godot/core/make_binders.py

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2014-02-10 09:10:30 +08:00
# -*- coding: ibm850 -*-
template_typed="""
#ifdef TYPED_METHOD_BIND
template<class T $ifret ,class R$ $ifargs ,$ $arg, class P@$>
class MethodBind$argc$$ifret R$$ifconst C$ : public MethodBind {
public:
$ifret R$ $ifnoret void$ (T::*method)($arg, P@$) $ifconst const$;
#ifdef DEBUG_METHODS_ENABLED
virtual Variant::Type _gen_argument_type(int p_arg) const { return _get_argument_type(p_arg); }
Variant::Type _get_argument_type(int p_argument) const {
$ifret if (p_argument==-1) return Variant::get_type_for<R>();$
$arg if (p_argument==(@-1)) return Variant::get_type_for<P@>();
$
return Variant::NIL;
}
#endif
virtual String get_instance_type() const {
return T::get_type_static();
}
virtual Variant call(Object* p_object,const Variant** p_args,int p_arg_count, Variant::CallError& r_error) {
T *instance=p_object->cast_to<T>();
r_error.error=Variant::CallError::CALL_OK;
#ifdef DEBUG_METHODS_ENABLED
ERR_FAIL_COND_V(!instance,Variant());
if (p_arg_count>get_argument_count()) {
r_error.error=Variant::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS;
r_error.argument=get_argument_count();
return Variant();
}
if (p_arg_count<(get_argument_count()-get_default_argument_count())) {
r_error.error=Variant::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
r_error.argument=get_argument_count()-get_default_argument_count();
return Variant();
}
$arg CHECK_ARG(@);
$
#endif
$ifret Variant ret = $(instance->*method)($arg, _VC(@)$);
$ifret return Variant(ret);$
$ifnoret return Variant();$
}
MethodBind$argc$$ifret R$$ifconst C$ () {
#ifdef DEBUG_METHODS_ENABLED
_set_const($ifconst true$$ifnoconst false$);
_generate_argument_types($argc$);
#else
set_argument_count($argc$);
#endif
};
};
template<class T $ifret ,class R$ $ifargs ,$ $arg, class P@$>
MethodBind* create_method_bind($ifret R$ $ifnoret void$ (T::*p_method)($arg, P@$) $ifconst const$ ) {
MethodBind$argc$$ifret R$$ifconst C$<T $ifret ,R$ $ifargs ,$ $arg, P@$> * a = memnew( (MethodBind$argc$$ifret R$$ifconst C$<T $ifret ,R$ $ifargs ,$ $arg, P@$>) );
a->method=p_method;
return a;
}
#endif
"""
template="""
#ifndef TYPED_METHOD_BIND
$iftempl template<$ $ifret class R$ $ifretargs ,$ $arg, class P@$ $iftempl >$
class MethodBind$argc$$ifret R$$ifconst C$ : public MethodBind {
public:
StringName type_name;
$ifret R$ $ifnoret void$ (__UnexistingClass::*method)($arg, P@$) $ifconst const$;
#ifdef DEBUG_METHODS_ENABLED
virtual Variant::Type _gen_argument_type(int p_arg) const { return _get_argument_type(p_arg); }
Variant::Type _get_argument_type(int p_argument) const {
$ifret if (p_argument==-1) return Variant::get_type_for<R>();$
$arg if (p_argument==(@-1)) return Variant::get_type_for<P@>();
$
return Variant::NIL;
}
#endif
virtual String get_instance_type() const {
return type_name;
}
virtual Variant call(Object* p_object,const Variant** p_args,int p_arg_count, Variant::CallError& r_error) {
__UnexistingClass *instance = (__UnexistingClass*)p_object;
r_error.error=Variant::CallError::CALL_OK;
#ifdef DEBUG_METHODS_ENABLED
ERR_FAIL_COND_V(!instance,Variant());
if (p_arg_count>get_argument_count()) {
r_error.error=Variant::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS;
r_error.argument=get_argument_count();
