That's not the multiplication "*", that's an operator that takes only
one argument (hence, "operand type is", singular). Point being
IdealFMCW[tapIdx] is already a (reference to) a bare gr_complex, NOT a
gr_complex* !
Best regards,
Marcus
On 09.06.2017 07:57, Vipin Sharma wrote:
> I have a custom block with some input streams being declared as
> gr_complex type as shown here:
>
> /Control_impl::general_work (int noutput_items,/
> / gr_vector_int &ninput_items,/
> / gr_vector_const_void_star &input_items,/
> / gr_vector_void_star &output_items)/
> / {/
> / const gr_complex *hTx1 = (const gr_complex *) input_items[0];/
> / const gr_complex *hTx2 = (const gr_complex *) input_items[1];/
> / const gr_complex *IdealFMCW = (const gr_complex *) input_items[2];/
>
>
> Later on I use IdealFMCW as follows:
>
> / for(tapIdx=0; tapIdx<TapSize; tapIdx++) {/
> / *Tx1 = *Tx1 + *(IdealFMCW[tapIdx]) * (*hTx1); /
>
> When I do make, I get compile errors:
>
> *error: no match for ‘operator*’ (operand type is ‘const gr_complex
> {aka const std::complex<float>}’)*
> * *Tx1 = *Tx1 + *(IdealFMCW[tapIdx]) * (*hTx1); *
>
> I am simply trying to de-reference the pointer (defined by
> IdealFMCW[tapIdx]) and use the value. What am I not doing right?
>
> Vipin
>
>
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