indexedgeometryarray.html

java 3d帮助文档

 <code>TEXTURE_COORDINATE_4</code>, the
 <code>texCoordSetMap</code> array is not used.<p><DD><CODE>indexCount</CODE> - the number of indices in this object.  This
 count is the maximum number of vertices that will be rendered.<DT><B>Since:</B><DD>Java 3D 1.2</DD>
</DD>
</DL>

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

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<B>Method Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="getIndexCount()"><!-- --></A><H3>
getIndexCount</H3>
<PRE>
public int <B>getIndexCount</B>()</PRE>
<DL>
<DD>Gets number of indices for this IndexedGeometryArray.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>indexCount the number of indices</DL>
</DD>
</DL>
<HR>

<A NAME="setValidIndexCount(int)"><!-- --></A><H3>
setValidIndexCount</H3>
<PRE>
public void <B>setValidIndexCount</B>(int&nbsp;validIndexCount)</PRE>
<DL>
<DD>Sets the valid index count for this IndexedGeometryArray object.
 This count specifies the number of indexed vertices actually used
 in rendering or other operations such as picking and collision.
 This attribute is initialized to <code>indexCount</code>.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>validIndexCount</CODE> - the new valid index count.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../javax/media/j3d/CapabilityNotSetException.html">CapabilityNotSetException</A></CODE> - if the appropriate capability is
 not set and this object is part of a live or compiled scene graph
<DD><CODE>java.lang.IllegalArgumentException</CODE> - if either of the following is true:
 <ul>
 <code>validIndexCount < 0</code>, or<br>
 <code>initialIndexIndex + validIndexCount > indexCount</code><br>
 </ul>
<DD><CODE>java.lang.ArrayIndexOutOfBoundsException</CODE> - if any element in the range
 <code>[initialIndexIndex, initialIndexIndex+validIndexCount-1]</code>
 in the index array associated with any of the enabled vertex
 components (coord, color, normal, texcoord) is out of range.
 An element is out of range if it is less than 0 or is greater
 than or equal to the number of vertices actually defined for
 the particular component's array.<DT><B>Since:</B><DD>Java 3D 1.3</DD>
</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="getValidIndexCount()"><!-- --></A><H3>
getValidIndexCount</H3>
<PRE>
public int <B>getValidIndexCount</B>()</PRE>
<DL>
<DD>Gets the valid index count for this IndexedGeometryArray
 object.  For geometry strip primitives (subclasses of
 IndexedGeometryStripArray), the valid index count is defined
 to be the sum of the stripIndexCounts array.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the current valid index count
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../javax/media/j3d/CapabilityNotSetException.html">CapabilityNotSetException</A></CODE> - if the appropriate capability is
 not set and this object is part of a live or compiled scene graph<DT><B>Since:</B><DD>Java 3D 1.3</DD>
</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="setInitialIndexIndex(int)"><!-- --></A><H3>
setInitialIndexIndex</H3>
<PRE>
public void <B>setInitialIndexIndex</B>(int&nbsp;initialIndexIndex)</PRE>
<DL>
<DD>Sets the initial index index for this IndexedGeometryArray object.
 This index specifies the first index within this indexed geometry
 array that is actually used in rendering or other operations
 such as picking and collision.  This attribute is initialized
 to 0.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>initialIndexIndex</CODE> - the new initial index index.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../javax/media/j3d/CapabilityNotSetException.html">CapabilityNotSetException</A></CODE> - if the appropriate capability is
 not set and this object is part of a live or compiled scene graph
<DD><CODE>java.lang.IllegalArgumentException</CODE> - if either of the following is true:
 <ul>
 <code>initialIndexIndex < 0</code>, or<br>
 <code>initialIndexIndex + validIndexCount > indexCount</code><br>
 </ul>
<DD><CODE>java.lang.ArrayIndexOutOfBoundsException</CODE> - if any element in the range
 <code>[initialIndexIndex, initialIndexIndex+validIndexCount-1]</code>
 in the index array associated with any of the enabled vertex
 components (coord, color, normal, texcoord) is out of range.
 An element is out of range if it is less than 0 or is greater
 than or equal to the number of vertices actually defined for
 the particular component's array.<DT><B>Since:</B><DD>Java 3D 1.3</DD>
</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="getInitialIndexIndex()"><!-- --></A><H3>
getInitialIndexIndex</H3>
<PRE>
public int <B>getInitialIndexIndex</B>()</PRE>
<DL>
<DD>Gets the initial index index for this IndexedGeometryArray object.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the current initial index index
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../javax/media/j3d/CapabilityNotSetException.html">CapabilityNotSetException</A></CODE> - if the appropriate capability is
 not set and this object is part of a live or compiled scene graph<DT><B>Since:</B><DD>Java 3D 1.3</DD>
</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="setInitialVertexIndex(int)"><!-- --></A><H3>
setInitialVertexIndex</H3>
<PRE>
public void <B>setInitialVertexIndex</B>(int&nbsp;initialVertexIndex)</PRE>
<DL>
<DD>This method is not supported for indexed geometry arrays.
 Indexed primitives use an array of indices to determine how
 to access the vertex array.
 The initialIndexIndex attribute can be used to set the starting
 index within the index arrays.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../javax/media/j3d/GeometryArray.html#setInitialVertexIndex(int)">setInitialVertexIndex</A></CODE> in class <CODE><A HREF="../../../javax/media/j3d/GeometryArray.html">GeometryArray</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>initialVertexIndex</CODE> - the new initial vertex index.
<DT><B>Throws:</B>
<DD><CODE>java.lang.UnsupportedOperationException</CODE> - this method is not supported<DT><B>Since:</B><DD>Java 3D 1.3</DD>
</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="setInitialCoordIndex(int)"><!-- --></A><H3>
setInitialCoordIndex</H3>
<PRE>
public void <B>setInitialCoordIndex</B>(int&nbsp;initialCoordIndex)</PRE>
<DL>
<DD>This method is not supported for indexed geometry arrays.
 Indexed primitives use an array of indices to determine how
 to access the vertex array.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../javax/media/j3d/GeometryArray.html#setInitialCoordIndex(int)">setInitialCoordIndex</A></CODE> in class <CODE><A HREF="../../../javax/media/j3d/GeometryArray.html">GeometryArray</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>initialCoordIndex</CODE> - the new initial coordinate index.
<DT><B>Throws:</B>
<DD><CODE>java.lang.UnsupportedOperationException</CODE> - this method is not supported<DT><B>Since:</B><DD>Java 3D 1.3</DD>
</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="setInitialColorIndex(int)"><!-- --></A><H3>
setInitialColorIndex</H3>
<PRE>
public void <B>setInitialColorIndex</B>(int&nbsp;initialColorIndex)</PRE>
<DL>
<DD>This method is not supported for indexed geometry arrays.
 Indexed primitives use an array of indices to determine how
 to access the vertex array.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../javax/media/j3d/GeometryArray.html#setInitialColorIndex(int)">setInitialColorIndex</A></CODE> in class <CODE><A