mirror of
https://github.com/godotengine/godot-visual-script.git
synced 2026-01-03 10:09:19 +03:00
VisualScript can now execute visual scripts, but there is no debugger or profiler yet.
This commit is contained in:
Juan Linietsky
162
visual_script.h
162
visual_script.h
@@ -4,7 +4,7 @@
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#include "script_language.h"
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class VScriptInstance;
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class VisualScriptInstance;
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class VisualScriptNodeInstance;
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class VisualScript;
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@@ -45,22 +45,69 @@ public:
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virtual String get_caption() const=0;
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virtual String get_text() const=0;
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virtual String get_category() const=0;
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virtual VisualScriptNodeInstance* instance(VScriptInstance* p_instance)=0;
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virtual VisualScriptNodeInstance* instance(VisualScriptInstance* p_instance)=0;
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};
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class VisualScriptNodeInstance {
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friend class VisualScriptInstance;
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enum { //input argument addressing
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INPUT_SHIFT=1<<24,
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INPUT_MASK=INPUT_SHIFT-1,
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INPUT_DEFAULT_VALUE_BIT=INPUT_SHIFT, // from unassigned input port, using default value (edited by user)
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INPUT_UNSEQUENCED_READ_BIT=INPUT_SHIFT<<1, //from unsequenced read (requires calling a function, used for constants, variales, etc).
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};
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int id;
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int sequence_index;
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VisualScriptNodeInstance **sequence_outputs;
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int sequence_output_count;
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int *input_ports;
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int input_port_count;
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int *output_ports;
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int output_port_count;
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int working_mem_idx;
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VisualScriptNode *base;
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public:
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virtual int step()=0; //do a step, return which sequence port to go out
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enum {
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STEP_SHIFT=1<<24,
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STEP_MASK=STEP_SHIFT-1,
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STEP_FLAG_PUSH_STACK_BIT=STEP_SHIFT, //push bit to stack
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STEP_FLAG_GO_BACK_BIT=STEP_SHIFT<<1, //go back to previous node
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STEP_EXIT_FUNCTION_BIT=STEP_SHIFT<<2, //return from function
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virtual Variant get_input_value(int p_idx)=0;
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virtual Variant get_output_value(int p_idx)=0;
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FLOW_STACK_PUSHED_BIT=1<<30, //in flow stack, means bit was pushed (must go back here if end of sequence)
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FLOW_STACK_MASK=FLOW_STACK_PUSHED_BIT-1
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virtual VisualScriptNode* get_node()=0;
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};
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_FORCE_INLINE_ int get_input_port_count() const { return input_port_count; }
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_FORCE_INLINE_ int get_output_port_count() const { return output_port_count; }
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_FORCE_INLINE_ int get_sequence_output_count() const { return sequence_output_count; }
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_FORCE_INLINE_ int get_id() const { return id; }
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virtual int get_working_memory_size() const { return 0; }
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//unsequenced ports are those that can return a value even if no sequence happened through them, used for constants, variables, etc.
