FEA Region and Hole Commands - Revision history

Nairnj: /* Using 2D Images */

2016-12-06T03:28:01Z

Using 2D Images

← Older revision		Revision as of 03:28, 6 December 2016
Line 101:		Line 101:

	A blank <tt>PolyPt</tt> command in scripted files is only needed if you need to define more than one polygon in the same region. The blank command will finish the current one and the next one will start with the next <tt>PolyPt</tt> command. Intervening [[#Rect Command\|<tt>Rect</tt>]] and [[#Oval Command\|<tt>Oval</tt>]] commands or the end of a block will also stop the current polygon; in these cases the blank <tt>PolyPt</tt> is not needed.		A blank <tt>PolyPt</tt> command in scripted files is only needed if you need to define more than one polygon in the same region. The blank command will finish the current one and the next one will start with the next <tt>PolyPt</tt> command. Intervening [[#Rect Command\|<tt>Rect</tt>]] and [[#Oval Command\|<tt>Oval</tt>]] commands or the end of a block will also stop the current polygon; in these cases the blank <tt>PolyPt</tt> is not needed.

			== Nested Shape Commands ==

			By [[Nested Shapes\|nesting shapes]], you can create many more types of shapes.

	== Using 2D Images ==		== Using 2D Images ==

	You can also fill the mesh based on drawings in 2D images by using [[BMPRegion Command\|BMPRegion commands]].		You can also fill the mesh based on drawings in 2D images by using [[BMPRegion Command\|BMPRegion commands]].

Nairnj: /* Oval Command */

2016-12-05T23:58:30Z

Oval Command

← Older revision		Revision as of 23:58, 5 December 2016
Line 73:		Line 73:

	* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric) that encloses the oval. If xmax<xmin or ymax<ymin, they will be automatically switched to define the oval. The units are [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).		* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric) that encloses the oval. If xmax<xmin or ymax<ymin, they will be automatically switched to define the oval. The units are [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).
	* <tt>(arcStart)</tt> and <tt>(arcEnd)</tt> are optional parameters that limit the shape to an to arc of the oval (ccw from start to end in degrees with 0 degrees along the x axis).		* <tt>(arcStart)</tt> and <tt>(arcEnd)</tt> are optional parameters that limit the shape to an to arc of the oval (ccw from start to end in degrees with 0 degrees along the x axis, 0≤<tt>(arcStart)</tt><360, and <tt>(arcEnd)</tt>><tt>(arcStart)</tt>).

	If the defined oval overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.		If the defined oval overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.

Nairnj: /* Rect Command */

2016-12-05T23:58:15Z

Rect Command

← Older revision		Revision as of 23:58, 5 December 2016
Line 54:		Line 54:

	* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric). If xmax<xmin or ymax<ymin, they will be automatically switched to define the rectangle. The units are [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).		* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric). If xmax<xmin or ymax<ymin, they will be automatically switched to define the rectangle. The units are [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).
	* <tt>(arcStart)</tt> and <tt>(arcEnd)</tt> are optional parameters that limit the shape to an to arc of the rectangle (ccw from start to end in degrees with 0 degrees along the x axis).		* <tt>(arcStart)</tt> and <tt>(arcEnd)</tt> are optional parameters that limit the shape to an to arc of the rectangle (ccw from start to end in degrees with 0 degrees along the x axis, 0≤<tt>(arcStart)</tt><360, and <tt>(arcEnd)</tt>><tt>(arcStart)</tt>).

	If the defined rectangle overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.		If the defined rectangle overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.

Nairnj: /* Oval Command */

2016-12-05T23:54:31Z

Oval Command

← Older revision		Revision as of 23:54, 5 December 2016
Line 62:		Line 62:
	A scripted <tt>Oval</tt> command defines a region to be assigned element materials or to be defined as a hole:		A scripted <tt>Oval</tt> command defines a region to be assigned element materials or to be defined as a hole:

	Oval (xmin),(xmax),(ymin),(ymax)		Oval (xmin),(xmax),(ymin),(ymax),<(arcStart)>,<(arcEnd)>

	In <tt>XML</tt> files, the command is:		In <tt>XML</tt> files, the command is:

	<Oval xmin='(xmin)' xmax='(xmax)' ymin='(ymin)' ymax='(ymax)'/>		<Oval xmin='(xmin)' xmax='(xmax)' ymin='(ymin)' ymax='(ymax)'>
			<arc start='(arcStart)' end='(arcEnd)'/>
			</Oval>

	where		where

	* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric) that encloses the oval. If xmax<xmin or ymax<ymin, they will be automatically switched to define the oval. The units are [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).		* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric) that encloses the oval. If xmax<xmin or ymax<ymin, they will be automatically switched to define the oval. The units are [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).
			* <tt>(arcStart)</tt> and <tt>(arcEnd)</tt> are optional parameters that limit the shape to an to arc of the oval (ccw from start to end in degrees with 0 degrees along the x axis).

