-#ifndef OO_H
-#define OO_H
+#pragma once
+#include "misc.qh"
#include "nil.qh"
+#include "static.qh"
#ifdef MENUQC
- #define NULL (null_entity)
+ #define NULL (0, null_entity)
+ #define world NULL
#else
- #define NULL (world)
+ #define NULL (0, world)
#endif
+.vector origin;
+.bool pure_data;
+/** @deprecated use new_pure or NEW(class) */
+#define make_pure(e) \
+ MACRO_BEGIN \
+ { \
+ (e).pure_data = true; \
+ } MACRO_END
+#define make_impure(e) \
+ MACRO_BEGIN \
+ { \
+ (e).pure_data = false; \
+ } MACRO_END
+#define is_pure(e) ((e).pure_data)
+
.string classname;
/** Location entity was spawned from in source */
-.string sourceLocFile;
-.int sourceLocLine;
+.string sourceLoc;
entity _spawn();
-entity __spawn(string _classname, string _sourceFile, int _sourceLine) {
- entity this = _spawn();
- this.classname = _classname;
- this.sourceLocFile = _sourceFile;
- this.sourceLocLine = _sourceLine;
- return this;
-}
+#ifndef SPAWN_PURE
+#define SPAWN_PURE 0
+#endif
+// pure entities: need no .origin
+#if SPAWN_PURE
+entity spawn_pure() = #600;
+#else
+#define spawn_pure() _spawn()
+#endif
-#define entityclass(...) EVAL(OVERLOAD(entityclass, __VA_ARGS__))
+entity __spawn(string _classname, string _sourceLoc, bool pure)
+{
+ entity this = pure ? spawn_pure() : _spawn();
+ this.classname = _classname;
+ this.sourceLoc = _sourceLoc;
+ if (pure) {
+ make_pure(this);
+ #ifdef CSQC
+ setorigin(this, '0 0 10000');
+ #endif
+ #ifdef SVQC
+ setorigin(this, '0 0 -10000');
+ #endif
+ }
+ return this;
+}
+
+
+#define entityclass(...) EVAL_entityclass(OVERLOAD_(entityclass, __VA_ARGS__))
+#define EVAL_entityclass(...) __VA_ARGS__
#define entityclass_1(name) entityclass_2(name, Object)
#ifndef QCC_SUPPORT_ENTITYCLASS
- #define entityclass_2(name, base) typedef entity name
- #define class(name)
- #define new(class) __spawn(#class, __FILE__, __LINE__)
+ #define entityclass_2(name, base) USING(name, entity)
+ #define class(name)
+ #define _new(class, pure) __spawn( #class, __FILE__ ":" STR(__LINE__), pure)
#else
- #define entityclass_2(name, base) entityclass name : base {}
- #define class(name) [[class(name)]]
- #define new(class) ((class) __spawn(#class, __FILE__, __LINE__))
+ #define entityclass_2(name, base) entityclass name : base {}
+ #define class(name) [[class(name)]]
+ #define _new(class, pure) ((class) __spawn( #class, __FILE__ ":" STR(__LINE__), pure))
#endif
+/** entities you care about seeing (.origin works) */
+#define new(class) _new(class, false)
+/** purely logical entities (.origin doesn't work) */
+#define new_pure(class) _new(class, true)
+#define spawn() __spawn("entity", __FILE__ ":" STR(__LINE__), false)
+
+#define delete(this) MACRO_BEGIN { \
+ entity _this = (this); \
+ void(entity) _dtor = _this.dtor; \
+ if (_dtor) _dtor(_this); else remove(_this); \
+ /* this = NULL; */ \
+} MACRO_END
+
+entity _clearentity_ent;
+STATIC_INIT(clearentity)
+{
+ _clearentity_ent = new_pure(clearentity);
+}
+void clearentity(entity e)
+{
+#ifdef CSQC
+ int n = e.entnum;
+#endif
+ bool was_pure = is_pure(e);
+ copyentity(_clearentity_ent, e);
+ if (!was_pure) make_impure(e);
+#ifdef CSQC
+ e.entnum = n;
+#endif
+}
// Classes have a `spawn##cname(entity)` constructor
// The parameter is used across [[accumulate]] functions
+.bool transmute;
+
// Macros to hide this implementation detail:
-#ifdef GMQCC
-#define NEW(cname, ...) \
- OVERLOAD(spawn##cname, new(cname), ##__VA_ARGS__)
+#ifdef __STDC__
+ #define NEW(cname, ...) \
+ OVERLOAD_(spawn##cname, new_pure(cname) P99_IF_EMPTY(__VA_ARGS__)()(, __VA_ARGS__))
-#define CONSTRUCT(cname, ...) \
- OVERLOAD(spawn##cname, this, ##__VA_ARGS__)
