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| 1 | +/* | |
| 2 | + * Copyright (c) 2003, 2007, 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 | |
| 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 | + sg.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 | |
| 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 | +} | |