gluOrtho2D(3G)		       OpenGL Reference			gluOrtho2D(3G)



NAME
     gluOrtho2D	- define a 2-D orthographic projection matrix


C SPECIFICATION
     void gluOrtho2D( GLdouble left,
		      GLdouble right,
		      GLdouble bottom,
		      GLdouble top )


PARAMETERS
     left, right Specify the coordinates for the left and right	vertical
		 clipping planes.

     bottom, top Specify the coordinates for the bottom	and top	horizontal
		 clipping planes.


DESCRIPTION
     gluOrtho2D	sets up	a two-dimensional orthographic viewing region. This is
     equivalent	to calling glOrtho with	near=-1	and far=1.


SEE ALSO
     glOrtho, gluPerspective





























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