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virtualx-engine/scene/resources/packed_scene.cpp

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/*************************************************************************/
/* packed_scene.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2016 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 "packed_scene.h"
#include "globals.h"
#include "io/resource_loader.h"
#include "scene/3d/spatial.h"
#include "scene/gui/control.h"
#include "scene/2d/node_2d.h"
#include "scene/main/instance_placeholder.h"
#include "core/core_string_names.h"
#define PACK_VERSION 2
bool SceneState::can_instance() const {
return nodes.size()>0;
}
Node *SceneState::instance(bool p_gen_edit_state) const {
// nodes where instancing failed (because something is missing)
List<Node*> stray_instances;
#define NODE_FROM_ID(p_name,p_id)\
Node *p_name;\
if (p_id&FLAG_ID_IS_PATH) {\
NodePath np=node_paths[p_id&FLAG_MASK];\
p_name=ret_nodes[0]->_get_node(np);\
} else {\
ERR_FAIL_INDEX_V(p_id&FLAG_MASK,nc,NULL);\
p_name=ret_nodes[p_id&FLAG_MASK];\
}
int nc = nodes.size();
ERR_FAIL_COND_V(nc==0,NULL);
const StringName*snames=NULL;
int sname_count=names.size();
if (sname_count)
snames=&names[0];
const Variant*props=NULL;
int prop_count=variants.size();
if (prop_count)
props=&variants[0];
//Vector<Variant> properties;
const NodeData *nd = &nodes[0];
Node **ret_nodes=(Node**)alloca( sizeof(Node*)*nc );
bool gen_node_path_cache=p_gen_edit_state && node_path_cache.empty();
for(int i=0;i<nc;i++) {
const NodeData &n=nd[i];
Node *parent=NULL;
if (i>0) {
NODE_FROM_ID(nparent,n.parent);
#ifdef DEBUG_ENABLED
if (!nparent && n.parent&FLAG_ID_IS_PATH) {
WARN_PRINT(String("Parent path '"+String(node_paths[n.parent&FLAG_MASK])+"' for node '"+String(snames[n.name])+"' has vanished when instancing: '"+get_path()+"'.").ascii().get_data());
}
#endif
parent=nparent;
}
Node *node=NULL;
if (i==0 && base_scene_idx>=0) {
//scene inheritance on root node
//print_line("scene inherit");
Ref<PackedScene> sdata = props[ base_scene_idx ];
ERR_FAIL_COND_V( !sdata.is_valid(), NULL);
node = sdata->instance(p_gen_edit_state);
ERR_FAIL_COND_V(!node,NULL);
if (p_gen_edit_state) {
node->set_scene_inherited_state(sdata->get_state());
}
} else if (n.instance>=0) {
//instance a scene into this node
//print_line("instance");
if (n.instance&FLAG_INSTANCE_IS_PLACEHOLDER) {
String path = props[n.instance&FLAG_MASK];
if (disable_placeholders) {
Ref<PackedScene> sdata = ResourceLoader::load(path,"PackedScene");
ERR_FAIL_COND_V( !sdata.is_valid(), NULL);
node = sdata->instance(p_gen_edit_state);
ERR_FAIL_COND_V(!node,NULL);
} else {
InstancePlaceholder *ip = memnew( InstancePlaceholder );
ip->set_instance_path(path);
node=ip;
}
node->set_scene_instance_load_placeholder(true);
} else {
Ref<PackedScene> sdata = props[ n.instance&FLAG_MASK ];
ERR_FAIL_COND_V( !sdata.is_valid(), NULL);
node = sdata->instance(p_gen_edit_state);
ERR_FAIL_COND_V(!node,NULL);
}
} else if (n.type==TYPE_INSTANCED) {
//print_line("instanced");
//get the node from somewhere, it likely already exists from another instance
if (parent) {
node=parent->_get_child_by_name(snames[n.name]);
#ifdef DEBUG_ENABLED
if (!node) {
WARN_PRINT(String("Node '"+String(ret_nodes[0]->get_path_to(parent))+"/"+String(snames[n.name])+"' was modified from inside a instance, but it has vanished.").ascii().get_data());
}
#endif
}
} else if (ObjectTypeDB::is_type_enabled(snames[n.type])) {
//print_line("created");
//node belongs to this scene and must be created
Object * obj = ObjectTypeDB::instance(snames[ n.type ]);
if (!obj || !obj->cast_to<Node>()) {
if (obj) {
memdelete(obj);
obj=NULL;
}
WARN_PRINT(String("Warning node of type "+snames[n.type].operator String()+" does not exist.").ascii().get_data());
if (n.parent>=0 && n.parent<nc && ret_nodes[n.parent]) {
if (ret_nodes[n.parent]->cast_to<Spatial>()) {
obj = memnew( Spatial );
} else if (ret_nodes[n.parent]->cast_to<Control>()) {
obj = memnew( Control );
} else if (ret_nodes[n.parent]->cast_to<Node2D>()) {
obj = memnew( Node2D );
}
}
if (!obj) {
obj = memnew( Node );
}
}
node = obj->cast_to<Node>();
}
if (node) {
// may not have found the node (part of instanced scene and removed)
// if found all is good, otherwise ignore
//properties
int nprop_count=n.properties.size();
if (nprop_count) {
const NodeData::Property* nprops=&n.properties[0];
for(int j=0;j<nprop_count;j++) {
bool valid;
ERR_FAIL_INDEX_V( nprops[j].name, sname_count, NULL );
ERR_FAIL_INDEX_V( nprops[j].value, prop_count, NULL );
if (snames[ nprops[j].name ]==CoreStringNames::get_singleton()->_script) {
//work around to avoid old script variables from disappearing, should be the proper fix to:
//https://github.com/godotengine/godot/issues/2958
//store old state
List<Pair<StringName,Variant> > old_state;
if (node->get_script_instance()) {
node->get_script_instance()->get_property_state(old_state);
}
node->set(snames[ nprops[j].name ],props[ nprops[j].value ],&valid);
//restore old state for new script, if exists
for (List<Pair<StringName,Variant> >::Element *E=old_state.front();E;E=E->next()) {
node->set(E->get().first,E->get().second);
}
} else {
node->set(snames[ nprops[j].name ],props[ nprops[j].value ],&valid);
}
}
}
//name
//groups
for(int j=0;j<n.groups.size();j++) {
ERR_FAIL_INDEX_V( n.groups[j], sname_count, NULL );
