tuple2d.html

JAVA多媒体开发类库说明

</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t</CODE> - the array of length 2 containing xy in order</DL>
</DD>
</DL>
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<A NAME="set(javax.vecmath.Tuple2d)"><!-- --></A><H3>
set</H3>
<PRE>
public final void <B>set</B>(<A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t1)</PRE>
<DL>
<DD>Sets the value of this tuple to the value of the Tuple2d argument.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t1</CODE> - the tuple to be copied</DL>
</DD>
</DL>
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<A NAME="set(javax.vecmath.Tuple2f)"><!-- --></A><H3>
set</H3>
<PRE>
public final void <B>set</B>(<A HREF="../../javax/vecmath/Tuple2f.html" title="class in javax.vecmath">Tuple2f</A>&nbsp;t1)</PRE>
<DL>
<DD>Sets the value of this tuple to the value of Tuple2f t1.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t1</CODE> - the tuple to be copied</DL>
</DD>
</DL>
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<A NAME="get(double[])"><!-- --></A><H3>
get</H3>
<PRE>
public final void <B>get</B>(double[]&nbsp;t)</PRE>
<DL>
<DD>Copies the value of the elements of this tuple into the array t.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t</CODE> - the array that will contain the values of the vector</DL>
</DD>
</DL>
<HR>

<A NAME="add(javax.vecmath.Tuple2d, javax.vecmath.Tuple2d)"><!-- --></A><H3>
add</H3>
<PRE>
public final void <B>add</B>(<A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t1,
                      <A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t2)</PRE>
<DL>
<DD>Sets the value of this tuple to the vector sum of tuples t1 and t2.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t1</CODE> - the first tuple<DD><CODE>t2</CODE> - the second tuple</DL>
</DD>
</DL>
<HR>

<A NAME="add(javax.vecmath.Tuple2d)"><!-- --></A><H3>
add</H3>
<PRE>
public final void <B>add</B>(<A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t1)</PRE>
<DL>
<DD>Sets the value of this tuple to the vector sum of itself and tuple t1.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t1</CODE> - the other tuple</DL>
</DD>
</DL>
<HR>

<A NAME="sub(javax.vecmath.Tuple2d, javax.vecmath.Tuple2d)"><!-- --></A><H3>
sub</H3>
<PRE>
public final void <B>sub</B>(<A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t1,
                      <A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t2)</PRE>
<DL>
<DD>Sets the value of this tuple to the vector difference of 
 tuple t1 and t2 (this = t1 - t2).
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t1</CODE> - the first tuple<DD><CODE>t2</CODE> - the second tuple</DL>
</DD>
</DL>
<HR>

<A NAME="sub(javax.vecmath.Tuple2d)"><!-- --></A><H3>
sub</H3>
<PRE>
public final void <B>sub</B>(<A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t1)</PRE>
<DL>
<DD>Sets the value of this tuple to the vector difference of
 itself and tuple t1 (this = this - t1).
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t1</CODE> - the other vector</DL>
</DD>
</DL>
<HR>

<A NAME="negate(javax.vecmath.Tuple2d)"><!-- --></A><H3>
negate</H3>
<PRE>
public final void <B>negate</B>(<A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t1)</PRE>
<DL>
<DD>Sets the value of this tuple to the negation of tuple t1.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t1</CODE> - the source vector</DL>
</DD>
</DL>
<HR>

<A NAME="negate()"><!-- --></A><H3>
negate</H3>
<PRE>
public final void <B>negate</B>()</PRE>
<DL>
<DD>Negates the value of this vector in place.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="scale(double, javax.vecmath.Tuple2d)"><!-- --></A><H3>
scale</H3>
<PRE>
public final void <B>scale</B>(double&nbsp;s,
                        <A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t1)</PRE>
<DL>
<DD>Sets the value of this tuple to the scalar multiplication
 of tuple t1.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>s</CODE> - the scalar value<DD><CODE>t1</CODE> - the source tuple</DL>
</DD>
</DL>
<HR>

