I think about support like this (not pointer): void setObject(Bike a);
четверг, 24 сентября 2015 г., 2:20:07 UTC+8 пользователь Alon Zakai написал: > > This should definitely work. And with something like the WebIDL binder, > C++ objects can look very much like JS objects, including method calls too. > Basically Typed Objects will let us enhance the WebIDL wrapper objects so > they have fast property accesses. > > A concern though is alignment, we would need to make sure that it matches > the object layouts in emscripten output. > > Regarding pointers, they would be just integers. What kind of special > support did you have in mind for them? > > On Wed, Sep 23, 2015 at 8:29 AM, Alexey Solovey <[email protected] > <javascript:>> wrote: > >> Sorry for wrong link. >> http://wiki.ecmascript.org/doku.php?id=harmony:typed_objects >> >> среда, 23 сентября 2015 г., 23:22:52 UTC+8 пользователь Alexey Solovey >> написал: >> >>> What you think about typed objects support/using with Emscripten? >>> http://wiki.ecmascript.org/doku.php?id=harmony:proxies >>> >>> I tried polyfill with Emscripten allocated memory. But I want native >>> browser support, for knowing what will with pointers. >>> >>> Sample JS: >>> >>> const Bike = new TypedObjects.StructType({ >>> top: TypedObjects.int32, >>> bottom: TypedObjects.int32 >>> }); >>> >>> var adr = Module._malloc(8); >>> var a = new Bike(Module.buffer, adr); >>> a.top = 100; >>> a.bottom = 10; >>> >>> var setObject = Module.cwrap('setObject', 'number', ['number']); >>> setObject(adr); >>> >>> Sample C: >>> >>> #include <stdio.h> >>> >>> typedef struct{ >>> int top; >>> int bottom; >>> } Bike; >>> >>> //Use pointer >>> Bike * getObject(int top, int bottom){ >>> Bike a; >>> a.top = top; >>> a.bottom = bottom; >>> Bike * b = &a; >>> return b; >>> } >>> >>> //Use pointer >>> void setObject(Bike * a){ >>> printf("%d\n", a->top); >>> printf("%d\n", a->bottom); >>> } >>> >> -- >> You received this message because you are subscribed to the Google Groups >> "emscripten-discuss" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> > > -- You received this message because you are subscribed to the Google Groups "emscripten-discuss" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
