IBM Visualization Data Explorer Programmer's Reference

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DXGetPickPoint

Function

Returns the pick point in world coordinates.

Syntax

#include <dx/dx.h>

Error DXGetPickPoint(Field picks, int poke, int pick, Point *point)

Functional Details

Given picks pick information, poke number poke, and pick number pick, the routine returns the pick point in point.

A Point is defined as follows:

typedef struct point {
float x, y, z;
} Point, Vector;

Return Value

Returns OK or returns NULL and sets an error code.

See Also

DXQueryPickCount, DXQueryPickPath, DXQueryPokeCount, DXTraversePickPath

14.6 , "Pick-Assistance Routines".


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