node->add_to_group( snames[ n.groups[j] ], true );
}
if (n.instance>=0 || n.type!=TYPE_INSTANCED || i==0) {
//if node was not part of instance, must set it's name, parenthood and ownership
if (i>0) {
if (parent) {
parent->_add_child_nocheck(node,snames[n.name]);
} else {
//it may be possible that an instanced scene has changed
//and the node has nowhere to go anymore
stray_instances.push_back(node); //can't be added, go to stray list
}
} else {
node->_set_name_nocheck( snames[ n.name ] );
}
}
if (n.owner>=0) {
NODE_FROM_ID(owner,n.owner);
if (owner)
node->_set_owner_nocheck(owner);
}
}
ret_nodes[i]=node;
if (node && gen_node_path_cache && ret_nodes[0]) {
NodePath n = ret_nodes[0]->get_path_to(node);
node_path_cache[n]=i;
}
}
//do connections
int cc = connections.size();
const ConnectionData *cdata = connections.ptr();
for(int i=0;i<cc;i++) {
const ConnectionData &c=cdata[i];
//ERR_FAIL_INDEX_V( c.from, nc, NULL );
//ERR_FAIL_INDEX_V( c.to, nc, NULL );
NODE_FROM_ID(cfrom,c.from);
NODE_FROM_ID(cto,c.to);
if (!cfrom || !cto)
continue;
Vector<Variant> binds;
if (c.binds.size()) {
binds.resize(c.binds.size());
for(int j=0;j<c.binds.size();j++)
binds[j]=props[ c.binds[j] ];
}
cfrom->connect( snames[ c.signal], cto, snames[ c.method], binds,CONNECT_PERSIST|c.flags );
}
//Node *s = ret_nodes[0];
//remove nodes that could not be added, likely as a result that
while(stray_instances.size()) {
memdelete(stray_instances.front()->get());
stray_instances.pop_front();;
}
for(int i=0;i<editable_instances.size();i++) {
Node *ei = ret_nodes[0]->_get_node(editable_instances[i]);
if (ei) {
ret_nodes[0]->set_editable_instance(ei,true);
}
}
return ret_nodes[0];
}
static int _nm_get_string(const String& p_string, Map<StringName,int> &name_map) {
if (name_map.has(p_string))
return name_map[p_string];
int idx = name_map.size();
name_map[p_string]=idx;
return idx;
}
static int _vm_get_variant(const Variant& p_variant, HashMap<Variant,int,VariantHasher> &variant_map) {
if (variant_map.has(p_variant))
return variant_map[p_variant];
int idx = variant_map.size();
variant_map[p_variant]=idx;
return idx;
}
Error SceneState::_parse_node(Node *p_owner,Node *p_node,int p_parent_idx, Map<StringName,int> &name_map,HashMap<Variant,int,VariantHasher> &variant_map,Map<Node*,int> &node_map,Map<Node*,int> &nodepath_map) {
// this function handles all the work related to properly packing scenes, be it
// instanced or inherited.
// given the complexity of this process, an attempt will be made to properly
// document it. if you fail to understand something, please ask!
//discard nodes that do not belong to be processed
if (p_node!=p_owner && p_node->get_owner()!=p_owner && !p_owner->is_editable_instance(p_node->get_owner()))
return OK;
// save the child instanced scenes that are chosen as editable, so they can be restored
// upon load back
if (p_node!=p_owner && p_node->get_filename()!=String() && p_owner->is_editable_instance(p_node))
editable_instances.push_back(p_owner->get_path_to(p_node));
NodeData nd;
nd.name=_nm_get_string(p_node->get_name(),name_map);
nd.instance=-1; //not instanced by default
// if this node is part of an instanced scene or sub-instanced scene
// we need to get the corresponding instance states.
// with the instance states, we can query for identical properties/groups
// and only save what has changed
List<PackState> pack_state_stack;
bool instanced_by_owner=true;
{
Node *n=p_node;
while(n) {
if (n==p_owner) {
Ref<SceneState> state = n->get_scene_inherited_state();
if (state.is_valid()) {
int node = state->find_node_by_path(n->get_path_to(p_node));
if (node>=0) {
//this one has state for this node, save
PackState ps;
ps.node=node;
ps.state=state;
pack_state_stack.push_back(ps);
instanced_by_owner=false;
}
}
if (p_node->get_filename()!=String() && p_node->get_owner()==p_owner && instanced_by_owner) {
if (p_node->get_scene_instance_load_placeholder()) {
//it's a placeholder, use the placeholder path
nd.instance=_vm_get_variant(p_node->get_filename(),variant_map);
nd.instance|=FLAG_INSTANCE_IS_PLACEHOLDER;
} else {
//must instance ourselves
Ref<PackedScene> instance = ResourceLoader::load(p_node->get_filename());
if (!instance.is_valid()) {
return ERR_CANT_OPEN;
}
nd.instance=_vm_get_variant(instance,variant_map);
}
}
n=NULL;
} else {
if (n->get_filename()!=String()) {
//is an instance
Ref<SceneState> state = n->get_scene_instance_state();
if (state.is_valid()) {
int node = state->find_node_by_path(n->get_path_to(p_node));
if (node>=0) {
//this one has state for this node, save
PackState ps;
ps.node=node;
ps.state=state;
pack_state_stack.push_back(ps);
}
}
}
n=n->get_owner();
}
}
}
#if 0
Ref<SceneState> base_scene = p_node->get_scene_inherited_state(); //for inheritance
Ref<SceneState> instance_state;
int instance_state_node=-1;
if (base_scene.is_valid() && (p_node==p_owner || p_node->get_owner()==p_owner)) {
//scene inheritance in use, see if this node is actually inherited
NodePath path = p_owner->get_path_to(p_node);
instance_state_node = base_scene->find_node_by_path(path);
if (instance_state_node>=0) {
instance_state=base_scene;
}
}
// check that this is a directly instanced scene from the scene being packed, if so
// this information must be saved. Of course, if using scene instancing and this node
// does belong to base scene, ignore.
