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virtualx-engine/modules/visual_script/visual_script.cpp
Juan Linietsky fb4d6d1db0 More visual script improvements 
-Added anti-aliasing on lines
-Improved draw performance enormously
-Removed sequence ports for most nodes, current visual scripts will likely be broken now. Sorry!
2016-08-30 23:46:41 -03:00

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#include "visual_script.h"
#include "visual_script_nodes.h"
#include "scene/main/node.h"
#include "os/os.h"
#include "globals.h"
#define SCRIPT_VARIABLES_PREFIX "script_variables/"
//used by editor, this is not really saved
void VisualScriptNode::set_breakpoint(bool p_breakpoint) {
breakpoint=p_breakpoint;
}
bool VisualScriptNode::is_breakpoint() const {
return breakpoint;
}
void VisualScriptNode::_notification(int p_what) {
if (p_what==NOTIFICATION_POSTINITIALIZE) {
int dvc = get_input_value_port_count();
for(int i=0;i<dvc;i++) {
Variant::Type expected = get_input_value_port_info(i).type;
Variant::CallError ce;
default_input_values.push_back(Variant::construct(expected,NULL,0,ce,false));
}
}
}
void VisualScriptNode::ports_changed_notify(){
default_input_values.resize( MAX(default_input_values.size(),get_input_value_port_count()) ); //let it grow as big as possible, we don't want to lose values on resize
emit_signal("ports_changed");
}
void VisualScriptNode::set_default_input_value(int p_port,const Variant& p_value) {
ERR_FAIL_INDEX(p_port,default_input_values.size());
default_input_values[p_port]=p_value;
}
Variant VisualScriptNode::get_default_input_value(int p_port) const {
ERR_FAIL_INDEX_V(p_port,default_input_values.size(),Variant());
return default_input_values[p_port];
}
void VisualScriptNode::_set_default_input_values(Array p_values) {
default_input_values=p_values;
}
void VisualScriptNode::validate_input_default_values() {
default_input_values.resize(get_input_value_port_count());
//actually validate on save
for(int i=0;i<get_input_value_port_count();i++) {
Variant::Type expected = get_input_value_port_info(i).type;
if (expected==Variant::NIL || expected==default_input_values[i].get_type()) {
continue;
} else {
//not the same, reconvert
Variant::CallError ce;
Variant existing = default_input_values[i];
const Variant *existingp=&existing;
default_input_values[i] = Variant::construct(expected,&existingp,1,ce,false);
if (ce.error!=Variant::CallError::CALL_OK) {
//could not convert? force..
default_input_values[i] = Variant::construct(expected,NULL,0,ce,false);
}
}
}
}
Array VisualScriptNode::_get_default_input_values() const {
//validate on save, since on load there is little info about this
return default_input_values;
}
void VisualScriptNode::_bind_methods() {
ObjectTypeDB::bind_method(_MD("get_visual_script:VisualScript"),&VisualScriptNode::get_visual_script);
ObjectTypeDB::bind_method(_MD("set_default_input_value","port_idx","value:Variant"),&VisualScriptNode::set_default_input_value);
ObjectTypeDB::bind_method(_MD("get_default_input_value:Variant","port_idx"),&VisualScriptNode::get_default_input_value);
ObjectTypeDB::bind_method(_MD("_set_default_input_values","values"),&VisualScriptNode::_set_default_input_values);
ObjectTypeDB::bind_method(_MD("_get_default_input_values"),&VisualScriptNode::_get_default_input_values);
ADD_PROPERTY(PropertyInfo(Variant::ARRAY,"_default_input_values",PROPERTY_HINT_NONE,"",PROPERTY_USAGE_NOEDITOR),_SCS("_set_default_input_values"),_SCS("_get_default_input_values"));
ADD_SIGNAL(MethodInfo("ports_changed"));
}
VisualScriptNode::TypeGuess VisualScriptNode::guess_output_type(TypeGuess* p_inputs,int p_output) const {
PropertyInfo pinfo = get_output_value_port_info(p_output);
TypeGuess tg;
tg.type=pinfo.type;
if (pinfo.hint==PROPERTY_HINT_RESOURCE_TYPE) {
tg.obj_type=pinfo.hint_string;
}
return tg;
}
Ref<VisualScript> VisualScriptNode::get_visual_script() const {
if (scripts_used.size())
return Ref<VisualScript>(scripts_used.front()->get());
return Ref<VisualScript>();
}
VisualScriptNode::VisualScriptNode() {
breakpoint=false;
}
////////////////
/////////////////////
VisualScriptNodeInstance::VisualScriptNodeInstance() {
sequence_outputs=NULL;
input_ports=NULL;
}
VisualScriptNodeInstance::~VisualScriptNodeInstance() {
if (sequence_outputs) {
memdelete_arr(sequence_outputs);
}
if (input_ports) {
memdelete_arr(input_ports);
}
if (output_ports) {
memdelete_arr(output_ports);
}
}
void VisualScript::add_function(const StringName& p_name) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!String(p_name).is_valid_identifier());
ERR_FAIL_COND(functions.has(p_name));
functions[p_name]=Function();
functions[p_name].scroll=Vector2(-50,-100);
}
bool VisualScript::has_function(const StringName& p_name) const {
return functions.has(p_name);
}
void VisualScript::remove_function(const StringName& p_name) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!functions.has(p_name));
for (Map<int,Function::NodeData>::Element *E=functions[p_name].nodes.front();E;E=E->next()) {
E->get().node->disconnect("ports_changed",this,"_node_ports_changed");
E->get().node->scripts_used.erase(this);
}
functions.erase(p_name);
}
void VisualScript::rename_function(const StringName& p_name,const StringName& p_new_name) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!functions.has(p_name));
if (p_new_name==p_name)
return;
ERR_FAIL_COND(!String(p_new_name).is_valid_identifier());
ERR_FAIL_COND(functions.has(p_new_name));
ERR_FAIL_COND(variables.has(p_new_name));
ERR_FAIL_COND(custom_signals.has(p_new_name));
functions[p_new_name]=functions[p_name];
functions.erase(p_name);
}
void VisualScript::set_function_scroll(const StringName& p_name, const Vector2& p_scroll) {
ERR_FAIL_COND(!functions.has(p_name));
functions[p_name].scroll=p_scroll;
}
Vector2 VisualScript::get_function_scroll(const StringName& p_name) const {
ERR_FAIL_COND_V(!functions.has(p_name),Vector2());
return functions[p_name].scroll;
}
void VisualScript::get_function_list(List<StringName> *r_functions) const {
for (const Map<StringName,Function>::Element *E=functions.front();E;E=E->next()) {
r_functions->push_back(E->key());
}
r_functions->sort_custom<StringName::AlphCompare>();
}
int VisualScript::get_function_node_id(const StringName& p_name) const {
ERR_FAIL_COND_V(!functions.has(p_name),-1);
return functions[p_name].function_id;
}
void VisualScript::_node_ports_changed(int p_id) {
StringName function;
for (Map<StringName,Function>::Element *E=functions.front();E;E=E->next()) {
if (E->get().nodes.has(p_id)) {
function=E->key();
break;
}
}
ERR_FAIL_COND(function==StringName());
Function &func = functions[function];
Ref<VisualScriptNode> vsn = func.nodes[p_id].node;
if (OS::get_singleton()->get_main_loop() && OS::get_singleton()->get_main_loop()->cast_to<SceneTree>() && OS::get_singleton()->get_main_loop()->cast_to<SceneTree>()->is_editor_hint()) {
vsn->validate_input_default_values(); //force validate default values when editing on editor
}
//must revalidate all the functions
{
List<SequenceConnection> to_remove;
for (Set<SequenceConnection>::Element *E=func.sequence_connections.front();E;E=E->next()) {
if (E->get().from_node==p_id && E->get().from_output>=vsn->get_output_sequence_port_count()) {
to_remove.push_back(E->get());
}
if (E->get().to_node==p_id && !vsn->has_input_sequence_port()) {
to_remove.push_back(E->get());
}
}
while(to_remove.size()) {
func.sequence_connections.erase(to_remove.front()->get());
to_remove.pop_front();
}
}
{
List<DataConnection> to_remove;
for (Set<DataConnection>::Element *E=func.data_connections.front();E;E=E->next()) {
if (E->get().from_node==p_id && E->get().from_port>=vsn->get_output_value_port_count()) {
to_remove.push_back(E->get());
}
if (E->get().to_node==p_id && E->get().to_port>=vsn->get_input_value_port_count()) {
to_remove.push_back(E->get());
}
}
while(to_remove.size()) {
func.data_connections.erase(to_remove.front()->get());
to_remove.pop_front();
}
}
#ifdef TOOLS_ENABLED
set_edited(true); //something changed, let's set as edited
emit_signal("node_ports_changed",function,p_id);
#endif
}
void VisualScript::add_node(const StringName& p_func,int p_id, const Ref<VisualScriptNode>& p_node, const Point2 &p_pos) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!functions.has(p_func));
for (Map<StringName,Function>::Element *E=functions.front();E;E=E->next()) {
ERR_FAIL_COND(E->get().nodes.has(p_id)); //id can exist only one in script, even for different functions
}
Function &func = functions[p_func];
if (p_node->cast_to<VisualScriptFunction>()) {
//the function indeed
ERR_EXPLAIN("A function node already has been set here.");
ERR_FAIL_COND(func.function_id>=0);
func.function_id=p_id;
}
Function::NodeData nd;
nd.node=p_node;
nd.pos=p_pos;
Ref<VisualScriptNode> vsn = p_node;
vsn->connect("ports_changed",this,"_node_ports_changed",varray(p_id));
vsn->scripts_used.insert(this);
func.nodes[p_id]=nd;
}
void VisualScript::remove_node(const StringName& p_func,int p_id){
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!functions.has(p_func));
Function &func = functions[p_func];
ERR_FAIL_COND(!func.nodes.has(p_id));
{
List<SequenceConnection> to_remove;
for (Set<SequenceConnection>::Element *E=func.sequence_connections.front();E;E=E->next()) {
if (E->get().from_node==p_id || E->get().to_node==p_id) {
to_remove.push_back(E->get());
}
}
while(to_remove.size()) {
func.sequence_connections.erase(to_remove.front()->get());
to_remove.pop_front();
}
}
{
List<DataConnection> to_remove;