+ #define _TRANSMUTE(cname, this, ...) \
+ OVERLOAD_(spawn##cname, this P99_IF_EMPTY(__VA_ARGS__)()(, __VA_ARGS__))
+
+ #define CONSTRUCT(cname, ...) \
+ OVERLOAD_(spawn##cname, this P99_IF_EMPTY(__VA_ARGS__)()(, __VA_ARGS__))
#else
-#define NEW_(cname, ...) \
- OVERLOAD_(spawn##cname, __VA_ARGS__)
-#define NEW(cname, ...) \
- NEW_(cname, new(cname), ##__VA_ARGS__)(new(cname), ##__VA_ARGS__)
-
-#define CONSTRUCT_(cname, ...) \
- OVERLOAD_(spawn##cname, __VA_ARGS__)
-#define CONSTRUCT(cname, ...) \
- CONSTRUCT_(cname, this, ##__VA_ARGS__)(this, ##__VA_ARGS__)
+ #define NEW(cname, ...) \
+ OVERLOAD(spawn##cname, new_pure(cname),##__VA_ARGS__)
+
+ #define _TRANSMUTE(cname, this, ...) \
+ OVERLOAD(spawn##cname, this,##__VA_ARGS__)
+
+ #define CONSTRUCT(cname, ...) \
+ OVERLOAD(spawn##cname, this,##__VA_ARGS__)
#endif
+#define TRANSMUTE(cname, this, ...) MACRO_BEGIN \
+ entity _e = (this); \
+ if (_e.vtblbase != cname##_vtbl) { \
+ _e.transmute = true; \
+ _e.classname = #cname; \
+ _TRANSMUTE(cname, _e, __VA_ARGS__); \
+ } \
+ MACRO_END
+
#define CONSTRUCTOR(cname, ...) \
- cname OVERLOAD(spawn##cname, cname this, __VA_ARGS__) { return = this; } \
- [[accumulate]] cname OVERLOAD(spawn##cname, cname this, __VA_ARGS__)
+ cname OVERLOAD(spawn##cname, cname this, __VA_ARGS__) \
+ { \
+ return = this; \
+ } \
+ [[accumulate]] cname OVERLOAD(spawn##cname, cname this, __VA_ARGS__)
.string vtblname;
.entity vtblbase;
-void RegisterClasses() { }
-STATIC_INIT(RegisterClasses) { RegisterClasses(); }
+void RegisterClasses() {}
+STATIC_INIT(RegisterClasses)
+{
+ RegisterClasses();
+}
#define VTBL(cname, base) \
- INIT_STATIC(cname); \
- entity cname##_vtbl; \
- void cname##_vtbl_init() { \
- cname e = new(vtbl); \
- spawn##cname##_static(e); \
- e.vtblname = #cname; \
- /* Top level objects refer to themselves */ \
- e.vtblbase = base##_vtbl ? base##_vtbl : e; \
- cname##_vtbl = e; \
- } \
- ACCUMULATE_FUNCTION(RegisterClasses, cname##_vtbl_init)
+ _INIT_STATIC(cname); \
+ entity cname##_vtbl; \
+ void cname##_vtbl_init() \
+ { \
+ cname e = new_pure(vtbl); \
+ spawn##cname##_static(e); \
+ e.vtblname = #cname; \
+ /* Top level objects refer to themselves */ \
+ e.vtblbase = base##_vtbl ? base##_vtbl : e; \
+ cname##_vtbl = e; \
+ } \
+ ACCUMULATE_FUNCTION(RegisterClasses, cname##_vtbl_init)
-#define INIT_STATIC(cname) [[accumulate]] void spawn##cname##_static(cname this)
+#define _INIT_STATIC(cname) [[accumulate]] void spawn##cname##_static(cname this)
#define INIT(cname) [[accumulate]] cname spawn##cname##_1(cname this)
#define CLASS(cname, base) \
- entityclass(cname, base); \
- class(cname) .bool instanceOf##cname; \
- VTBL(cname, base) \
- INIT_STATIC(cname) { \
- if (cname##_vtbl) { \
- copyentity(cname##_vtbl, this); \
- return; \
- } \
- spawn##base##_static(this); \
- this.instanceOf##cname = true; \
- } \
- INIT(cname) { \
- /* Only statically initialize the current class, it contains everything it inherits */ \
- if (cname##_vtbl.vtblname == this.classname) { \
- spawn##cname##_static(this); \
- this.classname = #cname; \
- this.vtblname = string_null; \
- this.vtblbase = cname##_vtbl; \
- } \
- spawn##base##_1(this); \
- }
-
-#define METHOD(cname, name, prototype) \
- class(cname) .prototype name; \
- prototype cname##_##name; \
- INIT_STATIC(cname) { this.name = cname##_##name; } \
- prototype cname##_##name
+ entityclass(cname, base); \
+ class(cname).bool instanceOf##cname; \
+ bool is_##cname(entity e) { return e.instanceOf##cname; } \
+ VTBL(cname, base) \
+ _INIT_STATIC(cname) \
+ { \
+ if (cname##_vtbl && !this.transmute)\
+ { \
