matrix3f.html

java 3d帮助文档

<TD><CODE><B><A HREF="../../javax/vecmath/Matrix3f.html#transform(javax.vecmath.Tuple3f)">transform</A></B>(<A HREF="../../javax/vecmath/Tuple3f.html">Tuple3f</A>&nbsp;t)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Multiply this matrix by the tuple t and place the result
 back into the tuple (t = this*t).</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../javax/vecmath/Matrix3f.html#transform(javax.vecmath.Tuple3f, javax.vecmath.Tuple3f)">transform</A></B>(<A HREF="../../javax/vecmath/Tuple3f.html">Tuple3f</A>&nbsp;t,
          <A HREF="../../javax/vecmath/Tuple3f.html">Tuple3f</A>&nbsp;result)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Multiply this matrix by the tuple t and and place the result 
 into the tuple "result" (result = this*t).</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../javax/vecmath/Matrix3f.html#transpose()">transpose</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sets the value of this matrix to its transpose.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../javax/vecmath/Matrix3f.html#transpose(javax.vecmath.Matrix3f)">transpose</A></B>(<A HREF="../../javax/vecmath/Matrix3f.html">Matrix3f</A>&nbsp;m1)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sets the value of this matrix to the transpose of the argument matrix.</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class java.lang.Object</B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>finalize, getClass, notify, notifyAll, wait, wait, wait</CODE></TD>
</TR>
</TABLE>
&nbsp;
<P>

<!-- ============ FIELD DETAIL =========== -->

<A NAME="field_detail"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Field Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="m00"><!-- --></A><H3>
m00</H3>
<PRE>
public float <B>m00</B></PRE>
<DL>
<DD>The first matrix element in the first row.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="m01"><!-- --></A><H3>
m01</H3>
<PRE>
public float <B>m01</B></PRE>
<DL>
<DD>The second matrix element in the first row.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="m02"><!-- --></A><H3>
m02</H3>
<PRE>
public float <B>m02</B></PRE>
<DL>
<DD>The third matrix element in the first row.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="m10"><!-- --></A><H3>
m10</H3>
<PRE>
public float <B>m10</B></PRE>
<DL>
<DD>The first matrix element in the second row.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="m11"><!-- --></A><H3>
m11</H3>
<PRE>
public float <B>m11</B></PRE>
<DL>
<DD>The second matrix element in the second row.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="m12"><!-- --></A><H3>
m12</H3>
<PRE>
public float <B>m12</B></PRE>
<DL>
<DD>The third matrix element in the second row.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="m20"><!-- --></A><H3>
m20</H3>
<PRE>
public float <B>m20</B></PRE>
<DL>
<DD>The first matrix element in the third row.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="m21"><!-- --></A><H3>
m21</H3>
<PRE>
public float <B>m21</B></PRE>
<DL>
<DD>The second matrix element in the third row.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="m22"><!-- --></A><H3>
m22</H3>
<PRE>
public float <B>m22</B></PRE>
<DL>
<DD>The third matrix element in the third row.
<P>
<DL>
</DL>
</DL>

<!-- ========= CONSTRUCTOR DETAIL ======== -->

<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="Matrix3f(float, float, float, float, float, float, float, float, float)"><!-- --></A><H3>
Matrix3f</H3>
<PRE>
public <B>Matrix3f</B>(float&nbsp;m00,
                float&nbsp;m01,
                float&nbsp;m02,
                float&nbsp;m10,
                float&nbsp;m11,
                float&nbsp;m12,
                float&nbsp;m20,
                float&nbsp;m21,
                float&nbsp;m22)</PRE>
<DL>
<DD>Constructs and initializes a Matrix3f from the specified nine values.
<P>
<DT><B>Parameters:</B><DD><CODE>m00</CODE> - the [0][0] element<DD><CODE>m01</CODE> - the [0][1] element<DD><CODE>m02</CODE> - the [0][2] element<DD><CODE>m10</CODE> - the [1][0] element<DD><CODE>m11</CODE> - the [1][1] element<DD><CODE>m12</CODE> - the [1][2] element<DD><CODE>m20</CODE> - the [2][0] element<DD><CODE>m21</CODE> - the [2][1] element<DD><CODE>m22</CODE> - the [2][2] element</DL>
<HR>

<A NAME="Matrix3f(float[])"><!-- --></A><H3>
Matrix3f</H3>
<PRE>
public <B>Matrix3f</B>(float[]&nbsp;v)</PRE>
<DL>
<DD>Constructs and initializes a Matrix3f from the specified 
 nine-element array.   this.m00 =v[0], this.m01=v[1], etc.
<P>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - the array of length 9 containing in order</DL>
<HR>

