1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
|
/*************************************************************************/
/* nativescript.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* 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. */
/*************************************************************************/
#ifndef NATIVE_SCRIPT_H
#define NATIVE_SCRIPT_H
#include "io/resource_loader.h"
#include "io/resource_saver.h"
#include "os/thread_safe.h"
#include "resource.h"
#include "scene/main/node.h"
#include "script_language.h"
#include "self_list.h"
#include "godot_nativescript.h"
#include "modules/gdnative/gdnative.h"
#ifndef NO_THREADS
#include "os/mutex.h"
#endif
struct NativeScriptDesc {
struct Method {
godot_instance_method method;
MethodInfo info;
int rpc_mode;
};
struct Property {
godot_property_set_func setter;
godot_property_get_func getter;
PropertyInfo info;
Variant default_value;
int rset_mode;
};
struct Signal {
MethodInfo signal;
};
Map<StringName, Method> methods;
Map<StringName, Property> properties;
Map<StringName, Signal> signals_; // QtCreator doesn't like the name signals
StringName base;
StringName base_native_type;
NativeScriptDesc *base_data;
godot_instance_create_func create_func;
godot_instance_destroy_func destroy_func;
bool is_tool;
inline NativeScriptDesc()
: methods(),
properties(),
signals_(),
base(),
base_native_type() {
zeromem(&create_func, sizeof(godot_instance_create_func));
zeromem(&destroy_func, sizeof(godot_instance_destroy_func));
}
};
class NativeScript : public Script {
GDCLASS(NativeScript, Script)
#ifdef TOOLS_ENABLED
Set<PlaceHolderScriptInstance *> placeholders;
void _update_placeholder(PlaceHolderScriptInstance *p_placeholder);
virtual void _placeholder_erased(PlaceHolderScriptInstance *p_placeholder);
#endif
friend class NativeScriptInstance;
friend class NativeScriptLanguage;
friend class NativeReloadNode;
friend class GDNativeLibrary;
Ref<GDNativeLibrary> library;
String lib_path;
String class_name;
#ifndef NO_THREADS
Mutex *owners_lock;
#endif
Set<Object *> instance_owners;
protected:
static void _bind_methods();
public:
inline NativeScriptDesc *get_script_desc() const;
void set_class_name(String p_class_name);
String get_class_name() const;
void set_library(Ref<GDNativeLibrary> p_library);
Ref<GDNativeLibrary> get_library() const;
virtual bool can_instance() const;
virtual Ref<Script> get_base_script() const; //for script inheritance
virtual StringName get_instance_base_type() const; // this may not work in all scripts, will return empty if so
virtual ScriptInstance *instance_create(Object *p_this);
virtual bool instance_has(const Object *p_this) const;
virtual bool has_source_code() const;
virtual String get_source_code() const;
virtual void set_source_code(const String &p_code);
virtual Error reload(bool p_keep_state = false);
virtual bool has_method(const StringName &p_method) const;
virtual MethodInfo get_method_info(const StringName &p_method) const;
virtual bool is_tool() const;
virtual String get_node_type() const;
virtual ScriptLanguage *get_language() const;
virtual bool has_script_signal(const StringName &p_signal) const;
virtual void get_script_signal_list(List<MethodInfo> *r_signals) const;
virtual bool get_property_default_value(const StringName &p_property, Variant &r_value) const;
virtual void update_exports(); //editor tool
virtual void get_script_method_list(List<MethodInfo> *p_list) const;
virtual void get_script_property_list(List<PropertyInfo> *p_list) const;
Variant _new(const Variant **p_args, int p_argcount, Variant::CallError &r_error);
NativeScript();
~NativeScript();
};
class NativeScriptInstance : public ScriptInstance {
friend class NativeScript;
Object *owner;
Ref<NativeScript> script;
void _ml_call_reversed(NativeScriptDesc *script_data, const StringName &p_method, const Variant **p_args, int p_argcount);
public:
void *userdata;
virtual bool set(const StringName &p_name, const Variant &p_value);
virtual bool get(const StringName &p_name, Variant &r_ret) const;
virtual void get_property_list(List<PropertyInfo> *p_properties) const;
virtual Variant::Type get_property_type(const StringName &p_name, bool *r_is_valid) const;
virtual void get_method_list(List<MethodInfo> *p_list) const;
virtual bool has_method(const StringName &p_method) const;
virtual Variant call(const StringName &p_method, const Variant **p_args, int p_argcount, Variant::CallError &r_error);
virtual void notification(int p_notification);
virtual Ref<Script> get_script() const;
virtual RPCMode get_rpc_mode(const StringName &p_method) const;
virtual RPCMode get_rset_mode(const StringName &p_variable) const;
virtual ScriptLanguage *get_language();
virtual void call_multilevel(const StringName &p_method, const Variant **p_args, int p_argcount);
virtual void call_multilevel_reversed(const StringName &p_method, const Variant **p_args, int p_argcount);
virtual void refcount_incremented();
virtual bool refcount_decremented();
~NativeScriptInstance();
};
class NativeReloadNode;
class NativeScriptLanguage : public ScriptLanguage {
