MTX_Frustum


C Specification

#include <nitro/fx/fx_mtx44.h>
void MTX_Frustum( fx32 t, fx32 b, fx32 l, fx32 r, fx32 n, fx32 f, MtxFx44* mtx );

Description

This function sets a frustum matrix to *mtx. It uses the Divider. The following diagram shows the matrix that is set.

Arguments

t Y coordinate at the top of the near clipping plane
b Y coordinate at the bottom of the near clipping plane
l X coordinate at the left of the near clipping plane
r X coordinate at the right of the near clipping plane
n The distance from the eyepoint to the near clipping plane
f The distance from the eyepoint to the far clipping plane
mtx Pointer to a 4x4 matrix

Return Values

None

See Also

G3_Frustum, MTX_Perspective, MTX_Ortho

Revision History

04/27/2004 Initial Version