<A NAME="Matrix3f(javax.vecmath.Matrix3d)"><!-- --></A><H3>
Matrix3f</H3>
<PRE>
public <B>Matrix3f</B>(<A HREF="../../javax/vecmath/Matrix3d.html">Matrix3d</A>&nbsp;m1)</PRE>
<DL>
<DD>Constructs a new matrix with the same values as the 
  Matrix3d parameter.
<P>
<DT><B>Parameters:</B><DD><CODE>m1</CODE> - the source matrix</DL>
<HR>

<A NAME="Matrix3f(javax.vecmath.Matrix3f)"><!-- --></A><H3>
Matrix3f</H3>
<PRE>
public <B>Matrix3f</B>(<A HREF="../../javax/vecmath/Matrix3f.html">Matrix3f</A>&nbsp;m1)</PRE>
<DL>
<DD>Constructs a new matrix with the same values as the
  Matrix3f parameter.
<P>
<DT><B>Parameters:</B><DD><CODE>m1</CODE> - the source matrix</DL>
<HR>

<A NAME="Matrix3f()"><!-- --></A><H3>
Matrix3f</H3>
<PRE>
public <B>Matrix3f</B>()</PRE>
<DL>
<DD>Constructs and initializes a Matrix3f to all zeros.
<P>
</DL>

<!-- ============ METHOD DETAIL ========== -->

<A NAME="method_detail"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Method Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public java.lang.String <B>toString</B>()</PRE>
<DL>
<DD>Returns a string that contains the values of this Matrix3f.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE>toString</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the String representation</DL>
</DD>
</DL>
<HR>

<A NAME="setIdentity()"><!-- --></A><H3>
setIdentity</H3>
<PRE>
public final void <B>setIdentity</B>()</PRE>
<DL>
<DD>Sets this Matrix3f to identity.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="setScale(float)"><!-- --></A><H3>
setScale</H3>
<PRE>
public final void <B>setScale</B>(float&nbsp;scale)</PRE>
<DL>
<DD>Sets the scale component of the current matrix by factoring
 out the current scale (by doing an SVD) and multiplying by 
 the new scale.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>scale</CODE> - the new scale amount</DL>
</DD>
</DL>
<HR>

<A NAME="setElement(int, int, float)"><!-- --></A><H3>
setElement</H3>
<PRE>
public final void <B>setElement</B>(int&nbsp;row,
                             int&nbsp;column,
                             float&nbsp;value)</PRE>
<DL>
<DD>Sets the specified element of this matrix3f to the value provided.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>row</CODE> - the row number to be modified (zero indexed)<DD><CODE>column</CODE> - the column number to be modified (zero indexed)<DD><CODE>value</CODE> - the new value</DL>
</DD>
</DL>
<HR>

<A NAME="getRow(int, javax.vecmath.Vector3f)"><!-- --></A><H3>
getRow</H3>
<PRE>
public final void <B>getRow</B>(int&nbsp;row,
                         <A HREF="../../javax/vecmath/Vector3f.html">Vector3f</A>&nbsp;v)</PRE>
<DL>
<DD>Copies the matrix values in the specified row into the vector parameter.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>row</CODE> - the matrix row<DD><CODE>v</CODE> - the vector into which the matrix row values will be copied</DL>
</DD>
</DL>
<HR>

<A NAME="getRow(int, float[])"><!-- --></A><H3>
getRow</H3>
<PRE>
public final void <B>getRow</B>(int&nbsp;row,
                         float[]&nbsp;v)</PRE>
<DL>
<DD>Copies the matrix values in the specified row into the array parameter.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>row</CODE> - the matrix row<DD><CODE>v</CODE> - the array into which the matrix row values will be copied</DL>
</DD>
</DL>
<HR>

<A NAME="getColumn(int, javax.vecmath.Vector3f)"><!-- --></A><H3>
getColumn</H3>
<PRE>
public final void <B>getColumn</B>(int&nbsp;column,
                            <A HREF="../../javax/vecmath/Vector3f.html">Vector3f</A>&nbsp;v)</PRE>
<DL>
<DD>Copies the matrix values in the specified column into the vector 
 parameter.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - the vector into which the matrix row values will be copied</DL>
</DD>
</DL>
<HR>

<A NAME="getColumn(int, float[])"><!-- --></A><H3>
getColumn</H3>
<PRE>
public final void <B>getColumn</B>(int&nbsp;column,
                            float[]&nbsp;v)</PRE>
<DL>
<DD>Copies the matrix values in the specified column into the array 
 parameter.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - the array into which the matrix row values will be copied</DL>
</DD>
</DL>
<HR>

<A NAME="getElement(int, int)"><!-- --></A><H3>
getElement</H3>
<PRE>
public final float <B>getElement</B>(int&nbsp;row,