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Inside Macintosh: 3D Graphics Programming With QuickDraw 3D /
Chapter 4 - Geometric Objects / Geometric Objects Reference
Geometric Objects Routines / Creating and Editing Triangles


Q3Triangle_GetVertexPosition

You can use the Q3Triangle_GetVertexPosition function to get the position of a vertex of a triangle.

TQ3Status Q3Triangle_GetVertexPosition (
TQ3GeometryObject triangle, 
unsigned long index, 
TQ3Point3D *point);
triangle
A triangle.
index
An index into the vertices array of the specified triangle. This parameter should have the value 0, 1, or 2.
point
On exit, the position of the specified vertex.
DESCRIPTION
The Q3Triangle_GetVertexPosition function returns, in the point parameter, the position of the vertex having the index specified by the index parameter in the vertices array of the triangle specified by the triangle parameter.


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© Apple Computer, Inc.
11 JUL 1996




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