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src/java.desktop/share/classes/sun/java2d/marlin/MarlinConst.java

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   1 /*
   2  * Copyright (c) 2015, 2017, 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


  57 
  58     // enable logs
  59     static final boolean DO_LOG_WIDEN_ARRAY = ENABLE_LOGS && false;
  60     // enable oversize logs
  61     static final boolean DO_LOG_OVERSIZE = ENABLE_LOGS && false;
  62     // enable traces
  63     static final boolean DO_TRACE = ENABLE_LOGS && false;
  64 
  65     // do flush stats
  66     static final boolean DO_FLUSH_STATS = true;
  67     // do flush monitors
  68     static final boolean DO_FLUSH_MONITORS = true;
  69     // use one polling thread to dump statistics/monitors
  70     static final boolean USE_DUMP_THREAD = false;
  71     // thread dump interval (ms)
  72     static final long DUMP_INTERVAL = 5000L;
  73 
  74     // do clean dirty array
  75     static final boolean DO_CLEAN_DIRTY = false;
  76 
  77     // flag to use line simplifier
  78     static final boolean USE_SIMPLIFIER = MarlinProperties.isUseSimplifier();
  79 





  80     // flag to enable logs related bounds checks
  81     static final boolean DO_LOG_BOUNDS = ENABLE_LOGS && false;
  82 



  83     // Initial Array sizing (initial context capacity) ~ 450K
  84 
  85     // 2048 pixel (width x height) for initial capacity
  86     static final int INITIAL_PIXEL_DIM
  87         = MarlinProperties.getInitialImageSize();



  88 
  89     // typical array sizes: only odd numbers allowed below
  90     static final int INITIAL_ARRAY        = 256;
  91 
  92     // alpha row dimension
  93     static final int INITIAL_AA_ARRAY     = INITIAL_PIXEL_DIM;
  94 
  95     // 4096 edges for initial capacity
  96     static final int INITIAL_EDGES_COUNT = MarlinProperties.getInitialEdges();
  97 
  98     // initial edges = edges count (4096)
  99     // 6 ints per edges = 24 bytes
 100     // edges capacity = 24 x initial edges = 24 * edges count (4096) = 96K
 101     static final int INITIAL_EDGES_CAPACITY = INITIAL_EDGES_COUNT * 24;
 102 
 103     // zero value as byte
 104     static final byte BYTE_0 = (byte) 0;
 105 
 106     // subpixels expressed as log2
 107     public static final int SUBPIXEL_LG_POSITIONS_X
 108         = MarlinProperties.getSubPixel_Log2_X();
 109     public static final int SUBPIXEL_LG_POSITIONS_Y
 110         = MarlinProperties.getSubPixel_Log2_Y();
 111 



 112     // number of subpixels
 113     public static final int SUBPIXEL_POSITIONS_X = 1 << (SUBPIXEL_LG_POSITIONS_X);
 114     public static final int SUBPIXEL_POSITIONS_Y = 1 << (SUBPIXEL_LG_POSITIONS_Y);
 115 
 116     public static final float NORM_SUBPIXELS
 117         = (float) Math.sqrt(( SUBPIXEL_POSITIONS_X * SUBPIXEL_POSITIONS_X
 118                             + SUBPIXEL_POSITIONS_Y * SUBPIXEL_POSITIONS_Y) / 2.0d);
 119 
 120     public static final int MAX_AA_ALPHA
 121         = SUBPIXEL_POSITIONS_X * SUBPIXEL_POSITIONS_Y;
 122 
 123     public static final int TILE_H_LG = MarlinProperties.getTileSize_Log2();
 124     public static final int TILE_H = 1 << TILE_H_LG; // 32 by default
 125 
 126     public static final int TILE_W_LG = MarlinProperties.getTileWidth_Log2();
 127     public static final int TILE_W = 1 << TILE_W_LG; // 32 by default
 128 
 129     public static final int BLOCK_SIZE_LG = MarlinProperties.getBlockSize_Log2();
 130     public static final int BLOCK_SIZE    = 1 << BLOCK_SIZE_LG;
 131 
 132     // Constants
 133     public static final int WIND_EVEN_ODD = 0;
 134     public static final int WIND_NON_ZERO = 1;
 135 
 136     /**
 137      * Constant value for join style.
 138      */
 139     public static final int JOIN_MITER = 0;
 140 
 141     /**


   1 /*
   2  * Copyright (c) 2015, 2018, 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


