gluOrtho2D

Nom

gluOrtho2D - define a 2D orthographic projection matrix.

Prototype

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

Paramètres

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.

Descriptions

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

Voir aussi

glOrtho, gluPerspective.