if (instance_state.is_null() && p_node!=p_owner && p_node->get_owner()==p_owner && p_node->get_filename()!="") {
//instanced, only direct sub-scnes are supported of course
Ref<PackedScene> instance = ResourceLoader::load(p_node->get_filename());
if (!instance.is_valid()) {
return ERR_CANT_OPEN;
}
nd.instance=_vm_get_variant(instance,variant_map);
} else {
nd.instance=-1;
}
// finally, if this does not belong to scene inheritance, check
// if it belongs to scene instancing
if (instance_state.is_null() && p_node!=p_owner) {
//if not affected by scene inheritance, this may be
if (p_node->get_owner()==p_owner && p_node->get_filename()!=String()) {
instance_state=p_node->get_scene_instance_state();
if (instance_state.is_valid()) {
instance_state_node=instance_state->find_node_by_path(p_node->get_path_to(p_node));
}
} else if (p_node->get_owner()!=p_owner && p_owner->is_editable_instance(p_node->get_owner())) {
instance_state=p_node->get_owner()->get_scene_instance_state();
if (instance_state.is_valid()) {
instance_state_node=instance_state->find_node_by_path(p_node->get_owner()->get_path_to(p_node));
}
}
}
#endif
// all setup, we then proceed to check all properties for the node
// and save the ones that are worth saving
List<PropertyInfo> plist;
p_node->get_property_list(&plist);
for (List<PropertyInfo>::Element *E=plist.front();E;E=E->next()) {
if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
continue;
}
String name = E->get().name;
Variant value = p_node->get( E->get().name );
bool isdefault = ((E->get().usage & PROPERTY_USAGE_STORE_IF_NONZERO) && value.is_zero()) || ((E->get().usage & PROPERTY_USAGE_STORE_IF_NONONE) && value.is_one());
// if (nd.instance<0 && ((E->get().usage & PROPERTY_USAGE_STORE_IF_NONZERO) && value.is_zero()) || ((E->get().usage & PROPERTY_USAGE_STORE_IF_NONONE) && value.is_one())) {
// continue;
// }
//print_line("PASSED!");
//print_line("at: "+String(p_node->get_name())+"::"+name+": - nz: "+itos(E->get().usage&PROPERTY_USAGE_STORE_IF_NONZERO)+" no: "+itos(E->get().usage&PROPERTY_USAGE_STORE_IF_NONONE));
//print_line("value: "+String(value)+" is zero: "+itos(value.is_zero())+" is one" +itos(value.is_one()));
if (pack_state_stack.size()) {
// we are on part of an instanced subscene
// or part of instanced scene.
// only save what has been changed
// only save changed properties in instance
if (E->get().usage & PROPERTY_USAGE_NO_INSTANCE_STATE || E->get().name=="__meta__") {
//property has requested that no instance state is saved, sorry
//also, meta won't be overriden or saved
continue;
}
bool exists=false;
Variant original;
for (List<PackState>::Element *F=pack_state_stack.back();F;F=F->prev()) {
//check all levels of pack to see if the property exists somewhere
const PackState &ps=F->get();
original = ps.state->get_property_value(ps.node,E->get().name,exists);
if (exists) {
break;
}
}
if (exists) {
//check if already exists and did not change
if (value.get_type()==Variant::REAL && original.get_type()==Variant::REAL) {
//this must be done because, as some scenes save as text, there might be a tiny difference in floats due to numerical error
float a = value;
float b = original;
if (Math::abs(a-b)<CMP_EPSILON)
continue;
} else if (bool(Variant::evaluate(Variant::OP_EQUAL,value,original))) {
continue;
}
}
if (!exists && isdefault) {
//does not exist in original node, but it's the default value
//so safe to skip too.
continue;
}
} else {
if (isdefault) {
//it's the default value, no point in saving it
continue;
}
}
NodeData::Property prop;
prop.name=_nm_get_string( name,name_map);
prop.value=_vm_get_variant( value, variant_map);
nd.properties.push_back(prop);
}
// save the groups this node is into
// discard groups that come from the original scene
List<Node::GroupInfo> groups;
p_node->get_groups(&groups);
for(List<Node::GroupInfo>::Element *E=groups.front();E;E=E->next()) {
Node::GroupInfo &gi=E->get();
if (!gi.persistent)
continue;
// if (instance_state_node>=0 && instance_state->is_node_in_group(instance_state_node,gi.name))
// continue; //group was instanced, don't add here
bool skip=false;
for (List<PackState>::Element *F=pack_state_stack.front();F;F=F->next()) {
//check all levels of pack to see if the group was added somewhere
const PackState &ps=F->get();
if (ps.state->is_node_in_group(ps.node,gi.name)) {
skip=true;
break;
}
}
if (skip)
continue;
nd.groups.push_back(_nm_get_string(gi.name,name_map));
}
// save the right owner
// for the saved scene root this is -1
// for nodes of the saved scene this is 0
// for nodes of instanced scenes this is >0
if (p_node==p_owner) {
//saved scene root
nd.owner=-1;
} else if (p_node->get_owner()==p_owner) {
//part of saved scene
nd.owner=0;
} else {
nd.owner=-1;
#if 0
// this is pointless, if this was instanced by something else,
// the owner will already be set.
if (node_map.has(p_node->get_owner())) {
//maybe an existing saved node
nd.owner=node_map[p_node->get_owner()];
} else {
//not saved, use nodepath map
int sidx;
if (nodepath_map.has(p_node->get_owner())) {
sidx=nodepath_map[p_node->get_owner()];
} else {
sidx=nodepath_map.size();
nodepath_map[p_node->get_owner()]=sidx;
}
nd.owner=FLAG_ID_IS_PATH|sidx;
}
#endif
}
// Save the right type. If this node was created by an instance
// then flag that the node should not be created but reused
if (pack_state_stack.empty()) {
//this node is not part of an instancing process, so save the type
nd.type=_nm_get_string(p_node->get_type(),name_map);
} else {
// this node is part of an instanced process, so do not save the type.
