159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta/* 259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Copyright (c) 2009-2010 jMonkeyEngine 359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * All rights reserved. 459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Redistribution and use in source and binary forms, with or without 659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * modification, are permitted provided that the following conditions are 759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * met: 859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Redistributions of source code must retain the above copyright 1059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * notice, this list of conditions and the following disclaimer. 1159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 1259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Redistributions in binary form must reproduce the above copyright 1359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * notice, this list of conditions and the following disclaimer in the 1459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * documentation and/or other materials provided with the distribution. 1559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 1659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Neither the name of 'jMonkeyEngine' nor the names of its contributors 1759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * may be used to endorse or promote products derived from this software 1859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * without specific prior written permission. 1959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 2059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 2259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 2359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 2459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 2559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 2659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 2759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 2859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 2959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 3059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 3259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 3359b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartapackage jme3tools.converters; 3459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 3559b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.texture.Image; 3659b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.texture.Image.Format; 3759b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.texture.plugins.AWTLoader; 3859b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.util.BufferUtils; 3959b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.awt.Transparency; 4059b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.awt.color.ColorSpace; 4159b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.awt.image.*; 4259b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.nio.ByteBuffer; 4359b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.nio.ByteOrder; 4459b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.util.EnumMap; 4559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 4659b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartapublic class ImageToAwt { 4759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 4859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private static final EnumMap<Format, DecodeParams> params 4959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta = new EnumMap<Format, DecodeParams>(Format.class); 5059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private static class DecodeParams { 5259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int bpp, am, rm, gm, bm, as, rs, gs, bs, im, is; 5459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public DecodeParams(int bpp, int am, int rm, int gm, int bm, int as, int rs, int gs, int bs, int im, int is) { 5659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.bpp = bpp; 5759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.am = am; 5859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.rm = rm; 5959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.gm = gm; 6059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.bm = bm; 6159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.as = as; 6259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.rs = rs; 6359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.gs = gs; 6459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.bs = bs; 6559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.im = im; 6659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.is = is; 6759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 6859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 6959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public DecodeParams(int bpp, int rm, int rs, int im, int is, boolean alpha){ 7059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.bpp = bpp; 7159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (alpha){ 7259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.am = rm; 7359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.as = rs; 7459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.rm = 0; 7559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.rs = 0; 7659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else{ 7759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.rm = rm; 7859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.rs = rs; 7959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.am = 0; 8059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.as = 0; 8159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 8259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 8359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.gm = 0; 8459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.bm = 0; 8559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.gs = 0; 8659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.bs = 0; 8759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.im = im; 8859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.is = is; 8959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 9059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 9159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public DecodeParams(int bpp, int rm, int rs, int im, int is){ 9259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this(bpp, rm, rs, im, is, false); 9359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 9459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 9559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 9659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta static { 9759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int mx___ = 0xff000000; 9859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m_x__ = 0x00ff0000; 9959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m__x_ = 0x0000ff00; 10059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m___x = 0x000000ff; 10159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int sx___ = 24; 10259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s_x__ = 16; 10359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s__x_ = 8; 10459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s___x = 0; 10559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int mxxxx = 0xffffffff; 10659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int sxxxx = 0; 10759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 10859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m4x___ = 0xf000; 10959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m4_x__ = 0x0f00; 11059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m4__x_ = 0x00f0; 11159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m4___x = 0x000f; 11259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s4x___ = 12; 11359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s4_x__ = 8; 11459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s4__x_ = 4; 11559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s4___x = 0; 11659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 11759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m5___ = 0xf800; 11859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m_5__ = 0x07c0; 11959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m__5_ = 0x003e; 12059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m___1 = 0x0001; 12159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 12259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s5___ = 11; 12359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s_5__ = 6; 12459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s__5_ = 1; 12559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s___1 = 0; 12659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 12759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m5__ = 0xf800; 12859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m_6_ = 0x07e0; 12959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m__5 = 0x001f; 13059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 13159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s5__ = 11; 13259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s_6_ = 5; 13359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s__5 = 0; 13459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 13559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int