1 /* 2 * Copyright (c) 2003, 2011, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.java2d.opengl; 27 28 import java.awt.Color; 29 import java.awt.Image; 30 import java.awt.geom.AffineTransform; 31 import java.awt.image.AffineTransformOp; 32 import java.awt.image.BufferedImage; 33 import java.awt.image.BufferedImageOp; 34 import sun.java2d.SunGraphics2D; 35 import sun.java2d.SurfaceData; 36 import sun.java2d.loops.SurfaceType; 37 import sun.java2d.loops.TransformBlit; 38 import sun.java2d.pipe.DrawImage; 39 40 public class OGLDrawImage extends DrawImage { 41 42 @Override renderImageXform(SunGraphics2D sg, Image img, AffineTransform tx, int interpType, int sx1, int sy1, int sx2, int sy2, Color bgColor)43 protected void renderImageXform(SunGraphics2D sg, Image img, 44 AffineTransform tx, int interpType, 45 int sx1, int sy1, int sx2, int sy2, 46 Color bgColor) 47 { 48 // punt to the MediaLib-based transformImage() in the superclass if: 49 // - bicubic interpolation is specified 50 // - a background color is specified and will be used 51 // - the source surface is neither a texture nor render-to-texture 52 // surface, and a non-default interpolation hint is specified 53 // (we can only control the filtering for texture->surface 54 // copies) 55 // REMIND: we should tweak the sw->texture->surface 56 // transform case to handle filtering appropriately 57 // (see 4841762)... 58 // - an appropriate TransformBlit primitive could not be found 59 if (interpType != AffineTransformOp.TYPE_BICUBIC) { 60 SurfaceData dstData = sg.surfaceData; 61 SurfaceData srcData = 62 dstData.getSourceSurfaceData(img, 63 SunGraphics2D.TRANSFORM_GENERIC, 64 sg.imageComp, 65 bgColor); 66 67 if (srcData != null && 68 !isBgOperation(srcData, bgColor) && 69 (srcData.getSurfaceType() == OGLSurfaceData.OpenGLTexture || 70 srcData.getSurfaceType() == OGLSurfaceData.OpenGLSurfaceRTT || 71 interpType == AffineTransformOp.TYPE_NEAREST_NEIGHBOR)) 72 { 73 SurfaceType srcType = srcData.getSurfaceType(); 74 SurfaceType dstType = dstData.getSurfaceType(); 75 TransformBlit blit = TransformBlit.getFromCache(srcType, 76 sg.imageComp, 77 dstType); 78 79 if (blit != null) { 80 blit.Transform(srcData, dstData, 81 sg.composite, sg.getCompClip(), 82 tx, interpType, 83 sx1, sy1, 0, 0, sx2-sx1, sy2-sy1); 84 return; 85 } 86 } 87 } 88 89 super.renderImageXform(sg, img, tx, interpType, 90 sx1, sy1, sx2, sy2, bgColor); 91 } 92 93 @Override transformImage(SunGraphics2D sg, BufferedImage img, BufferedImageOp op, int x, int y)94 public void transformImage(SunGraphics2D sg, BufferedImage img, 95 BufferedImageOp op, int x, int y) 96 { 97 if (op != null) { 98 if (op instanceof AffineTransformOp) { 99 AffineTransformOp atop = (AffineTransformOp) op; 100 transformImage(sg, img, x, y, 101 atop.getTransform(), 102 atop.getInterpolationType()); 103 return; 104 } else { 105 if (OGLBufImgOps.renderImageWithOp(sg, img, op, x, y)) { 106 return; 107 } 108 } 109 img = op.filter(img, null); 110 } 111 copyImage(sg, img, x, y, null); 112 } 113 } 114