// instead, save that it was instanced
nd.type=TYPE_INSTANCED;
}
// determine whether to save this node or not
// if this node is part of an instanced sub-scene, we can skip storing it if basically
// no properties changed and no groups were added to it.
// below condition is true for all nodes of the scene being saved, and ones in subscenes
// that hold changes
bool save_node = nd.properties.size() || nd.groups.size(); // some local properties or groups exist
save_node = save_node || p_node==p_owner; // owner is always saved
save_node = save_node || (p_node->get_owner()==p_owner && instanced_by_owner); //part of scene and not instanced
int idx = nodes.size();
int parent_node=NO_PARENT_SAVED;
if (save_node) {
//don't save the node if nothing and subscene
node_map[p_node]=idx;
//ok validate parent node
if (p_parent_idx==NO_PARENT_SAVED) {
int sidx;
if (nodepath_map.has(p_node->get_parent())) {
sidx=nodepath_map[p_node->get_parent()];
} else {
sidx=nodepath_map.size();
nodepath_map[p_node->get_parent()]=sidx;
}
nd.parent=FLAG_ID_IS_PATH|sidx;
} else {
nd.parent=p_parent_idx;
}
parent_node=idx;
nodes.push_back(nd);
}
for(int i=0;i<p_node->get_child_count();i++) {
Node *c=p_node->get_child(i);
Error err = _parse_node(p_owner,c,parent_node,name_map,variant_map,node_map,nodepath_map);
if (err)
return err;
}
return OK;
}
Error SceneState::_parse_connections(Node *p_owner,Node *p_node, Map<StringName,int> &name_map,HashMap<Variant,int,VariantHasher> &variant_map,Map<Node*,int> &node_map,Map<Node*,int> &nodepath_map) {
if (p_node!=p_owner && p_node->get_owner() && p_node->get_owner()!=p_owner && !p_owner->is_editable_instance(p_node->get_owner()))
return OK;
List<MethodInfo> _signals;
p_node->get_signal_list(&_signals);
_signals.sort();
//ERR_FAIL_COND_V( !node_map.has(p_node), ERR_BUG);
//NodeData &nd = nodes[node_map[p_node]];
for(List<MethodInfo>::Element *E=_signals.front();E;E=E->next()) {
List<Node::Connection> conns;
p_node->get_signal_connection_list(E->get().name,&conns);
conns.sort();
for(List<Node::Connection>::Element *F=conns.front();F;F=F->next()) {
const Node::Connection &c = F->get();
if (!(c.flags&CONNECT_PERSIST)) //only persistent connections get saved
continue;
// only connections that originate or end into main saved scene are saved
// everything else is discarded
Node *target=c.target->cast_to<Node>();
if (!target) {
continue;
}
//find if this connection already exists
Node *common_parent = target->find_common_parent_with(p_node);
ERR_CONTINUE(!common_parent);
if (common_parent!=p_owner && common_parent->get_filename()==String()) {
common_parent=common_parent->get_owner();
}
bool exists=false;
//go through ownership chain to see if this exists
while(common_parent) {
Ref<SceneState> ps;
if (common_parent==p_owner)
ps=common_parent->get_scene_inherited_state();
else
ps=common_parent->get_scene_instance_state();
if (ps.is_valid()) {
NodePath signal_from = common_parent->get_path_to(p_node);
NodePath signal_to = common_parent->get_path_to(target);
if (ps->has_connection(signal_from,c.signal,signal_to,c.method)) {
exists=true;
break;
}
}
if (common_parent==p_owner)
break;
else
common_parent=common_parent->get_owner();
}
if (exists) { //already exists (comes from instance or inheritance), so don't save
continue;
}
{
Node *nl=p_node;
bool exists=false;
while(nl) {
if (nl==p_owner) {
Ref<SceneState> state = nl->get_scene_inherited_state();
if (state.is_valid()) {
int from_node = state->find_node_by_path(nl->get_path_to(p_node));
int to_node = state->find_node_by_path(nl->get_path_to(target));
if (from_node>=0 && to_node>=0) {
//this one has state for this node, save
if (state->is_connection(from_node,c.signal,to_node,c.method)) {
exists=true;
break;
}
}
}
nl=NULL;
} else {
if (nl->get_filename()!=String()) {
//is an instance
Ref<SceneState> state = nl->get_scene_instance_state();
if (state.is_valid()) {
int from_node = state->find_node_by_path(nl->get_path_to(p_node));
int to_node = state->find_node_by_path(nl->get_path_to(target));
if (from_node>=0 && to_node>=0) {
//this one has state for this node, save
if (state->is_connection(from_node,c.signal,to_node,c.method)) {
exists=true;
break;
}
}
}
}
nl=nl->get_owner();
}
}
if (exists) {
continue;
}
}
int src_id;
if (node_map.has(p_node)) {
src_id=node_map[p_node];
} else {
if (nodepath_map.has(p_node)) {
src_id=FLAG_ID_IS_PATH|nodepath_map[p_node];
} else {
int sidx=nodepath_map.size();
nodepath_map[p_node]=sidx;
src_id=FLAG_ID_IS_PATH|sidx;
}
}
int target_id;
if (node_map.has(target)) {
target_id=node_map[target];
} else {
if (nodepath_map.has(target)) {
target_id=FLAG_ID_IS_PATH|nodepath_map[target];
} else {
int sidx=nodepath_map.size();
nodepath_map[target]=sidx;
target_id=FLAG_ID_IS_PATH|sidx;
}
}
ConnectionData cd;
cd.from=src_id;
