import java.util.*;
import java.util.zip.*;
import java.util.List;
import java.util.regex.*;
import java.util.concurrent.*;
import java.util.concurrent.atomic.*;
import java.util.concurrent.locks.*;
import java.util.function.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.text.*;
import javax.swing.table.*;
import java.io.*;
import java.net.*;
import java.lang.reflect.*;
import java.lang.ref.*;
import java.lang.management.*;
import java.security.*;
import java.security.spec.*;
import java.awt.*;
import java.awt.event.*;
import java.awt.image.*;
import java.awt.geom.*;
import javax.imageio.*;
import java.math.*;
import static x30_pkg.x30_util.DynamicObject;
import java.awt.geom.*;
import java.text.NumberFormat;
class main {
static void test_scaledBufferedImageFromIntegralImage_withMeta_height() {
for (int size = 1; size <= 10; size++)
for (int _repeat_0 = 0; _repeat_0 < 5; _repeat_0++) {
var img = randomImage(size);
assertImagesIdentical(img, scaledBufferedImageFromIntegralImage_withMeta_height(img.getHeight(), img));
}
}
static BufferedImage randomImage(int w) { return randomImage(w, w); }
static BufferedImage randomImage(int w, int h) {
return imageFromFunction(w, h, (x, y) -> random(0x1000000) | fullAlphaMask());
}
// for unknown reasons, this fails for comparing color with grayscale
static void assertImagesIdentical(MakesBufferedImage a, MakesBufferedImage b) { assertImagesIdentical(a, toBufferedImage(b)); }
static void assertImagesIdentical(MakesBufferedImage a, BufferedImage b) { assertImagesIdentical(toBufferedImage(a), b); }
static void assertImagesIdentical(BufferedImage a, MakesBufferedImage b) { assertImagesIdentical(a, toBufferedImage(b)); }
static void assertImagesIdentical(BufferedImage a, BufferedImage b) {
var pix = firstDifferingPixel(a, b);
if (pix != null)
throw fail("Pixel at " + pix.x + "/" + pix.y + ": " + intToHex(getPixel(a, pix)) + " vs " + intToHex(getPixel(b, pix)));
}
static BufferedImage scaledBufferedImageFromIntegralImage_withMeta(int w, IIntegralImage img) {
return scaledBufferedImageFromIntegralImage_withMeta(img, w);
}
static BufferedImage scaledBufferedImageFromIntegralImage_withMeta_height(int h, BufferedImage img) {
return scaledBufferedImageFromIntegralImage_withMeta_height(h, integralImage(img));
}
static BufferedImage scaledBufferedImageFromIntegralImage_withMeta_height(int h, IIntegralImage img) {
return scaledBufferedImageFromIntegralImage_withMeta(img, widthForHeight(img, h), h);
}
static BufferedImage scaledBufferedImageFromIntegralImage_withMeta(IIntegralImage img, int w) { return scaledBufferedImageFromIntegralImage_withMeta(img, w, heightForWidth(img, w)); }
static BufferedImage scaledBufferedImageFromIntegralImage_withMeta(IIntegralImage img, int w, int h) {
ScaledBufferedImageFromIntegralImage x = new ScaledBufferedImageFromIntegralImage(img, w, h);
x.run();
return setMetaSrc(x.result, x);
}
static BufferedImage imageFromFunction(int w, IF2_Int f) { return imageFromFunction(w, w, f); }
static BufferedImage imageFromFunction(int w, int h, IF2_Int f) {
int[] pixels = new int[w*h];
int i = 0;
for (int y = 0; y < h; y++)
for (int x = 0; x < w; x++)
pixels[i++] = f.get(x, y);
return intArrayToBufferedImage(pixels, w, h);
}
static int random(int n) { return random(n, defaultRandomGenerator()); }
static int random(int n, Random r) {
return random(r, n);
}
static int random(Random r, int n) {
return n <= 0 ? 0 : getRandomizer(r).nextInt(n);
}
static double random(double max) {
return random()*max;
}
static double random() {
return defaultRandomGenerator().nextInt(100001)/100000.0;
}
static double random(double min, double max) {
return min+random()*(max-min);
}
// min <= value < max
static int random(int min, int max) {
return min+random(max-min);
}
static int random(int min, int max, Random r) {
return random(r, min, max);
}
static int random(Random r, int min, int max) {
return min+random(r, max-min);
}
static A random(List l) {
return oneOf(l);
}
static A random(Collection c) {
if (c instanceof List) return random((List) c);
