pickintersection.html

JAVA多媒体开发类库说明

<A NAME="getPointTextureCoordinate(int)"><!-- --></A><H3>
getPointTextureCoordinate</H3>
<PRE>
public <A HREF="../../../../../javax/vecmath/TexCoord3f.html" title="class in javax.vecmath">TexCoord3f</A> <B>getPointTextureCoordinate</B>(int&nbsp;index)</PRE>
<DL>
<DD>Returns the texture coordinate of the intersection point at the specifed 
 index in the specified texture coordinate set.
 Returns null if the geometry
 does not contain texture coordinates.  If the geometry was defined with
 GeometryArray.TEXTURE_COORDINATE_3, the 'z' component of the texture
 coordinate will initialized to 0.0
<P>
<DD><DL>

<DT><B>Returns:</B><DD>texture coordinate at the intersection point.</DL>
</DD>
</DL>
<HR>

<A NAME="getPrimitiveColorIndices()"><!-- --></A><H3>
getPrimitiveColorIndices</H3>
<PRE>
public int[] <B>getPrimitiveColorIndices</B>()</PRE>
<DL>
<DD>Get the color indices for the intersected primitive.  For a non-indexed
 primitive, this will be the same as the primitive vertex indices
 If the geometry array does not contain colors this will return null.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>an array indices</DL>
</DD>
</DL>
<HR>

<A NAME="getPrimitiveColors()"><!-- --></A><H3>
getPrimitiveColors</H3>
<PRE>
public <A HREF="../../../../../javax/vecmath/Color4f.html" title="class in javax.vecmath">Color4f</A>[] <B>getPrimitiveColors</B>()</PRE>
<DL>
<DD>Get the colors of the intersected primitive.  This will return null if
 the primitive does not contain colors.  If the geometry was defined
 using GeometryArray.COLOR_3, the 'w' value of the color will be set to 1.0.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>an array of Point3d's for the primitive that was intersected</DL>
</DD>
</DL>
<HR>

<A NAME="getPrimitiveCoordinateIndices()"><!-- --></A><H3>
getPrimitiveCoordinateIndices</H3>
<PRE>
public int[] <B>getPrimitiveCoordinateIndices</B>()</PRE>
<DL>
<DD>Get the coordinates indices for the intersected primitive.  For a non-indexed
 primitive, this will be the same as the primitive vertex indices
<P>
<DD><DL>

<DT><B>Returns:</B><DD>an array indices</DL>
</DD>
</DL>
<HR>

<A NAME="getPrimitiveCoordinates()"><!-- --></A><H3>
getPrimitiveCoordinates</H3>
<PRE>
public <A HREF="../../../../../javax/vecmath/Point3d.html" title="class in javax.vecmath">Point3d</A>[] <B>getPrimitiveCoordinates</B>()</PRE>
<DL>
<DD>Get the local coordinates intersected primitive
<P>
<DD><DL>

<DT><B>Returns:</B><DD>an array of Point3d's for the primitive that was intersected</DL>
</DD>
</DL>
<HR>

<A NAME="getPrimitiveCoordinatesVW()"><!-- --></A><H3>
getPrimitiveCoordinatesVW</H3>
<PRE>
public <A HREF="../../../../../javax/vecmath/Point3d.html" title="class in javax.vecmath">Point3d</A>[] <B>getPrimitiveCoordinatesVW</B>()</PRE>
<DL>
<DD>Get VWorld coordinates of the intersected primitive
<P>
<DD><DL>

<DT><B>Returns:</B><DD>an array of Point3d's for the primitive that was picked</DL>
</DD>
</DL>
<HR>

<A NAME="getPrimitiveNormalIndices()"><!-- --></A><H3>
getPrimitiveNormalIndices</H3>
<PRE>
public int[] <B>getPrimitiveNormalIndices</B>()</PRE>
<DL>
<DD>Get the normal indices for the intersected primitive.  For a non-indexed
 primitive, this will be the same as the primitive vertex indices
 If the geometry array does not contain normals this will return null
<P>
<DD><DL>

<DT><B>Returns:</B><DD>an array indices</DL>
</DD>
</DL>
<HR>

<A NAME="getPrimitiveNormals()"><!-- --></A><H3>
getPrimitiveNormals</H3>
<PRE>
public <A HREF="../../../../../javax/vecmath/Vector3f.html" title="class in javax.vecmath">Vector3f</A>[] <B>getPrimitiveNormals</B>()</PRE>
<DL>
<DD>Get the normals of the intersected primitive.  This will return null if
 the primitive does not contain normals.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>an array of Point3d's for the primitive that was intersected</DL>
</DD>
</DL>
<HR>

<A NAME="getPrimitiveTexCoordIndices(int)"><!-- --></A><H3>
getPrimitiveTexCoordIndices</H3>
<PRE>
public int[] <B>getPrimitiveTexCoordIndices</B>(int&nbsp;index)</PRE>
<DL>
<DD>Get the texture coordinate indices for the intersected primitive at the specifed 
 index in the specified texture coordinate set.  For a   non-indexed
 primitive, this will be the same as the primitive vertex indices
 If the geometry array does not contain texture coordinates, this will 
 return null.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>an array indices</DL>
</DD>
</DL>
<HR>

<A NAME="getPrimitiveTexCoords(int)"><!-- --></A><H3>
getPrimitiveTexCoords</H3>
<PRE>
public <A HREF="../../../../../javax/vecmath/TexCoord3f.html" title="class in javax.vecmath">TexCoord3f</A>[] <B>getPrimitiveTexCoords</B>(int&nbsp;index)</PRE>
<DL>
<DD>Get the texture coordinates of the intersected primitive at the specifed 
 index in the specified texture coordinate set.
 null if the primitive does not contain texture coordinates.  
 If the geometry was defined
 using GeometryArray.TEXTURE_COORDINATE_2, the 'z' value of the texture
 coordinate will be set to 0.0.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>an array of TexCoord3f's for the primitive that was intersected</DL>
</DD>
</DL>
<HR>

<A NAME="getPrimitiveVertexIndices()"><!-- --></A><H3>
getPrimitiveVertexIndices</H3>
<PRE>
public int[] <B>getPrimitiveVertexIndices</B>()</PRE>
<DL>
<DD>Get vertex indices of the intersected primitive
<P>
<DD><DL>

<DT><B>Returns:</B><DD>an array which contains the list of indices</DL>
</DD>
</DL>
<HR>

<A NAME="getIntersectionInfo()"><!-- --></A><H3>
getIntersectionInfo</H3>
<PRE>
public <A HREF="../../../../../javax/media/j3d/PickInfo.IntersectionInfo.html" title="class in javax.media.j3d">PickInfo.IntersectionInfo</A> <B>getIntersectionInfo</B>()</PRE>
<DL>
<DD>Gets the IntersectionInfo this intersection is part of.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public java.lang.String <B>toString</B>()</PRE>
<DL>
<DD>String representation of this object
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE>toString</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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