1vpSetVolumeSize(3)         Library Functions Manual         vpSetVolumeSize(3)
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NAME

6       vpSetVolumeSize - define the dimensions of a volume
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SYNOPSIS

9       #include <volpack.h>
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11       vpResult
12       vpSetVolumeSize(vpc, xlen, ylen, zlen)
13           vpContext *vpc;
14           int xlen, ylen, zlen;
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ARGUMENTS

17       vpc    VolPack context from vpCreateContext.
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19       xlen   Size of first dimension of the volume in voxels.
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21       ylen   Size of the second dimension of the volume in voxels.
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23       zlen   Size of the third dimension of the volume in voxels.
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DESCRIPTION

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

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

36       The return value is always VP_OK.
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SEE ALSO

39       VolPack(3), vpCreateContext(3)
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43VolPack                                                     vpSetVolumeSize(3)