Legacy Document

Inside Macintosh: QuickDraw GX Environment and Utilities /

Chapter 8 - QuickDraw GX Mathematics / QuickDraw GX Mathematics Reference

Mapping Functions / Manipulating and Applying Mappings

ResetMapping

You can use the ResetMapping function to reset a mapping.

gxMapping *ResetMapping(gxMapping *target);

target

A pointer to the mapping that is to be reset. On return, contains the identity mapping.

function result

A pointer to the reset mapping, which is also the target mapping.

DESCRIPTION

The ResetMapping function resets the target mapping to the identity matrix.

ERRORS, WARNINGS, AND NOTICES

Errors

mapping_is_nil

SEE ALSO

An example of the use of the ResetMapping function is provided on page 8-34.