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/*
* Copyright (c) 2010, 2024, 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
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.sun.prism.impl;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.List;
import java.util.Properties;
import java.util.StringTokenizer;
import com.sun.javafx.PlatformUtil;
import com.sun.javafx.util.Utils;
/**
* Contains the runtime arguments used by Prism.
*/
public final class PrismSettings {
public static final boolean verbose;
public static final boolean debug;
public static final boolean trace;
public static final boolean printAllocs;
public static final boolean isVsyncEnabled;
public static final boolean dirtyOptsEnabled;
public static final boolean occlusionCullingEnabled;
public static final boolean scrollCacheOpt;
public static final boolean threadCheck;
public static final boolean cacheSimpleShapes;
public static final boolean cacheComplexShapes;
public static final boolean useNewImageLoader;
public static final List tryOrder;
public static final int prismStatFrequency;
public static final RasterizerType rasterizerSpec;
public static final String refType;
public static final boolean forceRepaint;
public static final boolean noFallback;
public static final boolean showDirtyRegions;
public static final boolean showOverdraw;
public static final boolean printRenderGraph;
public static final int minRTTSize;
public static final int dirtyRegionCount;
public static final boolean disableBadDriverWarning;
public static final boolean forceGPU;
public static final int maxTextureSize;
public static final int primTextureSize;
public static final boolean disableRegionCaching;
public static final boolean forcePow2;
public static final boolean noClampToZero;
public static final boolean allowHiDPIScaling;
public static final long maxVram;
public static final long targetVram;
public static final boolean poolStats;
public static final boolean poolDebug;
public static final boolean disableEffects;
public static final int glyphCacheWidth;
public static final int glyphCacheHeight;
public static final String perfLog;
public static final boolean perfLogExitFlush;
public static final boolean perfLogFirstPaintFlush;
public static final boolean perfLogFirstPaintExit;
public static final boolean superShader;
public static final boolean forceUploadingPainter;
public static final boolean forceAlphaTestShader;
public static final boolean forceNonAntialiasedShape;
public static enum RasterizerType {
DoubleMarlin("Double Precision Marlin Rasterizer");
private String publicName;
private RasterizerType(String publicname) {
this.publicName = publicname;
}
@Override
public String toString() {
return publicName;
}
}
private PrismSettings() {
}
private static void printBooleanOption(boolean opt, String trueStr) {
if (opt) {
System.out.println(trueStr);
} else {
System.out.print("Not ");
System.out.print(Character.toLowerCase(trueStr.charAt(0)));
System.out.println(trueStr.substring(1));
}
}
static {
@SuppressWarnings("removal")
final Properties systemProperties =
(Properties) AccessController.doPrivileged(
(PrivilegedAction) () -> System.getProperties());
/* Vsync */
isVsyncEnabled = getBoolean(systemProperties, "prism.vsync", true)
&& !getBoolean(systemProperties,
"javafx.animation.fullspeed",
false);
/* Dirty region optimizations */
dirtyOptsEnabled = getBoolean(systemProperties, "prism.dirtyopts",
true);
occlusionCullingEnabled =
dirtyOptsEnabled && getBoolean(systemProperties,
"prism.occlusion.culling",
true);
// The maximum number of dirty regions to use. The absolute max that we can
// support at present is 15.
dirtyRegionCount = Utils.clamp(0, getInt(systemProperties, "prism.dirtyregioncount", 6, null), 15);
// Scrolling cache optimization
// Disabled as a workaround for RT-39755.
scrollCacheOpt = getBoolean(systemProperties, "prism.scrollcacheopt", false);
/* Dirty region optimizations */
threadCheck = getBoolean(systemProperties, "prism.threadcheck", false);
/* Draws overlay rectangles showing where the dirty regions were */
showDirtyRegions = getBoolean(systemProperties, "prism.showdirty", false);
/*
* Draws overlay rectangles showing not only the dirty regions, but how many times
* each area within that dirty region was drawn (covered by bounds of a drawn object).
