=1;
			Vector3 axis_n2;
			axis_n2[(i+2)%3]=1;

			origin_colors.push_back(Color(axis.x,axis.y,axis.z));
			origin_colors.push_back(Color(axis.x,axis.y,axis.z));
			origin_points.push_back(axis*4096);
			origin_points.push_back(axis*-4096);
#define ORIGIN_GRID_SIZE 25

			for(int j=-ORIGIN_GRID_SIZE;j<=ORIGIN_GRID_SIZE;j++) {


				grid_colors[i].push_back(grid_color);
				grid_colors[i].push_back(grid_color);
				grid_colors[i].push_back(grid_color);
				grid_colors[i].push_back(grid_color);
				grid_points[i].push_back(axis_n1*ORIGIN_GRID_SIZE+axis_n2*j);
				grid_points[i].push_back(-axis_n1*ORIGIN_GRID_SIZE+axis_n2*j);
				grid_points[i].push_back(axis_n2*ORIGIN_GRID_SIZE+axis_n1*j);
				grid_points[i].push_back(-axis_n2*ORIGIN_GRID_SIZE+axis_n1*j);

			}

			grid[i] = VisualServer::get_singleton()->mesh_create();
			Array d;
			d.resize(VS::ARRAY_MAX);
			d[VisualServer::ARRAY_VERTEX]=grid_points[i];
			d[VisualServer::ARRAY_COLOR]=grid_colors[i];
			VisualServer::get_singleton()->mesh_add_surface_from_arrays(grid[i],VisualServer::PRIMITIVE_LINES,d);
			VisualServer::get_singleton()->mesh_surface_set_material(grid[i],0,indicator_mat->get_rid());
			grid_instance[i] = VisualServer::get_singleton()->instance_create2(grid[i],get_tree()->get_root()->get_world()->get_scenario());

			grid_visible[i]=false;
			grid_enable[i]=false;
			VisualServer::get_singleton()->instance_set_visible(grid_instance[i],false);
			VisualServer::get_singleton()->instance_geometry_set_cast_shadows_setting(grid_instance[i], VS::SHADOW_CASTING_SETTING_OFF);
			VS::get_singleton()->instance_set_layer_mask(grid_instance[i], 1 << SpatialEditorViewport::GIZMO_GRID_LAYER);


		}

		origin = VisualServer::get_singleton()->mesh_create();
		Array d;
		d.resize(VS::ARRAY_MAX);
		d[VisualServer::ARRAY_VERTEX]=origin_points;
		d[VisualServer::ARRAY_COLOR]=origin_colors;

		VisualServer::get_singleton()->mesh_add_surface_from_arrays(origin,VisualServer::PRIMITIVE_LINES,d);
		VisualServer::get_singleton()->mesh_surface_set_material(origin,0,indicator_mat->get_rid());


		//origin = VisualServer::get_singleton()->poly_create();
		//VisualServer::get_singleton()->poly_add_primitive(origin,origin_points,Vector<Vector3>(),origin_colors,Vector<Vector3>());
		//VisualServer::get_singleton()->poly_set_material(origin,indicator_mat,true);
		origin_instance = VisualServer::get_singleton()->instance_create2(origin,get_tree()->get_root()->get_world()->get_scenario());
		VS::get_singleton()->instance_set_layer_mask(origin_instance,1<<SpatialEditorViewport::GIZMO_GRID_LAYER);

		VisualServer::get_singleton()->instance_geometry_set_cast_shadows_setting(origin_instance, VS::SHADOW_CASTING_SETTING_OFF);



		VisualServer::get_singleton()->instance_set_visible(grid_instance[1],true);
		grid_enable[1]=true;
		grid_visible[1]=true;
		grid_enabled=true;
		last_grid_snap=1;

	}

	{
		cursor_mesh = VisualServer::get_singleton()->mesh_create();
		PoolVector<Vector3> cursor_points;
		float cs = 0.25;
		cursor_points.push_back(Vector3(+cs,0,0));
		cursor_points.push_back(Vector3(-cs,0,0));
		cursor_points.push_back(Vector3(0,+cs,0));
		cursor_points.push_back(Vector3(0,-cs,0));
		cursor_points.push_back(Vector3(0,0,+cs));
		cursor_points.push_back(Vector3(0,0,-cs));
		cursor_material.instance();
		cursor_material->set_albedo(Color(0,1,1));
		cursor_material->set_flag(FixedSpatialMaterial::FLAG_UNSHADED,true);

		Array d;
		d.resize(VS::ARRAY_MAX);
		d[VS::ARRAY_VERTEX]=cursor_points;
		VisualServer::get_singleton()->mesh_add_surface_from_arrays(cursor_mesh,VS::PRIMITIVE_LINES,d);
		VisualServer::get_singleton()->mesh_surface_set_material(cursor_mesh,0,cursor_material->get_rid());

		cursor_instance = VisualServer::get_singleton()->instance_create2(cursor_mesh,get_tree()->get_root()->get_world()->get_scenario());
		VS::get_singleton()->instance_set_layer_mask(cursor_instance,1<<SpatialEditorViewport::GIZMO_GRID_LAYER);

		VisualServer::get_singleton()->instance_geometry_set_cast_shadows_setting(cursor_instance, VS::SHADOW_CASTING_SETTING_OFF);