cd.to=target_id;
cd.method=_nm_get_string(c.method,name_map);
cd.signal=_nm_get_string(c.signal,name_map);
cd.flags=c.flags;
for(int i=0;i<c.binds.size();i++) {
cd.binds.push_back( _vm_get_variant(c.binds[i],variant_map));
}
connections.push_back(cd);
}
}
for(int i=0;i<p_node->get_child_count();i++) {
Node *c=p_node->get_child(i);
Error err = _parse_connections(p_owner,c,name_map,variant_map,node_map,nodepath_map);
if (err)
return err;
}
return OK;
}
Error SceneState::pack(Node *p_scene) {
ERR_FAIL_NULL_V( p_scene, ERR_INVALID_PARAMETER );
clear();
Node *scene = p_scene;
Map<StringName,int> name_map;
HashMap<Variant,int,VariantHasher> variant_map;
Map<Node*,int> node_map;
Map<Node*,int> nodepath_map;
//if using scene inheritance, pack the scene it inherits from
if (scene->get_scene_inherited_state().is_valid()) {
String path = scene->get_scene_inherited_state()->get_path();
Ref<PackedScene> instance = ResourceLoader::load(path);
if (instance.is_valid()) {
base_scene_idx=_vm_get_variant(instance,variant_map);
}
}
//instanced, only direct sub-scnes are supported of course
Error err = _parse_node(scene,scene,-1,name_map,variant_map,node_map,nodepath_map);
if (err) {
clear();
ERR_FAIL_V(err);
}
err = _parse_connections(scene,scene,name_map,variant_map,node_map,nodepath_map);
if (err) {
clear();
ERR_FAIL_V(err);
}
names.resize(name_map.size());
for(Map<StringName,int>::Element *E=name_map.front();E;E=E->next()) {
names[E->get()]=E->key();
}
variants.resize(variant_map.size());
const Variant *K=NULL;
while((K=variant_map.next(K))) {
int idx = variant_map[*K];
variants[idx]=*K;
}
node_paths.resize(nodepath_map.size());
for(Map<Node*,int>::Element *E=nodepath_map.front();E;E=E->next()) {
node_paths[E->get()]=scene->get_path_to(E->key());
}
return OK;
}
void SceneState::set_path(const String &p_path) {
path=p_path;
}
String SceneState::get_path() const{
return path;
}
void SceneState::clear() {
names.clear();
variants.clear();
nodes.clear();
connections.clear();
node_path_cache.clear();
node_paths.clear();
editable_instances.clear();
base_scene_idx=-1;
}
Ref<SceneState> SceneState::_get_base_scene_state() const {
if (base_scene_idx>=0) {
Ref<PackedScene> ps = variants[base_scene_idx];
if (ps.is_valid()) {
return ps->get_state();
}
}
return Ref<SceneState>();
}
int SceneState::find_node_by_path(const NodePath& p_node) const {
if (!node_path_cache.has(p_node)) {
if (_get_base_scene_state().is_valid()) {
int idx = _get_base_scene_state()->find_node_by_path(p_node);
if (idx>=0) {
if (!base_scene_node_remap.has(idx)) {
int ridx = nodes.size() + base_scene_node_remap.size();
base_scene_node_remap[ridx]=idx;
}
return base_scene_node_remap[idx];
}
}
return -1;
}
int nid = node_path_cache[p_node];
if (_get_base_scene_state().is_valid() && !base_scene_node_remap.has(nid)) {
//for nodes that _do_ exist in current scene, still try to look for
//the node in the instanced scene, as a property may be missing
//from the local one
int idx = _get_base_scene_state()->find_node_by_path(p_node);
base_scene_node_remap[nid]=idx;
}
return nid;
}
Variant SceneState::get_property_value(int p_node, const StringName& p_property, bool &found) const {
found=false;
ERR_FAIL_COND_V(p_node<0,Variant());
if (p_node<nodes.size()) {
//find in built-in nodes
int pc = nodes[p_node].properties.size();
const StringName* namep = names.ptr();
const NodeData::Property *p=nodes[p_node].properties.ptr();
for(int i=0;i<pc;i++) {
if (p_property==namep[p[i].name]) {
found=true;
return variants[p[i].value];
}
}
}
//property not found, try on instance
if (base_scene_node_remap.has(p_node)) {
return _get_base_scene_state()->get_property_value(base_scene_node_remap[p_node],p_property,found);
}
return Variant();
}
bool SceneState::is_node_in_group(int p_node,const StringName& p_group) const {
ERR_FAIL_COND_V(p_node<0,false);
if (p_node<nodes.size()) {
const StringName* namep = names.ptr();
for(int i=0;i<nodes[p_node].groups.size();i++) {
if (namep[nodes[p_node].groups[i]]==p_group)
return true;
}
}
if (base_scene_node_remap.has(p_node)) {
return _get_base_scene_state()->is_node_in_group(base_scene_node_remap[p_node],p_group);
}
return false;
}
bool SceneState::disable_placeholders=false;
void SceneState::set_disable_placeholders(bool p_disable) {
disable_placeholders=p_disable;
}
bool SceneState::is_connection(int p_node,const StringName& p_signal,int p_to_node,const StringName& p_to_method) const {
ERR_FAIL_COND_V(p_node<0,false);
ERR_FAIL_COND_V(p_to_node<0,false);
if (p_node<nodes.size() && p_to_node<nodes.size()) {
int signal_idx=-1;
int method_idx=-1;
for(int i=0;i<names.size();i++) {
if (names[i]==p_signal) {
signal_idx=i;
} else if (names[i]==p_to_method) {
method_idx=i;
}
}
if (signal_idx>=0 && method_idx>=0) {
//signal and method strings are stored..