*/
showOverdraw = getBoolean(systemProperties, "prism.showoverdraw", false);
/* Prints out the render graph, annotated with dirty opts information */
printRenderGraph = getBoolean(systemProperties, "prism.printrendergraph", false);
/* Force scene repaint on every frame */
forceRepaint = getBoolean(systemProperties, "prism.forcerepaint", false);
/* disable fallback to another toolkit if prism couldn't be init-ed */
noFallback = getBoolean(systemProperties, "prism.noFallback", false);
/* Shape caching optimizations */
String cache = systemProperties.getProperty("prism.cacheshapes",
"complex");
if ("all".equals(cache) || "true".equals(cache)) {
cacheSimpleShapes = true;
cacheComplexShapes = true;
} else if ("complex".equals(cache)) {
cacheSimpleShapes = false;
cacheComplexShapes = true;
} else {
cacheSimpleShapes = false;
cacheComplexShapes = false;
}
/* New javafx-iio image loader */
useNewImageLoader = getBoolean(systemProperties, "prism.newiio", true);
/* Verbose output*/
verbose = getBoolean(systemProperties, "prism.verbose", false);
/* Prism statistics print frequency, <=0 means "do not print" */
prismStatFrequency =
getInt(systemProperties, "prism.printStats",
0, 1, "Try -Dprism.printStats=");
/* Debug output*/
debug = getBoolean(systemProperties, "prism.debug", false);
/* Trace output*/
trace = getBoolean(systemProperties, "prism.trace", false);
/* Print texture allocation data */
printAllocs = getBoolean(systemProperties, "prism.printallocs", false);
/* Disable bad driver check warning */
disableBadDriverWarning = getBoolean(systemProperties,
"prism.disableBadDriverWarning",
false);
/* Force GPU, if GPU is PS 3 capable, disable GPU qualification check. */
forceGPU = getBoolean(systemProperties, "prism.forceGPU", false);
String order = systemProperties.getProperty("prism.order");
String[] tryOrderArr;
if (order != null) {
tryOrderArr = split(order, ",");
} else {
if (PlatformUtil.isWindows()) {
tryOrderArr = new String[] { "d3d", "sw" };
} else if (PlatformUtil.isMac()) {
tryOrderArr = new String[] { "es2", "sw" };
} else if (PlatformUtil.isIOS()) {
tryOrderArr = new String[] { "es2" };
} else if (PlatformUtil.isAndroid()) {
tryOrderArr = new String[] { "es2" };
} else if (PlatformUtil.isLinux()) {
tryOrderArr = new String[] { "es2", "sw" };
} else {
tryOrderArr = new String[] { "sw" };
}
}
tryOrder = List.of(tryOrderArr);
RasterizerType rSpec = null;
String rOrder = systemProperties.getProperty("prism.rasterizerorder");
if (rOrder != null) {
for (String s : split(rOrder.toLowerCase(), ",")) {
switch (s) {
case "marlin":
case "doublemarlin":
rSpec = RasterizerType.DoubleMarlin;
break;
default:
continue;
}
break;
}
}
if (rSpec == null) {
rSpec = RasterizerType.DoubleMarlin;
}
rasterizerSpec = rSpec;
String primtex = systemProperties.getProperty("prism.primtextures");
if (primtex == null) {
primTextureSize = PlatformUtil.isEmbedded() ? -1 : 0;
} else if (primtex.equals("true")) {
primTextureSize = -1;
} else if (primtex.equals("false")) {
primTextureSize = 0;
} else {
primTextureSize =
parseInt(primtex, 0,
"Try -Dprism.primtextures=[true|false|]");
}
/* Setting for reference type used by Disposer */
refType = systemProperties.getProperty("prism.reftype");
forcePow2 = getBoolean(systemProperties, "prism.forcepowerof2", false);
noClampToZero = getBoolean(systemProperties, "prism.noclamptozero", false);
allowHiDPIScaling = getBoolean(systemProperties, "prism.allowhidpi", true);
maxVram = getLong(systemProperties, "prism.maxvram", 512 * 1024 * 1024,
"Try -Dprism.maxvram=[kKmMgG]");
targetVram = getLong(systemProperties, "prism.targetvram", maxVram / 8, maxVram,
"Try -Dprism.targetvram=[kKmMgG]|%");
poolStats = getBoolean(systemProperties, "prism.poolstats", false);
poolDebug = getBoolean(systemProperties, "prism.pooldebug", false);
if (verbose) {
System.out.print("Prism pipeline init order: ");
for (String s : tryOrder) {
System.out.print(s+" ");
}
System.out.println("");
if (rOrder != null) {
System.out.println("Requested rasterizer preference order: "+rOrder);
}
System.out.println("Using "+rSpec);
printBooleanOption(dirtyOptsEnabled, "Using dirty region optimizations");
if (primTextureSize == 0) {
System.out.println("Not using texture mask for primitives");
} else if (primTextureSize < 0) {
System.out.println("Using system sized mask for primitives");
} else {
System.out.println("Using "+primTextureSize+" sized mask for primitives");
}
printBooleanOption(forcePow2, "Forcing power of 2 sizes for textures");
printBooleanOption(!noClampToZero, "Using hardware CLAMP_TO_ZERO mode");
printBooleanOption(allowHiDPIScaling, "Opting in for HiDPI pixel scaling");
}
/*
* Setting for maximum texture size. Default is 4096.
* This will clamp the limit reported by the card to the specified
* value. A value of <= 0 will disable this clamping, causing the
* limit reported by the card to be used without modification.
*
* See RT-21998. This is a workaround for the fact that we don't
* yet handle the case where a texture allocation fails during
* rendering of a very large tiled image.
*/
int size = getInt(systemProperties, "prism.maxTextureSize",
4096, "Try -Dprism.maxTextureSize=");
if (size <= 0) {
size = Integer.MAX_VALUE;
}
maxTextureSize = size;
/*
* Check minimum RTT size
* This is needed for some embedded platforms to avoid rendering artifacts
* when rendering into small RTT.