	}


	{

		//move gizmo


		float gizmo_alph = EditorSettings::get_singleton()->get("editors/3d/manipulator_gizmo_opacity");

		gizmo_hl = Ref<FixedSpatialMaterial>( memnew( FixedSpatialMaterial ) );
		gizmo_hl->set_flag(FixedSpatialMaterial::FLAG_UNSHADED, true);
		gizmo_hl->set_flag(FixedSpatialMaterial::FLAG_ONTOP, true);
		gizmo_hl->set_feature(FixedSpatialMaterial::FEATURE_TRANSPARENT, true);
		gizmo_hl->set_albedo(Color(1,1,1,gizmo_alph+0.2f));

		for(int i=0;i<3;i++) {

			move_gizmo[i]=Ref<Mesh>( memnew( Mesh ) );
			rotate_gizmo[i]=Ref<Mesh>( memnew( Mesh ) );


			Ref<FixedSpatialMaterial> mat = memnew( FixedSpatialMaterial );
			mat->set_flag(FixedSpatialMaterial::FLAG_UNSHADED, true);
			mat->set_flag(FixedSpatialMaterial::FLAG_ONTOP, true);
			mat->set_feature(FixedSpatialMaterial::FEATURE_TRANSPARENT, true);
			Color col;
			col[i]=1.0;
			col.a= gizmo_alph;
			mat->set_albedo(col);
			gizmo_color[i]=mat;




			Vector3 ivec;
			ivec[i]=1;
			Vector3 nivec;
			nivec[(i+1)%3]=1;
			nivec[(i+2)%3]=1;
			Vector3 ivec2;
			ivec2[(i+1)%3]=1;
			Vector3 ivec3;
			ivec3[(i+2)%3]=1;


			{

				Ref<SurfaceTool> surftool = memnew( SurfaceTool );
				surftool->begin(Mesh::PRIMITIVE_TRIANGLES);

				//translate

				const int arrow_points=5;
				Vector3 arrow[5]={
					nivec*0.0+ivec*0.0,
					nivec*0.01+ivec*0.0,
					nivec*0.01+ivec*1.0,
					nivec*0.1+ivec*1.0,
					nivec*0.0+ivec*(1+GIZMO_ARROW_SIZE),
				};

				int arrow_sides=6;


				for(int k = 0; k < 7 ; k++) {


					Basis ma(ivec,Math_PI*2*float(k)/arrow_sides);
					Basis mb(ivec,Math_PI*2*float(k+1)/arrow_sides);


					for(int j=0;j<arrow_points-1;j++) {

						Vector3 points[4]={
							ma.xform(arrow[j]),
							mb.xform(arrow[j]),
							mb.xform(arrow[j+1]),
							ma.xform(arrow[j+1]),
						};
						surftool->add_vertex(points[0]);
						surftool->add_vertex(points[1]);
						surftool->add_vertex(points[2]);

						surftool->add_vertex(points[0]);
						surftool->add_vertex(points[2]);
						surftool->add_vertex(points[3]);
					}

				}

				surftool->set_material(mat);
				surftool->commit(move_gizmo[i]);
			}

			{


				Ref<SurfaceTool> surftool = memnew( SurfaceTool );
				surftool->begin(Mesh::PRIMITIVE_TRIANGLES);

				Vector3 circle[5]={
					ivec*0.02+ivec2*0.02+ivec2*1.0,
					ivec*-0.02+ivec2*0.02+ivec2*1.0,
					ivec*-0.02+ivec2*-0.02+ivec2*1.0,
					ivec*0.02+ivec2*-0.02+ivec2*1.0,
					ivec*0.02+ivec2*0.02+ivec2*1.0,
				};


				for(int k = 0; k < 33 ; k++) {


					Basis ma(ivec,Math_PI*2*float(k)/32);
					Basis mb(ivec,Math_PI*2*float(k+1)/32);


					for(int j=0;j<4;j++) {

						Vector3 points[4]={
							ma.xform(circle[j]),
							mb.xform(circle[j]),
							mb.xform(circle[j+1]),
							ma.xform(circle[j+1]),
						};
						surftool->add_vertex(points[0]);
						surftool->add_vertex(points[1]);
						surftool->add_vertex(points[2]);

						surftool->add_vertex(points[0]);
						surftool->add_vertex(points[2]);
						surftool->add_vertex(points[3]);
					}

				}

				surftool->set_material(mat);
				surftool->commit(rotate_gizmo[i]);

			}


		}
	}

	/*for(int i=0;i<4;i++) {

		viewports[i]->init_gizmo_instance(i);
	}*/

	_generate_selection_box();


	//get_scene()->get_root_node()->cast_to<EditorNode>()->get_scene_root()->add_child(camera);

	//current_camera=camera;

}

void SpatialEditor::_finish_indicators() {

	VisualServer::get_singleton()->free(origin_instance);
	VisualServer::get_singleton()->free(origin);
	for(int i=0;i<3;i++) {
		VisualServer::get_singleton()->free(grid_instance[i]);
		VisualServer::get_singleton()->free(grid[i]);
	}
	VisualServer::get_singleton()->free(light_instance);
	VisualServer::get_singleton()->free(light);
	//VisualServer::get_singleton()->free(poly);
	//VisualServer::get_singleton()->free(indicators_instance);
	//VisualServer::get_singleton()->free(indicators);

