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

Chapter 4 - Geometric Objects / Geometric Objects Reference

Geometric Objects Routines / Creating and Editing Simple Polygons

Q3Polygon_GetVertexAttributeSet

You can use the Q3Polygon_GetVertexAttributeSet function to get the attribute set of a vertex of a simple polygon.

TQ3Status Q3Polygon_GetVertexAttributeSet (
TQ3GeometryObject polygon, 
unsigned long index, 
TQ3AttributeSet *attributeSet);

polygon

A simple polygon.

index

An index into the vertices array of the specified simple polygon.

attributeSet

On exit, a pointer to a vertex attribute set for the specified vertex.

DESCRIPTION

The Q3Polygon_GetVertexAttributeSet function returns, in the attributeSet parameter, the set of attributes for the vertex having the index specified by the index parameter in the vertices array of the simple polygon specified by the polygon parameter. The reference count of the set is incremented.

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