1 /* 2 * Copyright (c) 2015, 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.marlin; 27 28 /** 29 * Marlin constant holder using System properties 30 */ 31 interface MarlinConst { 32 // enable Logs (logger or stdout) 33 static final boolean enableLogs = false; 34 // enable Logger 35 static final boolean useLogger = enableLogs && MarlinProperties.isUseLogger(); 36 37 // log new RendererContext 38 static final boolean logCreateContext = enableLogs 39 && MarlinProperties.isLogCreateContext(); 40 // log misc.Unsafe alloc/realloc/free 41 static final boolean logUnsafeMalloc = enableLogs 42 && MarlinProperties.isLogUnsafeMalloc(); 43 44 // do statistics 45 static final boolean doStats = enableLogs && MarlinProperties.isDoStats(); 46 // do monitors 47 // disabled to reduce byte-code size a bit... 48 static final boolean doMonitors = enableLogs && false; // MarlinProperties.isDoMonitors(); 49 // do checks 50 static final boolean doChecks = false; // MarlinProperties.isDoChecks(); 51 52 // do AA range checks: disable when algorithm / code is stable 53 static final boolean DO_AA_RANGE_CHECK = false; 54 55 // enable logs 56 static final boolean doLogWidenArray = enableLogs && false; 57 // enable oversize logs 58 static final boolean doLogOverSize = enableLogs && false; 59 // enable traces 60 static final boolean doTrace = enableLogs && false; 61 // do flush monitors 62 static final boolean doFlushMonitors = true; 63 // use one polling thread to dump statistics/monitors 64 static final boolean useDumpThread = false; 65 // thread dump interval (ms) 66 static final long statDump = 5000L; 67 68 // do clean dirty array 69 static final boolean doCleanDirty = false; 70 71 // flag to use line simplifier 72 static final boolean useSimplifier = MarlinProperties.isUseSimplifier(); 73 74 // flag to enable logs related bounds checks 75 static final boolean doLogBounds = enableLogs && false; 76 77 // Initial Array sizing (initial context capacity) ~ 512K 78 79 // 2048 pixel (width x height) for initial capacity 80 static final int INITIAL_PIXEL_DIM 81 = MarlinProperties.getInitialImageSize(); 82 83 // typical array sizes: only odd numbers allowed below 84 static final int INITIAL_ARRAY = 256; 85 static final int INITIAL_SMALL_ARRAY = 1024; 86 static final int INITIAL_MEDIUM_ARRAY = 4096; 87 static final int INITIAL_LARGE_ARRAY = 8192; 88 static final int INITIAL_ARRAY_16K = 16384; 89 static final int INITIAL_ARRAY_32K = 32768; 90 // alpha row dimension 91 static final int INITIAL_AA_ARRAY = INITIAL_PIXEL_DIM; 92 93 // initial edges (24 bytes) = 24K [ints] = 96K 94 static final int INITIAL_EDGES_CAPACITY = 4096 * 24; // 6 ints per edges 95 96 // zero value as byte 97 static final byte BYTE_0 = (byte) 0; 98 99 // subpixels expressed as log2 100 public static final int SUBPIXEL_LG_POSITIONS_X 101 = MarlinProperties.getSubPixel_Log2_X(); 102 public static final int SUBPIXEL_LG_POSITIONS_Y 103 = MarlinProperties.getSubPixel_Log2_Y(); 104 105 // number of subpixels 106 public static final int SUBPIXEL_POSITIONS_X = 1 << (SUBPIXEL_LG_POSITIONS_X); 107 public static final int SUBPIXEL_POSITIONS_Y = 1 << (SUBPIXEL_LG_POSITIONS_Y); 108 109 public static final float NORM_SUBPIXELS 110 = (float)Math.sqrt(( SUBPIXEL_POSITIONS_X * SUBPIXEL_POSITIONS_X 111 + SUBPIXEL_POSITIONS_Y * SUBPIXEL_POSITIONS_Y)/2.0); 112 113 public static final int MAX_AA_ALPHA 114 = SUBPIXEL_POSITIONS_X * SUBPIXEL_POSITIONS_Y; 115 116 public static final int TILE_SIZE_LG = MarlinProperties.getTileSize_Log2(); 117 public static final int TILE_SIZE = 1 << TILE_SIZE_LG; // 32 by default 118 119 public static final int BLOCK_SIZE_LG = MarlinProperties.getBlockSize_Log2(); 120 public static final int BLOCK_SIZE = 1 << BLOCK_SIZE_LG; 121 }