📄 vector2d.html
字号:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Frameset//EN""http://www.w3.org/TR/REC-html40/frameset.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc on Mon Jul 15 11:50:49 PDT 2002 --><TITLE>: Class Vector2D</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"></HEAD><BODY BGCOLOR="white"><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_top"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/Vector2D.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../quicktime/qd3d/math/Quaternion.html"><B>PREV CLASS</B></A> <A HREF="../../../quicktime/qd3d/math/Vector3D.html"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html" TARGET="_top"><B>FRAMES</B></A> <A HREF="Vector2D.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><!-- =========== END OF NAVBAR =========== --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">quicktime.qd3d.math</FONT><BR>Class Vector2D</H2><PRE>java.lang.Object | +--<A HREF="../../../quicktime/util/QTByteObject.html">quicktime.util.QTByteObject</A> | +--<B>quicktime.qd3d.math.Vector2D</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD>java.lang.Cloneable, <A HREF="../../../quicktime/jdirect/InterfaceLib.html">InterfaceLib</A>, <A HREF="../../../quicktime/jdirect/PrimitivesLib.html">PrimitivesLib</A>, <A HREF="../../../quicktime/jdirect/QuickDraw3DLib.html">QuickDraw3DLib</A>, <A HREF="../../../quicktime/jdirect/QuickTimeLib.html">QuickTimeLib</A>, java.io.Serializable, <A HREF="../../../quicktime/jdirect/SharedLibrary.html">SharedLibrary</A>, com.apple.jdirect.SharedLibrary</DD></DL><HR><DL><DT>public final class <B>Vector2D</B><DT>extends <A HREF="../../../quicktime/util/QTByteObject.html">QTByteObject</A><DT>implements <A HREF="../../../quicktime/jdirect/QuickTimeLib.html">QuickTimeLib</A>, <A HREF="../../../quicktime/jdirect/QuickDraw3DLib.html">QuickDraw3DLib</A>, java.lang.Cloneable</DL><P>Refer to TQ3Vector2D in QuickDraw3D<P><DL><DT><B>See Also: </B><DD><A HREF="../../../serialized-form.html#quicktime.qd3d.math.Vector2D">Serialized Form</A></DL><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Field Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#kNativeSize">kNativeSize</A></B></CODE><BR> This is the size (the number of bytes) that are required for this class</TD></TR></TABLE> <A NAME="fields_inherited_from_class_quicktime.jdirect.QuickTimeLib"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Fields inherited from interface quicktime.jdirect.<A HREF="../../../quicktime/jdirect/QuickTimeLib.html">QuickTimeLib</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../quicktime/jdirect/QuickTimeLib.html#JDirect_MacOSX">JDirect_MacOSX</A>, <A HREF="../../../quicktime/jdirect/QuickTimeLib.html#libraryInstance">libraryInstance</A>, <A HREF="../../../quicktime/jdirect/QuickTimeLib.html#name">name</A></CODE></TD></TR></TABLE> <A NAME="fields_inherited_from_class_quicktime.jdirect.QuickDraw3DLib"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Fields inherited from interface quicktime.jdirect.<A HREF="../../../quicktime/jdirect/QuickDraw3DLib.html">QuickDraw3DLib</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../quicktime/jdirect/QuickDraw3DLib.html#libraryInstance">libraryInstance</A></CODE></TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#Vector2D()">Vector2D</A></B>()</CODE><BR> Creates a Point2D object containing no data.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#Vector2D(float, float)">Vector2D</A></B>(float x, float y)</CODE><BR> Creates a Point2D object containing with given data.</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../quicktime/qd3d/math/Vector2D.html">Vector2D</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#add(quicktime.qd3d.math.Vector2D)">add</A></B>(<A HREF="../../../quicktime/qd3d/math/Vector2D.html">Vector2D</A> v2)</CODE><BR> Returns the two-dimensional vector that is the sum of the two vectors this and v2.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.Object</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#clone()">clone</A></B>()</CODE><BR> Returns a copy of this class.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> float</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#cross(quicktime.qd3d.math.Vector2D)">cross</A></B>(<A HREF="../../../quicktime/qd3d/math/Vector2D.html">Vector2D</A> v2)</CODE><BR> Returns the cross product of this vector and vector v2.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> float</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#dot(quicktime.qd3d.math.Vector2D)">dot</A></B>(<A HREF="../../../quicktime/qd3d/math/Vector2D.html">Vector2D</A> v2)</CODE><BR> Returns the dot product of this vector and vector v2.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../../quicktime/util/EndianDescriptor.html">EndianDescriptor</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#getEndianDescriptor()">getEndianDescriptor</A></B>()</CODE><BR> Returns the EndianDescriptor for this class.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> float</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#getX()">getX</A></B>()</CODE><BR> returns the position in the x direction</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> float</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#getY()">getY</A></B>()</CODE><BR> returns the position in the y direction</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> float</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#length()">length</A></B>()</CODE><BR> Returns the length of a two-dimensional vector.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../quicktime/qd3d/math/Vector2D.html">Vector2D</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#normalize()">normalize</A></B>()</CODE><BR> Returns the normalized form of the vector.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../quicktime/qd3d/math/Vector2D.html">Vector2D</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#scale(float)">scale</A></B>(float scalar)</CODE><BR> Returns a two-dimensional vector that is the result of multiplying each of the components of this by the value of the scalar parameter.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#setX(float)">setX</A></B>(float x)</CODE><BR> sets the position in the x direction</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#setY(float)">setY</A></B>(float y)</CODE><BR> sets the position in the y direction</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../quicktime/qd3d/math/Vector2D.html">Vector2D</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../quicktime/qd3d/math/Vector2D.html#subtract(quicktime.qd3d.math.Vector2D)">subtract</A></B>(<A HREF="../../../quicktime/qd3d/math/Vector2D.html">Vector2D</A> v2)</CODE><BR> Returns the two-dimensional vector that is the result of subtracting v2 from this.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_quicktime.util.QTByteObject"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class quicktime.util.<A HREF="../../../quicktime/util/QTByteObject.html">QTByteObject</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../quicktime/util/QTByteObject.html#equals(java.lang.Object)">equals</A>, <A HREF="../../../quicktime/util/QTByteObject.html#fromArray(byte[])">fromArray</A>, <A HREF="../../../quicktime/util/QTByteObject.html#getBytes()">getBytes</A>, <A HREF="../../../quicktime/util/QTByteObject.html#getSize()">getSize</A>, <A HREF="../../../quicktime/util/QTByteObject.html#toString()">toString</A></CODE></TD></TR></TABLE> <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>getClass, hashCode, notify, notifyAll, wait, wait, wait</CODE></TD></TR></TABLE> <P>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -