com.sun.marlin.RendererStats Maven / Gradle / Ivy
/*
* Copyright (c) 2015, 2021, 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package com.sun.marlin;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.ConcurrentLinkedQueue;
import com.sun.marlin.ArrayCacheConst.CacheStats;
import static com.sun.marlin.MarlinUtils.logInfo;
import com.sun.marlin.stats.Histogram;
import com.sun.marlin.stats.Monitor;
import com.sun.marlin.stats.StatLong;
/**
* This class gathers global rendering statistics for debugging purposes only
*/
public final class RendererStats implements MarlinConst {
static RendererStats createInstance(final Object parent, final String name)
{
final RendererStats stats = new RendererStats(name);
// Keep a strong reference to dump it later:
RendererStatsHolder.getInstance().add(parent, stats);
return stats;
}
public static void dumpStats() {
RendererStatsHolder.dumpStats();
}
// context name (debugging purposes)
final String name;
// stats
final StatLong stat_cache_rowAA
= new StatLong("cache.rowAA");
final StatLong stat_cache_rowAAChunk
= new StatLong("cache.rowAAChunk");
final StatLong stat_cache_tiles
= new StatLong("cache.tiles");
final StatLong stat_rdr_addLine
= new StatLong("renderer.addLine");
final StatLong stat_rdr_addLine_skip
= new StatLong("renderer.addLine.skip");
final StatLong stat_rdr_curveBreak
= new StatLong("renderer.curveBreakIntoLinesAndAdd");
final StatLong stat_rdr_curveBreak_dec
= new StatLong("renderer.curveBreakIntoLinesAndAdd.dec");
final StatLong stat_rdr_curveBreak_inc
= new StatLong("renderer.curveBreakIntoLinesAndAdd.inc");
final StatLong stat_rdr_quadBreak
= new StatLong("renderer.quadBreakIntoLinesAndAdd");
final StatLong stat_rdr_quadBreak_dec
= new StatLong("renderer.quadBreakIntoLinesAndAdd.dec");
final StatLong stat_rdr_edges
= new StatLong("renderer.edges");
final StatLong stat_rdr_edges_count
= new StatLong("renderer.edges.count");
final StatLong stat_rdr_edges_resizes
= new StatLong("renderer.edges.resize");
final StatLong stat_rdr_activeEdges
= new StatLong("renderer.activeEdges");
final StatLong stat_rdr_activeEdges_updates
= new StatLong("renderer.activeEdges.updates");
final StatLong stat_rdr_activeEdges_adds
= new StatLong("renderer.activeEdges.adds");
final StatLong stat_rdr_activeEdges_adds_high
= new StatLong("renderer.activeEdges.adds_high");
final StatLong stat_rdr_crossings_updates
= new StatLong("renderer.crossings.updates");
final StatLong stat_rdr_crossings_sorts
= new StatLong("renderer.crossings.sorts");
final StatLong stat_rdr_crossings_bsearch
= new StatLong("renderer.crossings.bsearch");
final StatLong stat_rdr_crossings_msorts
= new StatLong("renderer.crossings.msorts");
final StatLong stat_str_polystack_curves
= new StatLong("stroker.polystack.curves");
final StatLong stat_str_polystack_types
= new StatLong("stroker.polystack.types");
final StatLong stat_cpd_polystack_curves
= new StatLong("closedPathDetector.polystack.curves");
final StatLong stat_cpd_polystack_types
= new StatLong("closedPathDetector.polystack.types");
final StatLong stat_pcf_idxstack_indices
= new StatLong("pathClipFilter.stack.indices");
// growable arrays
final StatLong stat_array_dasher_dasher
= new StatLong("array.dasher.dasher.d_float");
final StatLong stat_array_dasher_firstSegmentsBuffer
= new StatLong("array.dasher.firstSegmentsBuffer.d_float");
final StatLong stat_array_marlincache_rowAAChunk
= new StatLong("array.marlincache.rowAAChunk.resize");
final StatLong stat_array_marlincache_touchedTile
= new StatLong("array.marlincache.touchedTile.int");
final StatLong stat_array_renderer_alphaline
= new StatLong("array.renderer.alphaline.int");
final StatLong stat_array_renderer_crossings
= new StatLong("array.renderer.crossings.int");
final StatLong stat_array_renderer_aux_crossings