return Variant();
}
if (p_arg_count<(get_argument_count()-get_default_argument_count())) {
r_error.error=Variant::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
r_error.argument=get_argument_count()-get_default_argument_count();
return Variant();
}
$arg CHECK_ARG(@);
$
#endif
$ifret Variant ret = $(instance->*method)($arg, _VC(@)$);
$ifret return Variant(ret);$
$ifnoret return Variant();$
}
MethodBind$argc$$ifret R$$ifconst C$ () {
#ifdef DEBUG_METHODS_ENABLED
_set_const($ifconst true$$ifnoconst false$);
_generate_argument_types($argc$);
#else
set_argument_count($argc$);
#endif
};
};
template<class T $ifret ,class R$ $ifargs ,$ $arg, class P@$>
MethodBind* create_method_bind($ifret R$ $ifnoret void$ (T::*p_method)($arg, P@$) $ifconst const$ ) {
MethodBind$argc$$ifret R$$ifconst C$ $iftempl <$ $ifret R$ $ifretargs ,$ $arg, P@$ $iftempl >$ * a = memnew( (MethodBind$argc$$ifret R$$ifconst C$ $iftempl <$ $ifret R$ $ifretargs ,$ $arg, P@$ $iftempl >$) );
union {
$ifret R$ $ifnoret void$ (T::*sm)($arg, P@$) $ifconst const$;
$ifret R$ $ifnoret void$ (__UnexistingClass::*dm)($arg, P@$) $ifconst const$;
} u;
u.sm=p_method;
a->method=u.dm;
a->type_name=T::get_type_static();
return a;
}
#endif
"""
def make_version(template,nargs,argmax,const,ret):
intext=template
from_pos=0
outtext=""
while(True):
to_pos=intext.find("$",from_pos)
if (to_pos==-1):
outtext+=intext[from_pos:]
break
else:
outtext+=intext[from_pos:to_pos]
end=intext.find("$",to_pos+1)
if (end==-1):
break # ignore
macro=intext[to_pos+1:end]
cmd=""
data=""
if (macro.find(" ")!=-1):
cmd=macro[0:macro.find(" ")]
data=macro[macro.find(" ")+1:]
else:
cmd=macro
if (cmd=="argc"):
outtext+=str(nargs)
if (cmd=="ifret" and ret):
outtext+=data
if (cmd=="ifargs" and nargs):
outtext+=data
if (cmd=="ifretargs" and nargs and ret):
outtext+=data
if (cmd=="ifconst" and const):
outtext+=data
elif (cmd=="ifnoconst" and not const):
outtext+=data
elif (cmd=="ifnoret" and not ret):
outtext+=data
elif (cmd=="iftempl" and (nargs>0 or ret)):
outtext+=data
elif (cmd=="arg,"):
for i in range(1,nargs+1):
if (i>1):
outtext+=", "
outtext+=data.replace("@",str(i))
elif (cmd=="arg"):
for i in range(1,nargs+1):
outtext+=data.replace("@",str(i))
elif (cmd=="noarg"):
for i in range(nargs+1,argmax+1):
outtext+=data.replace("@",str(i))
elif (cmd=="noarg"):
for i in range(nargs+1,argmax+1):
outtext+=data.replace("@",str(i))
from_pos=end+1
return outtext
def run(target, source, env):
versions=10
versions_ext=6
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text=""
text_ext=""
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for i in range(0,versions+1):
t=""
t+=make_version(template,i,versions,False,False)
t+=make_version(template_typed,i,versions,False,False)
t+=make_version(template,i,versions,False,True)
t+=make_version(template_typed,i,versions,False,True)
t+=make_version(template,i,versions,True,False)
t+=make_version(template_typed,i,versions,True,False)
t+=make_version(template,i,versions,True,True)
t+=make_version(template_typed,i,versions,True,True)
if (i>=versions_ext):
text_ext+=t
else:
text+=t
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f=open(target[0].path,"w")
f.write(text)
f.close()
f=open(target[1].path,"w")
f.write(text_ext)
f.close()
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