int i = random(l(c));
return collectionGet(c, i);
}
static int random(IntRange r) {
return random(r.start, r.end);
}
static Pair random(Map map) {
return entryToPair(random(entries(map)));
}
static int fullAlphaMask() {
return 0xFF000000;
}
static BufferedImage toBufferedImage(Object o) {
return toBufferedImageOpt(o);
}
static Pt firstDifferingPixel(MakesBufferedImage img1, MakesBufferedImage img2) { return firstDifferingPixel(img1, toBufferedImage(img2)); }
static Pt firstDifferingPixel(MakesBufferedImage img1, BufferedImage img2) { return firstDifferingPixel(toBufferedImage(img1), img2); }
static Pt firstDifferingPixel(BufferedImage img1, MakesBufferedImage img2) { return firstDifferingPixel(img1, toBufferedImage(img2)); }
static Pt firstDifferingPixel(BufferedImage img1, BufferedImage img2) {
assertSameSize(img1, img2);
int w = img1.getWidth(), h = img1.getHeight();
for (int y = 0; y < h; y++)
for (int x = 0; x < w; x++)
if (getPixel(img1, x, y) != getPixel(img2, x, y))
return pt(x, y);
return null;
}
static RuntimeException fail() { throw new RuntimeException("fail"); }
static RuntimeException fail(Throwable e) { throw asRuntimeException(e); }
static RuntimeException fail(Object msg) { throw new RuntimeException(String.valueOf(msg)); }
static RuntimeException fail(Object... objects) { throw new Fail(objects); }
static RuntimeException fail(String msg) { throw new RuntimeException(msg == null ? "" : msg); }
static RuntimeException fail(String msg, Throwable innerException) { throw new RuntimeException(msg, innerException); }
static String intToHex(int i) {
return bytesToHex(intToBytes(i));
}
static int getPixel(BufferedImage img, int x, int y) {
return img.getRGB(x, y);
}
static int getPixel(BufferedImage img, Pt p) {
return img.getRGB(p.x, p.y);
}
static IntegralImage integralImage(BufferedImage img) {
return img == null ? null : new IntegralImage(img);
}
// binary legacy signature
static int widthForHeight(int w, int h, int newHeight) {
return iround(newHeight*doubleRatio(w, h));
}
static int widthForHeight(double w, double h, int newHeight) {
return iround(newHeight*doubleRatio(w, h));
}
static int widthForHeight(WidthAndHeight img, int newHeight) {
return widthForHeight(img.getWidth(), img.getHeight(), newHeight);
}
static int heightForWidth(int w, int h, int newWidth) {
return iround(newWidth*doubleRatio(h, w));
}
static int heightForWidth(BufferedImage img, int newWidth) {
return heightForWidth(img.getWidth(), img.getHeight(), newWidth);
}
static int heightForWidth(int newWidth, BufferedImage img) {
return heightForWidth(img, newWidth);
}
static int heightForWidth(WidthAndHeight img, int newWidth) {
return heightForWidth(img.getWidth(), img.getHeight(), newWidth);
}
static A setMetaSrc(A a, Object src) {
setMetaAndVerify(a, "src", src);
return a;
}
static A setMetaSrc(A a, Object src) {
setMetaAndVerify(a, "src", src);
return a;
}
// from: https://stackoverflow.com/questions/14416107/int-array-to-bufferedimage
// pixels are RGB pixels
static BufferedImage intArrayToBufferedImage(int[] pixels, int w, int h) {
int[] bitMasks = new int[]{0xFF0000, 0xFF00, 0xFF, 0xFF000000};
SinglePixelPackedSampleModel sm = new SinglePixelPackedSampleModel(DataBuffer.TYPE_INT, w, h, bitMasks);
DataBufferInt db = new DataBufferInt(pixels, pixels.length);
WritableRaster wr = Raster.createWritableRaster(sm, db, new Point());
return new BufferedImageWithMeta(ColorModel.getRGBdefault(), wr, false, null);
}
static Random defaultRandomGenerator() {
{ Random r = customRandomizerForThisThread(); if (r != null) return r; }
return ThreadLocalRandom.current();
}
static Random getRandomizer(Random r) {
return r != null ? r : defaultRandomGenerator();
}
static A oneOf(List l) {
if (empty(l)) return null;
int n = l.size();
return n == 1 ? first(l) : l.get(defaultRandomizer().nextInt(n));
}
static char oneOf(String s) {
return empty(s) ? '?' : s.charAt(random(l(s)));
}
static String oneOf(String... l) {
return oneOf(asList(l));
}
static int l(Object[] a) { return a == null ? 0 : a.length; }