for (Set<DataConnection>::Element *E=func.data_connections.front();E;E=E->next()) {
if (E->get().from_node==p_id || E->get().to_node==p_id) {
to_remove.push_back(E->get());
}
}
while(to_remove.size()) {
func.data_connections.erase(to_remove.front()->get());
to_remove.pop_front();
}
}
if (func.nodes[p_id].node->cast_to<VisualScriptFunction>()) {
func.function_id=-1; //revert to invalid
}
func.nodes[p_id].node->disconnect("ports_changed",this,"_node_ports_changed");
func.nodes[p_id].node->scripts_used.erase(this);
func.nodes.erase(p_id);
}
bool VisualScript::has_node(const StringName& p_func,int p_id) const {
ERR_FAIL_COND_V(!functions.has(p_func),false);
const Function &func = functions[p_func];
return func.nodes.has(p_id);
}
Ref<VisualScriptNode> VisualScript::get_node(const StringName& p_func,int p_id) const{
ERR_FAIL_COND_V(!functions.has(p_func),Ref<VisualScriptNode>());
const Function &func = functions[p_func];
ERR_FAIL_COND_V(!func.nodes.has(p_id),Ref<VisualScriptNode>());
return func.nodes[p_id].node;
}
void VisualScript::set_node_pos(const StringName& p_func,int p_id,const Point2& p_pos) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!functions.has(p_func));
Function &func = functions[p_func];
ERR_FAIL_COND(!func.nodes.has(p_id));
func.nodes[p_id].pos=p_pos;
}
Point2 VisualScript::get_node_pos(const StringName& p_func,int p_id) const{
ERR_FAIL_COND_V(!functions.has(p_func),Point2());
const Function &func = functions[p_func];
ERR_FAIL_COND_V(!func.nodes.has(p_id),Point2());
return func.nodes[p_id].pos;
}
void VisualScript::get_node_list(const StringName& p_func,List<int> *r_nodes) const{
ERR_FAIL_COND(!functions.has(p_func));
const Function &func = functions[p_func];
for (const Map<int,Function::NodeData>::Element *E=func.nodes.front();E;E=E->next()) {
r_nodes->push_back(E->key());
}
}
void VisualScript::sequence_connect(const StringName& p_func,int p_from_node,int p_from_output,int p_to_node){
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!functions.has(p_func));
Function &func = functions[p_func];
SequenceConnection sc;
sc.from_node=p_from_node;
sc.from_output=p_from_output;
sc.to_node=p_to_node;
ERR_FAIL_COND(func.sequence_connections.has(sc));
func.sequence_connections.insert(sc);
}
void VisualScript::sequence_disconnect(const StringName& p_func,int p_from_node,int p_from_output,int p_to_node){
ERR_FAIL_COND(!functions.has(p_func));
Function &func = functions[p_func];
SequenceConnection sc;
sc.from_node=p_from_node;
sc.from_output=p_from_output;
sc.to_node=p_to_node;
ERR_FAIL_COND(!func.sequence_connections.has(sc));
func.sequence_connections.erase(sc);
}
bool VisualScript::has_sequence_connection(const StringName& p_func,int p_from_node,int p_from_output,int p_to_node) const{
ERR_FAIL_COND_V(!functions.has(p_func),false);
const Function &func = functions[p_func];
SequenceConnection sc;
sc.from_node=p_from_node;
sc.from_output=p_from_output;
sc.to_node=p_to_node;
return func.sequence_connections.has(sc);
}
void VisualScript::get_sequence_connection_list(const StringName& p_func,List<SequenceConnection> *r_connection) const {
ERR_FAIL_COND(!functions.has(p_func));
const Function &func = functions[p_func];
for (const Set<SequenceConnection>::Element *E=func.sequence_connections.front();E;E=E->next()) {
r_connection->push_back(E->get());
}
}
void VisualScript::data_connect(const StringName& p_func,int p_from_node,int p_from_port,int p_to_node,int p_to_port) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!functions.has(p_func));
Function &func = functions[p_func];
DataConnection dc;
dc.from_node=p_from_node;
dc.from_port=p_from_port;
dc.to_node=p_to_node;
dc.to_port=p_to_port;
ERR_FAIL_COND( func.data_connections.has(dc));
func.data_connections.insert(dc);
}
void VisualScript::data_disconnect(const StringName& p_func,int p_from_node,int p_from_port,int p_to_node,int p_to_port) {
ERR_FAIL_COND(!functions.has(p_func));
Function &func = functions[p_func];
DataConnection dc;
dc.from_node=p_from_node;
dc.from_port=p_from_port;
dc.to_node=p_to_node;
dc.to_port=p_to_port;
ERR_FAIL_COND( !func.data_connections.has(dc));
func.data_connections.erase(dc);
}
bool VisualScript::has_data_connection(const StringName& p_func,int p_from_node,int p_from_port,int p_to_node,int p_to_port) const {
ERR_FAIL_COND_V(!functions.has(p_func),false);
const Function &func = functions[p_func];
DataConnection dc;
dc.from_node=p_from_node;
dc.from_port=p_from_port;
dc.to_node=p_to_node;
dc.to_port=p_to_port;
return func.data_connections.has(dc);
}
bool VisualScript::is_input_value_port_connected(const StringName& p_func,int p_node,int p_port) const {
ERR_FAIL_COND_V(!functions.has(p_func),false);
const Function &func = functions[p_func];
for (const Set<DataConnection>::Element *E=func.data_connections.front();E;E=E->next()) {
if (E->get().to_node==p_node && E->get().to_port==p_port)
return true;
}
return false;
}
void VisualScript::get_data_connection_list(const StringName& p_func,List<DataConnection> *r_connection) const {
ERR_FAIL_COND(!functions.has(p_func));
const Function &func = functions[p_func];
for (const Set<DataConnection>::Element *E=func.data_connections.front();E;E=E->next()) {
r_connection->push_back(E->get());
}
}
void VisualScript::add_variable(const StringName& p_name,const Variant& p_default_value,bool p_export) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!String(p_name).is_valid_identifier());
ERR_FAIL_COND(variables.has(p_name));
Variable v;
v.default_value=p_default_value;
v.info.type=p_default_value.get_type();
v.info.name=p_name;
v.info.hint=PROPERTY_HINT_NONE;
v._export=p_export;
variables[p_name]=v;
script_variable_remap[SCRIPT_VARIABLES_PREFIX+String(p_name)]=p_name;
#ifdef TOOLS_ENABLED
_update_placeholders();
#endif
}
bool VisualScript::has_variable(const StringName& p_name) const {
return variables.has(p_name);
}
void VisualScript::remove_variable(const StringName& p_name) {
ERR_FAIL_COND(!variables.has(p_name));
variables.erase(p_name);
script_variable_remap.erase(SCRIPT_VARIABLES_PREFIX+String(p_name));
#ifdef TOOLS_ENABLED
_update_placeholders();
#endif
}
void VisualScript::set_variable_default_value(const StringName& p_name,const Variant& p_value){
ERR_FAIL_COND(!variables.has(p_name));
variables[p_name].default_value=p_value;
#ifdef TOOLS_ENABLED
_update_placeholders();
#endif
}
Variant VisualScript::get_variable_default_value(const StringName& p_name) const{
ERR_FAIL_COND_V(!variables.has(p_name),Variant());
return variables[p_name].default_value;
}
void VisualScript::set_variable_info(const StringName& p_name,const PropertyInfo& p_info){
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!variables.has(p_name));
variables[p_name].info=p_info;
variables[p_name].info.name=p_name;
#ifdef TOOLS_ENABLED
_update_placeholders();
#endif
}
PropertyInfo VisualScript::get_variable_info(const StringName& p_name) const{
ERR_FAIL_COND_V(!variables.has(p_name),PropertyInfo());
return variables[p_name].info;
}
void VisualScript::set_variable_export(const StringName& p_name,bool p_export) {
ERR_FAIL_COND(!variables.has(p_name));
variables[p_name]._export=p_export;
}
bool VisualScript::get_variable_export(const StringName& p_name) const {
ERR_FAIL_COND_V(!variables.has(p_name),false);
return variables[p_name]._export;
}
void VisualScript::_set_variable_info(const StringName& p_name,const Dictionary& p_info) {
PropertyInfo pinfo;
if (p_info.has("type"))
pinfo.type=Variant::Type(int(p_info["type"]));
if (p_info.has("name"))
pinfo.name=p_info["name"];
if (p_info.has("hint"))
pinfo.hint=PropertyHint(int(p_info["hint"]));
if (p_info.has("hint_string"))
pinfo.hint_string=p_info["hint_string"];
if (p_info.has("usage"))
pinfo.usage=p_info["usage"];
set_variable_info(p_name,pinfo);
}
Dictionary VisualScript::_get_variable_info(const StringName& p_name) const{
PropertyInfo pinfo=get_variable_info(p_name);
Dictionary d;
d["type"]=pinfo.type;
d["name"]=pinfo.name;
d["hint"]=pinfo.hint;
d["hint_string"]=pinfo.hint_string;
d["usage"]=pinfo.usage;
return d;
}
void VisualScript::get_variable_list(List<StringName> *r_variables) const{
for (Map<StringName,Variable>::Element *E=variables.front();E;E=E->next()) {
r_variables->push_back(E->key());
}
r_variables->sort_custom<StringName::AlphCompare>();
}
void VisualScript::set_instance_base_type(const StringName& p_type) {
ERR_FAIL_COND( instances.size() );
base_type=p_type;
}
void VisualScript::rename_variable(const StringName& p_name,const StringName& p_new_name) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!variables.has(p_name));
if (p_new_name==p_name)
return;
ERR_FAIL_COND(!String(p_new_name).is_valid_identifier());
ERR_FAIL_COND(functions.has(p_new_name));
ERR_FAIL_COND(variables.has(p_new_name));
ERR_FAIL_COND(custom_signals.has(p_new_name));
variables[p_new_name]=variables[p_name];
variables.erase(p_name);
}
void VisualScript::add_custom_signal(const StringName& p_name) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!String(p_name).is_valid_identifier());
ERR_FAIL_COND(custom_signals.has(p_name));
custom_signals[p_name]=Vector<Argument>();
}
bool VisualScript::has_custom_signal(const StringName& p_name) const {
return custom_signals.has(p_name);
}
void VisualScript::custom_signal_add_argument(const StringName& p_func,Variant::Type p_type,const String& p_name,int p_index) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!custom_signals.has(p_func));
Argument arg;
arg.type=p_type;
arg.name=p_name;
