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/*
* Copyright 1997-2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*
*/
package javax.media.j3d;
/**
* The GeometryStripArray object is an abstract class that is extended for
* a set of GeometryArray strip primitives. These include LINE_STRIP,
* TRIANGLE_STRIP, and TRIANGLE_FAN. In addition to specifying the array
* of vertex elements, which is inherited from GeometryArray, the
* GeometryStripArray class specifies the number of strips and an
* array of per-strip vertex counts that specify where the separate strips
* appear in the vertex array.
*/
public abstract class GeometryStripArray extends GeometryArray {
// non-public, no parameter constructor
GeometryStripArray() {}
/**
* Constructs an empty GeometryStripArray object with the specified
* number of vertices, vertex format, and
* array of per-strip vertex counts.
*
* @param vertexCount
* see {@link GeometryArray#GeometryArray(int,int)}
* for a description of this parameter.
*
* @param vertexFormat
* see {@link GeometryArray#GeometryArray(int,int)}
* for a description of this parameter.
*
* @param stripVertexCounts array that specifies
* the count of the number of vertices for each separate strip.
* The length of this array is the number of separate strips.
* The sum of the elements in this array defines the total number
* of valid vertices that are rendered (validVertexCount).
*
* @exception IllegalArgumentException if
* <code>validVertexCount > vertexCount</code>
* ;<br>
* See {@link GeometryArray#GeometryArray(int,int)}
* for more exceptions that can be thrown
*/
public GeometryStripArray(int vertexCount,
int vertexFormat,
int[] stripVertexCounts) {
super(vertexCount, vertexFormat);
((GeometryStripArrayRetained)this.retained).setStripVertexCounts(stripVertexCounts);
}
/**
* Constructs an empty GeometryStripArray object with the specified
* number of vertices, vertex format, number of texture coordinate
* sets, texture coordinate mapping array, and
* array of per-strip vertex counts.
*
* @param vertexCount
* see {@link GeometryArray#GeometryArray(int,int,int,int[])}
* for a description of this parameter.
*
* @param vertexFormat
* see {@link GeometryArray#GeometryArray(int,int,int,int[])}
* for a description of this parameter.
*
* @param texCoordSetCount
* see {@link GeometryArray#GeometryArray(int,int,int,int[])}
* for a description of this parameter.
*
* @param texCoordSetMap
* see {@link GeometryArray#GeometryArray(int,int,int,int[])}
* for a description of this parameter.
*
* @param stripVertexCounts array that specifies
* the count of the number of vertices for each separate strip.
* The length of this array is the number of separate strips.
* The sum of the elements in this array defines the total number
* of valid vertices that are rendered (validVertexCount).
*
* @exception IllegalArgumentException if
* <code>validVertexCount > vertexCount</code>
* ;<br>
* See {@link GeometryArray#GeometryArray(int,int,int,int[])}
* for more exceptions that can be thrown
*
* @since Java 3D 1.2
*/
public GeometryStripArray(int vertexCount,
int vertexFormat,
int texCoordSetCount,
int[] texCoordSetMap,
int[] stripVertexCounts) {
super(vertexCount, vertexFormat,
texCoordSetCount, texCoordSetMap);
((GeometryStripArrayRetained)this.retained).setStripVertexCounts(stripVertexCounts);
}
/**
* Constructs an empty GeometryStripArray object with the
* specified number of vertices, vertex format, number of texture
* coordinate sets, texture coordinate mapping array, vertex
* attribute count, vertex attribute sizes array, and array of
* per-strip vertex counts.
*
* @param vertexCount
* see {@link GeometryArray#GeometryArray(int,int,int,int[],int,int[])}
* for a description of this parameter.
*
* @param vertexFormat
* see {@link GeometryArray#GeometryArray(int,int,int,int[],int,int[])}
* for a description of this parameter.
*
* @param texCoordSetMap
* see {@link GeometryArray#GeometryArray(int,int,int,int[],int,int[])}
* for a description of this parameter.
*
* @param vertexAttrCount
* see {@link GeometryArray#GeometryArray(int,int,int,int[],int,int[])}
* for a description of this parameter.
*
* @param vertexAttrSizes
* see {@link GeometryArray#GeometryArray(int,int,int,int[],int,int[])}
* for a description of this parameter.
*
* @param stripVertexCounts array that specifies
* the count of the number of vertices for each separate strip.
