Difference between revisions of "Category:Physics Engine/Misc"
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| − | + | === INFINITY === | |
| − | |||
| − | === | ||
| − | |||
| − | |||
| + | <!-- code start--> | ||
| + | <pre style="margin-left:20px; font-size:1.4em; background-color:#fdfdfd">infinity = physics.misc.INFINITY() | ||
| + | </pre><!-- code end--> | ||
| + | <!-- table start --> | ||
| − | + | {| border="1" width="100%" cellspacing="0" cellpadding="4" style="border-color:#eee" class="wikitable sortable" | |
| − | + | |- | |
| − | + | ! Parameter | |
| − | + | ! Type | |
| − | + | ! Description <!-- header row end --> | |
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
| − | {| border=1 | ||
| − | |||
| − | ! Parameter | ||
| − | <!-- header row end --> | ||
|- | |- | ||
| − | | | + | | infinity |
| − | | | + | | '''out''' number |
| − | | | + | | Infinity |
| − | |}<!-- table end --> | + | |} |
| − | + | <!-- table end --> | |
| − | <br | + | <br> Returns a number representing infinity in the physics engine. |
| − | Returns a number representing infinity in the physics engine. | ||
| − | Introduced in platform.apiLevel = '2.0' | + | Introduced in platform.apiLevel = '2.0' |
---- | ---- | ||
| + | <br> | ||
| − | ===== momentForBox ===== | + | ===== momentForBox ===== |
| + | <!-- code start--> | ||
| + | <pre style="margin-left:20px; font-size:1.4em; background-color:#fdfdfd">inertia = physics.misc.momentForBox(mass, width, height) | ||
| + | </pre><!-- code end--> | ||
| + | <!-- table start --> | ||
| − | + | {| border="1" width="100%" cellspacing="0" cellpadding="4" style="border-color:#eee" class="wikitable sortable" | |
| − | + | |- | |
| − | + | ! Parameter | |
| − | + | ! Type | |
| − | + | ! Description <!-- header row end --> | |
| − | |||
| − | |||
| − | {| border=1 | ||
| − | |||
| − | ! Parameter | ||
| − | <!-- header row end --> | ||
|- | |- | ||
| − | | | + | | mass |
| − | | | + | | '''in''' number |
| − | | | + | | The mass of the box |
|- | |- | ||
| − | | | + | | width |
| − | | | + | | '''in''' number |
| − | | | + | | The width of the box |
|- | |- | ||
| − | | | + | | height |
| − | | | + | | '''in''' number |
| − | | | + | | The height of the box |
|- | |- | ||
| − | | | + | | inertia |
| − | | | + | | '''out''' number |
| − | | | + | | The inertia of the box |
| − | |}<!-- table end --> | + | |} |
| + | <!-- table end --> | ||
| + | <br> This routine computes the moment of inertia for a solid box. This is a useful helper routine for computing the moment of inertia as an input to the [[#BodyCall|physics.Body(...) constructor]]. | ||
| − | + | Introduced in platform.apiLevel = '2.0' | |
| − | |||
| − | |||
| − | Introduced in platform.apiLevel = '2.0' | ||
---- | ---- | ||
| − | |||
| + | ===== momentForCircle ===== | ||
| − | <!-- code start--> | + | <!-- code start--> |
| − | <pre style="margin-left:20px; font-size:1.4em; background-color:#fdfdfd"> | + | <pre style="margin-left:20px; font-size:1.4em; background-color:#fdfdfd">inertia = physics.misc.momentForCircle(mass, innerRadius, outerRadius, offBody) |
| − | inertia = physics.misc.momentForCircle(mass, innerRadius, outerRadius, offBody) | + | </pre><!-- code end--> |
| − | </pre><!-- code end--> | + | <!-- table start --> |
| − | + | {| border="1" width="100%" cellspacing="0" cellpadding="4" style="border-color:#eee" class="wikitable sortable" | |
| − | + | |- | |
| − | {| border=1 | + | ! Parameter |
| − | + | ! Type | |
| − | ! Parameter | + | ! Description <!-- header row end --> |
| − | <!-- header row end --> | ||
|- | |- | ||
| − | | | + | | mass |
| − | | | + | | '''in''' number |
| − | | | + | | The mass of the circle |
|- | |- | ||
| − | | | + | | innerRadius |
| − | | | + | | '''in''' number |