if (p_index<0)
custom_signals[p_func].push_back(arg);
else
custom_signals[p_func].insert(0,arg);
}
void VisualScript::custom_signal_set_argument_type(const StringName& p_func,int p_argidx,Variant::Type p_type) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!custom_signals.has(p_func));
ERR_FAIL_INDEX(p_argidx,custom_signals[p_func].size());
custom_signals[p_func][p_argidx].type=p_type;
}
Variant::Type VisualScript::custom_signal_get_argument_type(const StringName& p_func,int p_argidx) const {
ERR_FAIL_COND_V(!custom_signals.has(p_func),Variant::NIL);
ERR_FAIL_INDEX_V(p_argidx,custom_signals[p_func].size(),Variant::NIL);
return custom_signals[p_func][p_argidx].type;
}
void VisualScript::custom_signal_set_argument_name(const StringName& p_func,int p_argidx,const String& p_name) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!custom_signals.has(p_func));
ERR_FAIL_INDEX(p_argidx,custom_signals[p_func].size());
custom_signals[p_func][p_argidx].name=p_name;
}
String VisualScript::custom_signal_get_argument_name(const StringName& p_func,int p_argidx) const {
ERR_FAIL_COND_V(!custom_signals.has(p_func),String());
ERR_FAIL_INDEX_V(p_argidx,custom_signals[p_func].size(),String());
return custom_signals[p_func][p_argidx].name;
}
void VisualScript::custom_signal_remove_argument(const StringName& p_func,int p_argidx) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!custom_signals.has(p_func));
ERR_FAIL_INDEX(p_argidx,custom_signals[p_func].size());
custom_signals[p_func].remove(p_argidx);
}
int VisualScript::custom_signal_get_argument_count(const StringName& p_func) const {
ERR_FAIL_COND_V(!custom_signals.has(p_func),0);
return custom_signals[p_func].size();
}
void VisualScript::custom_signal_swap_argument(const StringName& p_func,int p_argidx,int p_with_argidx) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!custom_signals.has(p_func));
ERR_FAIL_INDEX(p_argidx,custom_signals[p_func].size());
ERR_FAIL_INDEX(p_with_argidx,custom_signals[p_func].size());
SWAP( custom_signals[p_func][p_argidx], custom_signals[p_func][p_with_argidx] );
}
void VisualScript::remove_custom_signal(const StringName& p_name) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!custom_signals.has(p_name));
custom_signals.erase(p_name);
}
void VisualScript::rename_custom_signal(const StringName& p_name,const StringName& p_new_name) {
ERR_FAIL_COND( instances.size() );
ERR_FAIL_COND(!custom_signals.has(p_name));
if (p_new_name==p_name)
return;
ERR_FAIL_COND(!String(p_new_name).is_valid_identifier());
ERR_FAIL_COND(functions.has(p_new_name));
ERR_FAIL_COND(variables.has(p_new_name));
ERR_FAIL_COND(custom_signals.has(p_new_name));
custom_signals[p_new_name]=custom_signals[p_name];
custom_signals.erase(p_name);
}
void VisualScript::get_custom_signal_list(List<StringName> *r_custom_signals) const {
for (const Map<StringName,Vector<Argument> >::Element *E=custom_signals.front();E;E=E->next()) {
r_custom_signals->push_back(E->key());
}
r_custom_signals->sort_custom<StringName::AlphCompare>();
}
int VisualScript::get_available_id() const {
int max_id=0;
for (Map<StringName,Function>::Element *E=functions.front();E;E=E->next()) {
if (E->get().nodes.empty())
continue;
int last_id = E->get().nodes.back()->key();
max_id=MAX(max_id,last_id+1);
}
return max_id;
}
/////////////////////////////////
bool VisualScript::can_instance() const {
return true;//ScriptServer::is_scripting_enabled();
}
StringName VisualScript::get_instance_base_type() const {
return base_type;
}
Ref<Script> VisualScript::get_base_script() const {
return Ref<Script>(); // no inheritance in visual script
}
#ifdef TOOLS_ENABLED
void VisualScript::_placeholder_erased(PlaceHolderScriptInstance *p_placeholder) {
placeholders.erase(p_placeholder);
}
void VisualScript::_update_placeholders() {
if (placeholders.size()==0)
return; //no bother if no placeholders
List<PropertyInfo> pinfo;
Map<StringName,Variant> values;
for (Map<StringName,Variable>::Element *E=variables.front();E;E=E->next()) {
PropertyInfo p = E->get().info;
p.name=SCRIPT_VARIABLES_PREFIX+String(E->key());
pinfo.push_back(p);
values[p.name]=E->get().default_value;
}
for (Set<PlaceHolderScriptInstance*>::Element *E=placeholders.front();E;E=E->next()) {
E->get()->update(pinfo,values);
}
}
#endif
ScriptInstance* VisualScript::instance_create(Object *p_this) {
#ifdef TOOLS_ENABLED
if (!ScriptServer::is_scripting_enabled()) {
PlaceHolderScriptInstance *sins = memnew( PlaceHolderScriptInstance(VisualScriptLanguage::singleton,Ref<Script>((Script*)this),p_this));
placeholders.insert(sins);
List<PropertyInfo> pinfo;
Map<StringName,Variant> values;
for (Map<StringName,Variable>::Element *E=variables.front();E;E=E->next()) {
PropertyInfo p = E->get().info;
p.name=SCRIPT_VARIABLES_PREFIX+String(E->key());
pinfo.push_back(p);
values[p.name]=E->get().default_value;
}
sins->update(pinfo,values);
return sins;
}
#endif
VisualScriptInstance *instance=memnew( VisualScriptInstance );
instance->create(Ref<VisualScript>(this),p_this);
if (VisualScriptLanguage::singleton->lock)
VisualScriptLanguage::singleton->lock->lock();
instances[p_this]=instance;
if (VisualScriptLanguage::singleton->lock)
VisualScriptLanguage::singleton->lock->unlock();
return instance;
}
bool VisualScript::instance_has(const Object *p_this) const {
return instances.has((Object*)p_this);
}
bool VisualScript::has_source_code() const {
return false;
}
String VisualScript::get_source_code() const {
return String();
}
void VisualScript::set_source_code(const String& p_code) {
}
Error VisualScript::reload(bool p_keep_state) {
return OK;
}
bool VisualScript::is_tool() const {
return false;
}
String VisualScript::get_node_type() const {
return String();
}
ScriptLanguage *VisualScript::get_language() const {
return VisualScriptLanguage::singleton;
}
bool VisualScript::has_script_signal(const StringName& p_signal) const {
return custom_signals.has(p_signal);
}
void VisualScript::get_script_signal_list(List<MethodInfo> *r_signals) const {
for (const Map<StringName,Vector<Argument> >::Element *E=custom_signals.front();E;E=E->next()) {
MethodInfo mi;
mi.name=E->key();
for(int i=0;i<E->get().size();i++) {
PropertyInfo arg;
arg.type=E->get()[i].type;
arg.name=E->get()[i].name;
mi.arguments.push_back(arg);
}
r_signals->push_back(mi);
}
}
bool VisualScript::get_property_default_value(const StringName& p_property,Variant& r_value) const {
if (!script_variable_remap.has(p_property))
return false;
r_value=variables[ script_variable_remap[p_property] ].default_value;
return true;
}
void VisualScript::get_script_method_list(List<MethodInfo> *p_list) const {
for (Map<StringName,Function>::Element *E=functions.front();E;E=E->next()) {
MethodInfo mi;
mi.name=E->key();
if (E->get().function_id>=0) {
Ref<VisualScriptFunction> func=E->get().nodes[E->get().function_id].node;
if (func.is_valid()) {
for(int i=0;i<func->get_argument_count();i++) {
PropertyInfo arg;
arg.name=func->get_argument_name(i);
arg.type=func->get_argument_type(i);
mi.arguments.push_back(arg);
}
}
}
p_list->push_back(mi);
}
}
bool VisualScript::has_method(const StringName& p_method) const {
return functions.has(p_method);
}
MethodInfo VisualScript::get_method_info(const StringName& p_method) const{
const Map<StringName,Function>::Element *E=functions.find(p_method);
if (!E)
return MethodInfo();
MethodInfo mi;
mi.name=E->key();
if (E->get().function_id>=0) {
Ref<VisualScriptFunction> func=E->get().nodes[E->get().function_id].node;
if (func.is_valid()) {
for(int i=0;i<func->get_argument_count();i++) {
PropertyInfo arg;
arg.name=func->get_argument_name(i);
arg.type=func->get_argument_type(i);
mi.arguments.push_back(arg);
}
}
}
return mi;
}
void VisualScript::get_script_property_list(List<PropertyInfo> *p_list) const {
List<StringName> vars;
get_variable_list(&vars);
for (List<StringName>::Element *E=vars.front();E;E=E->next()) {
if (!variables[E->get()]._export)
continue;
p_list->push_back(variables[E->get()].info);
}
}
void VisualScript::_set_data(const Dictionary& p_data) {
Dictionary d = p_data;
if (d.has("base_type"))
base_type=d["base_type"];
variables.clear();
Array vars=d["variables"];
for (int i=0;i<vars.size();i++) {
Dictionary v=vars[i];
StringName name = v["name"];
add_variable(name);
_set_variable_info(name,v);
set_variable_default_value(name,v["default_value"]);
set_variable_export(name,v.has("export") && bool(v["export"]));
}
custom_signals.clear();
Array sigs=d["signals"];
for (int i=0;i<sigs.size();i++) {
Dictionary cs=sigs[i];
add_custom_signal(cs["name"]);
Array args=cs["arguments"];
for(int j=0;j<args.size();j+=2) {
custom_signal_add_argument(cs["name"],Variant::Type(int(args[j+1])),args[j]);
}
}
Array funcs=d["functions"];
functions.clear();
for (int i=0;i<funcs.size();i++) {
Dictionary func=funcs[i];
StringName name=func["name"];
//int id=func["function_id"];
add_function(name);
set_function_scroll(name,func["scroll"]);
Array nodes = func["nodes"];
for(int i=0;i<nodes.size();i+=3) {
add_node(name,nodes[i],nodes[i+2],nodes[i+1]);
}
Array sequence_connections=func["sequence_connections"];
for (int j=0;j<sequence_connections.size();j+=3) {
sequence_connect(name,sequence_connections[j+0],sequence_connections[j+1],sequence_connections[j+2]);
}
Array data_connections=func["data_connections"];
for (int j=0;j<data_connections.size();j+=4) {
data_connect(name,data_connections[j+0],data_connections[j+1],data_connections[j+2],data_connections[j+3]);
}
}
}
Dictionary VisualScript::_get_data() const{