* The length of this array is the number of separate strips.
* The sum of the elements in this array defines the total number
* of valid vertices that are rendered (validVertexCount).
*
* @exception IllegalArgumentException if
* <code>validVertexCount > vertexCount</code>
* ;<br>
* See {@link GeometryArray#GeometryArray(int,int,int,int[],int,int[])}
* for more exceptions that can be thrown
*
* @since Java 3D 1.4
*/
public GeometryStripArray(int vertexCount,
int vertexFormat,
int texCoordSetCount,
int[] texCoordSetMap,
int vertexAttrCount,
int[] vertexAttrSizes,
int[] stripVertexCounts) {
super(vertexCount, vertexFormat,
texCoordSetCount, texCoordSetMap,
vertexAttrCount, vertexAttrSizes);
((GeometryStripArrayRetained)this.retained).setStripVertexCounts(stripVertexCounts);
}
/**
* Get number of strips in the GeometryStripArray.
* @return numStrips number of strips
*/
public int getNumStrips() {
if (isLiveOrCompiled())
if(!this.getCapability(GeometryArray.ALLOW_COUNT_READ))
throw new CapabilityNotSetException(J3dI18N.getString("GeometryStripArray0"));
return ((GeometryStripArrayRetained)this.retained).getNumStrips();
}
/**
* Sets the array of strip vertex counts. The length of this
* array is the number of separate strips. The elements in this
* array specify the number of vertices for each separate strip.
* The sum of the elements in this array defines the total number
* of valid vertices that are rendered (validVertexCount).
*
* @param stripVertexCounts array that specifies
* the count of the number of vertices for each separate strip.
*
* @exception IllegalArgumentException if any of the following are
* true:
* <ul>
* <code>initialVertexIndex + validVertexCount > vertexCount</code>,<br>
* <code>initialCoordIndex + validVertexCount > vertexCount</code>,<br>
* <code>initialColorIndex + validVertexCount > vertexCount</code>,<br>
* <code>initialNormalIndex + validVertexCount > vertexCount</code>,<br>
* <code>initialTexCoordIndex + validVertexCount > vertexCount</code>
* </ul>
* <p>
*
* @exception ArrayIndexOutOfBoundsException if the geometry data format
* is <code>BY_REFERENCE</code> and any the following
* are true for non-null array references:
* <ul>
* <code>CoordRef.length</code> < <i>num_words</i> *
* (<code>initialCoordIndex + validVertexCount</code>)<br>
* <code>ColorRef.length</code> < <i>num_words</i> *
* (<code>initialColorIndex + validVertexCount</code>)<br>
* <code>NormalRef.length</code> < <i>num_words</i> *
* (<code>initialNormalIndex + validVertexCount</code>)<br>
* <code>TexCoordRef.length</code> < <i>num_words</i> *
* (<code>initialTexCoordIndex + validVertexCount</code>)<br>
* </ul>
* where <i>num_words</i> depends on which variant of
* <code>set</code><i>Array</i><code>Ref</code> is used.
*
* @since Java 3D 1.3
*/
public void setStripVertexCounts(int[] stripVertexCounts) {
if (isLiveOrCompiled())
if(!this.getCapability(GeometryArray.ALLOW_COUNT_WRITE))
throw new CapabilityNotSetException(J3dI18N.getString("GeometryStripArray2"));
((GeometryStripArrayRetained)this.retained).setStripVertexCounts(stripVertexCounts);
}
/**
* Get a list of vertexCounts for each strip. The list is copied
* into the specified array. The array must be large enough to hold
* all of the ints.
* @param stripVertexCounts an array that will receive vertexCounts
*/
public void getStripVertexCounts(int[] stripVertexCounts) {
if (isLiveOrCompiled())
if(!this.getCapability(GeometryArray.ALLOW_COUNT_READ))
throw new CapabilityNotSetException(J3dI18N.getString("GeometryStripArray1"));
((GeometryStripArrayRetained)this.retained).getStripVertexCounts(stripVertexCounts);
}
/**
* This method is not supported for geometry strip arrays.
* The sum of the elements in the strip vertex counts array
* defines the valid vertex count.
*
* @exception UnsupportedOperationException this method is not supported
*
* @since Java 3D 1.3
*/
@Override
public void setValidVertexCount(int validVertexCount) {
throw new UnsupportedOperationException();
}
}
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