gluOrtho2D

The gluOrtho2D function defines a 2-D orthographic projection matrix.

void gluOrtho2D(
  GLdouble left,  GLdouble right,  GLdouble bottom,  GLdouble top);

Parameters

  • left, right
    The coordinates for the left and right vertical clipping planes.
  • bottom, top
    The coordinates for the bottom and top horizontal clipping planes.

Remarks

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

Requirements

**  Windows NT/2000:** Requires Windows NT 3.5 or later.
**  Windows 95/98:** Requires Windows 95 or later. Available as a redistributable for Windows 95.
**  Header:** Declared in Glu.h.
**  Library:** Use Glu32.lib.

See Also

glOrtho, gluPerspective