	If the defined oval overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.		If the defined oval overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.

Nairnj: /* Rect Command */

2016-12-05T23:53:48Z

Rect Command

← Older revision		Revision as of 23:53, 5 December 2016
Line 43:		Line 43:
	A scripted <tt>Rect</tt> command defines a region to be assigned element materials or to be defined as a hole:		A scripted <tt>Rect</tt> command defines a region to be assigned element materials or to be defined as a hole:

	Rect (xmin),(xmax),(ymin),(ymax)		Rect (xmin),(xmax),(ymin),(ymax),<(arcStart)>,<(arcEnd)>

	In <tt>XML</tt> files, the command is:		In <tt>XML</tt> files, the command is:

	<Rect xmin='(xmin)' xmax='(xmax)' ymin='(ymin)' ymax='(ymax)'/>		<Rect xmin='(xmin)' xmax='(xmax)' ymin='(ymin)' ymax='(ymax)'>
			<arc start='(arcStart)' end='(arcEnd)'/>
			</Rect>

	where		where

	* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric). If xmax<xmin or ymax<ymin, they will be automatically switched to define the rectangle. The units are [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).		* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric). If xmax<xmin or ymax<ymin, they will be automatically switched to define the rectangle. The units are [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).
			* <tt>(arcStart)</tt> and <tt>(arcEnd)</tt> are optional parameters that limit the shape to an to arc of the rectangle (ccw from start to end in degrees with 0 degrees along the x axis).

	If the defined rectangle overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.		If the defined rectangle overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.

Nairnj at 21:20, 2 June 2015

2015-06-02T21:20:37Z

← Older revision		Revision as of 21:20, 2 June 2015
Line 18:		Line 18:

	* <tt>(matid)</tt> is the material ID for a previously defined [[FEA Material Models\|material]].		* <tt>(matid)</tt> is the material ID for a previously defined [[FEA Material Models\|material]].
	* <tt>(thick)</tt> is the thickness of the region in mm.		* <tt>(thick)</tt> is the thickness of the region in [[ConsistentUnits Command#Legacy and Consistent Units\|length units]].
	* <tt>(angle)</tt> is an optional angle for the material which is only relevant for [[FEA Material Models\|anisotropic materials]]. It can be entered as a number or as a [[User Defined Functions\|user-defined function]] of the coordinates for the element centroid. The units are degrees.		* <tt>(angle)</tt> is an optional angle for the material which is only relevant for [[FEA Material Models\|anisotropic materials]]. It can be entered as a number or as a [[User Defined Functions\|user-defined function]] of the coordinates for the element centroid. The units are degrees.

Line 51:		Line 51:
	where		where

	* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric). If xmax<xmin or ymax<ymin, they will be automatically switched to define the rectangle. The units are mm (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).		* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric). If xmax<xmin or ymax<ymin, they will be automatically switched to define the rectangle. The units are [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).

	If the defined rectangle overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.		If the defined rectangle overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.
Line 67:		Line 67:
	where		where

	* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric) that encloses the oval. If xmax<xmin or ymax<ymin, they will be automatically switched to define the oval. The units are mm (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).		* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric) that encloses the oval. If xmax<xmin or ymax<ymin, they will be automatically switched to define the oval. The units are [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).

	If the defined oval overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.		If the defined oval overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.
Line 92:		Line 92:
	where		where

	* <tt>(xi),(yi)</tt> (for i = 1 to n) are the <tt>x</tt> and <tt>y</tt> coordinates of the each point in the polygon (or <tt>R</tt> and <tt>Z</tt> if axisymmetric) with the last point <tt>(xn),(yn)</tt>) being connected to the first (<tt>(x1),(y1)</tt>). If the <tt>PolyPt</tt> arguments are omitted, the polygon is closed. The units are mm (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).		* <tt>(xi),(yi)</tt> (for i = 1 to n) are the <tt>x</tt> and <tt>y</tt> coordinates of the each point in the polygon (or <tt>R</tt> and <tt>Z</tt> if axisymmetric) with the last point <tt>(xn),(yn)</tt>) being connected to the first (<tt>(x1),(y1)</tt>). If the <tt>PolyPt</tt> arguments are omitted, the polygon is closed. The units are [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).

