author | lbourges |
Wed, 03 Aug 2016 22:53:38 +0200 | |
changeset 40421 | d5ee65e2b0fb |
parent 39519 | 21bfc4452441 |
child 47126 | 188ef162f019 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package sun.java2d.marlin; |
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/** |
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* Marlin constant holder using System properties |
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*/ |
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interface MarlinConst { |
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// enable Logs (logger or stdout) |
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static final boolean ENABLE_LOGS = MarlinProperties.isLoggingEnabled(); |
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// use Logger instead of stdout |
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static final boolean USE_LOGGER = ENABLE_LOGS && MarlinProperties.isUseLogger(); |
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// log new RendererContext |
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static final boolean LOG_CREATE_CONTEXT = ENABLE_LOGS |
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&& MarlinProperties.isLogCreateContext(); |
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// log misc.Unsafe alloc/realloc/free |
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static final boolean LOG_UNSAFE_MALLOC = ENABLE_LOGS |
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&& MarlinProperties.isLogUnsafeMalloc(); |
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// do check unsafe alignment: |
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static final boolean DO_CHECK_UNSAFE = false; |
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// do statistics |
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static final boolean DO_STATS = ENABLE_LOGS && MarlinProperties.isDoStats(); |
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// do monitors |
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// disabled to reduce byte-code size a bit... |
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static final boolean DO_MONITORS = false; |
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// static final boolean DO_MONITORS = ENABLE_LOGS && MarlinProperties.isDoMonitors(); |
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// do checks |
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static final boolean DO_CHECKS = ENABLE_LOGS && MarlinProperties.isDoChecks(); |
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// do AA range checks: disable when algorithm / code is stable |
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static final boolean DO_AA_RANGE_CHECK = false; |
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// enable logs |
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static final boolean DO_LOG_WIDEN_ARRAY = ENABLE_LOGS && false; |
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// enable oversize logs |
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static final boolean DO_LOG_OVERSIZE = ENABLE_LOGS && false; |
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// enable traces |
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static final boolean DO_TRACE = ENABLE_LOGS && false; |
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// do flush stats |
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static final boolean DO_FLUSH_STATS = true; |
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// do flush monitors |
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static final boolean DO_FLUSH_MONITORS = true; |
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// use one polling thread to dump statistics/monitors |
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static final boolean USE_DUMP_THREAD = false; |
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// thread dump interval (ms) |
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static final long DUMP_INTERVAL = 5000L; |
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// do clean dirty array |
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static final boolean DO_CLEAN_DIRTY = false; |
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// flag to use line simplifier |
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static final boolean USE_SIMPLIFIER = MarlinProperties.isUseSimplifier(); |
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// flag to enable logs related bounds checks |
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static final boolean DO_LOG_BOUNDS = ENABLE_LOGS && false; |
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// Initial Array sizing (initial context capacity) ~ 450K |
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// 2048 pixel (width x height) for initial capacity |
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static final int INITIAL_PIXEL_DIM |
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= MarlinProperties.getInitialImageSize(); |
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// typical array sizes: only odd numbers allowed below |
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static final int INITIAL_ARRAY = 256; |
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// alpha row dimension |
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static final int INITIAL_AA_ARRAY = INITIAL_PIXEL_DIM; |
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// 4096 edges for initial capacity |
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static final int INITIAL_EDGES_COUNT = MarlinProperties.getInitialEdges(); |
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// initial edges = 3/4 * edges count (4096) |
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// 6 ints per edges = 24 bytes |
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// edges capacity = 24 x initial edges = 18 * edges count (4096) = 72K |
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static final int INITIAL_EDGES_CAPACITY = INITIAL_EDGES_COUNT * 18; |
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// zero value as byte |
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static final byte BYTE_0 = (byte) 0; |
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// subpixels expressed as log2 |
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public static final int SUBPIXEL_LG_POSITIONS_X |
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= MarlinProperties.getSubPixel_Log2_X(); |
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public static final int SUBPIXEL_LG_POSITIONS_Y |
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= MarlinProperties.getSubPixel_Log2_Y(); |
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// number of subpixels |
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public static final int SUBPIXEL_POSITIONS_X = 1 << (SUBPIXEL_LG_POSITIONS_X); |
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public static final int SUBPIXEL_POSITIONS_Y = 1 << (SUBPIXEL_LG_POSITIONS_Y); |
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public static final float NORM_SUBPIXELS |
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= (float)Math.sqrt(( SUBPIXEL_POSITIONS_X * SUBPIXEL_POSITIONS_X |
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+ SUBPIXEL_POSITIONS_Y * SUBPIXEL_POSITIONS_Y)/2.0); |
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public static final int MAX_AA_ALPHA |
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= SUBPIXEL_POSITIONS_X * SUBPIXEL_POSITIONS_Y; |
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public static final int TILE_SIZE_LG = MarlinProperties.getTileSize_Log2(); |
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public static final int TILE_SIZE = 1 << TILE_SIZE_LG; // 32 by default |
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public static final int BLOCK_SIZE_LG = MarlinProperties.getBlockSize_Log2(); |
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public static final int BLOCK_SIZE = 1 << BLOCK_SIZE_LG; |
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} |