--- /dev/null 2015-11-20 13:32:57.000000000 -0800 +++ new/src/java.desktop/share/classes/sun/java2d/marlin/MarlinConst.java 2015-11-20 13:32:57.000000000 -0800 @@ -0,0 +1,121 @@ +/* + * Copyright (c) 2015, Oracle and/or its affiliates. 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. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package sun.java2d.marlin; + +/** + * Marlin constant holder using System properties + */ +interface MarlinConst { + // enable Logs (logger or stdout) + static final boolean enableLogs = false; + // enable Logger + static final boolean useLogger = enableLogs && MarlinProperties.isUseLogger(); + + // log new RendererContext + static final boolean logCreateContext = enableLogs + && MarlinProperties.isLogCreateContext(); + // log misc.Unsafe alloc/realloc/free + static final boolean logUnsafeMalloc = enableLogs + && MarlinProperties.isLogUnsafeMalloc(); + + // do statistics + static final boolean doStats = enableLogs && MarlinProperties.isDoStats(); + // do monitors + // disabled to reduce byte-code size a bit... + static final boolean doMonitors = enableLogs && false; // MarlinProperties.isDoMonitors(); + // do checks + static final boolean doChecks = false; // MarlinProperties.isDoChecks(); + + // do AA range checks: disable when algorithm / code is stable + static final boolean DO_AA_RANGE_CHECK = false; + + // enable logs + static final boolean doLogWidenArray = enableLogs && false; + // enable oversize logs + static final boolean doLogOverSize = enableLogs && false; + // enable traces + static final boolean doTrace = enableLogs && false; + // do flush monitors + static final boolean doFlushMonitors = true; + // use one polling thread to dump statistics/monitors + static final boolean useDumpThread = false; + // thread dump interval (ms) + static final long statDump = 5000L; + + // do clean dirty array + static final boolean doCleanDirty = false; + + // flag to use line simplifier + static final boolean useSimplifier = MarlinProperties.isUseSimplifier(); + + // flag to enable logs related bounds checks + static final boolean doLogBounds = enableLogs && false; + + // Initial Array sizing (initial context capacity) ~ 512K + + // 2048 pixel (width x height) for initial capacity + static final int INITIAL_PIXEL_DIM + = MarlinProperties.getInitialImageSize(); + + // typical array sizes: only odd numbers allowed below + static final int INITIAL_ARRAY = 256; + static final int INITIAL_SMALL_ARRAY = 1024; + static final int INITIAL_MEDIUM_ARRAY = 4096; + static final int INITIAL_LARGE_ARRAY = 8192; + static final int INITIAL_ARRAY_16K = 16384; + static final int INITIAL_ARRAY_32K = 32768; + // alpha row dimension + static final int INITIAL_AA_ARRAY = INITIAL_PIXEL_DIM; + + // initial edges (24 bytes) = 24K [ints] = 96K + static final int INITIAL_EDGES_CAPACITY = 4096 * 24; // 6 ints per edges + + // zero value as byte + static final byte BYTE_0 = (byte) 0; + + // subpixels expressed as log2 + public static final int SUBPIXEL_LG_POSITIONS_X + = MarlinProperties.getSubPixel_Log2_X(); + public static final int SUBPIXEL_LG_POSITIONS_Y + = MarlinProperties.getSubPixel_Log2_Y(); + + // number of subpixels + public static final int SUBPIXEL_POSITIONS_X = 1 << (SUBPIXEL_LG_POSITIONS_X); + public static final int SUBPIXEL_POSITIONS_Y = 1 << (SUBPIXEL_LG_POSITIONS_Y); + + public static final float NORM_SUBPIXELS + = (float)Math.sqrt(( SUBPIXEL_POSITIONS_X * SUBPIXEL_POSITIONS_X + + SUBPIXEL_POSITIONS_Y * SUBPIXEL_POSITIONS_Y)/2.0); + + public static final int MAX_AA_ALPHA + = SUBPIXEL_POSITIONS_X * SUBPIXEL_POSITIONS_Y; + + public static final int TILE_SIZE_LG = MarlinProperties.getTileSize_Log2(); + public static final int TILE_SIZE = 1 << TILE_SIZE_LG; // 32 by default + + public static final int BLOCK_SIZE_LG = MarlinProperties.getBlockSize_Log2(); + public static final int BLOCK_SIZE = 1 << BLOCK_SIZE_LG; +}