	A blank <tt>PolyPt</tt> command in scripted files is only needed if you need to define more than one polygon in the same region. The blank command will finish the current one and the next one will start with the next <tt>PolyPt</tt> command. Intervening [[#Rect Command\|<tt>Rect</tt>]] and [[#Oval Command\|<tt>Oval</tt>]] commands or the end of a block will also stop the current polygon; in these cases the blank <tt>PolyPt</tt> is not needed.		A blank <tt>PolyPt</tt> command in scripted files is only needed if you need to define more than one polygon in the same region. The blank command will finish the current one and the next one will start with the next <tt>PolyPt</tt> command. Intervening [[#Rect Command\|<tt>Rect</tt>]] and [[#Oval Command\|<tt>Oval</tt>]] commands or the end of a block will also stop the current polygon; in these cases the blank <tt>PolyPt</tt> is not needed.

Nairnj: /* Using 2D Images */

2015-03-19T16:15:05Z

Using 2D Images

← Older revision		Revision as of 16:15, 19 March 2015
Line 98:		Line 98:
	== Using 2D Images ==		== Using 2D Images ==

	You can also fill the mesh based on drawings in 2D images by using [[~~FEA~~ BMPRegion Command\|BMPRegion commands]].		You can also fill the mesh based on drawings in 2D images by using [[BMPRegion Command\|BMPRegion commands]].

Nairnj: /* Using 2D Images */

2013-12-31T18:17:49Z

Using 2D Images

← Older revision		Revision as of 18:17, 31 December 2013
Line 98:		Line 98:
	== Using 2D Images ==		== Using 2D Images ==

	You can ~~file~~ the mesh based on ~~drawing~~ in 2D images by using [[FEA BMPRegion ~~Commands~~\|BMPRegion commands]].		You can also fill the mesh based on drawings in 2D images by using [[FEA BMPRegion Command\|BMPRegion commands]].

Nairnj: /* PolyPt Command */

2013-12-07T17:33:30Z

PolyPt Command

← Older revision		Revision as of 17:33, 7 December 2013
Line 95:		Line 95:

	A blank <tt>PolyPt</tt> command in scripted files is only needed if you need to define more than one polygon in the same region. The blank command will finish the current one and the next one will start with the next <tt>PolyPt</tt> command. Intervening [[#Rect Command\|<tt>Rect</tt>]] and [[#Oval Command\|<tt>Oval</tt>]] commands or the end of a block will also stop the current polygon; in these cases the blank <tt>PolyPt</tt> is not needed.		A blank <tt>PolyPt</tt> command in scripted files is only needed if you need to define more than one polygon in the same region. The blank command will finish the current one and the next one will start with the next <tt>PolyPt</tt> command. Intervening [[#Rect Command\|<tt>Rect</tt>]] and [[#Oval Command\|<tt>Oval</tt>]] commands or the end of a block will also stop the current polygon; in these cases the blank <tt>PolyPt</tt> is not needed.

			== Using 2D Images ==

			You can file the mesh based on drawing in 2D images by using [[FEA BMPRegion Commands\|BMPRegion commands]].

Nairnj at 19:57, 13 September 2013

2013-09-13T19:57:06Z

← Older revision		Revision as of 19:57, 13 September 2013
Line 17:		Line 17:
	where		where

	* <tt>(matid)</tt> is the material ID for a previously defined material.		* <tt>(matid)</tt> is the material ID for a previously defined [[FEA Material Models\|material]].
	* <tt>(thick)</tt> is the thickness of the region in mm.		* <tt>(thick)</tt> is the thickness of the region in mm.
	* <tt>(angle)</tt> is an optional angle for the material which is only relevant for anisotropic materials. It can be entered as a number or as a [[User ~~Define~~ Functions\|user-defined function]] of the coordinates for the element centroid. The units are degrees.		* <tt>(angle)</tt> is an optional angle for the material which is only relevant for [[FEA Material Models\|anisotropic materials]]. It can be entered as a number or as a [[User Defined Functions\|user-defined function]] of the coordinates for the element centroid. The units are degrees.

	Between the <tt>Region</tt> command and the subsequent <tt>EndRegion</tt> command (or within the <tt><Body></tt> block), there can be any number of [[#Rect Command\|<tt>Rect</tt>]], [[#Oval Command\|<tt>Oval</tt>]], and [[#PolyPt Command\|<tt>PolyPt</tt>]] commands to define the geometry whose elements will use ~~the~~ region's material properties.		Between the <tt>Region</tt> command and the subsequent <tt>EndRegion</tt> command (or within the <tt><Body></tt> block), there can be any number of [[#Rect Command\|<tt>Rect</tt>]], [[#Oval Command\|<tt>Oval</tt>]], and [[#PolyPt Command\|<tt>PolyPt</tt>]] commands to define the geometry whose elements will use this region's material properties.