for(int i=0;i<connections.size();i++) {
if (connections[i].from==p_node && connections[i].to==p_to_node && connections[i].signal==signal_idx && connections[i].method==method_idx) {
return true;
}
}
}
}
if (base_scene_node_remap.has(p_node) && base_scene_node_remap.has(p_to_node)) {
return _get_base_scene_state()->is_connection(base_scene_node_remap[p_node],p_signal,base_scene_node_remap[p_to_node],p_to_method);
}
return false;
}
void SceneState::set_bundled_scene(const Dictionary& d) {
ERR_FAIL_COND( !d.has("names"));
ERR_FAIL_COND( !d.has("variants"));
ERR_FAIL_COND( !d.has("node_count"));
ERR_FAIL_COND( !d.has("nodes"));
ERR_FAIL_COND( !d.has("conn_count"));
ERR_FAIL_COND( !d.has("conns"));
// ERR_FAIL_COND( !d.has("path"));
int version=1;
if (d.has("version"))
version=d["version"];
if (version>PACK_VERSION) {
ERR_EXPLAIN("Save format version too new!");
ERR_FAIL();
}
DVector<String> snames = d["names"];
if (snames.size()) {
int namecount = snames.size();
names.resize(namecount);
DVector<String>::Read r =snames.read();
for(int i=0;i<names.size();i++)
names[i]=r[i];
}
Array svariants = d["variants"];
if (svariants.size()) {
int varcount=svariants.size();
variants.resize(varcount);
for(int i=0;i<varcount;i++) {
variants[i]=svariants[i];
}
} else {
variants.clear();
}
nodes.resize(d["node_count"]);
int nc=nodes.size();
if (nc) {
DVector<int> snodes = d["nodes"];
DVector<int>::Read r = snodes.read();
int idx=0;
for(int i=0;i<nc;i++) {
NodeData &nd = nodes[i];
nd.parent=r[idx++];
nd.owner=r[idx++];
nd.type=r[idx++];
nd.name=r[idx++];
nd.instance=r[idx++];
nd.properties.resize(r[idx++]);
for(int j=0;j<nd.properties.size();j++) {
nd.properties[j].name=r[idx++];
nd.properties[j].value=r[idx++];
}
nd.groups.resize(r[idx++]);
for(int j=0;j<nd.groups.size();j++) {
nd.groups[j]=r[idx++];
}
}
}
connections.resize(d["conn_count"]);
int cc=connections.size();
if (cc) {
DVector<int> sconns = d["conns"];
DVector<int>::Read r = sconns.read();
int idx=0;
for(int i=0;i<cc;i++) {
ConnectionData &cd = connections[i];
cd.from=r[idx++];
cd.to=r[idx++];
cd.signal=r[idx++];
cd.method=r[idx++];
cd.flags=r[idx++];
cd.binds.resize(r[idx++]);
for(int j=0;j<cd.binds.size();j++) {
cd.binds[j]=r[idx++];
}
}
}
Array np;
if (d.has("node_paths")) {
np=d["node_paths"];
}
node_paths.resize(np.size());
for(int i=0;i<np.size();i++) {
node_paths[i]=np[i];
}
Array ei;
if (d.has("editable_instances")) {
ei=d["editable_instances"];
}
if (d.has("base_scene")) {
base_scene_idx=d["base_scene"];
}
editable_instances.resize(ei.size());
for(int i=0;i<editable_instances.size();i++) {
editable_instances[i]=ei[i];
}
// path=d["path"];
}
Dictionary SceneState::get_bundled_scene() const {
DVector<String> rnames;
rnames.resize(names.size());
if (names.size()) {
DVector<String>::Write r=rnames.write();
for(int i=0;i<names.size();i++)
r[i]=names[i];
}
Dictionary d;
d["names"]=rnames;
d["variants"]=variants;
Vector<int> rnodes;
d["node_count"]=nodes.size();
for(int i=0;i<nodes.size();i++) {
const NodeData &nd=nodes[i];
rnodes.push_back(nd.parent);
rnodes.push_back(nd.owner);
rnodes.push_back(nd.type);
rnodes.push_back(nd.name);
rnodes.push_back(nd.instance);
rnodes.push_back(nd.properties.size());
for(int j=0;j<nd.properties.size();j++) {
rnodes.push_back(nd.properties[j].name);
rnodes.push_back(nd.properties[j].value);
}
rnodes.push_back(nd.groups.size());
for(int j=0;j<nd.groups.size();j++) {
rnodes.push_back(nd.groups[j]);
}
}
d["nodes"]=rnodes;
Vector<int> rconns;
d["conn_count"]=connections.size();
for(int i=0;i<connections.size();i++) {
const ConnectionData &cd=connections[i];
rconns.push_back(cd.from);
rconns.push_back(cd.to);
rconns.push_back(cd.signal);
rconns.push_back(cd.method);
rconns.push_back(cd.flags);
rconns.push_back(cd.binds.size());
for(int j=0;j<cd.binds.size();j++)
rconns.push_back(cd.binds[j]);
}
d["conns"]=rconns;
Array rnode_paths;
rnode_paths.resize(node_paths.size());
for(int i=0;i<node_paths.size();i++) {
rnode_paths[i]=node_paths[i];
}
d["node_paths"]=rnode_paths;
Array reditable_instances;
reditable_instances.resize(editable_instances.size());
for(int i=0;i<editable_instances.size();i++) {
reditable_instances[i]=editable_instances[i];
}
d["editable_instances"]=reditable_instances;
if (base_scene_idx>=0) {
d["base_scene"]=base_scene_idx;
}
d["version"]=PACK_VERSION;
// d["path"]=path;
return d;
}
int SceneState::get_node_count() const {
return nodes.size();
}
StringName SceneState::get_node_type(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx,nodes.size(),StringName());
if (nodes[p_idx].type==TYPE_INSTANCED)
return StringName();
return names[nodes[p_idx].type];
}
StringName SceneState::get_node_name(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx,nodes.size(),StringName());
return names[nodes[p_idx].name];
}
bool SceneState::is_node_instance_placeholder(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx,nodes.size(),false);
return nodes[p_idx].instance>=0 && nodes[p_idx].instance&FLAG_INSTANCE_IS_PLACEHOLDER;
}
Ref<PackedScene> SceneState::get_node_instance(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx,nodes.size(),Ref<PackedScene>());
if (nodes[p_idx].instance>=0) {
if (nodes[p_idx].instance&FLAG_INSTANCE_IS_PLACEHOLDER)
return Ref<PackedScene>();
else
return variants[nodes[p_idx].instance&FLAG_MASK];
} else if (nodes[p_idx].parent<0 || nodes[p_idx].parent==NO_PARENT_SAVED) {
if (base_scene_idx>=0) {
return variants[base_scene_idx];
}
}
return Ref<PackedScene>();
}