	VisualServer::get_singleton()->free(cursor_instance);
	VisualServer::get_singleton()->free(cursor_mesh);
}

void SpatialEditor::_instance_scene() {
#if 0
	EditorNode *en = get_scene()->get_root_node()->cast_to<EditorNode>();
	ERR_FAIL_COND(!en);
	String path = en->get_filesystem_dock()->get_selected_path();
	if (path=="") {
		set_message(TTR("No scene selected to instance!"));
		return;
	}

	undo_redo->create_action(TTR("Instance at Cursor"));

	Node* scene = en->request_instance_scene(path);

	if (!scene) {
		set_message(TTR("Could not instance scene!"));
		undo_redo->commit_action(); //bleh
		return;
	}

	Spatial *s = scene->cast_to<Spatial>();
	if (s) {

		undo_redo->add_do_method(s,"set_global_transform",Transform(Matrix3(),cursor.cursor_pos));
	}

	undo_redo->commit_action();
#endif
}

void SpatialEditor::_unhandled_key_input(InputEvent p_event) {

	if (!is_visible_in_tree() || get_viewport()->gui_has_modal_stack())
		return;

#if 0
//i don't remember this being used, why was it here?
	{

		EditorNode *en = editor;
		EditorPluginList *over_plugin_list = en->get_editor_plugins_over();

		if (!over_plugin_list->empty() && over_plugin_list->forward_gui_input(p_event)) {

			return; //ate the over input event
		}

	}
#endif

	switch(p_event.type) {

		case InputEvent::KEY: {


			const InputEventKey &k=p_event.key;

			if (!k.pressed)
				break;

			switch(k.scancode) {

				case KEY_Q: _menu_item_pressed(MENU_TOOL_SELECT); break;
				case KEY_W: _menu_item_pressed(MENU_TOOL_MOVE); break;
				case KEY_E: _menu_item_pressed(MENU_TOOL_ROTATE); break;
				case KEY_R: _menu_item_pressed(MENU_TOOL_SCALE); break;

				case KEY_Z: {
					if (k.mod.shift || k.mod.control || k.mod.command)
						break;

					if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_DISPLAY_WIREFRAME))) {
						_menu_item_pressed(MENU_VIEW_DISPLAY_NORMAL);
					} else {
						_menu_item_pressed(MENU_VIEW_DISPLAY_WIREFRAME);
					}
				} break;

#if 0
#endif
			}

		} break;
	}
}
void SpatialEditor::_notification(int p_what) {

	if (p_what==NOTIFICATION_READY) {

		tool_button[SpatialEditor::TOOL_MODE_SELECT]->set_icon( get_icon("ToolSelect","EditorIcons") );
		tool_button[SpatialEditor::TOOL_MODE_MOVE]->set_icon( get_icon("ToolMove","EditorIcons") );
		tool_button[SpatialEditor::TOOL_MODE_ROTATE]->set_icon( get_icon("ToolRotate","EditorIcons") );
		tool_button[SpatialEditor::TOOL_MODE_SCALE]->set_icon( get_icon("ToolScale","EditorIcons") );
		tool_button[SpatialEditor::TOOL_MODE_LIST_SELECT]->set_icon( get_icon("ListSelect","EditorIcons") );
		instance_button->set_icon( get_icon("SpatialAdd","EditorIcons") );
		instance_button->hide();


		view_menu->get_popup()->set_item_icon(view_menu->get_popup()->get_item_index(MENU_VIEW_USE_1_VIEWPORT),get_icon("Panels1","EditorIcons"));
		view_menu->get_popup()->set_item_icon(view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS),get_icon("Panels2","EditorIcons"));
		view_menu->get_popup()->set_item_icon(view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS_ALT),get_icon("Panels2Alt","EditorIcons"));
		view_menu->get_popup()->set_item_icon(view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS),get_icon("Panels3","EditorIcons"));
		view_menu->get_popup()->set_item_icon(view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS_ALT),get_icon("Panels3Alt","EditorIcons"));
		view_menu->get_popup()->set_item_icon(view_menu->get_popup()->get_item_index(MENU_VIEW_USE_4_VIEWPORTS),get_icon("Panels4","EditorIcons"));

		_menu_item_pressed(MENU_VIEW_USE_1_VIEWPORT);

		get_tree()->connect("node_removed",this,"_node_removed");
		VS::get_singleton()->scenario_set_fallback_environment(get_viewport()->find_world()->get_scenario(),viewport_environment->get_rid());

	}

	if (p_what==NOTIFICATION_ENTER_TREE) {

		gizmos = memnew( SpatialEditorGizmos );
		_init_indicators();
		_update_default_light_angle();
	}

	if (p_what==NOTIFICATION_EXIT_TREE) {

		_finish_indicators();
		memdelete( gizmos );

	}
}

void SpatialEditor::add_control_to_menu_panel(Control *p_control) {


	hbc_menu->add_child(p_control);
}

void SpatialEditor::set_can_preview(Camera* p_preview) {

	for(int i=0;i<4;i++) {
		viewports[i]->set_can_preview(p_preview);
	}
}

VSplitContainer *SpatialEditor::get_shader_split() {

	return shader_split;
}

HSplitContainer *SpatialEditor::get_palette_split() {

	return palette_split;
}


void SpatialEditor::_request_gizmo(Object* p_obj) {

	Spatial *sp=p_obj->cast_to<Spatial>();
	if (!sp)
		return;
	if (editor->get_edited_scene() && (sp==editor->get_edited_scene() || sp->get_owner()==editor->get_edited_scene() || editor->get_edited_scene()->is_editable_instance(sp->get_owner()))) {