  57 
  58     // enable logs
  59     static final boolean DO_LOG_WIDEN_ARRAY = ENABLE_LOGS && false;
  60     // enable oversize logs
  61     static final boolean DO_LOG_OVERSIZE = ENABLE_LOGS && false;
  62     // enable traces
  63     static final boolean DO_TRACE = ENABLE_LOGS && false;
  64 
  65     // do flush stats
  66     static final boolean DO_FLUSH_STATS = true;
  67     // do flush monitors
  68     static final boolean DO_FLUSH_MONITORS = true;
  69     // use one polling thread to dump statistics/monitors
  70     static final boolean USE_DUMP_THREAD = false;
  71     // thread dump interval (ms)
  72     static final long DUMP_INTERVAL = 5000L;
  73 
  74     // do clean dirty array
  75     static final boolean DO_CLEAN_DIRTY = false;
  76 
  77     // flag to use collinear simplifier
  78     static final boolean USE_SIMPLIFIER = MarlinProperties.isUseSimplifier();
  79 
  80     // flag to use path simplifier
  81     static final boolean USE_PATH_SIMPLIFIER = MarlinProperties.isUsePathSimplifier();
  82 
  83     static final boolean DO_CLIP_SUBDIVIDER = MarlinProperties.isDoClipSubdivider();
  84 
  85     // flag to enable logs related bounds checks
  86     static final boolean DO_LOG_BOUNDS = ENABLE_LOGS && false;
  87 
  88     // flag to enable float precision correction
  89     static final boolean DO_FIX_FLOAT_PREC = true;
  90 
  91     // Initial Array sizing (initial context capacity) ~ 450K
  92 
  93     // 4096 pixels (width) for initial capacity
  94     static final int INITIAL_PIXEL_WIDTH
  95         = MarlinProperties.getInitialPixelWidth();
  96     // 2176 pixels (height) for initial capacity
  97     static final int INITIAL_PIXEL_HEIGHT
  98         = MarlinProperties.getInitialPixelHeight();
  99 
 100     // typical array sizes: only odd numbers allowed below
 101     static final int INITIAL_ARRAY        = 256;
 102 
 103     // alpha row dimension
 104     static final int INITIAL_AA_ARRAY     = INITIAL_PIXEL_WIDTH;
 105 
 106     // 4096 edges for initial capacity
 107     static final int INITIAL_EDGES_COUNT = MarlinProperties.getInitialEdges();
 108 
 109     // initial edges = edges count (4096)
 110     // 6 ints per edges = 24 bytes
 111     // edges capacity = 24 x initial edges = 24 * edges count (4096) = 96K
 112     static final int INITIAL_EDGES_CAPACITY = INITIAL_EDGES_COUNT * 24;
 113 
 114     // zero value as byte
 115     static final byte BYTE_0 = (byte) 0;
 116 
 117     // subpixels expressed as log2
 118     public static final int SUBPIXEL_LG_POSITIONS_X
 119         = MarlinProperties.getSubPixel_Log2_X();
 120     public static final int SUBPIXEL_LG_POSITIONS_Y
 121         = MarlinProperties.getSubPixel_Log2_Y();
 122 
 123     public static final int MIN_SUBPIXEL_LG_POSITIONS
 124         = Math.min(SUBPIXEL_LG_POSITIONS_X, SUBPIXEL_LG_POSITIONS_Y);
 125 
 126     // number of subpixels
 127     public static final int SUBPIXEL_POSITIONS_X = 1 << (SUBPIXEL_LG_POSITIONS_X);
 128     public static final int SUBPIXEL_POSITIONS_Y = 1 << (SUBPIXEL_LG_POSITIONS_Y);
 129 
 130     public static final float MIN_SUBPIXELS = 1 << MIN_SUBPIXEL_LG_POSITIONS;


 131 
 132     public static final int MAX_AA_ALPHA
 133         = (SUBPIXEL_POSITIONS_X * SUBPIXEL_POSITIONS_Y);
 134 
 135     public static final int TILE_H_LG = MarlinProperties.getTileSize_Log2();
 136     public static final int TILE_H = 1 << TILE_H_LG; // 32 by default
 137 
 138     public static final int TILE_W_LG = MarlinProperties.getTileWidth_Log2();
 139     public static final int TILE_W = 1 << TILE_W_LG; // 32 by default
 140 
 141     public static final int BLOCK_SIZE_LG = MarlinProperties.getBlockSize_Log2();
 142     public static final int BLOCK_SIZE    = 1 << BLOCK_SIZE_LG;
 143 
 144     // Constants
 145     public static final int WIND_EVEN_ODD = 0;
 146     public static final int WIND_NON_ZERO = 1;
 147 
 148     /**
 149      * Constant value for join style.
 150      */
 151     public static final int JOIN_MITER = 0;
 152 
 153     /**


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