# Struct CONTOUR_VISU_CH_DATA_V1

## Description

Channel-specific data of contour visualisation for use of interface versions 2, 5, 8.

Element | Type | Meaning
nc_block_nr | signed long int | NC block number
fileoffset | signed long int | File offset in current program file
channel_nr | unsigned short int | Channel number
g_function | signed short int | Interpolation type: 0: Rapid traverse 1: Linear interpolation 2; 3 Circular interpolation 61: Polynomial interpolation

-1. Interpolation type not assigned.

circle_radius | unsigned long int | Circle radius for circulation interpolation in 0.1 um
circle_center _point[2] | double | Circle centre point for circulation interpolation in 0.1 um.
v_prog | signed long int | Programmed velocity in 1 um/s.
techno | CONTOUT_VISU_ DATA_TECHNO | Technology data.
fillup | unsigned long int | In kernelv versions with Build number > 3000, fill bytes for structure alignment.