= new StatLong("array.renderer.aux_crossings.int");
final StatLong stat_array_renderer_edgeBuckets
= new StatLong("array.renderer.edgeBuckets.int");
final StatLong stat_array_renderer_edgeBucketCounts
= new StatLong("array.renderer.edgeBucketCounts.int");
final StatLong stat_array_renderer_edgePtrs
= new StatLong("array.renderer.edgePtrs.int");
final StatLong stat_array_renderer_aux_edgePtrs
= new StatLong("array.renderer.aux_edgePtrs.int");
final StatLong stat_array_str_polystack_curves
= new StatLong("array.stroker.polystack.curves.d_float");
final StatLong stat_array_str_polystack_types
= new StatLong("array.stroker.polystack.curveTypes.d_byte");
final StatLong stat_array_cpd_polystack_curves
= new StatLong("array.closedPathDetector.polystack.curves.d_float");
final StatLong stat_array_cpd_polystack_types
= new StatLong("array.closedPathDetector.polystack.curveTypes.d_byte");
final StatLong stat_array_pcf_idxstack_indices
= new StatLong("array.pathClipFilter.stack.indices.d_int");
// histograms
final Histogram hist_rdr_edges_count
= new Histogram("renderer.edges.count");
final Histogram hist_rdr_crossings
= new Histogram("renderer.crossings");
final Histogram hist_rdr_crossings_ratio
= new Histogram("renderer.crossings.ratio");
final Histogram hist_rdr_crossings_adds
= new Histogram("renderer.crossings.adds");
final Histogram hist_rdr_crossings_msorts
= new Histogram("renderer.crossings.msorts");
final Histogram hist_rdr_crossings_msorts_adds
= new Histogram("renderer.crossings.msorts.adds");
final Histogram hist_str_polystack_curves
= new Histogram("stroker.polystack.curves");
final Histogram hist_tile_generator_alpha
= new Histogram("tile_generator.alpha");
final Histogram hist_tile_generator_encoding
= new Histogram("tile_generator.encoding");
final Histogram hist_tile_generator_encoding_dist
= new Histogram("tile_generator.encoding.dist");
final Histogram hist_tile_generator_encoding_ratio
= new Histogram("tile_generator.encoding.ratio");
final Histogram hist_tile_generator_encoding_runLen
= new Histogram("tile_generator.encoding.runLen");
final Histogram hist_cpd_polystack_curves
= new Histogram("closedPathDetector.polystack.curves");
final Histogram hist_pcf_idxstack_indices
= new Histogram("pathClipFilter.stack.indices");
// all stats
final StatLong[] statistics = new StatLong[]{
stat_cache_rowAA,
stat_cache_rowAAChunk,
stat_cache_tiles,
stat_rdr_addLine,
stat_rdr_addLine_skip,
stat_rdr_curveBreak,
stat_rdr_curveBreak_dec,
stat_rdr_curveBreak_inc,
stat_rdr_quadBreak,
stat_rdr_quadBreak_dec,
stat_rdr_edges,
stat_rdr_edges_count,
stat_rdr_edges_resizes,
stat_rdr_activeEdges,
stat_rdr_activeEdges_updates,
stat_rdr_activeEdges_adds,
stat_rdr_activeEdges_adds_high,
stat_rdr_crossings_updates,
stat_rdr_crossings_sorts,
stat_rdr_crossings_bsearch,
stat_rdr_crossings_msorts,
stat_str_polystack_types,
stat_str_polystack_curves,
stat_cpd_polystack_curves,
stat_cpd_polystack_types,
stat_pcf_idxstack_indices,
hist_rdr_edges_count,
hist_rdr_crossings,
hist_rdr_crossings_ratio,
hist_rdr_crossings_adds,
hist_rdr_crossings_msorts,
hist_rdr_crossings_msorts_adds,
hist_tile_generator_alpha,
hist_tile_generator_encoding,
hist_tile_generator_encoding_dist,
hist_tile_generator_encoding_ratio,
hist_tile_generator_encoding_runLen,
hist_str_polystack_curves,
hist_cpd_polystack_curves,
hist_pcf_idxstack_indices,
stat_array_dasher_dasher,
stat_array_dasher_firstSegmentsBuffer,
stat_array_marlincache_rowAAChunk,
stat_array_marlincache_touchedTile,
stat_array_renderer_alphaline,
stat_array_renderer_crossings,
stat_array_renderer_aux_crossings,
stat_array_renderer_edgeBuckets,
stat_array_renderer_edgeBucketCounts,
stat_array_renderer_edgePtrs,
stat_array_renderer_aux_edgePtrs,
stat_array_str_polystack_curves,
stat_array_str_polystack_types,
stat_array_cpd_polystack_curves,
