Inside Macintosh: 3D Graphics Programming With QuickDraw 3D /

Chapter 15 - Pick Objects / Pick Objects Reference

Pick Objects Routines / Managing Pick Objects

Q3Pick_GetEdgeTolerance

You can use the Q3Pick_GetEdgeTolerance function to get the current edge tolerance of a pick object.

TQ3Status Q3Pick_GetEdgeTolerance (
TQ3PickObject pick, 
float *edgeTolerance);

pick

A pick object.

edgeTolerance

On exit, the current edge tolerance of the specified pick object.

DESCRIPTION

The Q3Pick_GetEdgeTolerance function returns, in the edgeTolerance parameter, the current edge tolerance of the pick object specified by the pick parameter. If the specified pick object does not support an edge tolerance, Q3Pick_GetEdgeTolerance generates an error.