		Ref<SpatialEditorGizmo> seg;

		for(int i=0;i<EditorNode::get_singleton()->get_editor_data().get_editor_plugin_count();i++) {

			seg = EditorNode::get_singleton()->get_editor_data().get_editor_plugin(i)->create_spatial_gizmo(sp);
			if (seg.is_valid())
				break;
		}

		if (!seg.is_valid()) {
			seg = gizmos->get_gizmo(sp);
		}

		if (seg.is_valid()) {
			sp->set_gizmo(seg);
		}


		if (seg.is_valid() && sp==selected) {
			seg->set_selected(true);
			selected->update_gizmo();
		}

	}
}

void SpatialEditor::_toggle_maximize_view(Object* p_viewport) {
	if (!p_viewport) return;
	SpatialEditorViewport *current_viewport = p_viewport->cast_to<SpatialEditorViewport>();
	if (!current_viewport) return;

	int index=-1;
	bool maximized = false;
	for(int i=0;i<4;i++) {
		if (viewports[i]==current_viewport) {
			index=i;
			if ( current_viewport->get_global_rect() == viewport_base->get_global_rect() )
				maximized=true;
			break;
		}
	}
	if (index==-1) return;

	if (!maximized) {

		for(int i=0;i<4;i++) {
			if (i==index)
				viewports[i]->set_area_as_parent_rect();
			else
				viewports[i]->hide();
		}
	} else {

		for(int i=0;i<4;i++)
			viewports[i]->show();

		if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_1_VIEWPORT) ))
			_menu_item_pressed(MENU_VIEW_USE_1_VIEWPORT);
		else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS) ))
			_menu_item_pressed(MENU_VIEW_USE_2_VIEWPORTS);
		else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS_ALT) ))
			_menu_item_pressed(MENU_VIEW_USE_2_VIEWPORTS_ALT);
		else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS) ))
			_menu_item_pressed(MENU_VIEW_USE_3_VIEWPORTS);
		else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS_ALT) ))
			_menu_item_pressed(MENU_VIEW_USE_3_VIEWPORTS_ALT);
		else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_4_VIEWPORTS) ))
			_menu_item_pressed(MENU_VIEW_USE_4_VIEWPORTS);
	}

}


void SpatialEditor::_node_removed(Node* p_node) {

	if (p_node==selected)
		selected=NULL;
}

void SpatialEditor::_bind_methods() {

	//ClassDB::bind_method("_gui_input",&SpatialEditor::_gui_input);
	ClassDB::bind_method("_unhandled_key_input",&SpatialEditor::_unhandled_key_input);
	ClassDB::bind_method("_node_removed",&SpatialEditor::_node_removed);
	ClassDB::bind_method("_menu_item_pressed",&SpatialEditor::_menu_item_pressed);
	ClassDB::bind_method("_xform_dialog_action",&SpatialEditor::_xform_dialog_action);
	ClassDB::bind_method("_instance_scene",&SpatialEditor::_instance_scene);
	ClassDB::bind_method("_get_editor_data",&SpatialEditor::_get_editor_data);
	ClassDB::bind_method("_request_gizmo",&SpatialEditor::_request_gizmo);
	ClassDB::bind_method("_default_light_angle_input",&SpatialEditor::_default_light_angle_input);
	ClassDB::bind_method("_update_ambient_light_color",&SpatialEditor::_update_ambient_light_color);
	ClassDB::bind_method("_toggle_maximize_view",&SpatialEditor::_toggle_maximize_view);

	ADD_SIGNAL( MethodInfo("transform_key_request") );


}

void SpatialEditor::clear() {

	settings_fov->set_value(EDITOR_DEF("editors/3d/default_fov",60.0));
	settings_znear->set_value(EDITOR_DEF("editors/3d/default_z_near",0.1));
	settings_zfar->set_value(EDITOR_DEF("editors/3d/default_z_far",1500.0));

	for(int i=0;i<4;i++) {
		viewports[i]->reset();
	}

	_menu_item_pressed(MENU_VIEW_USE_1_VIEWPORT);
	_menu_item_pressed(MENU_VIEW_DISPLAY_NORMAL);


	VisualServer::get_singleton()->instance_set_visible(origin_instance,true);
	view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_ORIGIN), true);
	for(int i=0;i<3;++i) {
		if (grid_enable[i]) {
			VisualServer::get_singleton()->instance_set_visible(grid_instance[i],true);
			grid_visible[i]=true;
		}
	}

	for(int i=0;i<4;i++) {

		viewports[i]->view_menu->get_popup()->set_item_checked(view_menu->get_popup()->get_item_index(SpatialEditorViewport::VIEW_AUDIO_LISTENER),i==0);
		viewports[i]->viewport->set_as_audio_listener(i==0);
	}

	view_menu->get_popup()->set_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_GRID), true );

	settings_default_light_rot_x=Math_PI*0.3;
	settings_default_light_rot_y=Math_PI*0.2;

