#ifndef GLU_H
#define GLU_H

#ifdef __cplusplus
extern "C" {
#endif

void gluPerspective( GLdouble fovy, GLdouble aspect,
		     GLdouble zNear, GLdouble zFar );

void 
gluLookAt(GLdouble eyex, GLdouble eyey, GLdouble eyez,
	  GLdouble centerx, GLdouble centery, GLdouble centerz,
	  GLdouble upx, GLdouble upy, GLdouble upz);


void drawTorus(float rc, int numc, float rt, int numt);



typedef struct {
  int draw_style;
} GLUquadricObj;

#define GLU_LINE 0

GLUquadricObj* gluNewQuadric(void);
void gluQuadricDrawStyle(GLUquadricObj *obj, int style);

void gluSphere(GLUquadricObj *qobj,
               float radius,int slices,int stacks);
void gluCylinder( GLUquadricObj *qobj,
                  GLdouble baseRadius, GLdouble topRadius, GLdouble height,
                  GLint slices, GLint stacks );
void gluDisk( GLUquadricObj *qobj,
              GLdouble innerRadius, GLdouble outerRadius,
              GLint slices, GLint loops );


#ifdef __cplusplus
}
#endif
#endif