mxx__ = 0xffff0000; 13659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int sxx__ = 32; 13759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int m__xx = 0x0000ffff; 13859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta final int s__xx = 0; 13959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // note: compressed, depth, or floating point formats not included here.. 14159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.ABGR8, new DecodeParams(4, mx___, m___x, m__x_, m_x__, 14359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta sx___, s___x, s__x_, s_x__, 14459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta mxxxx, sxxxx)); 14559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.ARGB4444, new DecodeParams(2, m4x___, m4_x__, m4__x_, m4___x, 14659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta s4x___, s4_x__, s4__x_, s4___x, 14759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta mxxxx, sxxxx)); 14859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.Alpha16, new DecodeParams(2, mxxxx, sxxxx, mxxxx, sxxxx, true)); 14959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.Alpha8, new DecodeParams(1, mxxxx, sxxxx, mxxxx, sxxxx, true)); 15059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.BGR8, new DecodeParams(3, 0, m___x, m__x_, m_x__, 15159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 0, s___x, s__x_, s_x__, 15259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta mxxxx, sxxxx)); 15359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.Luminance16, new DecodeParams(2, mxxxx, sxxxx, mxxxx, sxxxx, false)); 15459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.Luminance8, new DecodeParams(1, mxxxx, sxxxx, mxxxx, sxxxx, false)); 15559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.Luminance16Alpha16, new DecodeParams(4, m__xx, mxx__, 0, 0, 15659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta s__xx, sxx__, 0, 0, 15759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta mxxxx, sxxxx)); 15859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.Luminance16F, new DecodeParams(2, mxxxx, sxxxx, mxxxx, sxxxx, false)); 15959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.Luminance16FAlpha16F, new DecodeParams(4, m__xx, mxx__, 0, 0, 16059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta s__xx, sxx__, 0, 0, 16159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta mxxxx, sxxxx)); 16259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.Luminance32F, new DecodeParams(4, mxxxx, sxxxx, mxxxx, sxxxx, false)); 16359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.Luminance8, new DecodeParams(1, mxxxx, sxxxx, mxxxx, sxxxx, false)); 16459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.RGB5A1, new DecodeParams(2, m___1, m5___, m_5__, m__5_, 16559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta s___1, s5___, s_5__, s__5_, 16659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta mxxxx, sxxxx)); 16759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.RGB565, new DecodeParams(2, 0, m5__ , m_6_ , m__5, 16859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 0, s5__ , s_6_ , s__5, 16959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta mxxxx, sxxxx)); 17059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.RGB8, new DecodeParams(3, 0, m_x__, m__x_, m___x, 17159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 0, s_x__, s__x_, s___x, 17259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta mxxxx, sxxxx)); 17359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta params.put(Format.RGBA8, new DecodeParams(4, m___x, mx___, m_x__, m__x_, 17459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta s___x, sx___, s_x__, s__x_, 17559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta mxxxx, sxxxx)); 17659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 17759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 17859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private static int Ix(int x, int y, int w){ 17959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return y * w + x; 18059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 18159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 18259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private static int readPixel(ByteBuffer buf, int idx, int bpp){ 18359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buf.position(idx); 18459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int original = buf.get() & 0xff; 18559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta while ((--bpp) > 0){ 18659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta original = (original << 8) | (buf.get() & 0xff); 18759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 18859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return original; 18959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 19059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 19159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private static void writePixel(ByteBuffer buf, int idx, int pixel, int bpp){ 19259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buf.position(idx); 19359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta while ((--bpp) >= 0){ 19459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta// pixel = pixel >> 8; 19559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta byte bt = (byte) ((pixel >> (bpp * 8)) & 0xff); 19659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta// buf.put( (byte) (pixel & 0xff) ); 19759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buf.put(bt); 19859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 19959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 20059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 20159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 20259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 20359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Convert an AWT image to jME image. 20459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 20559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public static void convert(BufferedImage image, Format format, ByteBuffer buf){ 20659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta DecodeParams p = params.get(format); 20759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (p == null) 20859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta throw new UnsupportedOperationException("Image format " + format + " is not supported"); 20959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 21059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int width = image.getWidth(); 21159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int height = image.getHeight(); 21259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 21359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta boolean alpha = true; 21459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta boolean luminance = false; 21559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 21659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int reductionA = 8 - Integer.bitCount(p.am); 21759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int reductionR = 8 - Integer.bitCount(p.rm); 21859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int reductionG = 8 - Integer.bitCount(p.gm); 21959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int reductionB = 8 - Integer.bitCount(p.bm); 22059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 22159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int initialPos = buf.position(); 22259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int y = 0; y < height; y++){ 22359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int x = 0; x < width; x++){ 22459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Get ARGB 22559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int argb = image.getRGB(x, y); 22659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 22759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Extract color components 22859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int a = (argb & 0xff000000) >> 24; 22959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int r = (argb & 0x00ff0000) >> 16; 23059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int g = (argb & 0x0000ff00) >> 8; 23159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int b = (argb & 0x000000ff); 23259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 23359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Remove anything after 8 bits 23459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta a = a & 0xff; 23559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta r = r & 0xff; 23659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta g = g & 0xff; 23759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta b = b & 0xff; 23859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 23959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Set full alpha if target image has no alpha 24059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (!alpha) 24159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta a = 0xff; 24259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 24359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Convert color to luminance if target 24459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // image is in luminance format 24559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (luminance){ 24659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // convert RGB to luminance 