	//viewport_environment->fx_set_param(Environment::FX_PARAM_AMBIENT_LIGHT_COLOR,Color(0.15,0.15,0.15));
	settings_ambient_color->set_pick_color(Color(0.15,0.15,0.15));
	if (!light_instance.is_valid())
		_menu_item_pressed(MENU_VIEW_USE_DEFAULT_LIGHT);

	_update_default_light_angle();


}


void SpatialEditor::_update_ambient_light_color(const Color& p_color) {

	//viewport_environment->fx_set_param(Environment::FX_PARAM_AMBIENT_LIGHT_COLOR,settings_ambient_color->get_color());

}

void SpatialEditor::_update_default_light_angle() {

	Transform t;
	t.basis.rotate(Vector3(1,0,0),-settings_default_light_rot_x);
	t.basis.rotate(Vector3(0,1,0),-settings_default_light_rot_y);
	settings_dlight->set_transform(t);
	if (light_instance.is_valid()) {
		VS::get_singleton()->instance_set_transform(light_instance,t);
	}

}

void SpatialEditor::_default_light_angle_input(const InputEvent& p_event) {


	if (p_event.type==InputEvent::MOUSE_MOTION && p_event.mouse_motion.button_mask&(0x1|0x2|0x4)) {

		settings_default_light_rot_y = Math::fposmod(settings_default_light_rot_y - p_event.mouse_motion.relative_x*0.01,Math_PI*2.0);
		settings_default_light_rot_x = Math::fposmod(settings_default_light_rot_x - p_event.mouse_motion.relative_y*0.01,Math_PI*2.0);
		_update_default_light_angle();
	}

}


SpatialEditor::SpatialEditor(EditorNode *p_editor) {

	gizmo.visible=true;
	gizmo.scale=1.0;

	viewport_environment = Ref<Environment>( memnew( Environment ) );
	undo_redo=p_editor->get_undo_redo();
	VBoxContainer *vbc = this;

	custom_camera=NULL;
	singleton=this;
	editor=p_editor;
	editor_selection=editor->get_editor_selection();
	editor_selection->add_editor_plugin(this);

	snap_enabled=false;
	tool_mode = TOOL_MODE_SELECT;

	//set_focus_mode(FOCUS_ALL);

	hbc_menu = memnew( HBoxContainer );
	vbc->add_child(hbc_menu);


	Vector<Variant> button_binds;
	button_binds.resize(1);

	tool_button[TOOL_MODE_SELECT] = memnew( ToolButton );
	hbc_menu->add_child( tool_button[TOOL_MODE_SELECT] );
	tool_button[TOOL_MODE_SELECT]->set_toggle_mode(true);
	tool_button[TOOL_MODE_SELECT]->set_flat(true);
	tool_button[TOOL_MODE_SELECT]->set_pressed(true);
	button_binds[0]=MENU_TOOL_SELECT;
	tool_button[TOOL_MODE_SELECT]->connect("pressed", this,"_menu_item_pressed",button_binds);
	tool_button[TOOL_MODE_SELECT]->set_tooltip("Select Mode (Q)\n"+keycode_get_string(KEY_MASK_CMD)+"Drag: Rotate\nAlt+Drag: Move\nAlt+RMB: Depth list selection");


	tool_button[TOOL_MODE_MOVE] = memnew( ToolButton );

	hbc_menu->add_child( tool_button[TOOL_MODE_MOVE] );
	tool_button[TOOL_MODE_MOVE]->set_toggle_mode(true);
	tool_button[TOOL_MODE_MOVE]->set_flat(true);
	button_binds[0]=MENU_TOOL_MOVE;
	tool_button[TOOL_MODE_MOVE]->connect("pressed", this,"_menu_item_pressed",button_binds);
	tool_button[TOOL_MODE_MOVE]->set_tooltip(TTR("Move Mode (W)"));

	tool_button[TOOL_MODE_ROTATE] = memnew( ToolButton );
	hbc_menu->add_child( tool_button[TOOL_MODE_ROTATE] );
	tool_button[TOOL_MODE_ROTATE]->set_toggle_mode(true);
	tool_button[TOOL_MODE_ROTATE]->set_flat(true);
	button_binds[0]=MENU_TOOL_ROTATE;
	tool_button[TOOL_MODE_ROTATE]->connect("pressed", this,"_menu_item_pressed",button_binds);
	tool_button[TOOL_MODE_ROTATE]->set_tooltip(TTR("Rotate Mode (E)"));

	tool_button[TOOL_MODE_SCALE] = memnew( ToolButton );
	hbc_menu->add_child( tool_button[TOOL_MODE_SCALE] );
	tool_button[TOOL_MODE_SCALE]->set_toggle_mode(true);
	tool_button[TOOL_MODE_SCALE]->set_flat(true);
	button_binds[0]=MENU_TOOL_SCALE;
	tool_button[TOOL_MODE_SCALE]->connect("pressed", this,"_menu_item_pressed",button_binds);
	tool_button[TOOL_MODE_SCALE]->set_tooltip(TTR("Scale Mode (R)"));

	instance_button = memnew( Button );
	hbc_menu->add_child( instance_button );
	instance_button->set_flat(true);
	instance_button->connect("pressed",this,"_instance_scene");
	instance_button->hide();

