calloc method
Implementation
Pointer<SdlFRect> calloc() {
var rectsPointer = ffi.calloc<SdlFRect>(length);
for (var n = 0; n < length; n++) {
var rectPointer = rectsPointer + n;
rectPointer.ref.x = this[n].left;
rectPointer.ref.y = this[n].top;
rectPointer.ref.w = this[n].width;
rectPointer.ref.h = this[n].height;
}
return rectsPointer;
}