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virtual bool is_output_port_unsequenced(int p_idx) const { return false; }
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virtual bool get_output_port_unsequenced(int p_idx,Variant* r_value,Variant* p_working_mem,String &r_error) const { return true; }
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virtual int step(const Variant** p_inputs,Variant** p_outputs,bool p_start_sequence,Variant* p_working_mem,Variant::CallError& r_error,String& r_error_str)=0; //do a step, return which sequence port to go out
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Ref<VisualScriptNode> get_base_node() { return Ref<VisualScriptNode>( base ); }
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VisualScriptNodeInstance();
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virtual ~VisualScriptNodeInstance();
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};
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@@ -112,6 +159,7 @@ public:
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private:
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friend class VisualScriptInstance;
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StringName base_type;
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struct Argument {
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@@ -133,6 +181,7 @@ private:
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int function_id;
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Function() { function_id=-1; }
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};
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@@ -146,8 +195,18 @@ private:
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Map<StringName,Function> functions;
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Map<StringName,Variable> variables;
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Map<StringName,StringName> script_variable_remap;
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Map<StringName,Vector<Argument> > custom_signals;
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Map<Object*,VisualScriptInstance*> instances;
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#ifdef TOOLS_ENABLED
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Set<PlaceHolderScriptInstance*> placeholders;
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//void _update_placeholder(PlaceHolderScriptInstance *p_placeholder);
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virtual void _placeholder_erased(PlaceHolderScriptInstance *p_placeholder);
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void _update_placeholders();
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#endif
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void _set_variable_info(const StringName& p_name,const Dictionary& p_info);
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Dictionary _get_variable_info(const StringName& p_name) const;
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@@ -248,15 +307,103 @@ public:
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};
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class VisualScriptInstance : public ScriptInstance {
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Object *owner;
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Ref<VisualScript> script;
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Map<StringName,Variant> variables; //using variable path, not script
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Map<int,VisualScriptNodeInstance*> instances;
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struct Function {
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int node;
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int max_stack;
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int trash_pos;
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int return_pos;
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int flow_stack_size;
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int node_count;
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int argument_count;
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bool valid;
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struct UnsequencedGet {
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VisualScriptNodeInstance* from;
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int from_port;
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int to_stack;
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};
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Vector<UnsequencedGet> unsequenced_gets;
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};
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Map<StringName,Function> functions;
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Vector<Variant> default_values;
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int max_input_args,max_output_args;
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//Map<StringName,Function> functions;
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public:
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virtual bool set(const StringName& p_name, const Variant& p_value);
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virtual bool get(const StringName& p_name, Variant &r_ret) const;
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virtual void get_property_list(List<PropertyInfo> *p_properties) const;
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virtual Variant::Type get_property_type(const StringName& p_name,bool *r_is_valid=NULL) const;
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virtual void get_method_list(List<MethodInfo> *p_list) const;
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virtual bool has_method(const StringName& p_method) const;
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virtual Variant call(const StringName& p_method,const Variant** p_args,int p_argcount,Variant::CallError &r_error);
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virtual void notification(int p_notification);
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bool set_variable(const StringName& p_variable,const Variant& p_value) {
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Map<StringName,Variant>::Element *E=variables.find(p_variable);
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if (!E)
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return false;
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E->get()=p_value;
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return true;
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}
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bool get_variable(const StringName& p_variable,Variant* r_variable) const {
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const Map<StringName,Variant>::Element *E=variables.find(p_variable);
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if (!E)
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return false;
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*r_variable=E->get();
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return true;
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}
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virtual Ref<Script> get_script() const;
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_FORCE_INLINE_ VisualScript *get_script_ptr() { return script.ptr(); }
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_FORCE_INLINE_ Object *get_owner_ptr() { return owner; }
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void create(const Ref<VisualScript>& p_script,Object *p_owner);
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virtual ScriptLanguage *get_language();
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VisualScriptInstance();
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~VisualScriptInstance();
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};
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typedef Ref<VisualScriptNode> (*VisualScriptNodeRegisterFunc)(const String& p_type);
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class VisualScriptLanguage : public ScriptLanguage {
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Map<String,VisualScriptNodeRegisterFunc> register_funcs;
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public:
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StringName notification;
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static VisualScriptLanguage* singleton;
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Mutex *lock;
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virtual String get_name() const;
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/* LANGUAGE FUNCTIONS */
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@@ -270,7 +417,7 @@ public:
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virtual void get_reserved_words(List<String> *p_words) const;
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virtual void get_comment_delimiters(List<String> *p_delimiters) const;
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virtual void get_string_delimiters(List<String> *p_delimiters) const;
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virtual String get_template(const String& p_class_name, const String& p_base_class_name) const;
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virtual Ref<Script> get_template(const String& p_class_name, const String& p_base_class_name) const;
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virtual bool 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=NULL) const;
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virtual Script *create_script() const;
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virtual bool has_named_classes() const;
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@@ -313,6 +460,7 @@ public:
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VisualScriptLanguage();
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~VisualScriptLanguage();
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};
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