代码搜索：如何学习 FFt？

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c fft.c

#include "myapp.h" #include "csedu.h" #include "scancode.h" #include #define PI 3.1415926 #define SAMPLENUMBER 128 void InitForFFT(); void MakeWave(); int INPUT[SAMPLENUMBER],DA
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h fft.h

#ifndef _INSIDE_VISUAL_CPP_TRANSFORM #define _INSIDE_VISUAL_CPP_TRANSFORM #include"ImageCenterDib.h" //宏定义，PI #define PI 3.1415926 //复数类型结构体 struct ComplexNumber { float imag;// imagina
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cpp fft.cpp

#include "stdafx.h" #include "FFT.h" #include "math.h" /*********************************************************************** * 函数名称： * Transform_FFT() * *说明：无参数的构造函数，对成员变量进行初始化 **********
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cpp fft.cpp

#include #include #include #include #include #include "FFT.h" FFT::FFT() { N = 0; } FFT::FFT(int _N) { //factor ou
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h fft.h

#ifndef FFT_H #define FFT_H //32 bit complex interleaved data format typedef struct CPX { short r; short i; } CPX; //Class Defenition typedef class FFT { private: __int6
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c fft_a.c

/* fft_a.c - Radix 2 decimation in time FFT Using C55x C intrinsics to perform in place FFT, the output overwrite the input array */ #include "icomplex.h" #include
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asm fft.asm

; ; fft.asm - Radix-2 complex FFT (for N=2^EXP points) ; Using table lookup method ; ; Prototype: void fft(complex *, int, complex *, int); ; ;
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asm fft.asm

* ========================================================================= * * TEXAS INSTRUMENTS, INC. * *
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mdl fft.mdl

Model { Name "FFT" Version 6.0 GraphicalInterface { NumRootInports 0 NumRootOutports 0 ParameterArgumentNames "" ComputedModelVersion "1.40" NumMod
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cpp fft.cpp

// FFT.cpp: implementation of the FFT class. // ////////////////////////////////////////////////////////////////////// #include "stdafx.h" #include "FFT.h" #include "math.h" #ifdef _DEBUG #
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