static int l(boolean[] a) { return a == null ? 0 : a.length; }
static int l(byte[] a) { return a == null ? 0 : a.length; }
static int l(short[] a) { return a == null ? 0 : a.length; }
static int l(long[] a) { return a == null ? 0 : a.length; }
static int l(int[] a) { return a == null ? 0 : a.length; }
static int l(float[] a) { return a == null ? 0 : a.length; }
static int l(double[] a) { return a == null ? 0 : a.length; }
static int l(char[] a) { return a == null ? 0 : a.length; }
static int l(Collection c) { return c == null ? 0 : c.size(); }
static int l(Iterator i) { return iteratorCount_int_close(i); } // consumes the iterator && closes it if possible
static int l(Map m) { return m == null ? 0 : m.size(); }
static int l(CharSequence s) { return s == null ? 0 : s.length(); }
static long l(File f) { return f == null ? 0 : f.length(); }
static int l(IMultiMap mm) { return mm == null ? 0 : mm.size(); }
static int l(IntRange r) { return r == null ? 0 : r.length(); }
static double l(DoubleRange r) { return r == null ? 0 : r.length(); }
static A collectionGet(Collection c, int idx) {
if (c == null || idx < 0 || idx >= l(c)) return null;
if (c instanceof List) return listGet((List) c, idx);
Iterator it = c.iterator();
for (int i = 0; i < idx; i++) if (it.hasNext()) it.next(); else return null;
return it.hasNext() ? it.next() : null;
}
static Pair entryToPair(Map.Entry e) {
return mapEntryToPair(e);
}
static Set> entries(Map map) {
return _entrySet(map);
}
static BufferedImage toBufferedImageOpt(Object o) {
if (o instanceof BufferedImage) return ((BufferedImage) o);
if (o instanceof Image) return copyImage((Image) o);
if (o instanceof MakesBufferedImage)
return ((MakesBufferedImage) o).getBufferedImage();
if (o instanceof File)
if (isImageFile((File) o))
return loadBufferedImageFile((File) o);
String c = getClassName(o);
// Keep this because it also works on imported objects
if (eqOneOf(c, "main$BWImage", "main$RGBImage"))
return (BufferedImage) call(o, "getBufferedImage");
if (eq(c, "main$PNGFile"))
return (BufferedImage) call(o, "getImage");
return null;
}
static void assertSameSize(BufferedImage a, BufferedImage b) {
assertEquals(
pair(a.getWidth(), a.getHeight()),
pair(b.getWidth(), b.getHeight()));
}
static void assertSameSize(WidthAndHeight a, WidthAndHeight b) {
assertEquals(
pair(a.getWidth(), a.getHeight()),
pair(b.getWidth(), b.getHeight()));
}
static Pt pt(int x, int y) {
return new Pt(x, y);
}
static Pt pt(int x) {
return new Pt(x, x);
}
static RuntimeException asRuntimeException(Throwable t) {
if (t instanceof Error)
_handleError((Error) t);
return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t);
}
public static String bytesToHex(byte[] bytes) {
return bytesToHex(bytes, 0, bytes.length);
}
public static String bytesToHex(byte[] bytes, int ofs, int len) {
StringBuilder stringBuilder = new StringBuilder(len*2);
for (int i = 0; i < len; i++) {
String s = "0" + Integer.toHexString(bytes[ofs+i]);
stringBuilder.append(s.substring(s.length()-2, s.length()));
}
return stringBuilder.toString();
}
static byte[] intToBytes(int i) {
return new byte[] {
(byte) (i >>> 24),
(byte) (i >>> 16),
(byte) (i >>> 8),
(byte) i};
}
static int iround(double d) {
return (int) Math.round(d);
}
static int iround(Number n) {
return iround(toDouble(n));
}
static double doubleRatio(double x, double y) {
return y == 0 ? 0 : x/y;
}
static void setMetaAndVerify(Object o, Object key, Object value) {
setMeta(o, key, value);
assertSame(() -> "setMeta failed (class: " + className(o) + ", key: " + key + ")",
value, metaGet(o, key));
}
static void setMetaAndVerify(IMeta o, Object key, Object value) {
setMeta(o, key, value);
assertSame(() -> "setMeta failed (class: " + className(o) + ", key: " + key + ")",
value, metaGet(o, key));
}
static Random customRandomizerForThisThread() {
return customRandomizerForThisThread_tl().get();
}
static boolean empty(Collection c) { return c == null || c.isEmpty(); }
static boolean empty(Iterable c) { return c == null || !c.iterator().hasNext(); }