<A NAME="scale(double)"><!-- --></A><H3>
scale</H3>
<PRE>
public final void <B>scale</B>(double&nbsp;s)</PRE>
<DL>
<DD>Sets the value of this tuple to the scalar multiplication
 of itself.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>s</CODE> - the scalar value</DL>
</DD>
</DL>
<HR>

<A NAME="scaleAdd(double, javax.vecmath.Tuple2d, javax.vecmath.Tuple2d)"><!-- --></A><H3>
scaleAdd</H3>
<PRE>
public final void <B>scaleAdd</B>(double&nbsp;s,
                           <A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t1,
                           <A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t2)</PRE>
<DL>
<DD>Sets the value of this tuple to the scalar multiplication
 of tuple t1 and then adds tuple t2 (this = s*t1 + t2).
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>s</CODE> - the scalar value<DD><CODE>t1</CODE> - the tuple to be multipled<DD><CODE>t2</CODE> - the tuple to be added</DL>
</DD>
</DL>
<HR>

<A NAME="scaleAdd(double, javax.vecmath.Tuple2d)"><!-- --></A><H3>
scaleAdd</H3>
<PRE>
public final void <B>scaleAdd</B>(double&nbsp;s,
                           <A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t1)</PRE>
<DL>
<DD>Sets the value of this tuple to the scalar multiplication
 of itself and then adds tuple t1 (this = s*this + t1).
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>s</CODE> - the scalar value<DD><CODE>t1</CODE> - the tuple to be added</DL>
</DD>
</DL>
<HR>

<A NAME="hashCode()"><!-- --></A><H3>
hashCode</H3>
<PRE>
public int <B>hashCode</B>()</PRE>
<DL>
<DD>Returns a hash code value based on the data values in this
 object.  Two different Tuple2d objects with identical data values
 (i.e., Tuple2d.equals returns true) will return the same hash
 code value.  Two objects with different data members may return the
 same hash value, although this is not likely.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE>hashCode</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the integer hash code value</DL>
</DD>
</DL>
<HR>

<A NAME="equals(javax.vecmath.Tuple2d)"><!-- --></A><H3>
equals</H3>
<PRE>
public boolean <B>equals</B>(<A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t1)</PRE>
<DL>
<DD>Returns true if all of the data members of Tuple2d t1 are
 equal to the corresponding data members in this Tuple2d.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t1</CODE> - the vector with which the comparison is made
<DT><B>Returns:</B><DD>true or false</DL>
</DD>
</DL>
<HR>

<A NAME="equals(java.lang.Object)"><!-- --></A><H3>
equals</H3>
<PRE>
public boolean <B>equals</B>(java.lang.Object&nbsp;t1)</PRE>
<DL>
<DD>Returns true if the Object t1 is of type Tuple2d and all of the
 data members of t1 are equal to the corresponding data members in
 this Tuple2d.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE>equals</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t1</CODE> - the object with which the comparison is made
<DT><B>Returns:</B><DD>true or false</DL>
</DD>
</DL>
<HR>

<A NAME="epsilonEquals(javax.vecmath.Tuple2d, double)"><!-- --></A><H3>
epsilonEquals</H3>
<PRE>
public boolean <B>epsilonEquals</B>(<A HREF="../../javax/vecmath/Tuple2d.html" title="class in javax.vecmath">Tuple2d</A>&nbsp;t1,
                             double&nbsp;epsilon)</PRE>
<DL>
<DD>Returns true if the L-infinite distance between this tuple
 and tuple t1 is less than or equal to the epsilon parameter, 
 otherwise returns false.  The L-infinite
 distance is equal to MAX[abs(x1-x2), abs(y1-y2)].
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t1</CODE> - the tuple to be compared to this tuple<DD><CODE>epsilon</CODE> - the threshold value
<DT><B>Returns:</B><DD>true or false</DL>
</DD>
</DL>
<HR>

<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 Tuple2d.
 The form is (x,y).
<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="clamp(double, double, javax.vecmath.Tuple2d)"><!-- --></A><H3>
clamp</H3>
<PRE>
public final void <B>clamp</B>(double&nbsp;min,