为什么说sin未定义?
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为什么说sin未定义?
用的Anjuta
明明在函数库设定里把C标准库选上了阿
明明在函数库设定里把C标准库选上了阿
- ectotherm
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- ectotherm
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#include <stdio.h>
#include <cmath>
#define Resolution 512
#define R Resolution
#define TubeNum 512
#define TN TubeNum
#define ProjNum 256
#define PN ProjNum
#define PixelSize 1
#define PS PixelSize
#define RelativeTubeSpace 1 /* Compared to PixelSize */
#define RTS RelativeTubeSpace
#define AbsoluteTubeSpace PS*RTS
#define ATS AbsoluteTubeSpace
#define ImageWidth PS*R
#define IW ImageWidth
#define pi 3.1415926
main ()
{
int i1;
for (i1=1;i1<=PN;i1++)
{
double theta=(pi/PN)*(i1-1);
int i2;
for (i2=1;i2<=TN;i2++)
{
double t=(i2-(1+TN)/2)*RTS;
double j2;
if (theta==0)
j2=sin(t)+R/2+1;
printf("\n");
}
}
}
#include <cmath>
#define Resolution 512
#define R Resolution
#define TubeNum 512
#define TN TubeNum
#define ProjNum 256
#define PN ProjNum
#define PixelSize 1
#define PS PixelSize
#define RelativeTubeSpace 1 /* Compared to PixelSize */
#define RTS RelativeTubeSpace
#define AbsoluteTubeSpace PS*RTS
#define ATS AbsoluteTubeSpace
#define ImageWidth PS*R
#define IW ImageWidth
#define pi 3.1415926
main ()
{
int i1;
for (i1=1;i1<=PN;i1++)
{
double theta=(pi/PN)*(i1-1);
int i2;
for (i2=1;i2<=TN;i2++)
{
double t=(i2-(1+TN)/2)*RTS;
double j2;
if (theta==0)
j2=sin(t)+R/2+1;
printf("\n");
}
}
}
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- ectotherm
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- lysting
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- 来自: 深圳
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- ectotherm
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