Method CallObjectMethodRetPtr

sdk/angelscript/source/as_scriptengine.cpp:4595–4672

}

void *asCScriptEngine::CallObjectMethodRetPtr(void *obj, int func) const
{
	asCScriptFunction *s = scriptFunctions[func];
	asASSERT( s != 0 );
	asSSystemFunctionInterface *i = s->sysFuncIntf;

#if defined(__GNUC__) || defined(AS_PSVITA)
	if( i->callConv == ICC_GENERIC_METHOD )
	{
		asCGeneric gen(const_cast<asCScriptEngine*>(this), s, obj, 0);
		void (*f)(asIScriptGeneric *) = (void (*)(asIScriptGeneric *))(i->func);
		f(&gen);
		return *(void**)gen.GetReturnPointer();
	}
#ifndef AS_NO_CLASS_METHODS
	else if( i->callConv == ICC_THISCALL || i->callConv == ICC_VIRTUAL_THISCALL )
	{
		// For virtual thiscalls we must call the method as a true class method so that the compiler will lookup the function address in the vftable
		union
		{
			asSIMPLEMETHOD_t mthd;
			struct
			{
				asFUNCTION_t func;
				asPWORD baseOffset;
			} f;
		} p;
		p.f.func = (asFUNCTION_t)(i->func);
		p.f.baseOffset = asPWORD(i->baseOffset);

		obj = (void*) ((char*) obj +  i->compositeOffset);
		if(i->isCompositeIndirect)
			obj = *((void**)obj);

		void *(asCSimpleDummy::*f)() = (void *(asCSimpleDummy::*)())(p.mthd);
		return (((asCSimpleDummy*)obj)->*f)();
	}
#endif
	else /*if( i->callConv == ICC_CDECL_OBJLAST || i->callConv == ICC_CDECL_OBJFIRST )*/
	{
		void *(*f)(void *) = (void *(*)(void *))(i->func);
		return f(obj);
	}
#else
#ifndef AS_NO_CLASS_METHODS
	if( i->callConv == ICC_THISCALL )
	{
		union
		{
			asSIMPLEMETHOD_t mthd;
			asFUNCTION_t func;
		} p;
		p.func = (asFUNCTION_t)(i->func);
		void *(asCSimpleDummy::*f)() = (void *(asCSimpleDummy::*)())p.mthd;

		obj = (void*) ((char*) obj +  i->compositeOffset);
		if(i->isCompositeIndirect)
			obj = *((void**)obj);