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List:       kde-multimedia
Subject:    [PATCH] M_PI
From:       Martin Vogt <mvogt () rhrk ! uni-kl ! de>
Date:       2000-09-20 17:15:43
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Hi,

seems some systems do not define M_PI.
Minor bugfix.

Martin




["a.patch" (text/plain)]

? a.patch
Index: mpeglayer3.cc
===================================================================
RCS file: /home/kde/kdemultimedia/mpeglib/lib/splay/mpeglayer3.cc,v
retrieving revision 1.4
diff -u -r1.4 mpeglayer3.cc
--- mpeglayer3.cc	2000/08/30 20:23:32	1.4
+++ mpeglayer3.cc	2000/09/20 17:13:05
@@ -35,7 +35,7 @@
 #ifdef PI
 #undef PI
 #endif
-#define PI     M_PI
+#define PI     MY_PI
 #define PI_12  (PI/12.0)
 #define PI_18  (PI/18.0)
 #define PI_24  (PI/24.0)
@@ -120,8 +120,8 @@
       win[0][i]=win[1][i]=0.5*sin(PI_72*(double)(2*i+1))/
       cos(PI_72*(double)(2*i+19));
       */
-      win[0][i]=win[1][i]=0.5*sin(PI_72*(double)(2*(i+0)+1))/cos(M_PI * (double) \
                (2*(i+0) +19) / 72.0 );
-      win[0][i+18] = win[3][i+18] = 0.5 * sin( M_PI / 72.0 * (double) (2*(i+18)+1) ) \
/ cos ( M_PI * (double) (2*(i+18)+19) / 72.0 ); +      \
win[0][i]=win[1][i]=0.5*sin(PI_72*(double)(2*(i+0)+1))/cos(MY_PI * (double) (2*(i+0) \
+19) / 72.0 ); +      win[0][i+18] = win[3][i+18] = 0.5 * sin( MY_PI / 72.0 * \
(double) (2*(i+18)+1) ) / cos ( MY_PI * (double) (2*(i+18)+19) / 72.0 );  }
     /*
     for(;i<36;i++) {
@@ -131,14 +131,14 @@
     */
     for(i=0;i<6;i++)
     {
-      win[1][i+18]=0.5/cos(M_PI*(double)(2*(i+18)+19)/72.0);
-      win[3][i+12]=0.5/cos(M_PI*(double)(2*(i+12)+19)/72.0);
-      win[1][i+24]=0.5*sin(PI_24*(double)(2*i+13))/cos(M_PI*(double)(2*(i+24)+19)/72.0);
 +      win[1][i+18]=0.5/cos(MY_PI*(double)(2*(i+18)+19)/72.0);
+      win[3][i+12]=0.5/cos(MY_PI*(double)(2*(i+12)+19)/72.0);
+      win[1][i+24]=0.5*sin(PI_24*(double)(2*i+13))/cos(MY_PI*(double)(2*(i+24)+19)/72.0);
  win[1][i+30]=win[3][i]=0.0;
-      win[3][i+6 ]=0.5*sin(PI_24*(double)(2*i+1))/cos(M_PI*(double)(2*(i+6)+19)/72.0);
 +      win[3][i+6 ]=0.5*sin(PI_24*(double)(2*i+1))/cos(MY_PI*(double)(2*(i+6)+19)/72.0);
  }
     for(i=0;i<12;i++)
-      win[2][i]=0.5*sin(PI_24*(double)(2*i+1))/cos(M_PI*(double)(2*i+7)/24.0);
+      win[2][i]=0.5*sin(PI_24*(double)(2*i+1))/cos(MY_PI*(double)(2*i+7)/24.0);
   }
 
   for(int i=0;i<9;i++)


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