	VSeparator *vs = memnew( VSeparator );
	hbc_menu->add_child(vs);

	tool_button[TOOL_MODE_LIST_SELECT] = memnew( ToolButton );
	hbc_menu->add_child( tool_button[TOOL_MODE_LIST_SELECT] );
	tool_button[TOOL_MODE_LIST_SELECT]->set_toggle_mode(true);
	tool_button[TOOL_MODE_LIST_SELECT]->set_flat(true);
	button_binds[0]=MENU_TOOL_LIST_SELECT;
	tool_button[TOOL_MODE_LIST_SELECT]->connect("pressed", this,"_menu_item_pressed",button_binds);
	tool_button[TOOL_MODE_LIST_SELECT]->set_tooltip(TTR("Show a list of all objects at the position clicked\n(same as Alt+RMB in select mode)."));

	vs = memnew( VSeparator );
	hbc_menu->add_child(vs);


	ED_SHORTCUT("spatial_editor/bottom_view", TTR("Bottom View"), KEY_MASK_ALT+KEY_KP_7);
	ED_SHORTCUT("spatial_editor/top_view", TTR("Top View"), KEY_KP_7);
	ED_SHORTCUT("spatial_editor/rear_view", TTR("Rear View"), KEY_MASK_ALT+KEY_KP_1);
	ED_SHORTCUT("spatial_editor/front_view", TTR("Front View"), KEY_KP_1);
	ED_SHORTCUT("spatial_editor/left_view", TTR("Left View"), KEY_MASK_ALT+KEY_KP_3);
	ED_SHORTCUT("spatial_editor/right_view", TTR("Right View"), KEY_KP_3);
	ED_SHORTCUT("spatial_editor/switch_perspective_orthogonal", TTR("Switch Perspective/Orthogonal view"), KEY_KP_5);
	ED_SHORTCUT("spatial_editor/snap", TTR("Snap"), KEY_S);
	ED_SHORTCUT("spatial_editor/insert_anim_key", TTR("Insert Animation Key"), KEY_K);
	ED_SHORTCUT("spatial_editor/focus_origin", TTR("Focus Origin"), KEY_O);
	ED_SHORTCUT("spatial_editor/focus_selection", TTR("Focus Selection"), KEY_F);
	ED_SHORTCUT("spatial_editor/align_selection_with_view", TTR("Align Selection With View"), KEY_MASK_ALT+KEY_MASK_CMD+KEY_F);


	PopupMenu *p;

	transform_menu = memnew( MenuButton );
	transform_menu->set_text(TTR("Transform"));
	hbc_menu->add_child( transform_menu );

	p = transform_menu->get_popup();
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/use_snap", TTR("Use Snap")), MENU_TRANSFORM_USE_SNAP);
	p->add_shortcut(ED_SHORTCUT("spatial_editor/configure_snap", TTR("Configure Snap..")), MENU_TRANSFORM_CONFIGURE_SNAP);
	p->add_separator();
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/local_coords", TTR("Local Coords")), MENU_TRANSFORM_LOCAL_COORDS);
	//p->set_item_checked(p->get_item_count()-1,true);
	p->add_separator();
	p->add_shortcut(ED_SHORTCUT("spatial_editor/transform_dialog", TTR("Transform Dialog..")), MENU_TRANSFORM_DIALOG);

	p->connect("id_pressed", this,"_menu_item_pressed");

	view_menu = memnew( MenuButton );
	view_menu->set_text(TTR("View"));
	view_menu->set_pos( Point2( 212,0) );
	hbc_menu->add_child( view_menu );

	p = view_menu->get_popup();

	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/use_default_light", TTR("Use Default Light")), MENU_VIEW_USE_DEFAULT_LIGHT);
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/use_default_srgb", TTR("Use Default sRGB")), MENU_VIEW_USE_DEFAULT_SRGB);
	p->add_separator();

	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/1_viewport", TTR("1 Viewport"), KEY_MASK_CMD+KEY_1), MENU_VIEW_USE_1_VIEWPORT);
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/2_viewports", TTR("2 Viewports"), KEY_MASK_CMD+KEY_2), MENU_VIEW_USE_2_VIEWPORTS);
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/2_viewports_alt", TTR("2 Viewports (Alt)"), KEY_MASK_ALT+KEY_MASK_CMD+KEY_2), MENU_VIEW_USE_2_VIEWPORTS_ALT);
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/3_viewports", TTR("3 Viewports"),KEY_MASK_CMD+KEY_3), MENU_VIEW_USE_3_VIEWPORTS);
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/3_viewports_alt", TTR("3 Viewports (Alt)"), KEY_MASK_ALT+KEY_MASK_CMD+KEY_3), MENU_VIEW_USE_3_VIEWPORTS_ALT);
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/4_viewports", TTR("4 Viewports"), KEY_MASK_CMD+KEY_4), MENU_VIEW_USE_4_VIEWPORTS);
	p->add_separator();

