com.sun.marlin.MarlinConst Maven / Gradle / Ivy
/*
* Copyright (c) 2015, 2018, 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
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*/
package com.sun.marlin;
/**
* Marlin constant holder using System properties
*/
public interface MarlinConst {
// enable Logs (logger or stdout)
static final boolean ENABLE_LOGS = MarlinProperties.isLoggingEnabled();
// use Logger instead of stdout
static final boolean USE_LOGGER = ENABLE_LOGS && MarlinProperties.isUseLogger();
// log new RendererContext
static final boolean LOG_CREATE_CONTEXT = ENABLE_LOGS
&& MarlinProperties.isLogCreateContext();
// log misc.Unsafe alloc/realloc/free
static final boolean LOG_UNSAFE_MALLOC = ENABLE_LOGS
&& MarlinProperties.isLogUnsafeMalloc();
// do check unsafe alignment:
static final boolean DO_CHECK_UNSAFE = false;
// do statistics
static final boolean DO_STATS = ENABLE_LOGS && MarlinProperties.isDoStats();
// do monitors
// disabled to reduce byte-code size a bit...
static final boolean DO_MONITORS = false;
// static final boolean DO_MONITORS = ENABLE_LOGS && MarlinProperties.isDoMonitors();
// do checks
static final boolean DO_CHECKS = ENABLE_LOGS && 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 DO_LOG_WIDEN_ARRAY = ENABLE_LOGS && false;
// enable oversize logs
static final boolean DO_LOG_OVERSIZE = ENABLE_LOGS && false;
// enable traces
static final boolean DO_TRACE = ENABLE_LOGS && false;
// do flush stats
static final boolean DO_FLUSH_STATS = true;
// do flush monitors
static final boolean DO_FLUSH_MONITORS = true;
// use one polling thread to dump statistics/monitors
static final boolean USE_DUMP_THREAD = false;
// thread dump interval (ms)
static final long DUMP_INTERVAL = 5000L;
// do clean dirty array
static final boolean DO_CLEAN_DIRTY = false;
// flag to use collinear simplifier
static final boolean USE_SIMPLIFIER = MarlinProperties.isUseSimplifier();
// flag to use path simplifier
static final boolean USE_PATH_SIMPLIFIER = MarlinProperties.isUsePathSimplifier();
static final boolean DO_CLIP_SUBDIVIDER = MarlinProperties.isDoClipSubdivider();
// flag to enable logs related to bounds checks
static final boolean DO_LOG_BOUNDS = ENABLE_LOGS && false;
// flag to enable logs related to clip rect
static final boolean DO_LOG_CLIP = ENABLE_LOGS && false;
// Initial Array sizing (initial context capacity) ~ 450K
// 4096 pixels (width) for initial capacity
static final int INITIAL_PIXEL_WIDTH
= MarlinProperties.getInitialPixelWidth();
// 2176 pixels (height) for initial capacity
static final int INITIAL_PIXEL_HEIGHT
= MarlinProperties.getInitialPixelHeight();
// typical array sizes: only odd numbers allowed below
static final int INITIAL_ARRAY = 256;
// alpha row dimension
static final int INITIAL_AA_ARRAY = INITIAL_PIXEL_WIDTH;
// 4096 edges for initial capacity
static final int INITIAL_EDGES_COUNT = MarlinProperties.getInitialEdges();
// initial edges = edges count (4096)
// 6 ints per edges = 24 bytes
// edges capacity = 24 x initial edges = 24 * edges count (4096) = 96K
static final int INITIAL_EDGES_CAPACITY = INITIAL_EDGES_COUNT * 24;
// crossing capacity = edges count / 4 ~ 1024
static final int INITIAL_CROSSING_COUNT = INITIAL_EDGES_COUNT >> 2;
// 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();
public static final int MIN_SUBPIXEL_LG_POSITIONS
= Math.min(SUBPIXEL_LG_POSITIONS_X, SUBPIXEL_LG_POSITIONS_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 MIN_SUBPIXELS = 1 << MIN_SUBPIXEL_LG_POSITIONS;
// 2176 pixels (height) x 8 subpixels = 68K
static final int INITIAL_BUCKET_ARRAY
= INITIAL_PIXEL_HEIGHT * SUBPIXEL_POSITIONS_Y;
public static final int MAX_AA_ALPHA
= (SUBPIXEL_POSITIONS_X * SUBPIXEL_POSITIONS_Y);
public static final int BLOCK_SIZE_LG = MarlinProperties.getBlockSize_Log2();
public static final int BLOCK_SIZE = 1 << BLOCK_SIZE_LG;
static final boolean ENABLE_BLOCK_FLAGS = MarlinProperties.isUseTileFlags();
static final boolean ENABLE_BLOCK_FLAGS_HEURISTICS = MarlinProperties.isUseTileFlagsWithHeuristics();
static final boolean FORCE_RLE = MarlinProperties.isForceRLE();
static final boolean FORCE_NO_RLE = MarlinProperties.isForceNoRLE();
// minimum width to try using RLE encoding:
static final int RLE_MIN_WIDTH
= Math.max(BLOCK_SIZE, MarlinProperties.getRLEMinWidth());
// Constants
public static final int WIND_EVEN_ODD = 0;
public static final int WIND_NON_ZERO = 1;
/**
* Constant value for join style.
*/
public static final int JOIN_MITER = 0;
/**
* Constant value for join style.
*/
public static final int JOIN_ROUND = 1;
/**
* Constant value for join style.
*/
public static final int JOIN_BEVEL = 2;
/**
* Constant value for end cap style.
*/
public static final int CAP_BUTT = 0;
/**
* Constant value for end cap style.
*/
public static final int CAP_ROUND = 1;
/**
* Constant value for end cap style.
*/
public static final int CAP_SQUARE = 2;
// Out codes
static final int OUTCODE_TOP = 1;
static final int OUTCODE_BOTTOM = 2;
static final int OUTCODE_LEFT = 4;
static final int OUTCODE_RIGHT = 8;
static final int OUTCODE_MASK_T_B = OUTCODE_TOP | OUTCODE_BOTTOM;
static final int OUTCODE_MASK_L_R = OUTCODE_LEFT | OUTCODE_RIGHT;
static final int OUTCODE_MASK_T_B_L_R = OUTCODE_MASK_T_B | OUTCODE_MASK_L_R;
}