friend class NativeScript;
friend class NativeScriptInstance;
friend class NativeReloadNode;
private:
static NativeScriptLanguage *singleton;
void _unload_stuff();
#ifndef NO_THREADS
Mutex *mutex;
Set<Ref<GDNativeLibrary> > libs_to_init;
Set<NativeScript *> scripts_to_register;
volatile bool has_objects_to_register; // so that we don't lock mutex every frame - it's rarely needed
void defer_init_library(Ref<GDNativeLibrary> lib, NativeScript *script);
#endif
void init_library(const Ref<GDNativeLibrary> &lib);
void register_script(NativeScript *script);
void unregister_script(NativeScript *script);
void call_libraries_cb(const StringName &name);
public:
// These two maps must only be touched on the main thread
Map<String, Map<StringName, NativeScriptDesc> > library_classes;
Map<String, Ref<GDNative> > library_gdnatives;
Map<String, Set<NativeScript *> > library_script_users;
const StringName _init_call_type = "nativescript_init";
const StringName _init_call_name = "godot_nativescript_init";
const StringName _noarg_call_type = "nativescript_no_arg";
const StringName _frame_call_name = "godot_nativescript_frame";
#ifndef NO_THREADS
const StringName _thread_enter_call_name = "godot_nativescript_thread_enter";
const StringName _thread_exit_call_name = "godot_nativescript_thread_exit";
#endif
NativeScriptLanguage();
~NativeScriptLanguage();
inline static NativeScriptLanguage *get_singleton() {
return singleton;
}
void _hacky_api_anchor();
#ifndef NO_THREADS
virtual void thread_enter();
virtual void thread_exit();
#endif
virtual void frame();
virtual String get_name() const;
virtual void init();
virtual String get_type() const;
virtual String get_extension() const;
virtual Error execute_file(const String &p_path);
virtual void finish();
virtual void get_reserved_words(List<String> *p_words) const;
virtual void get_comment_delimiters(List<String> *p_delimiters) const;
virtual void get_string_delimiters(List<String> *p_delimiters) const;
virtual Ref<Script> get_template(const String &p_class_name, const String &p_base_class_name) const;
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) const;
virtual Script *create_script() const;
virtual bool has_named_classes() const;
virtual int find_function(const String &p_function, const String &p_code) const;
virtual String make_function(const String &p_class, const String &p_name, const PoolStringArray &p_args) const;
virtual void auto_indent_code(String &p_code, int p_from_line, int p_to_line) const;
virtual void add_global_constant(const StringName &p_variable, const Variant &p_value);
virtual String debug_get_error() const;
virtual int debug_get_stack_level_count() const;
virtual int debug_get_stack_level_line(int p_level) const;
virtual String debug_get_stack_level_function(int p_level) const;
virtual String debug_get_stack_level_source(int p_level) const;
virtual void debug_get_stack_level_locals(int p_level, List<String> *p_locals, List<Variant> *p_values, int p_max_subitems, int p_max_depth);
virtual void debug_get_stack_level_members(int p_level, List<String> *p_members, List<Variant> *p_values, int p_max_subitems, int p_max_depth);
virtual void debug_get_globals(List<String> *p_locals, List<Variant> *p_values, int p_max_subitems, int p_max_depth);
virtual String debug_parse_stack_level_expression(int p_level, const String &p_expression, int p_max_subitems, int p_max_depth);
virtual void reload_all_scripts();
virtual void reload_tool_script(const Ref<Script> &p_script, bool p_soft_reload);
virtual void get_recognized_extensions(List<String> *p_extensions) const;
virtual void get_public_functions(List<MethodInfo> *p_functions) const;
virtual void get_public_constants(List<Pair<String, Variant> > *p_constants) const;
virtual void profiling_start();
virtual void profiling_stop();
virtual int profiling_get_accumulated_data(ProfilingInfo *p_info_arr, int p_info_max);
virtual int profiling_get_frame_data(ProfilingInfo *p_info_arr, int p_info_max);
};
inline NativeScriptDesc *NativeScript::get_script_desc() const {
Map<StringName, NativeScriptDesc>::Element *E = NativeScriptLanguage::singleton->library_classes[lib_path].find(class_name);
return E ? &E->get() : NULL;
}
class NativeReloadNode : public Node {
GDCLASS(NativeReloadNode, Node)
bool unloaded = false;
public:
static void _bind_methods();
void _notification(int p_what);
};
class ResourceFormatLoaderNativeScript : public ResourceFormatLoader {
public:
virtual RES load(const String &p_path, const String &p_original_path = "", Error *r_error = NULL);
virtual void get_recognized_extensions(List<String> *p_extensions) const;
virtual bool handles_type(const String &p_type) const;
virtual String get_resource_type(const String &p_path) const;
};
class ResourceFormatSaverNativeScript : public ResourceFormatSaver {
virtual Error save(const String &p_path, const RES &p_resource, uint32_t p_flags = 0);
virtual bool recognize(const RES &p_resource) const;
virtual void get_recognized_extensions(const RES &p_resource, List<String> *p_extensions) const;
};
#endif // GDNATIVE_H
|