Dictionary d;
d["base_type"]=base_type;
Array vars;
for (const Map<StringName,Variable>::Element *E=variables.front();E;E=E->next()) {
Dictionary var = _get_variable_info(E->key());
var["name"]=E->key(); //make sure it's the right one
var["default_value"]=E->get().default_value;
var["export"]=E->get()._export;
vars.push_back(var);
}
d["variables"]=vars;
Array sigs;
for (const Map<StringName,Vector<Argument> >::Element *E=custom_signals.front();E;E=E->next()) {
Dictionary cs;
cs["name"]=E->key();
Array args;
for(int i=0;i<E->get().size();i++) {
args.push_back(E->get()[i].name);
args.push_back(E->get()[i].type);
}
cs["arguments"]=args;
sigs.push_back(cs);
}
d["signals"]=sigs;
Array funcs;
for (const Map<StringName,Function>::Element *E=functions.front();E;E=E->next()) {
Dictionary func;
func["name"]=E->key();
func["function_id"]=E->get().function_id;
func["scroll"]=E->get().scroll;
Array nodes;
for (const Map<int,Function::NodeData>::Element *F=E->get().nodes.front();F;F=F->next()) {
nodes.push_back(F->key());
nodes.push_back(F->get().pos);
nodes.push_back(F->get().node);
}
func["nodes"]=nodes;
Array sequence_connections;
for (const Set<SequenceConnection>::Element *F=E->get().sequence_connections.front();F;F=F->next()) {
sequence_connections.push_back(F->get().from_node);
sequence_connections.push_back(F->get().from_output);
sequence_connections.push_back(F->get().to_node);
}
func["sequence_connections"]=sequence_connections;
Array data_connections;
for (const Set<DataConnection>::Element *F=E->get().data_connections.front();F;F=F->next()) {
data_connections.push_back(F->get().from_node);
data_connections.push_back(F->get().from_port);
data_connections.push_back(F->get().to_node);
data_connections.push_back(F->get().to_port);
}
func["data_connections"]=data_connections;
funcs.push_back(func);
}
d["functions"]=funcs;
return d;
}
void VisualScript::_bind_methods() {
ObjectTypeDB::bind_method(_MD("_node_ports_changed"),&VisualScript::_node_ports_changed);
ObjectTypeDB::bind_method(_MD("add_function","name"),&VisualScript::add_function);
ObjectTypeDB::bind_method(_MD("has_function","name"),&VisualScript::has_function);
ObjectTypeDB::bind_method(_MD("remove_function","name"),&VisualScript::remove_function);
ObjectTypeDB::bind_method(_MD("rename_function","name","new_name"),&VisualScript::rename_function);
ObjectTypeDB::bind_method(_MD("set_function_scroll","ofs"),&VisualScript::set_function_scroll);
ObjectTypeDB::bind_method(_MD("get_function_scroll"),&VisualScript::get_function_scroll);
ObjectTypeDB::bind_method(_MD("add_node","func","id","node","pos"),&VisualScript::add_node,DEFVAL(Point2()));
ObjectTypeDB::bind_method(_MD("remove_node","func","id"),&VisualScript::remove_node);
ObjectTypeDB::bind_method(_MD("get_function_node_id","name"),&VisualScript::get_function_node_id);
ObjectTypeDB::bind_method(_MD("get_node","func","id"),&VisualScript::get_node);
ObjectTypeDB::bind_method(_MD("has_node","func","id"),&VisualScript::has_node);
ObjectTypeDB::bind_method(_MD("set_node_pos","func","id","pos"),&VisualScript::set_node_pos);
ObjectTypeDB::bind_method(_MD("get_node_pos","func","id"),&VisualScript::get_node_pos);
ObjectTypeDB::bind_method(_MD("sequence_connect","func","from_node","from_output","to_node"),&VisualScript::sequence_connect);
ObjectTypeDB::bind_method(_MD("sequence_disconnect","func","from_node","from_output","to_node"),&VisualScript::sequence_disconnect);
ObjectTypeDB::bind_method(_MD("has_sequence_connection","func","from_node","from_output","to_node"),&VisualScript::has_sequence_connection);
ObjectTypeDB::bind_method(_MD("data_connect","func","from_node","from_port","to_node","to_port"),&VisualScript::data_connect);
ObjectTypeDB::bind_method(_MD("data_disconnect","func","from_node","from_port","to_node","to_port"),&VisualScript::data_disconnect);
ObjectTypeDB::bind_method(_MD("has_data_connection","func","from_node","from_port","to_node","to_port"),&VisualScript::has_data_connection);
ObjectTypeDB::bind_method(_MD("add_variable","name","default_value","export"),&VisualScript::add_variable,DEFVAL(Variant()),DEFVAL(false));
ObjectTypeDB::bind_method(_MD("has_variable","name"),&VisualScript::has_variable);
ObjectTypeDB::bind_method(_MD("remove_variable","name"),&VisualScript::remove_variable);
ObjectTypeDB::bind_method(_MD("set_variable_default_value","name","value"),&VisualScript::set_variable_default_value);
ObjectTypeDB::bind_method(_MD("get_variable_default_value","name"),&VisualScript::get_variable_default_value);
ObjectTypeDB::bind_method(_MD("set_variable_info","name","value"),&VisualScript::_set_variable_info);
ObjectTypeDB::bind_method(_MD("get_variable_info","name"),&VisualScript::_get_variable_info);
ObjectTypeDB::bind_method(_MD("set_variable_export","name","enable"),&VisualScript::set_variable_export);
ObjectTypeDB::bind_method(_MD("get_variable_export","name"),&VisualScript::get_variable_export);
ObjectTypeDB::bind_method(_MD("rename_variable","name","new_name"),&VisualScript::rename_variable);
ObjectTypeDB::bind_method(_MD("add_custom_signal","name"),&VisualScript::add_custom_signal);
ObjectTypeDB::bind_method(_MD("has_custom_signal","name"),&VisualScript::has_custom_signal);
ObjectTypeDB::bind_method(_MD("custom_signal_add_argument","name","type","argname","index"),&VisualScript::custom_signal_add_argument,DEFVAL(-1));
ObjectTypeDB::bind_method(_MD("custom_signal_set_argument_type","name","argidx","type"),&VisualScript::custom_signal_set_argument_type);
ObjectTypeDB::bind_method(_MD("custom_signal_get_argument_type","name","argidx"),&VisualScript::custom_signal_get_argument_type);
ObjectTypeDB::bind_method(_MD("custom_signal_set_argument_name","name","argidx","argname"),&VisualScript::custom_signal_set_argument_name);
ObjectTypeDB::bind_method(_MD("custom_signal_get_argument_name","name","argidx"),&VisualScript::custom_signal_get_argument_name);
ObjectTypeDB::bind_method(_MD("custom_signal_remove_argument","argidx"),&VisualScript::custom_signal_remove_argument);
ObjectTypeDB::bind_method(_MD("custom_signal_get_argument_count","name"),&VisualScript::custom_signal_get_argument_count);
ObjectTypeDB::bind_method(_MD("custom_signal_swap_argument","name","argidx","withidx"),&VisualScript::custom_signal_swap_argument);
ObjectTypeDB::bind_method(_MD("remove_custom_signal","name"),&VisualScript::remove_custom_signal);
ObjectTypeDB::bind_method(_MD("rename_custom_signal","name","new_name"),&VisualScript::rename_custom_signal);
//ObjectTypeDB::bind_method(_MD("set_variable_info","name","info"),&VScript::set_variable_info);
//ObjectTypeDB::bind_method(_MD("get_variable_info","name"),&VScript::set_variable_info);
ObjectTypeDB::bind_method(_MD("set_instance_base_type","type"),&VisualScript::set_instance_base_type);
ObjectTypeDB::bind_method(_MD("_set_data","data"),&VisualScript::_set_data);
ObjectTypeDB::bind_method(_MD("_get_data"),&VisualScript::_get_data);
ADD_PROPERTY(PropertyInfo(Variant::DICTIONARY,"data",PROPERTY_HINT_NONE,"",PROPERTY_USAGE_NOEDITOR),_SCS("_set_data"),_SCS("_get_data"));
ADD_SIGNAL(MethodInfo("node_ports_changed",PropertyInfo(Variant::STRING,"function"),PropertyInfo(Variant::INT,"id")));
}
VisualScript::VisualScript() {
base_type="Object";
}
VisualScript::~VisualScript() {
while(!functions.empty()) {
remove_function(functions.front()->key());
}
}
////////////////////////////////////////////
bool VisualScriptInstance::set(const StringName& p_name, const Variant& p_value) {
const Map<StringName,StringName>::Element *remap = script->script_variable_remap.find(p_name);
if (!remap)
return false;
Map<StringName,Variant>::Element *E=variables.find(remap->get());
ERR_FAIL_COND_V(!E,false);
E->get()=p_value;
return true;
}
bool VisualScriptInstance::get(const StringName& p_name, Variant &r_ret) const {
const Map<StringName,StringName>::Element *remap = script->script_variable_remap.find(p_name);
if (!remap)
return false;
const Map<StringName,Variant>::Element *E=variables.find(remap->get());
ERR_FAIL_COND_V(!E,false);
return E->get();
}
void VisualScriptInstance::get_property_list(List<PropertyInfo> *p_properties) const{
for (const Map<StringName,VisualScript::Variable>::Element *E=script->variables.front();E;E=E->next()) {
if (!E->get()._export)
continue;
PropertyInfo p = E->get().info;
p.name=SCRIPT_VARIABLES_PREFIX+String(E->key());
p_properties->push_back(p);
}
}
Variant::Type VisualScriptInstance::get_property_type(const StringName& p_name,bool *r_is_valid) const{
const Map<StringName,StringName>::Element *remap = script->script_variable_remap.find(p_name);
if (!remap) {
if (r_is_valid)
*r_is_valid=false;
return Variant::NIL;
}
const Map<StringName,VisualScript::Variable>::Element *E=script->variables.find(remap->get());
if (!E) {
if (r_is_valid)
*r_is_valid=false;
ERR_FAIL_V(Variant::NIL);
}
if (r_is_valid)
*r_is_valid=true;
return E->get().info.type;
}
void VisualScriptInstance::get_method_list(List<MethodInfo> *p_list) const{
for (const Map<StringName,VisualScript::Function>::Element *E=script->functions.front();E;E=E->next()) {
MethodInfo mi;
mi.name=E->key();
if (E->get().function_id>=0 && E->get().nodes.has(E->get().function_id)) {
Ref<VisualScriptFunction> vsf = E->get().nodes[E->get().function_id].node;
if (vsf.is_valid()) {
for(int i=0;i<vsf->get_argument_count();i++) {
PropertyInfo arg;
arg.name=vsf->get_argument_name(i);
arg.type=vsf->get_argument_type(i);
mi.arguments.push_back(arg);
}
//vsf->Get_ for now at least it does not return..
