I would guess that there is some kind of mismatch in your protobuf
generated code. This kind of thing might happen if perhaps you added a new
field and updated the pb.cc file but not the pb.h file (or vice versa).
On Sat, Jun 12, 2021 at 1:27 PM Bill Leisge <billyray2...@gmail.com> wrote:
> Looking back on my post, I need to add additional context. The message of
> containing the variable in question is...
>
> message GeneratorStatus {
> optional int32 command = 1;
> optional bool is_generator_on = 2;
> optional bool is_generator_busy = 3;
> optional float current = 4;
> }
>
> The following encode the GeneratorStatus message...
> pGeneratorStatus->set_current(4.5);
> if (pGeneratorStatus->has_current())
> float CurrentReadback = pGeneratorStatus->current();
>
> CurrentReadback is a very small number, certainly not 4.5.
>
> Tracing into the Protec .h file the disassembled function
> _internal_set_current() the AX register is set to the instance of
> pGeneratorStatus (this pointer) and stores the argument at AX+16h.
> Similarly the getter function _internal_current() set AX to the this
> pointer and sets the destination register to AX+18h. The GeneratorStatus
> object member _current is a float and the generated code leading up to
> setting _current is correct, it is only the operand references that are not
> correct.
>
> I have changed the scalar to double and uint32 to no avail.
>
> It is obvious not a proto/Protec issue in that the generated C++ code is
> correct, but VS 2015 code generation anomaly.
>
> I am hoping a group member has experienced this issue and might have a
> solution. Thank you.
>
>
>
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