0_0_20263777_8829.cpp: In function 'double CPIA(double*, double*, double*, double*, int, int)':
0_0_20263777_8829.cpp:3:15: error: 'maxisn' was not declared in this scope
double px[maxisn],py[maxisn], tmpx[maxisn],tmpy[maxisn];
^
0_0_20263777_8829.cpp:10:9: error: 'px' was not declared in this scope
px[i]=bx[i];
^
0_0_20263777_8829.cpp:11:9: error: 'py' was not declared in this scope
py[i]=by[i];
^
0_0_20263777_8829.cpp:17:58: error: 'px' was not declared in this scope
sflag = dcmp(cross(ax[i],ay[i],ax[i + 1],ay[i+1],px[0],py[0]));
^
0_0_20263777_8829.cpp:17:64: error: 'py' was not declared in this scope
sflag = dcmp(cross(ax[i],ay[i],ax[i + 1],ay[i+1],px[0],py[0]));
^
0_0_20263777_8829.cpp:17:69: error: 'cross' was not declared in this scope
sflag = dcmp(cross(ax[i],ay[i],ax[i + 1],ay[i+1],px[0],py[0]));
^
0_0_20263777_8829.cpp:17:70: error: 'dcmp' was not declared in this scope
sflag = dcmp(cross(ax[i],ay[i],ax[i + 1],ay[i+1],px[0],py[0]));
^
0_0_20263777_8829.cpp:22:17: error: 'tmpy' was not declared in this scope
tmpy[tn] = px[j];
^
0_0_20263777_8829.cpp:32:92: error: 'tmpx' was not declared in this scope
LineCross(ax[i],ay[i], ax[i + 1],ay[i + 1], px[j],py[j], px[j + 1],py[j+1],tmpx[tn],tmpy[tn]);
^
0_0_20263777_8829.cpp:32:101: error: 'tmpy' was not declared in this scope
LineCross(ax[i],ay[i], ax[i + 1],ay[i + 1], px[j],py[j], px[j + 1],py[j+1],tmpx[tn],tmpy[tn]);
^
0_0_20263777_8829.cpp:32:109: error: 'LineCross' was not declared in this scope
LineCross(ax[i],ay[i], ax[i + 1],ay[i + 1], px[j],py[j], px[j + 1],py[j+1],tmpx[tn],tmpy[tn]);
^
0_0_20263777_8829.cpp:39:19: error: 'tmpx' was not declared in this scope
px[i]=tmpx[i];
^
0_0_20263777_8829.cpp:40:19: error: 'tmpy' was not declared in this scope
py[i]=tmpy[i];
^
0_0_20263777_8829.cpp:46:24: error: 'px' was not declared in this scope
return PolygonArea(px,py, nb);
^
0_0_20263777_8829.cpp:46:27: error: 'py' was not declared in this scope
return PolygonArea(px,py, nb);
^
0_0_20263777_8829.cpp:46:33: error: 'PolygonArea' was not declared in this scope
return PolygonArea(px,py, nb);
^
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