| − | | | + | | The inner radius of the circle |
|- | |- | ||
| − | | | + | | outerRadius |
| − | | | + | | '''in''' number |
| − | | | + | | The outer radius of the circle |
|- | |- | ||
| − | | | + | | offset |
| − | | | + | | '''in''' physics.Vect |
| − | | | + | | The offset of the circle from the center of gravity |
|- | |- | ||
| − | | | + | | inertia |
| − | | | + | | '''out''' number |
| − | | | + | | The inertia of the circle |
| − | |}<!-- table end --> | + | |} |
| + | <!-- table end --> | ||
| + | <br> This routine computes the moment of inertia for a [[#circle|circle]]. A solid circle has an inner radius of 0. This is a useful helper routine for computing the moment of inertia as an input to the [[#BodyCall|physics.Body(...) constructor]]. | ||
| − | + | Introduced in platform.apiLevel = '2.0' | |
| − | |||
| − | |||
| − | Introduced in platform.apiLevel = '2.0' | ||
---- | ---- | ||
| − | |||
| + | ===== momentForPoly ===== | ||
| − | <!-- code start--> | + | <!-- code start--> |
| − | <pre style="margin-left:20px; font-size:1.4em; background-color:#fdfdfd"> | + | <pre style="margin-left:20px; font-size:1.4em; background-color:#fdfdfd">inertia = physics.misc.momentForPoly(mass, vertices, offset) |
| − | inertia = physics.misc.momentForPoly(mass, vertices, offset) | + | </pre><!-- code end--> |
| − | </pre><!-- code end--> | + | <!-- table start --> |
| − | + | {| border="1" width="100%" cellspacing="0" cellpadding="4" style="border-color:#eee" class="wikitable sortable" | |
| − | + | |- | |
| − | {| border=1 | + | ! Parameter |
| − | + | ! Type | |
| − | ! Parameter | + | ! Description <!-- header row end --> |
| − | <!-- header row end --> | ||
|- | |- | ||
| − | | | + | | mass |
| − | | | + | | '''in''' number |
| − | | | + | | The mass of the polygon |
|- | |- | ||
| − | | | + | | vertices '''in''' <nowiki>{</nowiki>physics.Vect<nowiki>}</nowiki> |
| − | | | + | | A list of vertices defining the shape of the polygon |
|- | |- | ||
| − | | | + | | offset |
| − | | | + | | '''in''' physics.Vect |
| − | | | + | | The offset of the polygon from the center of gravity |
|- | |- | ||
| − | | | + | | inertia |
| − | | | + | | '''out''' number |
| − | | | + | | The inertia of the polygon |
| − | |}<!-- table end --> | + | |} |
| + | <!-- table end --> | ||
| + | <br> This routine computes the moment of inertia for a [[#polygon|polygon]]. This is a useful helper routine for computing the moment of inertia as an input to the [[#BodyCall|physics.Body(...) constructor]]. | ||
| − | + | Introduced in platform.apiLevel = '2.0' | |
| − | |||
| − | |||
| − | Introduced in platform.apiLevel = '2.0' | ||
---- | ---- | ||
| − | |||
| + | ===== momentForSegment ===== | ||
| − | <!-- code start--> | + | <!-- code start--> |
| − | <pre style="margin-left:20px; font-size:1.4em; background-color:#fdfdfd"> | + | <pre style="margin-left:20px; font-size:1.4em; background-color:#fdfdfd">inertia = physics.misc.momentForSegment(mass, endPointA, endPointB) |
| − | inertia = physics.misc.momentForSegment(mass, endPointA, endPointB) | + | </pre><!-- code end--> |
| − | </pre><!-- code end--> | + | <!-- table start --> |
| − | + | {| border="1" width="100%" cellspacing="0" cellpadding="4" style="border-color:#eee" class="wikitable sortable" | |
| − | + | |- | |
| − | {| border=1 | + | ! Parameter |
| − | + | ! Type | |
| − | ! Parameter | + | ! Description <!-- header row end --> |
| − | <!-- header row end --> | ||
|- | |- | ||
| − | | | + | | mass |
| − | | | + | | '''in''' number |
| − | | | + | | The mass of the segment |
|- | |- | ||
| − | | | + | | endPointA |
| − | | | + | | '''in''' physics.Vect |
| − | | | + | | The point defining one end of the segment |
|- | |- | ||
| − | | | + | | endPointB |
