#define gluPerspective raygluPerspective
#define gluLookAt raygluLookAt
#define glEnd rayglEnd
#define glBegin rayglBegin
#define glVertex3i rayglVertex3i
#define glVertex3f rayglVertex3f
#define glVertex3d rayglVertex3d
#define glTexImage2D rayglTexImage2D
#define gluBuild2DMipmaps raygluBuild2DMipmaps
#define gluDisk raygluDisk
#define gluSphere raygluSphere
#define gluCylinder raygluCylinder
#define glutSolidCone rayglutSolidCone
#define glutSolidCube rayglutSolidCube
#define glutSolidSphere rayglutSolidSphere
#define glutSolidTorus rayglutSolidTorus