+ copyentity(cname##_vtbl, this); \
+ return; \
+ } \
+ spawn##base##_static(this); \
+ this.instanceOf##cname = true; \
+ } \
+ INIT(cname) \
+ { \
+ /* Only statically initialize the current class, it contains everything it inherits */ \
+ if (cname##_vtbl.vtblname == this.classname) \
+ { \
+ spawn##cname##_static(this); \
+ this.transmute = false; \
+ this.classname = #cname; \
+ this.vtblname = string_null; \
+ this.vtblbase = cname##_vtbl; \
+ } \
+ spawn##base##_1(this); \
+ }
+
+#define METHOD_REFERENCE(cname, name) \
+ cname##_##name
+
+#define STATIC_METHOD(cname, name, prototype) \
+ prototype METHOD_REFERENCE(cname, name)
+
+#define METHOD(cname, name, prototype) \
+ STATIC_METHOD(cname, name, prototype); \
+ class(cname) .prototype name; \
+ _INIT_STATIC(cname) \
+ { \
+ this.name = METHOD_REFERENCE(cname, name); \
+ } \
+ STATIC_METHOD(cname, name, prototype)
+
+#define DESTRUCTOR(cname) \
+ STATIC_METHOD(cname, dtorimpl, void(cname this)); \
+ METHOD(cname, dtor, void(cname this)) \
+ { \
+ METHOD_REFERENCE(cname, dtorimpl)(this); \
+ this.instanceOf##cname = false; \
+ entity super = SUPER(cname); \
+ if (super != cname##_vtbl) super.dtor(this); \
+ } \
+ STATIC_METHOD(cname, dtorimpl, void(cname this))
#define ATTRIB(cname, name, type, val) \
- class(cname) .type name; \
- INIT(cname) { this.name = val; }
+ class(cname).type name; \
+ INIT(cname) \
+ { \
+ noref bool strzone; /* Error on strzone() calls. */ \
+ this.name = val; \
+ }
+
+#define STATIC_ATTRIB(cname, name, type, val) \
+ type cname##_##name; \
+ _INIT_STATIC(cname) \
+ { \
+ noref bool strzone; /* Error on strzone() calls. */ \
+ cname##_##name = val; \
+ }
+
+// cleanup potentially zoned strings from base classes
+
+#define ATTRIB_STRZONE(cname, name, type, val) \
+ class(cname).type name; \
+ INIT(cname) \
+ { \
+ if (this.name) \
+ strunzone(this.name); \
+ this.name = strzone(val); \
+ }
+
+#define STATIC_ATTRIB_STRZONE(cname, name, type, val) \
+ type cname##_##name; \
+ _INIT_STATIC(cname) \
+ { \
+ if (cname##_##name) \
+ strunzone(cname##_##name); \
+ cname##_##name = val; \
+ }
#define ATTRIBARRAY(cname, name, type, cnt) \
- class(cname) .type name[cnt];
+ class(cname).type name[cnt];
#define ENDCLASS(cname) \
- [[last]] INIT(cname) { return this; }
+ INIT(cname) \
+ { \
+ return this; \
+ }
#define SUPER(cname) (cname##_vtbl.vtblbase)
-#define super (this.vtblbase.vtblbase)
#define spawn_static(this)
#define spawn_1(this)
#define _vtbl NULL
CLASS(Object, );
- METHOD(Object, describe, string(entity this)) {
- string s = _("No description");
- if (cvar("developer")) {
- for (int i = 0, n = numentityfields(); i < n; ++i) {
- string value = getentityfieldstring(i, this);
- if (value != "") s = sprintf("%s\n%s = %s", s, entityfieldname(i), value);
- }
- }
- return s;
- }
- METHOD(Object, display, void(entity this, void(string name, string icon) returns)) {
- returns(sprintf("entity %i", this), "nopreview_map");
- }
+ DESTRUCTOR(Object) { remove(this); }
+ #define remove(this) delete(this)
+ METHOD(Object, describe, string(Object this))
+ {
+ TC(Object, this);
+ string s = _("No description");
+ if (cvar("developer"))
+ {
+ for (int i = 0, n = numentityfields(); i < n; ++i)
+ {
+ string value = getentityfieldstring(i, this);
+ if (value != "") s = sprintf("%s\n%s = %s", s, entityfieldname(i), value);
+ }
+ }
+ return s;
+ }
+ METHOD(Object, display, void(Object this, void(string name, string icon) returns))
+ {
+ TC(Object, this);
+ returns(sprintf("entity %i", this), "nopreview_map");
+ }
ENDCLASS(Object)
#undef spawn_static
#undef spawn_1
#undef _vtbl
-
-#endif