	== Hole Commands ==		== Hole Commands ==
Line 37:		Line 37:
	</Hole>		</Hole>

	Between the <tt>Hole</tt> command and the subsequent <tt>EndHole</tt> command (or within the <tt><Hole></tt> block), there can be any number of [[#Rect Command\|<tt>Rect</tt>]], [[#Oval Command\|<tt>Oval</tt>]], and [[#PolyPt Command\|<tt>PolyPt</tt>]]commands to define the geometry whose elements should be removed.		Between the <tt>Hole</tt> command and the subsequent <tt>EndHole</tt> command (or within the <tt><Hole></tt> block), there can be any number of [[#Rect Command\|<tt>Rect</tt>]], [[#Oval Command\|<tt>Oval</tt>]], and [[#PolyPt Command\|<tt>PolyPt</tt>]] commands to define the geometry whose elements should be removed.

	== Rect Command ==		== Rect Command ==

	A scripted <tt>Rect</tt> command defines a region to be ~~assign~~ element materials or to be defined as a hole:		A scripted <tt>Rect</tt> command defines a region to be assigned element materials or to be defined as a hole:

	Rect (xmin),(xmax),(ymin),(ymax)		Rect (xmin),(xmax),(ymin),(ymax)
Line 51:		Line 51:
	where		where

	* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric). If xmax<xmin or ymax<ymin, ~~the~~ will be automatically switched to define the rectangle. The units are mm (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).		* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric). If xmax<xmin or ymax<ymin, they will be automatically switched to define the rectangle. The units are mm (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).

	If the defined rectangle overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.		If the defined rectangle overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.
Line 57:		Line 57:
	== Oval Command ==		== Oval Command ==

	A scripted <tt>Oval</tt> command defines a region to be ~~assign~~ element materials or to be defined as a hole:		A scripted <tt>Oval</tt> command defines a region to be assigned element materials or to be defined as a hole:

	Oval (xmin),(xmax),(ymin),(ymax)		Oval (xmin),(xmax),(ymin),(ymax)
Line 67:		Line 67:
	where		where

	* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric) that encloses the oval. If xmax<xmin or ymax<ymin, ~~the~~ will be automatically switched to define the oval. The units are mm (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).		* <tt>(xmin),(xmax),(ymin)</tt>, and <tt>(ymax)</tt> are the x and y extents of the rectangle (or R and Z extents if axisymmetric) that encloses the oval. If xmax<xmin or ymax<ymin, they will be automatically switched to define the oval. The units are mm (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).

	If the defined oval overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.		If the defined oval overlaps areas that already has assigned elements, or has been defined as a hole, those areas will be ignored.
Line 73:		Line 73:
	== PolyPt Command ==		== PolyPt Command ==

	In scripted files, a series of <tt>PolyPt</tt> commands is used to define a polygonal region to ~~assign~~ element materials, or to be defined as a hole:		In scripted files, a series of <tt>PolyPt</tt> commands is used to define a polygonal region to be assigned element materials, or to be defined as a hole:

	PolyPt (x1),(y1)		PolyPt (x1),(y1)
Line 94:		Line 94:
	* <tt>(xi),(yi)</tt> (for i = 1 to n) are the <tt>x</tt> and <tt>y</tt> coordinates of the each point in the polygon (or <tt>R</tt> and <tt>Z</tt> if axisymmetric) with the last point <tt>(xn),(yn)</tt>) being connected to the first (<tt>(x1),(y1)</tt>). If the <tt>PolyPt</tt> arguments are omitted, the polygon is closed. The units are mm (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).		* <tt>(xi),(yi)</tt> (for i = 1 to n) are the <tt>x</tt> and <tt>y</tt> coordinates of the each point in the polygon (or <tt>R</tt> and <tt>Z</tt> if axisymmetric) with the last point <tt>(xn),(yn)</tt>) being connected to the first (<tt>(x1),(y1)</tt>). If the <tt>PolyPt</tt> arguments are omitted, the polygon is closed. The units are mm (or determined by a [[Units Attribute\|units attribute]] in <tt>XML</tt> files).

	A blank <tt>PolyPt</tt> command in scripted files is only needed if you need to define a more than one polygon in the same region. The blank command will finish the current one and the next one will start with the next <tt>PolyPt</tt> command. Intervening [[#Rect Command\|<tt>Rect</tt>]] and [[#Oval Command\|<tt>Oval</tt>]] commands or the end of a block will also stop the current polygon; in these cases the blank <tt>PolyPt</tt> is not needed.		A blank <tt>PolyPt</tt> command in scripted files is only needed if you need to define more than one polygon in the same region. The blank command will finish the current one and the next one will start with the next <tt>PolyPt</tt> command. Intervening [[#Rect Command\|<tt>Rect</tt>]] and [[#Oval Command\|<tt>Oval</tt>]] commands or the end of a block will also stop the current polygon; in these cases the blank <tt>PolyPt</tt> is not needed.