*/
minRTTSize = getInt(systemProperties, "prism.minrttsize",
PlatformUtil.isEmbedded() ? 16 : 0, "Try -Dprism.minrttsize=");
disableRegionCaching = getBoolean(systemProperties,
"prism.disableRegionCaching",
false);
disableEffects = getBoolean(systemProperties, "prism.disableEffects", false);
glyphCacheWidth = getInt(systemProperties, "prism.glyphCacheWidth", 1024,
"Try -Dprism.glyphCacheWidth=");
glyphCacheHeight = getInt(systemProperties, "prism.glyphCacheHeight", 1024,
"Try -Dprism.glyphCacheHeight=");
/*
* Performance Logger flags
* Enable the performance logger, print on exit, print on first paint etc.
*/
perfLog = systemProperties.getProperty("sun.perflog");
perfLogExitFlush = getBoolean(systemProperties, "sun.perflog.fx.exitflush", false, true);
perfLogFirstPaintFlush = getBoolean(systemProperties, "sun.perflog.fx.firstpaintflush", false, true);
perfLogFirstPaintExit = getBoolean(systemProperties, "sun.perflog.fx.firstpaintexit", false, true);
superShader = getBoolean(systemProperties, "prism.supershader", true);
// Force uploading painter (e.g., to avoid Linux live-resize jittering)
forceUploadingPainter = getBoolean(systemProperties, "prism.forceUploadingPainter", false);
// Force the use of fragment shader that does alpha testing (i.e. discard if alpha == 0.0)
forceAlphaTestShader = getBoolean(systemProperties, "prism.forceAlphaTestShader", false);
// Force non anti-aliasing (not smooth) shape rendering
forceNonAntialiasedShape = getBoolean(systemProperties, "prism.forceNonAntialiasedShape", false);
}
private static int parseInt(String s, int dflt, int trueDflt,
String errMsg) {
return "true".equalsIgnoreCase(s)
? trueDflt
: parseInt(s, dflt, errMsg);
}
private static int parseInt(String s, int dflt, String errMsg) {
if (s != null) {
try {
return Integer.parseInt(s);
} catch (Exception e) {
if (errMsg != null) {
System.err.println(errMsg);
}
}
}
return dflt;
}
private static long parseLong(String s, long dflt, long rel, String errMsg) {
if (s != null && s.length() > 0) {
long mult = 1;
if (s.endsWith("%")) {
if (rel > 0) {
try {
s = s.substring(0, s.length() - 1);
double percent = Double.parseDouble(s);
if (percent >= 0 && percent <= 100) {
return Math.round(rel * percent / 100.0);
}
} catch (Exception e) {
}
}
if (errMsg != null) {
System.err.println(errMsg);
}
return dflt;
}
if (s.endsWith("k") || s.endsWith("K")) {
mult = 1024L;
} else if (s.endsWith("m") || s.endsWith("M")) {
mult = 1024L * 1024L;
} else if (s.endsWith("g") || s.endsWith("G")) {
mult = 1024L * 1024L * 1024L;
}
if (mult > 1) {
s = s.substring(0, s.length() - 1);
}
try {
return Long.parseLong(s) * mult;
} catch (Exception e) {
if (errMsg != null) {
System.err.println(errMsg);
}
}
}
return dflt;
}
/* A simple version of String.split(), since that isn't available on CDC */
private static String[] split(String str, String delim) {
StringTokenizer st = new StringTokenizer(str, delim);
String[] ret = new String[st.countTokens()];
int i = 0;
while (st.hasMoreTokens()) {
ret[i++] = st.nextToken();
}
return ret;
}
private static boolean getBoolean(Properties properties,
String key,
boolean dflt) {
final String strval = properties.getProperty(key);
return (strval != null) ? Boolean.parseBoolean(strval) : dflt;
}
private static boolean getBoolean(Properties properties,
String key,
boolean dflt,
boolean dfltIfDefined) {
final String strval = properties.getProperty(key);
if (strval != null && strval.length() == 0) return dfltIfDefined;
return (strval != null) ? Boolean.parseBoolean(strval) : dflt;
}
private static int getInt(Properties properties,
String key,
int dflt,
int trueDflt,
String errMsg) {
return parseInt(properties.getProperty(key),
dflt,
trueDflt,
errMsg);
}
private static int getInt(Properties properties,
String key,
int dflt,
String errMsg) {
return parseInt(properties.getProperty(key),
dflt,
errMsg);
}
private static long getLong(Properties properties,
String key,
long dflt,
String errMsg)
{
return parseLong(properties.getProperty(key),
dflt, 0,
errMsg);
}
private static long getLong(Properties properties,
String key,
long dflt, long rel,
String errMsg)
{
return parseLong(properties.getProperty(key),
dflt, rel,
errMsg);
}
}