| − | | | + | | '''in''' physics.Vect |
| − | | | + | | The point defining the other end of the segment |
|- | |- | ||
| − | | | + | | inertia |
| − | | | + | | '''out''' number |
| − | | | + | | The inertia of the segment |
| − | |}<!-- table end --> | + | |} |
| − | + | <!-- table end --> | |
| − | <br | + | <br> This routine computes the moment of inertia for a [[#segment|segment]]. The end points can be in either world or local coordinates. This is a useful helper routine for computing the moment of inertia as an input to the [[#BodyCall|physics.Body(...) constructor]]. |
| − | This routine computes the moment of inertia for a [[#segment|segment]]. The end points can be in either world or local coordinates. This is a useful helper routine for computing the moment of inertia as an input to the [[#BodyCall|physics.Body(...) constructor]]. | ||
Introduced in platform.apiLevel = '2.0' | Introduced in platform.apiLevel = '2.0' | ||
Revision as of 07:50, 18 July 2012
INFINITY
infinity = physics.misc.INFINITY()
| Parameter | Type | Description |
|---|---|---|
| infinity | out number | Infinity |
Returns a number representing infinity in the physics engine.
Introduced in platform.apiLevel = '2.0'
momentForBox
inertia = physics.misc.momentForBox(mass, width, height)
| Parameter | Type | Description |
|---|---|---|
| mass | in number | The mass of the box |
| width | in number | The width of the box |
| height | in number | The height of the box |
| inertia | out number | The inertia of the box |
This routine computes the moment of inertia for a solid box. This is a useful helper routine for computing the moment of inertia as an input to the physics.Body(...) constructor.
Introduced in platform.apiLevel = '2.0'
momentForCircle
inertia = physics.misc.momentForCircle(mass, innerRadius, outerRadius, offBody)
| Parameter | Type | Description |
|---|---|---|
| mass | in number | The mass of the circle |
| innerRadius | in number | The inner radius of the circle |
| outerRadius | in number | The outer radius of the circle |
| offset | in physics.Vect | The offset of the circle from the center of gravity |
| inertia | out number | The inertia of the circle |
This routine computes the moment of inertia for a circle. A solid circle has an inner radius of 0. This is a useful helper routine for computing the moment of inertia as an input to the physics.Body(...) constructor.
Introduced in platform.apiLevel = '2.0'
momentForPoly
inertia = physics.misc.momentForPoly(mass, vertices, offset)
| Parameter | Type | Description |
|---|---|---|
| mass | in number | The mass of the polygon |
| vertices in {physics.Vect} | A list of vertices defining the shape of the polygon | |
| offset | in physics.Vect | The offset of the polygon from the center of gravity |
| inertia | out number | The inertia of the polygon |
This routine computes the moment of inertia for a polygon. This is a useful helper routine for computing the moment of inertia as an input to the physics.Body(...) constructor.
Introduced in platform.apiLevel = '2.0'
momentForSegment
inertia = physics.misc.momentForSegment(mass, endPointA, endPointB)
| Parameter | Type | Description |
|---|---|---|
| mass | in number | The mass of the segment |
| endPointA | in physics.Vect | The point defining one end of the segment |
| endPointB | in physics.Vect | The point defining the other end of the segment |
| inertia | out number | The inertia of the segment |
This routine computes the moment of inertia for a segment. The end points can be in either world or local coordinates. This is a useful helper routine for computing the moment of inertia as an input to the physics.Body(...) constructor.
Introduced in platform.apiLevel = '2.0'
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