This enumeration specifies vector geometry types.

Values:

IG_VECT_GEOM_POINTS	Geometry is a set of separated points.
IG_VECT_GEOM_LINES	Geometry is a group of separated lines.
IG_VECT_GEOM_LINE_LOOP	Geometry is a group of line segments. The last line is connected to the first one.
IG_VECT_GEOM_LINE_STRIP	Geometry is a group of line segments.
IG_VECT_GEOM_TRIANGLES	Geometry is a group of separated triangles.
IG_VECT_GEOM_TRIANGLE_STRIP	Geometry is a triangle strip.
IG_VECT_GEOM_TRIANGLE_FAN	Geometry is a triangle fan.
IG_VECT_GEOM_QUADS	Geometry is a group of separated quadrilaterals.
IG_VECT_GEOM_QUAD_STRIP	Geometry is a quadrilateral strip.
IG_VECT_GEOM_POLYGON	Geometry is a polygon.