stat_array_cpd_polystack_types,
stat_array_pcf_idxstack_indices
};
// monitors
final Monitor mon_pre_getAATileGenerator
= new Monitor("MarlinRenderingEngine.getAATileGenerator()");
final Monitor mon_rdr_addLine
= new Monitor("Renderer.addLine()");
final Monitor mon_rdr_endRendering
= new Monitor("Renderer.endRendering()");
final Monitor mon_rdr_endRendering_Y
= new Monitor("Renderer._endRendering(Y)");
final Monitor mon_rdr_copyAARow
= new Monitor("Renderer.copyAARow()");
final Monitor mon_pipe_renderTiles
= new Monitor("AAShapePipe.renderTiles()");
final Monitor mon_ptg_getAlpha
= new Monitor("MarlinTileGenerator.getAlpha()");
final Monitor mon_debug
= new Monitor("DEBUG()");
// all monitors
final Monitor[] monitors = new Monitor[]{
mon_pre_getAATileGenerator,
mon_rdr_addLine,
mon_rdr_endRendering,
mon_rdr_endRendering_Y,
mon_rdr_copyAARow,
mon_pipe_renderTiles,
mon_ptg_getAlpha,
mon_debug
};
// offheap stats
long totalOffHeapInitial = 0L;
// live accumulator
long totalOffHeap = 0L;
long totalOffHeapMax = 0L;
// cache stats
CacheStats[] cacheStats = null;
private RendererStats(final String name) {
this.name = name;
}
void dump() {
logInfo("RendererContext: " + name);
if (DO_MONITORS) {
for (Monitor monitor : monitors) {
if (monitor.count != 0) {
logInfo(monitor.toString());
}
}
// As getAATileGenerator percents:
final long total = mon_pre_getAATileGenerator.sum;
if (total != 0L) {
for (Monitor monitor : monitors) {
logInfo(monitor.name + " : "
+ ((100d * monitor.sum) / total) + " %");
}
}
if (DO_FLUSH_MONITORS) {
for (Monitor m : monitors) {
m.reset();
}
}
}
if (DO_STATS) {
for (StatLong stat : statistics) {
if (stat.count != 0) {
logInfo(stat.toString());
if (DO_FLUSH_STATS) {
stat.reset();
}
}
}
logInfo("OffHeap footprint: initial: " + totalOffHeapInitial
+ " bytes - max: " + totalOffHeapMax + " bytes");
if (DO_FLUSH_STATS) {
totalOffHeapMax = 0L;
}
logInfo("Array caches for RendererContext: " + name);
long totalInitialBytes = totalOffHeapInitial;
long totalCacheBytes = 0L;
if (cacheStats != null) {
for (CacheStats stat : cacheStats) {
totalCacheBytes += stat.dumpStats();
totalInitialBytes += stat.getTotalInitialBytes();
if (DO_FLUSH_STATS) {
stat.reset();
}
}
}
logInfo("Heap footprint: initial: " + totalInitialBytes
+ " bytes - cache: " + totalCacheBytes + " bytes");
}
}
static final class RendererStatsHolder {
// singleton
private static volatile RendererStatsHolder SINGLETON = null;
static synchronized RendererStatsHolder getInstance() {
if (SINGLETON == null) {
SINGLETON = new RendererStatsHolder();
}
return SINGLETON;
}
static void dumpStats() {
if (SINGLETON != null) {
SINGLETON.dump();
}
}
/* RendererStats collection as hard references
(only used for debugging purposes) */
private final ConcurrentLinkedQueue allStats
= new ConcurrentLinkedQueue();
@SuppressWarnings("removal")
private RendererStatsHolder() {
AccessController.doPrivileged(
(PrivilegedAction) () -> {
final Thread hook = new Thread(
MarlinUtils.getRootThreadGroup(),
new Runnable() {
@Override
public void run() {
dump();
}
},
"MarlinStatsHook"
);
hook.setContextClassLoader(null);
Runtime.getRuntime().addShutdownHook(hook);
if (USE_DUMP_THREAD) {
final Timer statTimer = new Timer("RendererStats");
statTimer.scheduleAtFixedRate(new TimerTask() {
@Override
public void run() {
dump();
}
}, DUMP_INTERVAL, DUMP_INTERVAL);
}
return null;
}
);
}
void add(final Object parent, final RendererStats stats) {
allStats.add(stats);
// Register a cleaning function to ensure removing dead entries:
MarlinUtils.getCleaner().register(parent, () -> remove(stats));
}
void remove(final RendererStats stats) {
stats.dump(); // dump anyway
allStats.remove(stats);
}
void dump() {
for (RendererStats stats : allStats) {
stats.dump();
}
}
}
}
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