24759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 24859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 24959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Do bit reduction, assumes proper rounding has already been 25059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // done. 25159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta a = a >> reductionA; 25259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta r = r >> reductionR; 25359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta g = g >> reductionG; 25459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta b = b >> reductionB; 25559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 25659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Put components into appropriate positions 25759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta a = (a << p.as) & p.am; 25859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta r = (r << p.rs) & p.rm; 25959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta g = (g << p.gs) & p.gm; 26059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta b = (b << p.bs) & p.bm; 26159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 26259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int outputPixel = ((a | r | g | b) << p.is) & p.im; 26359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int i = initialPos + (Ix(x,y,width) * p.bpp); 26459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta writePixel(buf, i, outputPixel, p.bpp); 26559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 26659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 26759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 26859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 26959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private static final double LOG2 = Math.log(2); 27059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 27159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public static void createData(Image image, boolean mipmaps){ 27259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int bpp = image.getFormat().getBitsPerPixel(); 27359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int w = image.getWidth(); 27459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int h = image.getHeight(); 27559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (!mipmaps){ 27659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta image.setData(BufferUtils.createByteBuffer(w*h*bpp/8)); 27759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return; 27859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 27959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int expectedMipmaps = 1 + (int) Math.ceil(Math.log(Math.max(h, w)) / LOG2); 28059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int[] mipMapSizes = new int[expectedMipmaps]; 28159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int total = 0; 28259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < mipMapSizes.length; i++){ 28359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int size = (w * h * bpp) / 8; 28459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta total += size; 28559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta mipMapSizes[i] = size; 28659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta w /= 2; 28759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta h /= 2; 28859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 28959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta image.setMipMapSizes(mipMapSizes); 29059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta image.setData(BufferUtils.createByteBuffer(total)); 29159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 29259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 29359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta /** 29459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Convert the image from the given format to the output format. 29559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * It is assumed that both images have buffers with the appropriate 29659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * number of elements and that both have the same dimensions. 29759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 29859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @param input 29959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @param output 30059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 30159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public static void convert(Image input, Image output){ 30259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta DecodeParams inParams = params.get(input.getFormat()); 30359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta DecodeParams outParams = params.get(output.getFormat()); 30459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 30559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (inParams == null || outParams == null) 30659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta throw new UnsupportedOperationException(); 30759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 30859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int width = input.getWidth(); 30959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int height = input.getHeight(); 31059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 31159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (width != output.getWidth() || height != output.getHeight()) 31259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta throw new IllegalArgumentException(); 31359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 31459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ByteBuffer inData = input.getData(0); 31559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 31659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta boolean inAlpha = false; 31759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta boolean inLum = false; 31859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta boolean inRGB = false; 31959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (inParams.am != 0) { 32059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta inAlpha = true; 32159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 32259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 32359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (inParams.rm != 0 && inParams.gm == 0 && inParams.bm == 0) { 32459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta inLum = true; 32559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } else if (inParams.rm != 0 && inParams.gm != 0 && inParams.bm != 0) { 32659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta inRGB = true; 32759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 32859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 32959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int expansionA = 8 - Integer.bitCount(inParams.am); 33059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int expansionR = 8 - Integer.bitCount(inParams.rm); 33159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int expansionG = 8 - Integer.bitCount(inParams.gm); 33259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int expansionB = 8 - Integer.bitCount(inParams.bm); 33359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 33459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int inputPixel; 33559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int y = 0; y < height; y++){ 33659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int x = 0; x < width; x++){ 33759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int i = Ix(x, y, width) * inParams.bpp; 33859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta inputPixel = (readPixel(inData, i, inParams.bpp) & inParams.im) >> inParams.is; 33959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 34059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int a = (inputPixel & inParams.am) >> inParams.as; 34159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int r = (inputPixel & inParams.rm) >> inParams.rs; 34259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int g = (inputPixel & inParams.gm) >> inParams.gs; 34359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int b = (inputPixel & inParams.bm) >> inParams.bs; 34459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 34559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta r = r & 0xff; 34659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta g = g & 0xff; 34759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta b = b & 0xff; 34859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta a = a & 0xff; 34959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 35059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta a = a << expansionA; 35159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta r = r << expansionR; 35259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta g = g << expansionG; 35359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta b = b << expansionB; 35459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 35559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (inLum) 35659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta b = g = r; 35759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 35859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (!inAlpha) 35959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta a = 0xff; 36059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 36159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta// int argb = (a << 24) | (r << 16) | (g << 8) | b; 36259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta// out.setRGB(x, y, argb); 36359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 36459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 36559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 36659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 36759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public static BufferedImage convert(Image image, boolean do16bit, boolean fullalpha, int mipLevel){ 36859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Format format = image.getFormat(); 36959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta DecodeParams p = params.get(image.getFormat()); 37059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (p == null) 37159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta throw new UnsupportedOperationException(); 37259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 37359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int width = image.getWidth(); 37459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int height = image.getHeight(); 37559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 37659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int level = mipLevel; 37759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta while (--level >= 0){ 37859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta width /= 2; 37959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta height /= 2; 38059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 38159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 38259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ByteBuffer buf = image.getData(0); 38359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buf.order(ByteOrder.LITTLE_ENDIAN); 38459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 38559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta BufferedImage out; 38659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 38759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta boolean alpha = false; 38859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta boolean luminance = false; 38959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta boolean rgb = false; 39059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (p.am != 0) 39159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta alpha = true; 39259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 39359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (p.rm != 0 && p.gm == 0 && p.bm == 0) 39459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta luminance = true; 39559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta else if (p.rm != 0 && p.gm != 0 && p.bm != 0) 39659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta rgb = true; 39759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 39859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // alpha OR luminance but not both 39959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if ( (alpha && !rgb && !luminance) || (luminance && !alpha && !rgb) ){ 40059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta out = new BufferedImage(width, height, BufferedImage.TYPE_BYTE_GRAY); 40159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else if ( (rgb && alpha) || (luminance && alpha) ){ 40259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (do16bit){ 40359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (fullalpha){ 40459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ColorModel model = AWTLoader.AWT_RGBA4444; 40559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta WritableRaster raster = model.createCompatibleWritableRaster(width, width); 40659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta out = new BufferedImage(model, raster, false, null); 40759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else{ 40859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // RGB5_A1 40959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB); 41059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int[] nBits = {5, 5, 5, 1}; 41159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int[] bOffs = {0, 1, 2, 3}; 41259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ColorModel colorModel = new ComponentColorModel(cs, nBits, true, false, 41359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Transparency.BITMASK, 41459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta DataBuffer.TYPE_BYTE); 41559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta WritableRaster raster = Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, 41659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta width, height, 41759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta width*2, 2, 41859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta bOffs, null); 41959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta out = new BufferedImage(colorModel, raster, false, null); 42059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 42159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else{ 42259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta out = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB); 42359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 42459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else{ 42559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (do16bit){ 42659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta out = new BufferedImage(width, height, BufferedImage.TYPE_USHORT_565_RGB); 42759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else{ 42859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta out = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); 42959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 43059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 43159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 43259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int expansionA = 8 - Integer.bitCount(p.am); 43359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int expansionR = 8 - Integer.bitCount(p.rm); 43459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int expansionG = 8 - Integer.bitCount(p.gm); 43559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int expansionB = 8 - Integer.bitCount(p.bm); 43659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 43759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (expansionR < 0){ 43859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta expansionR = 0; 43959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 44059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 44159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int mipPos = 0; 44259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < mipLevel; i++){ 44359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta mipPos += image.getMipMapSizes()[i]; 44459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 44559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int inputPixel; 44659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int y = 0; y < height; y++){ 44759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int x = 0; x < width; x++){ 44859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int i = mipPos + (Ix(x,y,width) * p.bpp); 44959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta inputPixel = (readPixel(buf,i,p.bpp) & p.im) >> p.is; 45059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int a = (inputPixel & p.am) >> p.as; 45159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int r = (inputPixel & p.rm) >> p.rs; 45259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int g = (inputPixel & p.gm) >> p.gs; 45359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int b = (inputPixel & p.bm) >> p.bs; 45459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 45559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta r = r & 0xff; 45659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta g = g & 0xff; 45759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta b = b & 0xff; 45859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta a = a & 0xff; 45959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 46059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta a = a << expansionA; 46159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta r = r << expansionR; 46259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta g = g << expansionG; 46359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta b = b << expansionB; 46459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 46559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (luminance) 46659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta b = g = r; 46759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 46859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (!alpha) 46959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta a = 0xff; 47059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 47159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int argb = (a << 24) | (r << 16) | (g << 8) | b; 47259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta out.setRGB(x, y, argb); 47359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 47459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 47559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 47659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return out; 47759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 47859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 47959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta} 480