VARKON Version 1.15 1997-10-24

sur_comp - Geometric procedure

Creates a surface


Description

Two or more surfaces can be concatenated to one surface.

Syntax

sur_com(id, surf1, surf2, surf3, surf4, .....:attributes);

REF	id;
REF	surf1;
REF	surf2;
REF	surf3;
REF	surf4;
REF	.
REF	.

Principal parameters

id	- Local identity
surf1	- Surface 1
surf2	- Surface 2
surf3	- Surface 3
surf4	- Surface 4
.	- .

Optional parameters

surf3	- Surface 3
surf4	- Surface 4
.	- .

Attributes

PEN	- Pen or colour number
LEVEL	- Level number
BLANK	- Visible (0) or invisible (1)
SFONT	- Solid boundary and dashed midcurves (0)
SDASHL	- Dashlength

Example

sur_comp(#3, #2, #1);

Creates a new surface #3 with surface #1 and surface #2.

Comments

The only case yet implemented is for surfaces that have a common surface boundary