Re: Filling Between Surfaces

• To: mathgroup at smc.vnet.net
• Subject: [mg97700] Re: Filling Between Surfaces
• From: dh <dh at metrohm.com>
• Date: Thu, 19 Mar 2009 02:10:19 -0500 (EST)
• References: <gpqgh6\$616\$1@smc.vnet.net>

```
Hi David,

the following will do it:

ListPointPlot3D[{data1, data2}, Filling -> 2,

FillingStyle -> Directive[Opacity[.3], Gray]]

Daniel

David Park wrote:

> Is it possible to fill between two surfaces?  I can't see where the Help

> specifically says one can't, but neither does it give any examples of doing

> so and I believe, in fact, that one can't. It is, however, possible to fill

> a surface to a specific numerical value or to Top or Bottom.

>

>

>

> Examples:

>

>

>

> data1 = Table[Sin[i + j^2] + 2, {i, 0, 3, 0.1}, {j, 0, 3, 0.1}];

>

> data2 = Table[Sin[i + j^2], {i, 0, 3, 0.1}, {j, 0, 3, 0.1}];

>

>

>

> ListPointPlot3D[{data1, data2},

>

>  Filling -> Bottom,

>

>  FillingStyle -> Directive[Opacity[.3], Gray]]

>

>

>

> ListPointPlot3D[{data1, data2},

>

>  Filling -> {2 -> {1}},

>

>  FillingStyle -> Directive[Opacity[.3], Gray]]

>

>

>

> or

>

>

>

> ListPlot3D[{data1, data2},

>

>  DataRange -> {{0, 3}, {0, 3}},

>

>  RegionFunction -> Function[{x, y, z}, Norm[{x, y}] < 2.5],

>

>  Filling -> {1 -> Bottom},

>

>  FillingStyle -> Directive[Opacity[.3], Gray]]

>

>

>

>

>

> ListPlot3D[{data1, data2},

>

>  DataRange -> {{0, 3}, {0, 3}},

>

>  RegionFunction -> Function[{x, y, z}, Norm[{x, y}] < 2.5],

>

>  Filling -> {1 -> {2}},

>

>  FillingStyle -> Directive[Opacity[.3], Gray]]

>

>

>

> It is a disappointment not to have that capability because it would be a way

> represent a solid volume that was filled with a kind of translucent

> material.

>

>

>

> David Park

>

> djmpark at comcast.net

>

>  <http://home.comcast.net/~djmpark> http://home.comcast.net/~djmpark/

>

```

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