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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 TriangleStripArray object draws an array of vertices as a set of
* connected triangle strips. An array of per-strip vertex counts specifies
* where the separate strips appear in the vertex array.
* For every strip in the set,
* each vertex, beginning with the third vertex in the array,
* defines a triangle to be drawn using the current vertex and
* the two previous vertices.
*/
public class TriangleStripArray extends GeometryStripArray {
// non-public, no parameter constructor
TriangleStripArray() {}
/**
* Constructs an empty TriangleStripArray object using the
* specified parameters.
*
* @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
* see {@link GeometryStripArray#GeometryStripArray(int,int,int[])}
* for a description of this parameter.
*
* @exception IllegalArgumentException if vertexCount is less than 3
* or any element in the stripVertexCounts array is less than 3
* ;
* See {@link GeometryStripArray#GeometryStripArray(int,int,int[])}
* for more exceptions that can be thrown
*/
public TriangleStripArray(int vertexCount,
int vertexFormat,
int stripVertexCounts[]) {
super(vertexCount, vertexFormat, stripVertexCounts);
if (vertexCount < 3 )
throw new IllegalArgumentException(J3dI18N.getString("TriangleStripArray0"));
}
/**
* Constructs an empty TriangleStripArray object using the
* specified parameters.
*
* @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
* see {@link GeometryStripArray#GeometryStripArray(int,int,int,int[],int[])}
* for a description of this parameter.
*
* @exception IllegalArgumentException if vertexCount is less than 3
* or any element in the stripVertexCounts array is less than 3
* ;
* See {@link GeometryStripArray#GeometryStripArray(int,int,int,int[],int[])}
* for more exceptions that can be thrown
*
* @since Java 3D 1.2
*/
public TriangleStripArray(int vertexCount,
int vertexFormat,
int texCoordSetCount,
int[] texCoordSetMap,
int stripVertexCounts[]) {
super(vertexCount, vertexFormat,
texCoordSetCount, texCoordSetMap,
stripVertexCounts);
if (vertexCount < 3 )
throw new IllegalArgumentException(J3dI18N.getString("TriangleStripArray0"));
}
/**
* Constructs an empty TriangleStripArray object using the
* specified parameters.
*
* @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
* see {@link GeometryStripArray#GeometryStripArray(int,int,int,int[],int,int[],int[])}
* for a description of this parameter.
*
* @exception IllegalArgumentException if vertexCount is less than 3
* or any element in the stripVertexCounts array is less than 3
* ;
* See {@link GeometryStripArray#GeometryStripArray(int,int,int,int[],int,int[],int[])}
* for more exceptions that can be thrown
*
* @since Java 3D 1.4
*/
public TriangleStripArray(int vertexCount,
int vertexFormat,
int texCoordSetCount,
int[] texCoordSetMap,
int vertexAttrCount,
int[] vertexAttrSizes,
int[] stripVertexCounts) {
super(vertexCount, vertexFormat,
texCoordSetCount, texCoordSetMap,
vertexAttrCount, vertexAttrSizes,
stripVertexCounts);
if (vertexCount < 3 )
throw new IllegalArgumentException(J3dI18N.getString("TriangleStripArray0"));
}
/**
* Creates the retained mode TriangleStripArrayRetained object that this
* TriangleStripArray object will point to.
*/
@Override
void createRetained() {
this.retained = new TriangleStripArrayRetained();
this.retained.setSource(this);
}
/**
* @deprecated replaced with cloneNodeComponent(boolean forceDuplicate)
*/
@Override
public NodeComponent cloneNodeComponent() {
TriangleStripArrayRetained rt = (TriangleStripArrayRetained) retained;
int stripcounts[] = new int[rt.getNumStrips()];
rt.getStripVertexCounts(stripcounts);
int texSetCount = rt.getTexCoordSetCount();
int[] texMap = null;
int vertexAttrCount = rt.getVertexAttrCount();
int[] vertexAttrSizes = null;
if (texSetCount > 0) {
texMap = new int[rt.getTexCoordSetMapLength()];
rt.getTexCoordSetMap(texMap);
}
if (vertexAttrCount > 0) {
vertexAttrSizes = new int[vertexAttrCount];
rt.getVertexAttrSizes(vertexAttrSizes);
}
TriangleStripArray t = new TriangleStripArray(rt.getVertexCount(),
rt.getVertexFormat(),
texSetCount,
texMap,
vertexAttrCount,
vertexAttrSizes,
stripcounts);
t.duplicateNodeComponent(this);
return t;
}
}