String SceneState::get_node_instance_placeholder(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx,nodes.size(),String());
if (nodes[p_idx].instance>=0 && nodes[p_idx].instance&FLAG_INSTANCE_IS_PLACEHOLDER) {
return variants[nodes[p_idx].instance&FLAG_MASK];
}
return String();
}
Vector<StringName> SceneState::get_node_groups(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,nodes.size(),Vector<StringName>());
Vector<StringName> groups;
for(int i=0;i<nodes[p_idx].groups.size();i++) {
groups.push_back(names[nodes[p_idx].groups[i]]);
}
return groups;
}
NodePath SceneState::get_node_path(int p_idx,bool p_for_parent) const {
ERR_FAIL_INDEX_V(p_idx,nodes.size(),NodePath());
if (nodes[p_idx].parent<0 || nodes[p_idx].parent==NO_PARENT_SAVED) {
if (p_for_parent) {
return NodePath();
} else {
return NodePath(".");
}
}
Vector<StringName> sub_path;
NodePath base_path;
int nidx=p_idx;
while(true) {
if (nodes[nidx].parent==NO_PARENT_SAVED || nodes[nidx].parent<0) {
sub_path.insert(0,".");
break;
}
if (!p_for_parent || p_idx!=nidx) {
sub_path.insert(0,names[nodes[nidx].name]);
}
if (nodes[nidx].parent&FLAG_ID_IS_PATH) {
base_path=node_paths[nodes[nidx].parent&FLAG_MASK];
break;
} else {
nidx=nodes[nidx].parent&FLAG_MASK;
}
}
for(int i=base_path.get_name_count()-1;i>=0;i--) {
sub_path.insert(0,base_path.get_name(i));
}
if (sub_path.empty()) {
return NodePath(".");
}
return NodePath(sub_path,false);
}
int SceneState::get_node_property_count(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx,nodes.size(),-1);
return nodes[p_idx].properties.size();
}
StringName SceneState::get_node_property_name(int p_idx,int p_prop) const{
ERR_FAIL_INDEX_V(p_idx,nodes.size(),StringName());
ERR_FAIL_INDEX_V(p_prop,nodes[p_idx].properties.size(),StringName());
return names[nodes[p_idx].properties[p_prop].name];
}
Variant SceneState::get_node_property_value(int p_idx,int p_prop) const{
ERR_FAIL_INDEX_V(p_idx,nodes.size(),Variant());
ERR_FAIL_INDEX_V(p_prop,nodes[p_idx].properties.size(),Variant());
return variants[nodes[p_idx].properties[p_prop].value];
}
NodePath SceneState::get_node_owner_path(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx,nodes.size(),NodePath());
if (nodes[p_idx].owner<0 || nodes[p_idx].owner==NO_PARENT_SAVED)
return NodePath(); //root likely
if (nodes[p_idx].owner&FLAG_ID_IS_PATH) {
return node_paths[nodes[p_idx].owner&FLAG_MASK];
} else {
return get_node_path(nodes[p_idx].owner&FLAG_MASK);
}
}
int SceneState::get_connection_count() const {
return connections.size();
}
NodePath SceneState::get_connection_source(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,connections.size(),NodePath());
if (connections[p_idx].from&FLAG_ID_IS_PATH) {
return node_paths[connections[p_idx].from&FLAG_MASK];
} else {
return get_node_path(connections[p_idx].from&FLAG_MASK);
}
}
StringName SceneState::get_connection_signal(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,connections.size(),StringName());
return names[connections[p_idx].signal];
}
NodePath SceneState::get_connection_target(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,connections.size(),NodePath());
if (connections[p_idx].to&FLAG_ID_IS_PATH) {
return node_paths[connections[p_idx].to&FLAG_MASK];
} else {
return get_node_path(connections[p_idx].to&FLAG_MASK);
}
}
StringName SceneState::get_connection_method(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,connections.size(),StringName());
return names[connections[p_idx].method];
}
int SceneState::get_connection_flags(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,connections.size(),-1);
return connections[p_idx].flags;
}
Array SceneState::get_connection_binds(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx,connections.size(),Array());
Array binds;
for(int i=0;i<connections[p_idx].binds.size();i++) {
binds.push_back(variants[connections[p_idx].binds[i]]);
}
return binds;
}
bool SceneState::has_connection(const NodePath& p_node_from, const StringName& p_signal, const NodePath& p_node_to, const StringName& p_method) const {
for(int i=0;i<connections.size();i++) {
const ConnectionData &c = connections[i];
NodePath np_from;
if (c.from&FLAG_ID_IS_PATH) {
np_from=node_paths[c.from&FLAG_MASK];
} else {
np_from=get_node_path(c.from);
}
NodePath np_to;
if (c.to&FLAG_ID_IS_PATH) {
np_to=node_paths[c.to&FLAG_MASK];
} else {
np_to=get_node_path(c.to);
}
StringName sn_signal=names[c.signal];
StringName sn_method=names[c.method];
if (np_from==p_node_from && sn_signal==p_signal && np_to==p_node_to && sn_method==p_method) {
return true;
}
}
return false;
}
Vector<NodePath> SceneState::get_editable_instances() const {
return editable_instances;
}
//add
int SceneState::add_name(const StringName& p_name) {
names.push_back(p_name);
return names.size()-1;
}
int SceneState::find_name(const StringName& p_name) const {
for(int i=0;i<names.size();i++) {
if (names[i]==p_name)
return i;
}
return -1;
}
int SceneState::add_value(const Variant& p_value) {
variants.push_back(p_value);
return variants.size()-1;
}
int SceneState::add_node_path(const NodePath& p_path){
node_paths.push_back(p_path);
return (node_paths.size()-1)|FLAG_ID_IS_PATH;
}
int SceneState::add_node(int p_parent,int p_owner,int p_type,int p_name, int p_instance){
NodeData nd;
nd.parent=p_parent;
nd.owner=p_owner;
nd.type=p_type;
nd.name=p_name;
nd.instance=p_instance;
nodes.push_back(nd);
return nodes.size()-1;
}
void SceneState::add_node_property(int p_node,int p_name,int p_value){
