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@ -34,8 +34,8 @@
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<LI>style = <I>density</I> or <I>compute</I> or <I>fix</I>
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<PRE> <I>density</I> arg = <I>mass</I> or <I>number</I>
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<I>mass</I> = compute mass density
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<I>number</I> = compute number density
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<I>mass</I> = calculate mass density
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<I>number</I> = calculate number density
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<I>compute</I> arg = compute-ID that stores or calculates per-atom quantities
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<I>fix</I> arg = fix-ID that stores or calculates per-atom quantities
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</PRE>
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@ -91,14 +91,15 @@ compute without the word atom in its style name, e.g. a compute that
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calculates a temperature or pressure.
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</P>
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<P>See the <A HREF = "compute.html">compute</A> command for a list of pre-defined
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per-atom computes. Two special computes are as follows. The <A HREF = "compute_attribute_atom.html">compute
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attribute/atom</A> command selects one or
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more atom attributes like vx or fz. The "compute variable/atom" style
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can calculate a value for an atom that can be specified by a <A HREF = "variable.html">variable
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atom</A> equation. Users can also write code for their own
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per-atom compute styles and <A HREF = "Section_modify.html">add them to LAMMPS</A>.
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Note that the <A HREF = "dump.html">dump custom</A> command can also be used to
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directly output per-atom quantities calculated by a per-atom compute.
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per-atom computes. Two special computes of note are as follows. The
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<A HREF = "compute_attribute_atom.html">compute attribute/atom</A> command selects
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one or more atom attributes like vx or fz. The "compute
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variable/atom" style can calculate a value for an atom that can be
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specified by a <A HREF = "variable.html">variable atom</A> equation. Users can also
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write code for their own per-atom compute styles and <A HREF = "Section_modify.html">add them to
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LAMMPS</A>. Note that the <A HREF = "dump.html">dump custom</A>
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command can also be used to directly output quantities calculated by a
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per-atom compute in a per-atom fashion.
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</P>
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<P>For style <I>fix</I>, the fix ave/spatial command accesses the per-atom
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scalar or vector values stored by another fix. The <A HREF = "fix_ave_atom.html">fix
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@ -22,8 +22,8 @@ origin = {lower} or {center} or {upper} or coordinate value (distance units) :l
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delta = thickness of spatial layers in dim (distance units) :l
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style = {density} or {compute} or {fix} :l
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{density} arg = {mass} or {number}
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{mass} = compute mass density
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{number} = compute number density
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{mass} = calculate mass density
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{number} = calculate number density
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{compute} arg = compute-ID that stores or calculates per-atom quantities
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{fix} arg = fix-ID that stores or calculates per-atom quantities :pre
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zero or more keyword/value pairs may be appended :l
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@ -75,14 +75,15 @@ compute without the word atom in its style name, e.g. a compute that
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calculates a temperature or pressure.
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See the "compute"_compute.html command for a list of pre-defined
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per-atom computes. Two special computes are as follows. The "compute
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attribute/atom"_compute_attribute_atom.html command selects one or
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more atom attributes like vx or fz. The "compute variable/atom" style
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can calculate a value for an atom that can be specified by a "variable
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atom"_variable.html equation. Users can also write code for their own
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per-atom compute styles and "add them to LAMMPS"_Section_modify.html.
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Note that the "dump custom"_dump.html command can also be used to
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directly output per-atom quantities calculated by a per-atom compute.
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per-atom computes. Two special computes of note are as follows. The
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"compute attribute/atom"_compute_attribute_atom.html command selects
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one or more atom attributes like vx or fz. The "compute
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variable/atom" style can calculate a value for an atom that can be
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specified by a "variable atom"_variable.html equation. Users can also
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write code for their own per-atom compute styles and "add them to
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LAMMPS"_Section_modify.html. Note that the "dump custom"_dump.html
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command can also be used to directly output quantities calculated by a
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per-atom compute in a per-atom fashion.
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For style {fix}, the fix ave/spatial command accesses the per-atom
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scalar or vector values stored by another fix. The "fix
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