1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @bug 8130737 26 * @test 27 * @summary test no exception rasterop for child raster with non-zero offset 28 */ 29 30 import java.awt.geom.AffineTransform; 31 import java.awt.image.AffineTransformOp; 32 import java.awt.image.DataBuffer; 33 import java.awt.image.DataBufferByte; 34 import java.awt.image.DataBufferInt; 35 import java.awt.image.DataBufferUShort; 36 import java.awt.image.Raster; 37 import java.awt.image.WritableRaster; 38 39 public class TestChildRasterOp { 40 41 private static AffineTransform at = new AffineTransform(); 42 private static final AffineTransformOp rop = 43 new AffineTransformOp(at, AffineTransformOp.TYPE_NEAREST_NEIGHBOR); 44 private static int[] offsets = {0}; 45 46 public static void main(String[] args) { 47 testByteRaster(); 48 testShortRaster(); 49 testIntRaster(); 50 } 51 52 private static void testByteRaster() { 53 WritableRaster srcRaster, dstRaster; 54 55 byte[] pixels = 56 { 11, 12, 13, 14, 57 21, 22, 23, 24, 58 31, 32, 33, 34, 59 41, 42, 43, 44 }; 60 61 DataBuffer db = new DataBufferByte(pixels, pixels.length); 62 srcRaster = 63 Raster.createInterleavedRaster(db, 4, 4, 4, 1, offsets, null); 64 srcRaster = srcRaster.createWritableChild(1, 1, 3, 3, 0, 0, null); 65 dstRaster = rop.filter(srcRaster, null); 66 } 67 68 private static void testShortRaster() { 69 WritableRaster srcRaster, dstRaster; 70 71 short[] pixels = 72 { 11, 12, 13, 14, 73 21, 22, 23, 24, 74 31, 32, 33, 34, 75 41, 42, 43, 44 }; 76 77 DataBuffer db = new DataBufferUShort(pixels, pixels.length); 78 srcRaster = 79 Raster.createInterleavedRaster(db, 4, 4, 4, 1, offsets, null); 80 srcRaster = srcRaster.createWritableChild(1, 1, 3, 3, 0, 0, null); 81 dstRaster = rop.filter(srcRaster, null); 82 } 83 84 private static void testIntRaster() { 85 WritableRaster srcRaster, dstRaster; 86 87 int[] pixels = 88 { 11, 12, 13, 14, 89 21, 22, 23, 24, 90 31, 32, 33, 34, 91 41, 42, 43, 44 }; 92 93 DataBuffer db = new DataBufferInt(pixels, pixels.length); 94 srcRaster = 95 Raster.createPackedRaster(db, 4, 4, 4, offsets, null); 96 srcRaster = srcRaster.createWritableChild(1, 1, 3, 3, 0, 0, null); 97 dstRaster = rop.filter(srcRaster, null); 98 } 99 }