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<compounddef id="classgr__fir__fsf__simd" kind="class" prot="public">
<compoundname>gr_fir_fsf_simd</compoundname>
<basecompoundref refid="classgr__fir__fsf__generic" prot="public" virt="non-virtual">gr_fir_fsf_generic</basecompoundref>
<derivedcompoundref refid="classgr__fir__fsf__3dnow" prot="public" virt="non-virtual">gr_fir_fsf_3dnow</derivedcompoundref>
<derivedcompoundref refid="classgr__fir__fsf__sse" prot="public" virt="non-virtual">gr_fir_fsf_sse</derivedcompoundref>
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<type>float(*</type>
<definition>typedef float(* gr_fir_fsf_simd::float_dotprod_t)(const float *input, const float *taps, unsigned n_4_float_blocks)</definition>
<argsstring>)(const float *input, const float *taps, unsigned n_4_float_blocks)</argsstring>
<name>float_dotprod_t</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<memberdef kind="variable" id="classgr__fir__fsf__simd_1ad6155ccd8813f66870faba766d0e3b5c" prot="protected" static="no" mutable="no">
<type>float *</type>
<definition>float* gr_fir_fsf_simd::d_aligned_taps[4]</definition>
<argsstring>[4]</argsstring>
<name>d_aligned_taps</name>
<briefdescription>
</briefdescription>
<detaileddescription>
<para><computeroutput>aligned_taps</computeroutput> holds 4 copies of the coefficients preshifted by 0, 1, 2, or 3 floats to meet all possible input data alignments. This allows us to always fetch data and taps that are 128-bit aligned. </para> </detaileddescription>
<inbodydescription>
</inbodydescription>
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<type><ref refid="classgr__fir__fsf__simd_1af0585e56d7a55c28bd095262ce9833f7" kindref="member">float_dotprod_t</ref></type>
<definition>float_dotprod_t gr_fir_fsf_simd::d_float_dotprod</definition>
<argsstring></argsstring>
<name>d_float_dotprod</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type></type>
<definition>gr_fir_fsf_simd::gr_fir_fsf_simd</definition>
<argsstring>()</argsstring>
<name>gr_fir_fsf_simd</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
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<type></type>
<definition>gr_fir_fsf_simd::gr_fir_fsf_simd</definition>
<argsstring>(const std::vector< float > &taps)</argsstring>
<name>gr_fir_fsf_simd</name>
<param>
<type>const <ref refid="classstd_1_1vector" kindref="compound">std::vector</ref>< float > &</type>
<declname>taps</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type></type>
<definition>gr_fir_fsf_simd::~gr_fir_fsf_simd</definition>
<argsstring>()</argsstring>
<name>~gr_fir_fsf_simd</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
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<type>void</type>
<definition>virtual void gr_fir_fsf_simd::set_taps</definition>
<argsstring>(const std::vector< float > &taps)</argsstring>
<name>set_taps</name>
<reimplements refid="classgr__fir__fsf_1adc6959598abe050fe195c2202fc6c521">set_taps</reimplements>
<param>
<type>const <ref refid="classstd_1_1vector" kindref="compound">std::vector</ref>< float > &</type>
<declname>taps</declname>
</param>
<briefdescription>
<para>install <computeroutput>new_taps</computeroutput> as the current taps. </para> </briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type>short</type>
<definition>virtual short gr_fir_fsf_simd::filter</definition>
<argsstring>(const float input[])</argsstring>
<name>filter</name>
<reimplements refid="classgr__fir__fsf__generic_1a8a88649387d44e24b3c2ab7033087f82">filter</reimplements>
<param>
<type>const float</type>
<declname>input</declname>
<array>[]</array>
</param>
<briefdescription>
<para>compute a single output value. </para> </briefdescription>
<detaileddescription>
<para><computeroutput>input</computeroutput> must have <ref refid="classgr__fir__fsf_1a695ea61ff30c7b9c196571834002da46" kindref="member">ntaps()</ref> valid entries. input[0] .. input[<ref refid="classgr__fir__fsf_1a695ea61ff30c7b9c196571834002da46" kindref="member">ntaps()</ref> - 1] are referenced to compute the output value.</para><para><simplesect kind="return"><para>the filtered input value. </para></simplesect>
</para> </detaileddescription>
<inbodydescription>
</inbodydescription>
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<briefdescription>
<para>common base class for SIMD versions of <ref refid="classgr__fir__fsf" kindref="compound">gr_fir_fsf</ref></para><para>This base class handles alignment issues common to SSE and 3DNOW subclasses. </para> </briefdescription>
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