}
}
p_list->push_back(mi);
}
}
bool VisualScriptInstance::has_method(const StringName& p_method) const{
return script->functions.has(p_method);
}
//#define VSDEBUG(m_text) print_line(m_text)
#define VSDEBUG(m_text)
void VisualScriptInstance::_dependency_step(VisualScriptNodeInstance* node,int p_pass,int *pass_stack,const Variant **input_args,Variant **output_args,Variant *variant_stack,Variant::CallError& r_error,String& error_str,VisualScriptNodeInstance** r_error_node) {
ERR_FAIL_COND(node->pass_idx==-1);
if (pass_stack[node->pass_idx]==p_pass)
return;
pass_stack[node->pass_idx]=p_pass;
if (!node->dependencies.empty()) {
int dc = node->dependencies.size();
VisualScriptNodeInstance **deps=node->dependencies.ptr();
for(int i=0;i<dc;i++) {
_dependency_step(deps[i],p_pass,pass_stack,input_args,output_args,variant_stack,r_error,error_str,r_error_node);
if (r_error.error!=Variant::CallError::CALL_OK)
return;
}
}
for(int i=0;i<node->input_port_count;i++) {
int index = node->input_ports[i] & VisualScriptNodeInstance::INPUT_MASK;
if (node->input_ports[i] & VisualScriptNodeInstance::INPUT_DEFAULT_VALUE_BIT) {
//is a default value (unassigned input port)
input_args[i]=&default_values[index];
} else {
//regular temporary in stack
input_args[i]=&variant_stack[index];
}
}
for(int i=0 ; i<node->output_port_count ; i++) {
output_args[i] = &variant_stack[ node->output_ports[i] ];
}
Variant *working_mem=node->working_mem_idx>=0 ? &variant_stack[node->working_mem_idx] : (Variant*)NULL;
node->step(input_args,output_args,VisualScriptNodeInstance::START_MODE_BEGIN_SEQUENCE,working_mem,r_error,error_str);
//ignore return
if (r_error.error!=Variant::CallError::CALL_OK) {
*r_error_node=node;
}
}
Variant VisualScriptInstance::_call_internal(const StringName& p_method, void* p_stack, int p_stack_size, VisualScriptNodeInstance* p_node, int p_flow_stack_pos, int p_pass, bool p_resuming_yield, Variant::CallError &r_error) {
Map<StringName,Function>::Element *F = functions.find(p_method);
ERR_FAIL_COND_V(!F,Variant());
Function *f=&F->get();
//this call goes separate, so it can e yielded and suspended
Variant *variant_stack=(Variant*)p_stack;
bool *sequence_bits = (bool*)(variant_stack + f->max_stack);
const Variant **input_args=(const Variant**)(sequence_bits+f->node_count);
Variant **output_args=(Variant**)(input_args + max_input_args);
int flow_max = f->flow_stack_size;
int* flow_stack = flow_max? (int*)(output_args + max_output_args) : (int*)NULL;
int *pass_stack = flow_stack + flow_max;
String error_str;
VisualScriptNodeInstance* node=p_node;
bool error=false;
int current_node_id=f->node;
Variant return_value;
Variant *working_mem=NULL;
int flow_stack_pos=p_flow_stack_pos;
#ifdef DEBUG_ENABLED
if (ScriptDebugger::get_singleton()) {
VisualScriptLanguage::singleton->enter_function(this,&p_method,variant_stack,&working_mem,&current_node_id);
}
#endif
while(true) {
p_pass++; //increment pass
current_node_id=node->get_id();
VSDEBUG("==========AT NODE: "+itos(current_node_id)+" base: "+node->get_base_node()->get_type());
VSDEBUG("AT STACK POS: "+itos(flow_stack_pos));
//setup working mem
working_mem=node->working_mem_idx>=0 ? &variant_stack[node->working_mem_idx] : (Variant*)NULL;
VSDEBUG("WORKING MEM: "+itos(node->working_mem_idx));
if (current_node_id==f->node) {
//if function node, set up function arguments from begining of stack
for(int i=0;i<f->argument_count;i++) {
input_args[i]=&variant_stack[i];
}
} else {
//run dependencies first
if (!node->dependencies.empty()) {
int dc = node->dependencies.size();
VisualScriptNodeInstance **deps=node->dependencies.ptr();
for(int i=0;i<dc;i++) {
_dependency_step(deps[i],p_pass,pass_stack,input_args,output_args,variant_stack,r_error,error_str,&node);
if (r_error.error!=Variant::CallError::CALL_OK) {
error=true;
current_node_id=node->id;
break;
}
}
}
if (!error) {
//setup input pointers normally
VSDEBUG("INPUT PORTS: "+itos(node->input_port_count));
for(int i=0 ; i<node->input_port_count ; i++) {
int index = node->input_ports[i] & VisualScriptNodeInstance::INPUT_MASK;
if (node->input_ports[i] & VisualScriptNodeInstance::INPUT_DEFAULT_VALUE_BIT) {
//is a default value (unassigned input port)
input_args[i]=&default_values[index];
VSDEBUG("\tPORT "+itos(i)+" DEFAULT VAL");
} else {
//regular temporary in stack
input_args[i]=&variant_stack[index];
VSDEBUG("PORT "+itos(i)+" AT STACK "+itos(index));
}
}
}
}
if (error)
break;
//setup output pointers
VSDEBUG("OUTPUT PORTS: "+itos(node->output_port_count));
for(int i=0 ; i<node->output_port_count ; i++) {
output_args[i] = &variant_stack[ node->output_ports[i] ];
VSDEBUG("PORT "+itos(i)+" AT STACK "+itos(node->output_ports[i]));
}
//do step
VisualScriptNodeInstance::StartMode start_mode;
{
if (p_resuming_yield)
start_mode=VisualScriptNodeInstance::START_MODE_RESUME_YIELD;
else if (!flow_stack || !(flow_stack[flow_stack_pos] & VisualScriptNodeInstance::FLOW_STACK_PUSHED_BIT)) //if there is a push bit, it means we are continuing a sequence
start_mode=VisualScriptNodeInstance::START_MODE_BEGIN_SEQUENCE;
else
start_mode=VisualScriptNodeInstance::START_MODE_CONTINUE_SEQUENCE;
}
VSDEBUG("STEP - STARTSEQ: "+itos(start_mode));
int ret = node->step(input_args,output_args,start_mode,working_mem,r_error,error_str);
if (r_error.error!=Variant::CallError::CALL_OK) {
//use error from step
error=true;
break;
}
if (ret&VisualScriptNodeInstance::STEP_YIELD_BIT) {
//yielded!
if (node->get_working_memory_size()==0) {
r_error.error=Variant::CallError::CALL_ERROR_INVALID_METHOD;
error_str=RTR("A node yielded without working memory, please read the docs on how to yield properly!");
error=true;
break;
} else {
Ref<VisualScriptFunctionState> state = *working_mem;
if (!state.is_valid()) {
r_error.error=Variant::CallError::CALL_ERROR_INVALID_METHOD;
error_str=RTR("Node yielded, but did not return a function state in the first working memory.");
error=true;
break;
}
//step 1, capture all state
state->instance_id=get_owner_ptr()->get_instance_ID();
state->script_id=get_script()->get_instance_ID();
state->instance=this;
state->function=p_method;
state->working_mem_index=node->working_mem_idx;
state->variant_stack_size=f->max_stack;
state->node=node;
state->flow_stack_pos=flow_stack_pos;
state->stack.resize(p_stack_size);
state->pass=p_pass;
copymem(state->stack.ptr(),p_stack,p_stack_size);
//step 2, run away, return directly
r_error.error=Variant::CallError::CALL_OK;
#ifdef DEBUG_ENABLED
//will re-enter later, so exiting
if (ScriptDebugger::get_singleton()) {
VisualScriptLanguage::singleton->exit_function();
}
#endif
return state;
}
}
#ifdef DEBUG_ENABLED
if (ScriptDebugger::get_singleton()) {
// line
bool do_break=false;
if (ScriptDebugger::get_singleton()->get_lines_left()>0) {
if (ScriptDebugger::get_singleton()->get_depth()<=0)
ScriptDebugger::get_singleton()->set_lines_left( ScriptDebugger::get_singleton()->get_lines_left() -1 );
if (ScriptDebugger::get_singleton()->get_lines_left()<=0)
do_break=true;
}
if (ScriptDebugger::get_singleton()->is_breakpoint(current_node_id,source))
do_break=true;
if (do_break) {
VisualScriptLanguage::singleton->debug_break("Breakpoint",true);
}
ScriptDebugger::get_singleton()->line_poll();
}
#endif
int output = ret & VisualScriptNodeInstance::STEP_MASK;
VSDEBUG("STEP RETURN: "+itos(ret));
if (ret & VisualScriptNodeInstance::STEP_EXIT_FUNCTION_BIT) {
if (node->get_working_memory_size()==0) {
r_error.error=Variant::CallError::CALL_ERROR_INVALID_METHOD;
error_str=RTR("Return value must be assigned to first element of node working memory! Fix your node please.");
error=true;
} else {
//assign from working memory, first element
return_value=*working_mem;
}
VSDEBUG("EXITING FUNCTION - VALUE "+String(return_value));
break; //exit function requested, bye
}
VisualScriptNodeInstance *next=NULL; //next node
if ( (ret==output || ret&VisualScriptNodeInstance::STEP_FLAG_PUSH_STACK_BIT) && node->sequence_output_count) {
//if no exit bit was set, and has sequence outputs, guess next node
if (output<0 || output>=node->sequence_output_count) {
r_error.error=Variant::CallError::CALL_ERROR_INVALID_METHOD;
error_str=RTR("Node returned an invalid sequence output: ")+itos(output);
error=true;
break;
}
next = node->sequence_outputs[output];
if (next) {
VSDEBUG("GOT NEXT NODE - "+itos(next->get_id()));
} else {
VSDEBUG("GOT NEXT NODE - NULL");
}
}
if (flow_stack) {
//update flow stack pos (may have changed)
flow_stack[flow_stack_pos] = current_node_id;
//add stack push bit if requested
if (ret & VisualScriptNodeInstance::STEP_FLAG_PUSH_STACK_BIT) {
flow_stack[flow_stack_pos] |= VisualScriptNodeInstance::FLOW_STACK_PUSHED_BIT;