	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/display_normal", TTR("Display Normal")), MENU_VIEW_DISPLAY_NORMAL);
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/display_wireframe", TTR("Display Wireframe")), MENU_VIEW_DISPLAY_WIREFRAME);
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/display_overdraw", TTR("Display Overdraw")), MENU_VIEW_DISPLAY_OVERDRAW);
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/display_shadeless", TTR("Display Shadeless")), MENU_VIEW_DISPLAY_SHADELESS);
	p->add_separator();
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/view_origin", TTR("View Origin")), MENU_VIEW_ORIGIN);
	p->add_check_shortcut(ED_SHORTCUT("spatial_editor/view_grid", TTR("View Grid")), MENU_VIEW_GRID);
	p->add_separator();
	p->add_shortcut(ED_SHORTCUT("spatial_editor/settings", TTR("Settings")), MENU_VIEW_CAMERA_SETTINGS);


	p->set_item_checked( p->get_item_index(MENU_VIEW_USE_DEFAULT_LIGHT), true );
	p->set_item_checked( p->get_item_index(MENU_VIEW_DISPLAY_NORMAL), true );
	p->set_item_checked( p->get_item_index(MENU_VIEW_ORIGIN), true );
	p->set_item_checked( p->get_item_index(MENU_VIEW_GRID), true );


	p->connect("id_pressed", this,"_menu_item_pressed");


	/* REST OF MENU */

	palette_split = memnew( HSplitContainer);
	palette_split->set_v_size_flags(SIZE_EXPAND_FILL);
	vbc->add_child(palette_split);

	shader_split = memnew( VSplitContainer );
	shader_split->set_h_size_flags(SIZE_EXPAND_FILL);
	palette_split->add_child(shader_split);
	viewport_base = memnew( Control );
	shader_split->add_child(viewport_base);
	viewport_base->set_v_size_flags(SIZE_EXPAND_FILL);
	for(int i=0;i<4;i++) {

		viewports[i] = memnew( SpatialEditorViewport(this,editor,i) );
		viewports[i]->connect("toggle_maximize_view",this,"_toggle_maximize_view");
		viewport_base->add_child(viewports[i]);
	}
	//vbc->add_child(viewport_base);




	/* SNAP DIALOG */

	snap_dialog = memnew( ConfirmationDialog );
	snap_dialog->set_title(TTR("Snap Settings"));
	add_child(snap_dialog);

	VBoxContainer *snap_dialog_vbc = memnew( VBoxContainer );
	snap_dialog->add_child(snap_dialog_vbc);
	//snap_dialog->set_child_rect(snap_dialog_vbc);

	snap_translate = memnew( LineEdit );
	snap_translate->set_text("1");
	snap_dialog_vbc->add_margin_child(TTR("Translate Snap:"),snap_translate);

	snap_rotate = memnew( LineEdit );
	snap_rotate->set_text("5");
	snap_dialog_vbc->add_margin_child(TTR("Rotate Snap (deg.):"),snap_rotate);

	snap_scale = memnew( LineEdit );
	snap_scale->set_text("5");
	snap_dialog_vbc->add_margin_child(TTR("Scale Snap (%):"),snap_scale);

	/* SETTINGS DIALOG */

	settings_dialog = memnew( ConfirmationDialog );
	settings_dialog->set_title(TTR("Viewport Settings"));
	add_child(settings_dialog);
	settings_vbc = memnew( VBoxContainer );
	settings_vbc->set_custom_minimum_size(Size2(200,0));
	settings_dialog->add_child(settings_vbc);
	//settings_dialog->set_child_rect(settings_vbc);



	settings_light_base = memnew( ViewportContainer );
	settings_light_base->set_custom_minimum_size(Size2(128,128));
	settings_light_base->connect("gui_input",this,"_default_light_angle_input");
	settings_vbc->add_margin_child(TTR("Default Light Normal:"),settings_light_base);
	settings_light_vp = memnew( Viewport );
	settings_light_vp->set_disable_input(true);
	settings_light_vp->set_use_own_world(true);
	settings_light_base->add_child(settings_light_vp);

	settings_dlight = memnew( DirectionalLight );
	settings_light_vp->add_child(settings_dlight);
	settings_sphere = memnew( ImmediateGeometry );
	settings_sphere->begin(Mesh::PRIMITIVE_TRIANGLES,Ref<Texture>());
	settings_sphere->set_color(Color(1,1,1));
	settings_sphere->add_sphere(32,16,1);
	settings_sphere->end();
	settings_light_vp->add_child(settings_sphere);
	settings_camera = memnew( Camera );
	settings_light_vp->add_child(settings_camera);
	settings_camera->set_translation(Vector3(0,0,2));
	settings_camera->set_orthogonal(2.1,0.1,5);

	settings_default_light_rot_x=Math_PI*0.3;
	settings_default_light_rot_y=Math_PI*0.2;



	settings_ambient_color = memnew( ColorPickerButton );
	settings_vbc->add_margin_child(TTR("Ambient Light Color:"),settings_ambient_color);
	settings_ambient_color->connect("color_changed",this,"_update_ambient_light_color");
	settings_ambient_color->set_pick_color(Color(0.15,0.15,0.15));


	settings_fov = memnew( SpinBox );
	settings_fov->set_max(179);
	settings_fov->set_min(1);
	settings_fov->set_step(0.01);
	settings_fov->set_value(EDITOR_DEF("editors/3d/default_fov",60.0));
	settings_vbc->add_margin_child(TTR("Perspective FOV (deg.):"),settings_fov);

	settings_znear = memnew( SpinBox );
	settings_znear->set_max(10000);
	settings_znear->set_min(0.1);
	settings_znear->set_step(0.01);
	settings_znear->set_value(EDITOR_DEF("editors/3d/default_z_near",0.1));
	settings_vbc->add_margin_child(TTR("View Z-Near:"),settings_znear);

	settings_zfar = memnew( SpinBox );
	settings_zfar->set_max(10000);
	settings_zfar->set_min(0.1);
	settings_zfar->set_step(0.01);
	settings_zfar->set_value(EDITOR_DEF("editors/3d/default_z_far",1500));
	settings_vbc->add_margin_child(TTR("View Z-Far:"),settings_zfar);

