Inside Macintosh: QuickTime /

Chapter 2 - Movie Toolbox / Movie Toolbox Reference

Matrix Functions /

TransformFixedPoints

The TransformFixedPoints function allows your application to transform a set of fixed points through a specified matrix.

pascal OSErr TransformFixedPoints (MatrixRecord *m, 
                                    FixedPoint *fpt, long count);

m

Contains a pointer to the transformation matrix for this operation.

fpt

Contains a pointer to the first fixed point to be transformed.

count

Specifies the number of fixed points to be transformed. These points must be stored immediately following the point specified by the fpt parameter.

ERROR CODES

None

SEE ALSO

You can transform a set of fixed points that is made up of short integer values by calling the TransformPoints function, which is described in the previous section.