sequence_bits[ node ->sequence_index ]=true; //remember sequence bit
VSDEBUG("NEXT SEQ - FLAG BIT");
} else {
sequence_bits[ node ->sequence_index ]=false; //forget sequence bit
VSDEBUG("NEXT SEQ - NORMAL");
}
if (ret & VisualScriptNodeInstance::STEP_FLAG_GO_BACK_BIT) {
//go back request
if (flow_stack_pos>0) {
flow_stack_pos--;
node = instances[ flow_stack[flow_stack_pos] & VisualScriptNodeInstance::FLOW_STACK_MASK ];
VSDEBUG("NEXT IS GO BACK");
} else {
VSDEBUG("NEXT IS GO BACK, BUT NO NEXT SO EXIT");
break; //simply exit without value or error
}
} else if (next) {
if (sequence_bits[next->sequence_index]) {
// what happened here is that we are entering a node that is in the middle of doing a sequence (pushed stack) from the front
// because each node has a working memory, we can't really do a sub-sequence
// as a result, the sequence will be restarted and the stack will roll back to find where this node
// started the sequence
bool found = false;
for(int i=flow_stack_pos;i>=0;i--) {
if ( (flow_stack[i] & VisualScriptNodeInstance::FLOW_STACK_MASK ) == next->get_id() ) {
flow_stack_pos=i; //roll back and remove bit
flow_stack[i]=next->get_id();
sequence_bits[next->sequence_index]=false;
found=true;
}
}
if (!found) {
r_error.error=Variant::CallError::CALL_ERROR_INVALID_METHOD;
error_str=RTR("Found sequence bit but not the node in the stack, report bug!");
error=true;
break;
}
node=next;
VSDEBUG("RE-ENTERED A LOOP, RETURNED STACK POS TO - "+itos(flow_stack_pos));
} else {
// check for stack overflow
if (flow_stack_pos+1 >= flow_max) {
r_error.error=Variant::CallError::CALL_ERROR_INVALID_METHOD;
error_str=RTR("Stack overflow with stack depth: ")+itos(output);
error=true;
break;
}
node = next;
flow_stack_pos++;
flow_stack[flow_stack_pos]=node->get_id();
VSDEBUG("INCREASE FLOW STACK");
}
} else {
//no next node, try to go back in stack to pushed bit
bool found = false;
for(int i=flow_stack_pos;i>=0;i--) {
VSDEBUG("FS "+itos(i)+" - "+itos(flow_stack[i]));
if (flow_stack[i] & VisualScriptNodeInstance::FLOW_STACK_PUSHED_BIT) {
node = instances[ flow_stack[i] & VisualScriptNodeInstance::FLOW_STACK_MASK ];
flow_stack_pos=i;
found=true;
break;
}
}
if (!found) {
VSDEBUG("NO NEXT NODE, NO GO BACK, EXITING");
break; //done, couldn't find a push stack bit
}
VSDEBUG("NO NEXT NODE, GO BACK TO: "+itos(flow_stack_pos));
}
} else {
node=next; //stackless mode, simply assign next node
}
}
if (error) {
//error
// function, file, line, error, explanation
String err_file = script->get_path();
String err_func = p_method;
int err_line=current_node_id; //not a line but it works as one
if (node && (r_error.error!=Variant::CallError::CALL_ERROR_INVALID_METHOD || error_str==String())) {
if (r_error.error==Variant::CallError::CALL_ERROR_INVALID_ARGUMENT) {
int errorarg=r_error.argument;
error_str="Cannot convert argument "+itos(errorarg+1)+" to "+Variant::get_type_name(r_error.expected)+".";
} else if (r_error.error==Variant::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS) {
error_str="Expected "+itos(r_error.argument)+" arguments.";
} else if (r_error.error==Variant::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS) {
error_str="Expected "+itos(r_error.argument)+" arguments.";
} else if (r_error.error==Variant::CallError::CALL_ERROR_INVALID_METHOD) {
error_str="Invalid Call.";
} else if (r_error.error==Variant::CallError::CALL_ERROR_INSTANCE_IS_NULL) {
error_str="Instance is null";
}
}
//if (!GDScriptLanguage::get_singleton()->debug_break(err_text,false)) {
// debugger break did not happen
if (!VisualScriptLanguage::singleton->debug_break(error_str,false)) {
_err_print_error(err_func.utf8().get_data(),err_file.utf8().get_data(),err_line,error_str.utf8().get_data(),ERR_HANDLER_SCRIPT);
}
//}
} else {
//return_value=
}
#ifdef DEBUG_ENABLED
if (ScriptDebugger::get_singleton()) {
VisualScriptLanguage::singleton->exit_function();
}
#endif
//clean up variant stack
for(int i=0;i<f->max_stack;i++) {
variant_stack[i].~Variant();
}
return return_value;
}
Variant VisualScriptInstance::call(const StringName& p_method, const Variant** p_args, int p_argcount, Variant::CallError &r_error){
r_error.error=Variant::CallError::CALL_OK; //ok by default
Map<StringName,Function>::Element *F = functions.find(p_method);
if (!F) {
r_error.error=Variant::CallError::CALL_ERROR_INVALID_METHOD;
return Variant();
}
VSDEBUG("CALLING: "+String(p_method));
Function *f=&F->get();
int total_stack_size=0;
total_stack_size+=f->max_stack*sizeof(Variant); //variants
total_stack_size+=f->node_count*sizeof(bool);
total_stack_size+=(max_input_args+max_output_args)*sizeof(Variant*); //arguments
total_stack_size+=f->flow_stack_size*sizeof(int); //flow
total_stack_size+=f->pass_stack_size*sizeof(int);
VSDEBUG("STACK SIZE: "+itos(total_stack_size));
VSDEBUG("STACK VARIANTS: : "+itos(f->max_stack));
VSDEBUG("SEQBITS: : "+itos(f->node_count));
VSDEBUG("MAX INPUT: "+itos(max_input_args));
VSDEBUG("MAX OUTPUT: "+itos(max_output_args));
VSDEBUG("FLOW STACK SIZE: "+itos(f->flow_stack_size));
VSDEBUG("PASS STACK SIZE: "+itos(f->pass_stack_size));
void *stack = alloca(total_stack_size);
Variant *variant_stack=(Variant*)stack;
bool *sequence_bits = (bool*)(variant_stack + f->max_stack);
const Variant **input_args=(const Variant**)(sequence_bits+f->node_count);
Variant **output_args=(Variant**)(input_args + max_input_args);
int flow_max = f->flow_stack_size;
int* flow_stack = flow_max? (int*)(output_args + max_output_args) : (int*)NULL;
int *pass_stack = flow_stack + flow_max;
for(int i=0;i<f->node_count;i++) {
sequence_bits[i]=false; //all starts as false
}
zeromem(pass_stack,f->pass_stack_size*sizeof(int));
Map<int,VisualScriptNodeInstance*>::Element *E = instances.find(f->node);
if (!E) {
r_error.error=Variant::CallError::CALL_ERROR_INVALID_METHOD;
ERR_EXPLAIN("No VisualScriptFunction node in function!");
ERR_FAIL_V(Variant());
}
VisualScriptNodeInstance *node = E->get();
if (flow_stack) {
flow_stack[0]=node->get_id();
}
VSDEBUG("ARGUMENTS: "+itos(f->argument_count)=" RECEIVED: "+itos(p_argcount));
if (p_argcount<f->argument_count) {
r_error.error=Variant::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
r_error.argument=node->get_input_port_count();
return Variant();
}
if (p_argcount>f->argument_count) {
r_error.error=Variant::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS;
r_error.argument=node->get_input_port_count();
return Variant();
}
//allocate variant stack
for(int i=0;i<f->max_stack;i++) {
memnew_placement(&variant_stack[i],Variant);
}
//allocate function arguments (must be copied for yield to work properly)
for(int i=0;i<p_argcount;i++) {
variant_stack[i]=*p_args[i];
}
return _call_internal(p_method,stack,total_stack_size,node,0,0,false,r_error);
}
void VisualScriptInstance::notification(int p_notification){
//do nothing as this is called using virtual
Variant what=p_notification;
const Variant*whatp=&what;
Variant::CallError ce;
call(VisualScriptLanguage::singleton->notification,&whatp,1,ce); //do as call
}
Ref<Script> VisualScriptInstance::get_script() const{
return script;
}
ScriptInstance::RPCMode VisualScriptInstance::get_rpc_mode(const StringName& p_method) const {
const Map<StringName,VisualScript::Function>::Element *E = script->functions.find(p_method);
if (!E) {
return RPC_MODE_DISABLED;
}
if (E->get().function_id>=0 && E->get().nodes.has(E->get().function_id)) {
Ref<VisualScriptFunction> vsf = E->get().nodes[E->get().function_id].node;
if (vsf.is_valid()) {
return vsf->get_rpc_mode();
}
}
return RPC_MODE_DISABLED;
}
ScriptInstance::RPCMode VisualScriptInstance::get_rset_mode(const StringName& p_variable) const {
return RPC_MODE_DISABLED;
}
void VisualScriptInstance::create(const Ref<VisualScript>& p_script,Object *p_owner) {
script=p_script;
owner=p_owner;
source=p_script->get_path();
max_input_args = 0;
max_output_args = 0;
if (p_owner->cast_to<Node>()) {
//turn on these if they exist and base is a node
Node* node = p_owner->cast_to<Node>();
if (p_script->functions.has("_process"))
node->set_process(true);
if (p_script->functions.has("_fixed_process"))
node->set_fixed_process(true);
if (p_script->functions.has("_input"))
node->set_process_input(true);
if (p_script->functions.has("_unhandled_input"))
node->set_process_unhandled_input(true);
if (p_script->functions.has("_unhandled_key_input"))
node->set_process_unhandled_key_input(true);
}
for(const Map<StringName,VisualScript::Variable>::Element *E=script->variables.front();E;E=E->next()) {
variables[E->key()]=E->get().default_value;
//no hacer que todo exporte, solo las que queres!
