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Varkon MBS Programmers manual

# Geometrical routines

MBS name | Description
--- | ---
all_int_lin_msur | All intersects line/multiple surface
all_int_lin_sur | All intersects line/surface
all_inv_on_sur | Inverse on surface, all soutions
angle | Angle
arcl | The length of an entity
area | Area of 2D bounded region
centre | Centre of curvature
cgrav | Center of gravity
curv | The curvature of an entity
endp | The end position of a line, arc or curve
eval | Evaluate coordinates and derivatives
global_ref | Creates global reference
intersect | Intersect position
inv_arcl | Inverse arclength
inv_curv | Inverse curvature
inv_on | Inverse on
inv_on_sur | Inverse on surface
inv_tang | Inverse tangent
mode_basic | Activates basic coordinate system
mode_global | Activates global coordinate system
mode_local | Activates local coordinate system
norm | Normal of entity
n_cur_int | Number of intersect curves
n_intersect | Number of intersect positions
on | A position on an entity
pos_in_cone | Tests if positions are inside or outside a cone
refc | Converts integers to ref
section_area | Area bounded by 3D curve
sort_mesh | Sort mesh faces in X, Y or Z direction
startp | The start position of a line, arc or curve
surface_area | Area of 3D surface
tang | The tangent of an entity
tform_inv | Inverse transformation
tform_mult | Multiplication of two transformation matrices
trim | Clips or extends entity
vec | Cartesian coordinates
vecl | Length of vector
vecn | Normalises vector
vecp | Polar coordinates
vprod | Vector product

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