ERR_FAIL_INDEX(p_node,nodes.size());
ERR_FAIL_INDEX(p_name,names.size());
ERR_FAIL_INDEX(p_value,variants.size());
NodeData::Property prop;
prop.name=p_name;
prop.value=p_value;
nodes[p_node].properties.push_back(prop);
}
void SceneState::add_node_group(int p_node,int p_group){
ERR_FAIL_INDEX(p_node,nodes.size());
ERR_FAIL_INDEX(p_group,names.size());
nodes[p_node].groups.push_back(p_group);
}
void SceneState::set_base_scene(int p_idx){
ERR_FAIL_INDEX(p_idx,variants.size());
base_scene_idx=p_idx;
}
void SceneState::add_connection(int p_from,int p_to, int p_signal, int p_method, int p_flags,const Vector<int>& p_binds){
ERR_FAIL_INDEX(p_signal,names.size());
ERR_FAIL_INDEX(p_method,names.size());
for(int i=0;i<p_binds.size();i++) {
ERR_FAIL_INDEX(p_binds[i],variants.size());
}
ConnectionData c;
c.from=p_from;
c.to=p_to;
c.signal=p_signal;
c.method=p_method;
c.flags=p_flags;
c.binds=p_binds;
connections.push_back(c);
}
void SceneState::add_editable_instance(const NodePath& p_path){
editable_instances.push_back(p_path);
}
DVector<String> SceneState::_get_node_groups(int p_idx) const {
Vector<StringName> groups = get_node_groups(p_idx);
DVector<String> ret;
for(int i=0;i<groups.size();i++)
ret.push_back(groups[i]);
return ret;
}
void SceneState::_bind_methods() {
//unbuild API
ObjectTypeDB::bind_method(_MD("get_node_count"),&SceneState::get_node_count);
ObjectTypeDB::bind_method(_MD("get_node_type","idx"),&SceneState::get_node_type);
ObjectTypeDB::bind_method(_MD("get_node_name","idx"),&SceneState::get_node_name);
ObjectTypeDB::bind_method(_MD("get_node_path","idx","for_parent"),&SceneState::get_node_path,DEFVAL(false));
ObjectTypeDB::bind_method(_MD("get_node_owner_path","idx"),&SceneState::get_node_owner_path);
ObjectTypeDB::bind_method(_MD("is_node_instance_placeholder","idx"),&SceneState::is_node_instance_placeholder);
ObjectTypeDB::bind_method(_MD("get_node_instance_placeholder","idx"),&SceneState::get_node_instance_placeholder);
ObjectTypeDB::bind_method(_MD("get_node_instance:PackedScene","idx"),&SceneState::get_node_instance);
ObjectTypeDB::bind_method(_MD("get_node_groups","idx"),&SceneState::_get_node_groups);
ObjectTypeDB::bind_method(_MD("get_node_property_count","idx"),&SceneState::get_node_property_count);
ObjectTypeDB::bind_method(_MD("get_node_property_name","idx","prop_idx"),&SceneState::get_node_property_name);
ObjectTypeDB::bind_method(_MD("get_node_property_value","idx","prop_idx"),&SceneState::get_node_property_value);
ObjectTypeDB::bind_method(_MD("get_connection_count"),&SceneState::get_connection_count);
ObjectTypeDB::bind_method(_MD("get_connection_source","idx"),&SceneState::get_connection_source);
ObjectTypeDB::bind_method(_MD("get_connection_signal","idx"),&SceneState::get_connection_signal);
ObjectTypeDB::bind_method(_MD("get_connection_target","idx"),&SceneState::get_connection_target);
ObjectTypeDB::bind_method(_MD("get_connection_method","idx"),&SceneState::get_connection_method);
ObjectTypeDB::bind_method(_MD("get_connection_flags","idx"),&SceneState::get_connection_flags);
ObjectTypeDB::bind_method(_MD("get_connection_binds","idx"),&SceneState::get_connection_binds);
}
SceneState::SceneState() {
base_scene_idx=-1;
last_modified_time=0;
}
////////////////
void PackedScene::_set_bundled_scene(const Dictionary& d) {
state->set_bundled_scene(d);
}
Dictionary PackedScene::_get_bundled_scene() const {
return state->get_bundled_scene();
}
Error PackedScene::pack(Node *p_scene) {
return state->pack(p_scene);
}
void PackedScene::clear() {
state->clear();
}
bool PackedScene::can_instance() const {
return state->can_instance();
}
Node *PackedScene::instance(bool p_gen_edit_state) const {
#ifndef TOOLS_ENABLED
if (p_gen_edit_state) {
ERR_EXPLAIN("Edit state is only for editors, does not work without tools compiled");
ERR_FAIL_COND_V(p_gen_edit_state,NULL);
}
#endif
Node *s = state->instance(p_gen_edit_state);
if (!s)
return NULL;
if (p_gen_edit_state) {
s->set_scene_instance_state(state);
}
if (get_path()!="" && get_path().find("::")==-1)
s->set_filename(get_path());
s->notification(Node::NOTIFICATION_INSTANCED);
return s;
}
void PackedScene::replace_state(Ref<SceneState> p_by) {
state=p_by;
state->set_path(get_path());
#ifdef TOOLS_ENABLED
state->set_last_modified_time(get_last_modified_time());
#endif
}
void PackedScene::recreate_state() {
state = Ref<SceneState>( memnew( SceneState ));
state->set_path(get_path());
#ifdef TOOLS_ENABLED
state->set_last_modified_time(get_last_modified_time());
#endif
}
Ref<SceneState> PackedScene::get_state() {
return state;
}
void PackedScene::set_path(const String& p_path,bool p_take_over) {
state->set_path(p_path);
Resource::set_path(p_path,p_take_over);
}
void PackedScene::_bind_methods() {
ObjectTypeDB::bind_method(_MD("pack","path:Node"),&PackedScene::pack);
ObjectTypeDB::bind_method(_MD("instance:Node","gen_edit_state"),&PackedScene::instance,DEFVAL(false));
ObjectTypeDB::bind_method(_MD("can_instance"),&PackedScene::can_instance);
ObjectTypeDB::bind_method(_MD("_set_bundled_scene"),&PackedScene::_set_bundled_scene);
ObjectTypeDB::bind_method(_MD("_get_bundled_scene"),&PackedScene::_get_bundled_scene);
ObjectTypeDB::bind_method(_MD("get_state:SceneState"),&PackedScene::get_state);
ADD_PROPERTY( PropertyInfo(Variant::DICTIONARY,"_bundled"),_SCS("_set_bundled_scene"),_SCS("_get_bundled_scene"));
}
PackedScene::PackedScene() {
state = Ref<SceneState>( memnew( SceneState ));
}
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