}
for(const Map<StringName,VisualScript::Function>::Element *E=script->functions.front();E;E=E->next()) {
Function function;
function.node=E->get().function_id;
function.max_stack=0;
function.flow_stack_size=0;
function.pass_stack_size=0;
function.node_count=0;
Map<StringName,int> local_var_indices;
if (function.node<0) {
VisualScriptLanguage::singleton->debug_break_parse(get_script()->get_path(),0,"No start node in function: "+String(E->key()));
ERR_CONTINUE( function.node < 0 );
}
{
Ref<VisualScriptFunction> func_node = script->get_node(E->key(),E->get().function_id);
if (func_node.is_null()) {
VisualScriptLanguage::singleton->debug_break_parse(get_script()->get_path(),0,"No VisualScriptFunction typed start node in function: "+String(E->key()));
}
ERR_CONTINUE( !func_node.is_valid() );
function.argument_count=func_node->get_argument_count();
function.max_stack+=function.argument_count;
function.flow_stack_size= func_node->is_stack_less() ? 0 : func_node->get_stack_size();
}
//multiple passes are required to set up this complex thing..
//first create the nodes
for (const Map<int,VisualScript::Function::NodeData>::Element *F=E->get().nodes.front();F;F=F->next()) {
Ref<VisualScriptNode> node = F->get().node;
VisualScriptNodeInstance *instance = node->instance(this); //create instance
ERR_FAIL_COND(!instance);
instance->base=node.ptr();
instance->id=F->key();
instance->input_port_count = node->get_input_value_port_count();
instance->output_port_count = node->get_output_value_port_count();
instance->sequence_output_count = node->get_output_sequence_port_count();
instance->sequence_index=function.node_count++;
instance->pass_idx=-1;
if (instance->input_port_count) {
instance->input_ports = memnew_arr(int,instance->input_port_count);
for(int i=0;i<instance->input_port_count;i++) {
instance->input_ports[i]=-1; //if not assigned, will become default value
}
}
if (instance->output_port_count) {
instance->output_ports = memnew_arr(int,instance->output_port_count);
for(int i=0;i<instance->output_port_count;i++) {
instance->output_ports[i]=-1; //if not assigned, will output to trash
}
}
if (instance->sequence_output_count) {
instance->sequence_outputs = memnew_arr(VisualScriptNodeInstance*,instance->sequence_output_count);
for(int i=0;i<instance->sequence_output_count;i++) {
instance->sequence_outputs[i]=NULL; //if it remains null, flow ends here
}
}
if (node->cast_to<VisualScriptLocalVar>() || node->cast_to<VisualScriptLocalVarSet>()) {
//working memory is shared only for this node, for the same variables
Ref<VisualScriptLocalVar> vslv = node;
StringName var_name;
if (node->cast_to<VisualScriptLocalVar>())
var_name = String(node->cast_to<VisualScriptLocalVar>()->get_var_name()).strip_edges();
else
var_name = String(node->cast_to<VisualScriptLocalVarSet>()->get_var_name()).strip_edges();
if (!local_var_indices.has(var_name)) {
local_var_indices[var_name]=function.max_stack;
function.max_stack++;
}
instance->working_mem_idx=local_var_indices[var_name];
} else if (instance->get_working_memory_size()) {
instance->working_mem_idx = function.max_stack;
function.max_stack+=instance->get_working_memory_size();
} else {
instance->working_mem_idx=-1; //no working mem
}
max_input_args = MAX( max_input_args, instance->input_port_count );
max_output_args = MAX( max_output_args, instance->output_port_count );
instances[F->key()]=instance;
}
function.trash_pos = function.max_stack++; //create pos for trash
//second pass, do data connections
for(const Set<VisualScript::DataConnection>::Element *F=E->get().data_connections.front();F;F=F->next()) {
VisualScript::DataConnection dc = F->get();
ERR_CONTINUE(!instances.has(dc.from_node));
VisualScriptNodeInstance *from = instances[dc.from_node];
ERR_CONTINUE(!instances.has(dc.to_node));
VisualScriptNodeInstance *to = instances[dc.to_node];
ERR_CONTINUE(dc.from_port >= from->output_port_count);
ERR_CONTINUE(dc.to_port >= to->input_port_count);
if (from->output_ports[dc.from_port]==-1) {
int stack_pos = function.max_stack++;
from->output_ports[dc.from_port] = stack_pos;
}
if (from->get_sequence_output_count()==0 && to->dependencies.find(from)==-1) {
//if the node we are reading from has no output sequence, we must call step() before reading from it.
if (from->pass_idx==-1) {
from->pass_idx=function.pass_stack_size;
function.pass_stack_size++;
}
to->dependencies.push_back(from);
}
to->input_ports[dc.to_port] = from->output_ports[dc.from_port]; //read from wherever the stack is
}
//third pass, do sequence connections
for(const Set<VisualScript::SequenceConnection>::Element *F=E->get().sequence_connections.front();F;F=F->next()) {
VisualScript::SequenceConnection sc = F->get();
ERR_CONTINUE(!instances.has(sc.from_node));
VisualScriptNodeInstance *from = instances[sc.from_node];
ERR_CONTINUE(!instances.has(sc.to_node));
VisualScriptNodeInstance *to = instances[sc.to_node];
ERR_CONTINUE(sc.from_output >= from->sequence_output_count);
from->sequence_outputs[sc.from_output]=to;
}
//fourth pass:
// 1) unassigned input ports to default values
// 2) connect unassigned output ports to trash
for (const Map<int,VisualScript::Function::NodeData>::Element *F=E->get().nodes.front();F;F=F->next()) {
ERR_CONTINUE(!instances.has(F->key()));
Ref<VisualScriptNode> node = F->get().node;
VisualScriptNodeInstance *instance = instances[F->key()];
// conect to default values
for(int i=0;i<instance->input_port_count;i++) {
if (instance->input_ports[i]==-1) {
//unassigned, connect to default val
instance->input_ports[i] = default_values.size() | VisualScriptNodeInstance::INPUT_DEFAULT_VALUE_BIT;
default_values.push_back( node->get_default_input_value(i) );
}
}
// conect to trash
for(int i=0;i<instance->output_port_count;i++) {
if (instance->output_ports[i]==-1) {
instance->output_ports[i] = function.trash_pos; //trash is same for all
}
}
}
functions[E->key()]=function;
}
}
ScriptLanguage *VisualScriptInstance::get_language(){
return VisualScriptLanguage::singleton;
}
VisualScriptInstance::VisualScriptInstance() {
}
VisualScriptInstance::~VisualScriptInstance() {
if (VisualScriptLanguage::singleton->lock)
VisualScriptLanguage::singleton->lock->lock();
script->instances.erase(owner);
if (VisualScriptLanguage::singleton->lock)
VisualScriptLanguage::singleton->lock->unlock();
for (Map<int,VisualScriptNodeInstance*>::Element *E=instances.front();E;E=E->next()) {
memdelete(E->get());
}
}
/////////////////////////////////////////////
/////////////////////
Variant VisualScriptFunctionState::_signal_callback(const Variant** p_args, int p_argcount, Variant::CallError& r_error) {
ERR_FAIL_COND_V(function==StringName(),Variant());
#ifdef DEBUG_ENABLED
if (instance_id && !ObjectDB::get_instance(instance_id)) {
ERR_EXPLAIN("Resumed after yield, but class instance is gone");
ERR_FAIL_V(Variant());
}
if (script_id && !ObjectDB::get_instance(script_id)) {
ERR_EXPLAIN("Resumed after yield, but script is gone");
ERR_FAIL_V(Variant());
}
#endif
r_error.error=Variant::CallError::CALL_OK;
Array args;
if (p_argcount==0) {
r_error.error=Variant::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
r_error.argument=1;
return Variant();
} else if (p_argcount==1) {
//noooneee, reserved for me, me and only me.
} else {
for(int i=0;i<p_argcount-1;i++) {
args.push_back(*p_args[i]);
}
}
Ref<VisualScriptFunctionState> self = *p_args[p_argcount-1]; //hi, I'm myself, needed this to remain alive.
if (self.is_null()) {
r_error.error=Variant::CallError::CALL_ERROR_INVALID_ARGUMENT;
r_error.argument=p_argcount-1;
r_error.expected=Variant::OBJECT;
return Variant();
}
r_error.error=Variant::CallError::CALL_OK;
Variant *working_mem = ((Variant*)stack.ptr()) + working_mem_index;
*working_mem=args; //arguments go to working mem.
Variant ret = instance->_call_internal(function,stack.ptr(),stack.size(),node,flow_stack_pos,pass,true,r_error);
function=StringName(); //invalidate
return ret;
}
void VisualScriptFunctionState::connect_to_signal(Object* p_obj, const String& p_signal, Array p_binds) {
Vector<Variant> binds;
for(int i=0;i<p_binds.size();i++) {
binds.push_back(p_binds[i]);
}
binds.push_back(Ref<VisualScriptFunctionState>(this)); //add myself on the back to avoid dying from unreferencing
p_obj->connect(p_signal,this,"_signal_callback",binds);
}
bool VisualScriptFunctionState::is_valid() const {
return function!=StringName();
}
Variant VisualScriptFunctionState::resume(Array p_args) {
ERR_FAIL_COND_V(function==StringName(),Variant());
#ifdef DEBUG_ENABLED
if (instance_id && !ObjectDB::get_instance(instance_id)) {
ERR_EXPLAIN("Resumed after yield, but class instance is gone");
ERR_FAIL_V(Variant());
}
if (script_id && !ObjectDB::get_instance(script_id)) {
ERR_EXPLAIN("Resumed after yield, but script is gone");
ERR_FAIL_V(Variant());
}
#endif
Variant::CallError r_error;
r_error.error=Variant::CallError::CALL_OK;
Variant *working_mem = ((Variant*)stack.ptr()) + working_mem_index;
*working_mem=p_args; //arguments go to working mem.
