formZ SDK | 5.0 API Reference | Project | Modeling | Objects | Analysis

# fz_objt_alys_get_objt_principle_axes

Description

Calculates the principle axes of rotation of an object. The object passed in must be a solid.
The returned axes are normalized vectors from the center of gravity of the object.

Plugin Prototype

fzrt_error_td fz_objt_alys_get_objt_principle_axes(

fzrt_int | windex,
fz_objt_ptr | obj,
fz_xyz_td * | ax1,
fz_xyz_td * | ax2,
fz_xyz_td * | ax3 )

Parameters

windex [Input]

project window index

obj [Input]

object

ax1 [Result]

normalized vector axis 1

ax2 [Result]

normalized vector axis 2

ax3 [Result]

normalized vector axis 3

Returns

Error codes
MODEL_ERR_INVALID_TOPO - object isn't solid

Availability

5.0.0.0

Example Files

util_objt_alys_objt.fsl

See Also

fz_objt_alys_get_objt_volume,, fz_objt_alys_get_objt_area, fz_objt_alys_get_objt_moments, fz_objt_alys_get_objt_bbox,, , fz_objt_alys_set_objt_origin,, fz_objt_alys_get_objt_topo_type,, ,

Function Set

fz_model_fset

Defined in

fz_objt_alys_api.h