📄 lowpass_c.mht
字号:
From: <由 Microsoft Internet Explorer 5 保存>
Subject:
Date: Wed, 27 Sep 2006 22:34:58 +0800
MIME-Version: 1.0
Content-Type: text/html;
charset="gb2312"
Content-Transfer-Encoding: quoted-printable
Content-Location: http://www.oxbad.com/DSP/maindoc/arithmetic_source/c/LOWPASS.C
X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2962
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META http-equiv=3DContent-Type content=3D"text/html; charset=3Dgb2312">
<META content=3D"MSHTML 6.00.2900.2963" name=3DGENERATOR></HEAD>
<BODY><PRE>/* lowpass.c - lowpass reverberator with feedback filter G(z) =
*/
double tap(), can();
void cdelay();
double lowpass(D, w, p, M, a, b, v, x)
double *w, **p, *a, *b, *v, x; /* \(v\) =3D state =
vector for \(G(z)\) */
int D; /* \(a,b,v\) are =
\((M+1)\)-dimensional */
{
double y, sD;
sD =3D tap(D, w, *p, D); /* delay output is =
\(G(z)\) input */
y =3D x + can(M, a, M, b, v, sD); /* reverb output */
**p =3D y; /* delay input */
cdelay(D, w, p); /* update delay line */
return y;
}
</PRE></BODY></HTML>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -