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

Chapter 20 - QuickDraw 3D Mathematical Utilities / QuickDraw 3D Mathematical Utilities Reference

QuickDraw 3D Mathematical Utilities

Determining Point Relative Ratios

QuickDraw 3D provides routines that you can use to determine point-relative ratios between two points. These routines return a point on the line segment defined by those two points that is at a desired distance from the first point.

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Subtopics

Q3Point2D_RRatio

Q3Param2D_RRatio

Q3Point3D_RRatio

Q3RationalPoint4D_RRatio