Variant ret= instance->_call_internal(function,stack.ptr(),stack.size(),node,flow_stack_pos,pass,true,r_error);
function=StringName(); //invalidate
return ret;
}
void VisualScriptFunctionState::_bind_methods() {
ObjectTypeDB::bind_method(_MD("connect_to_signal","obj","signals","args"),&VisualScriptFunctionState::connect_to_signal);
ObjectTypeDB::bind_method(_MD("resume:Array","args"),&VisualScriptFunctionState::resume,DEFVAL(Variant()));
ObjectTypeDB::bind_method(_MD("is_valid"),&VisualScriptFunctionState::is_valid);
ObjectTypeDB::bind_native_method(METHOD_FLAGS_DEFAULT,"_signal_callback",&VisualScriptFunctionState::_signal_callback,MethodInfo("_signal_callback"));
}
VisualScriptFunctionState::VisualScriptFunctionState() {
}
VisualScriptFunctionState::~VisualScriptFunctionState() {
if (function!=StringName()) {
Variant *s = ((Variant*)stack.ptr());
for(int i=0;i<variant_stack_size;i++) {
s[i].~Variant();
}
}
}
///////////////////////////////////////////////
String VisualScriptLanguage::get_name() const {
return "VisualScript";
}
/* LANGUAGE FUNCTIONS */
void VisualScriptLanguage::init() {
}
String VisualScriptLanguage::get_type() const {
return "VisualScript";
}
String VisualScriptLanguage::get_extension() const {
return "vs";
}
Error VisualScriptLanguage::execute_file(const String& p_path) {
return OK;
}
void VisualScriptLanguage::finish() {
}
/* EDITOR FUNCTIONS */
void VisualScriptLanguage::get_reserved_words(List<String> *p_words) const {
}
void VisualScriptLanguage::get_comment_delimiters(List<String> *p_delimiters) const {
}
void VisualScriptLanguage::get_string_delimiters(List<String> *p_delimiters) const {
}
Ref<Script> VisualScriptLanguage::get_template(const String& p_class_name, const String& p_base_class_name) const {
Ref<VisualScript> script;
script.instance();
script->set_instance_base_type(p_base_class_name);
return script;
}
bool VisualScriptLanguage::validate(const String& p_script, int &r_line_error,int &r_col_error,String& r_test_error, const String& p_path,List<String> *r_functions) const {
return false;
}
Script *VisualScriptLanguage::create_script() const {
return memnew( VisualScript );
}
bool VisualScriptLanguage::has_named_classes() const {
return false;
}
int VisualScriptLanguage::find_function(const String& p_function,const String& p_code) const {
return -1;
}
String VisualScriptLanguage::make_function(const String& p_class,const String& p_name,const StringArray& p_args) const {
return String();
}
void VisualScriptLanguage::auto_indent_code(String& p_code,int p_from_line,int p_to_line) const {
}
void VisualScriptLanguage::add_global_constant(const StringName& p_variable,const Variant& p_value) {
}
/* DEBUGGER FUNCTIONS */
bool VisualScriptLanguage::debug_break_parse(const String& p_file, int p_node,const String& p_error) {
//break because of parse error
if (ScriptDebugger::get_singleton() && Thread::get_caller_ID()==Thread::get_main_ID()) {
_debug_parse_err_node=p_node;
_debug_parse_err_file=p_file;
_debug_error=p_error;
ScriptDebugger::get_singleton()->debug(this,false);
return true;
} else {
return false;
}
}
bool VisualScriptLanguage::debug_break(const String& p_error,bool p_allow_continue) {
if (ScriptDebugger::get_singleton() && Thread::get_caller_ID()==Thread::get_main_ID()) {
_debug_parse_err_node=-1;
_debug_parse_err_file="";
_debug_error=p_error;
ScriptDebugger::get_singleton()->debug(this,p_allow_continue);
return true;
} else {
return false;
}
}
String VisualScriptLanguage::debug_get_error() const {
return _debug_error;
}
int VisualScriptLanguage::debug_get_stack_level_count() const {
if (_debug_parse_err_node>=0)
return 1;
return _debug_call_stack_pos;
}
int VisualScriptLanguage::debug_get_stack_level_line(int p_level) const {
if (_debug_parse_err_node>=0)
return _debug_parse_err_node;
ERR_FAIL_INDEX_V(p_level,_debug_call_stack_pos,-1);
int l = _debug_call_stack_pos - p_level -1;
return *(_call_stack[l].current_id);
}
String VisualScriptLanguage::debug_get_stack_level_function(int p_level) const {
if (_debug_parse_err_node>=0)
return "";
ERR_FAIL_INDEX_V(p_level,_debug_call_stack_pos,"");
int l = _debug_call_stack_pos - p_level -1;
return *_call_stack[l].function;
}
String VisualScriptLanguage::debug_get_stack_level_source(int p_level) const {
if (_debug_parse_err_node>=0)
return _debug_parse_err_file;
ERR_FAIL_INDEX_V(p_level,_debug_call_stack_pos,"");
int l = _debug_call_stack_pos - p_level -1;
return _call_stack[l].instance->get_script_ptr()->get_path();
}
void VisualScriptLanguage::debug_get_stack_level_locals(int p_level,List<String> *p_locals, List<Variant> *p_values, int p_max_subitems,int p_max_depth) {
if (_debug_parse_err_node>=0)
return;
ERR_FAIL_INDEX(p_level,_debug_call_stack_pos);
int l = _debug_call_stack_pos - p_level -1;
const StringName *f = _call_stack[l].function;
ERR_FAIL_COND(!_call_stack[l].instance->functions.has(*f));
VisualScriptInstance::Function *func = &_call_stack[l].instance->functions[*f];
VisualScriptNodeInstance *node =_call_stack[l].instance->instances[*_call_stack[l].current_id];
ERR_FAIL_COND(!node);
p_locals->push_back("node_name");
p_values->push_back(node->get_base_node()->get_text());
for(int i=0;i<node->input_port_count;i++) {
String name = node->get_base_node()->get_input_value_port_info(i).name;
if (name==String()) {
name="in_"+itos(i);
}
p_locals->push_back("input/"+name);
//value is trickier
int in_from = node->input_ports[i];
int in_value = in_from&VisualScriptNodeInstance::INPUT_MASK;
if (in_from&VisualScriptNodeInstance::INPUT_DEFAULT_VALUE_BIT) {
p_values->push_back(_call_stack[l].instance->default_values[in_value]);
} else {
p_values->push_back( _call_stack[l].stack[ in_value] );
}
}
for(int i=0;i<node->output_port_count;i++) {
String name = node->get_base_node()->get_output_value_port_info(i).name;
if (name==String()) {
name="out_"+itos(i);
}
p_locals->push_back("output/"+name);
//value is trickier
int in_from = node->output_ports[i];
p_values->push_back( _call_stack[l].stack[ in_from] );
}
for(int i=0;i<node->get_working_memory_size();i++) {
p_locals->push_back("working_mem/mem_"+itos(i));
p_values->push_back( (*_call_stack[l].work_mem)[i]);
}
/*
ERR_FAIL_INDEX(p_level,_debug_call_stack_pos);
VisualFunction *f = _call_stack[l].function;
List<Pair<StringName,int> > locals;
f->debug_get_stack_member_state(*_call_stack[l].line,&locals);
for( List<Pair<StringName,int> >::Element *E = locals.front();E;E=E->next() ) {
p_locals->push_back(E->get().first);
p_values->push_back(_call_stack[l].stack[E->get().second]);
}
*/
}
void VisualScriptLanguage::debug_get_stack_level_members(int p_level,List<String> *p_members, List<Variant> *p_values, int p_max_subitems,int p_max_depth) {
if (_debug_parse_err_node>=0)
return;
ERR_FAIL_INDEX(p_level,_debug_call_stack_pos);
int l = _debug_call_stack_pos - p_level -1;
Ref<VisualScript> vs = _call_stack[l].instance->get_script();
if (vs.is_null())
return;
List<StringName> vars;
vs->get_variable_list(&vars);
for (List<StringName>::Element *E=vars.front();E;E=E->next()) {
Variant v;
if (_call_stack[l].instance->get_variable(E->get(),&v)) {
p_members->push_back("variables/"+E->get());
p_values->push_back(v);
}
}
}
void VisualScriptLanguage::debug_get_globals(List<String> *p_locals, List<Variant> *p_values, int p_max_subitems,int p_max_depth) {
//no globals are really reachable in gdscript
}
String VisualScriptLanguage::debug_parse_stack_level_expression(int p_level,const String& p_expression,int p_max_subitems,int p_max_depth) {
if (_debug_parse_err_node>=0)
return "";
return "";
}
void VisualScriptLanguage::reload_all_scripts() {
}
void VisualScriptLanguage::reload_tool_script(const Ref<Script>& p_script,bool p_soft_reload) {
}
/* LOADER FUNCTIONS */
void VisualScriptLanguage::get_recognized_extensions(List<String> *p_extensions) const {
p_extensions->push_back("vs");
}
void VisualScriptLanguage::get_public_functions(List<MethodInfo> *p_functions) const {
}
void VisualScriptLanguage::get_public_constants(List<Pair<String,Variant> > *p_constants) const {
}
void VisualScriptLanguage::profiling_start() {
}
void VisualScriptLanguage::profiling_stop() {
}
int VisualScriptLanguage::profiling_get_accumulated_data(ProfilingInfo *p_info_arr,int p_info_max) {
return 0;
}
int VisualScriptLanguage::profiling_get_frame_data(ProfilingInfo *p_info_arr,int p_info_max) {
return 0;
}
VisualScriptLanguage* VisualScriptLanguage::singleton=NULL;
void VisualScriptLanguage::add_register_func(const String& p_name,VisualScriptNodeRegisterFunc p_func) {
ERR_FAIL_COND(register_funcs.has(p_name));
register_funcs[p_name]=p_func;
}
Ref<VisualScriptNode> VisualScriptLanguage::create_node_from_name(const String& p_name) {
ERR_FAIL_COND_V(!register_funcs.has(p_name),Ref<VisualScriptNode>());
return register_funcs[p_name](p_name);
}
void VisualScriptLanguage::get_registered_node_names(List<String> *r_names) {
for (Map<String,VisualScriptNodeRegisterFunc>::Element *E=register_funcs.front();E;E=E->next()) {
r_names->push_back(E->key());
}
}
VisualScriptLanguage::VisualScriptLanguage() {
notification="_notification";
_step="_step";
_subcall="_subcall";
singleton=this;
#ifndef NO_THREADS
lock = Mutex::create();
#endif
_debug_parse_err_node=-1;
_debug_parse_err_file="";
_debug_call_stack_pos=0;
int dmcs=GLOBAL_DEF("debug/script_max_call_stack",1024);
if (ScriptDebugger::get_singleton()) {
//debugging enabled!
_debug_max_call_stack = dmcs;
if (_debug_max_call_stack<1024)
_debug_max_call_stack=1024;
_call_stack = memnew_arr( CallLevel, _debug_max_call_stack+1 );
} else {
_debug_max_call_stack=0;
_call_stack=NULL;
}
}
VisualScriptLanguage::~VisualScriptLanguage() {
if (lock)
memdelete(lock);
if (_call_stack) {
memdelete_arr(_call_stack);
}
singleton=NULL;
}
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