	//settings_dialog->get_cancel()->hide();
	/* XFORM DIALOG */

	xform_dialog = memnew( ConfirmationDialog );
	xform_dialog->set_title(TTR("Transform Change"));
	add_child(xform_dialog);
	Label *l = memnew(Label);
	l->set_text(TTR("Translate:"));
	l->set_pos(Point2(5,5));
	xform_dialog->add_child(l);

	for(int i=0;i<3;i++) {

		xform_translate[i] = memnew( LineEdit );
		xform_translate[i]->set_pos( Point2(15+i*60,22) );
		xform_translate[i]->set_size( Size2(50,12 ) );
		xform_dialog->add_child( xform_translate[i] );
	}

	l = memnew(Label);
	l->set_text(TTR("Rotate (deg.):"));
	l->set_pos(Point2(5,45));
	xform_dialog->add_child(l);

	for(int i=0;i<3;i++) {
		xform_rotate[i] = memnew( LineEdit );
		xform_rotate[i]->set_pos( Point2(15+i*60,62) );
		xform_rotate[i]->set_size( Size2(50,22 ) );
		xform_dialog->add_child(xform_rotate[i]);
	}

	l = memnew(Label);
	l->set_text(TTR("Scale (ratio):"));
	l->set_pos(Point2(5,85));
	xform_dialog->add_child(l);

	for(int i=0;i<3;i++) {
		xform_scale[i] = memnew( LineEdit );
		xform_scale[i]->set_pos( Point2(15+i*60,102) );
		xform_scale[i]->set_size( Size2(50,22 ) );
		xform_dialog->add_child(xform_scale[i]);
	}

	l = memnew(Label);
	l->set_text(TTR("Transform Type"));
	l->set_pos(Point2(5,125));
	xform_dialog->add_child(l);

	xform_type = memnew( OptionButton );
	xform_type->set_anchor( MARGIN_RIGHT, ANCHOR_END );
	xform_type->set_begin( Point2(15,142) );
	xform_type->set_end( Point2(15,75) );
	xform_type->add_item(TTR("Pre"));
	xform_type->add_item(TTR("Post"));
	xform_dialog->add_child(xform_type);

	xform_dialog->connect("confirmed", this,"_xform_dialog_action");

	scenario_debug=VisualServer::SCENARIO_DEBUG_DISABLED;

	selected=NULL;

	set_process_unhandled_key_input(true);
	add_to_group("_spatial_editor_group");

	EDITOR_DEF("editors/3d/manipulator_gizmo_size",80);
	EditorSettings::get_singleton()->add_property_hint(PropertyInfo(Variant::INT,"editors/3d/manipulator_gizmo_size",PROPERTY_HINT_RANGE,"16,1024,1"));
	EDITOR_DEF("editors/3d/manipulator_gizmo_opacity",0.2);

	over_gizmo_handle=-1;
}

SpatialEditor::~SpatialEditor() {


}




void SpatialEditorPlugin::make_visible(bool p_visible) {

	if (p_visible) {


		spatial_editor->show();
		spatial_editor->set_process(true);
		//VisualServer::get_singleton()->viewport_set_hide_scenario(editor->get_scene_root()->get_viewport(),false);
		spatial_editor->grab_focus();

	} else {

		spatial_editor->hide();
		spatial_editor->set_process(false);
		//VisualServer::get_singleton()->viewport_set_hide_scenario(editor->get_scene_root()->get_viewport(),true);

	}

}
void SpatialEditorPlugin::edit(Object *p_object) {

	spatial_editor->edit(p_object->cast_to<Spatial>());
}

bool SpatialEditorPlugin::handles(Object *p_object) const {

	return p_object->is_class("Spatial");
}

Dictionary SpatialEditorPlugin::get_state() const {
	return spatial_editor->get_state();
}

void SpatialEditorPlugin::set_state(const Dictionary& p_state) {

	spatial_editor->set_state(p_state);
}

void SpatialEditor::snap_cursor_to_plane(const Plane& p_plane) {

	//cursor.pos=p_plane.project(cursor.pos);
}

void SpatialEditorPlugin::_bind_methods() {

	ClassDB::bind_method("snap_cursor_to_plane",&SpatialEditorPlugin::snap_cursor_to_plane);

}

void SpatialEditorPlugin::snap_cursor_to_plane(const Plane& p_plane) {


	spatial_editor->snap_cursor_to_plane(p_plane);
}




SpatialEditorPlugin::SpatialEditorPlugin(EditorNode *p_node) {

	editor=p_node;
	spatial_editor = memnew( SpatialEditor(p_node) );
	spatial_editor->set_v_size_flags(Control::SIZE_EXPAND_FILL);
	editor->get_viewport()->add_child(spatial_editor);

	//spatial_editor->set_area_as_parent_rect();
	spatial_editor->hide();
	spatial_editor->connect("transform_key_request",editor,"_transform_keyed");

	//spatial_editor->set_process(true);
}


SpatialEditorPlugin::~SpatialEditorPlugin() {

}
