#include <math.h>
#include <assert.h>
+#ifndef TRUE
#define TRUE 1
+#endif
+#ifndef FALSE
#define FALSE 0
+#endif
#define Dot(u,v) (u[0]*v[0] + u[1]*v[1] + u[2]*v[2])
GLUhalfEdge *e;
/* When we compute the normal automatically, we choose the orientation
- * so that the the sum of the signed areas of all contours is non-negative.
+ * so that the sum of the signed areas of all contours is non-negative.
*/
area = 0;
for( f = fHead->next; f != fHead; f = f->next ) {