vpsetvolumesize(3)

NAME

vpSetVolumeSize - define the dimensions of a volume

SYNOPSIS

#include <volpack.h>
vpResult
vpSetVolumeSize(vpc, xlen, ylen, zlen)
    vpContext *vpc;
    int xlen, ylen, zlen;

ARGUMENTS

vpc VolPack context from vpCreateContext.

xlen Size of first dimension of the volume in voxels.

ylen Size of the second dimension of the volume in voxels.

zlen Size of the third dimension of the volume in voxels.

DESCRIPTION

vpSetVolumeSize is used to define the dimensions of a volume. It must be called before volume data is loaded into a rendering context. Any existing precomputed volume data structures in the context are destroyed.

STATE VARIABLES

The current volume dimensions may be retrieved with the following state variable codes (see vpGeti(3)): VP_XLEN, VP_YLEN, VP_ZLEN.

ERRORS

The return value is always VP_OK.

SEE ALSO

VolPack(3), vpCreateContext(3)

VolPack vpSetVolumeSize(3)