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The graPHIGS Programming Interface : Subroutine Reference

GPROTX - Rotate X

GPROTX (angle, matrix)

Purpose

Use GPROTX to calculate a rotation matrix around the x-axis using a given angle of rotation.

Parameters

angle -- specified by user, short floating-point number

Rotation angle in radians.

matrix -- returned by the graPHIGS API, 16 short floating-point numbers

Transformation matrix.

The elements are returned in the following order for the transformation matrix:

                 
  |m11 m12 m13 m14|
  |m21 m22 m23 m24| ---> (m11,m12,m13,m14,m21,m22,...m44)
  |m31 m32 m33 m34|
  |m41 m42 m43 m44|
                 

Error Codes

None

Related Subroutines

None

RCP code

201330949 (X'0C001105')


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