static boolean empty(CharSequence s) { return s == null || s.length() == 0; }
static boolean empty(Map map) { return map == null || map.isEmpty(); }
static boolean empty(Object[] o) { return o == null || o.length == 0; }
static boolean empty(BitSet bs) { return bs == null || bs.isEmpty(); }
static boolean empty(Object o) {
if (o instanceof Collection) return empty((Collection) o);
if (o instanceof String) return empty((String) o);
if (o instanceof Map) return empty((Map) o);
if (o instanceof Object[]) return empty((Object[]) o);
if (o instanceof byte[]) return empty((byte[]) o);
if (o == null) return true;
throw fail("unknown type for 'empty': " + getType(o));
}
static boolean empty(Iterator i) { return i == null || !i.hasNext(); }
static boolean empty(double[] a) { return a == null || a.length == 0; }
static boolean empty(float[] a) { return a == null || a.length == 0; }
static boolean empty(int[] a) { return a == null || a.length == 0; }
static boolean empty(long[] a) { return a == null || a.length == 0; }
static boolean empty(byte[] a) { return a == null || a.length == 0; }
static boolean empty(short[] a) { return a == null || a.length == 0; }
static boolean empty(IMultiMap mm) { return mm == null || mm.size() == 0; }
static boolean empty(File f) { return getFileSize(f) == 0; }
static boolean empty(IntRange r) { return r == null || r.empty(); }
static boolean empty(DoubleRange r) { return r == null || r.isEmpty(); }
static boolean empty(Rect r) { return !(r != null && r.w != 0 && r.h != 0); }
static Object first(Object list) {
return first((Iterable) list);
}
static A first(List list) {
return empty(list) ? null : list.get(0);
}
static A first(A[] bla) {
return bla == null || bla.length == 0 ? null : bla[0];
}
static Pair first(Map map) {
return mapEntryToPair(first(entrySet(map)));
}
static Pair first(MultiMap mm) {
if (mm == null) return null;
var e = first(mm.data.entrySet());
if (e == null) return null;
return pair(e.getKey(), first(e.getValue()));
}
static A first(IterableIterator i) {
return first((Iterator) i);
}
static A first(Iterator i) {
return i == null || !i.hasNext() ? null : i.next();
}
static A first(Iterable i) {
if (i == null) return null;
Iterator it = i.iterator();
return it.hasNext() ? it.next() : null;
}
static Character first(String s) { return empty(s) ? null : s.charAt(0); }
static Character first(CharSequence s) { return empty(s) ? null : s.charAt(0); }
static A first(Pair p) {
return p == null ? null : p.a;
}
static A first(T3 t) {
return t == null ? null : t.a;
}
static Byte first(byte[] l) {
return empty(l) ? null : l[0];
}
static A first(A[] l, IF1 pred) {
return firstThat(l, pred);
}
static A first(Iterable l, IF1 pred) {
return firstThat(l, pred);
}
static A first(IF1 pred, Iterable l) {
return firstThat(pred, l);
}
static Random defaultRandomizer() {
return defaultRandomGenerator();
}
// unclear semantics as to whether return null on null
static ArrayList asList(A[] a) {
return a == null ? new ArrayList() : new ArrayList(Arrays.asList(a));
}
static ArrayList asList(int[] a) {
if (a == null) return null;
ArrayList l = emptyList(a.length);
for (int i : a) l.add(i);
return l;
}
static ArrayList asList(long[] a) {
if (a == null) return null;
ArrayList l = emptyList(a.length);
for (long i : a) l.add(i);
return l;
}
static ArrayList asList(float[] a) {
if (a == null) return null;
ArrayList l = emptyList(a.length);
for (float i : a) l.add(i);
return l;
}
static ArrayList asList(double[] a) {
if (a == null) return null;
ArrayList l = emptyList(a.length);
for (double i : a) l.add(i);
return l;
}
static ArrayList asList(short[] a) {
if (a == null) return null;
ArrayList l = emptyList(a.length);
for (short i : a) l.add(i);
return l;
}
static ArrayList asList(Iterator it) {
ArrayList l = new ArrayList();
if (it != null)
while (it.hasNext())
l.add(it.next());
return l;
}
// disambiguation
static ArrayList asList(IterableIterator s) {
return asList((Iterator) s);
}
static ArrayList asList(Iterable s) {
if (s instanceof ArrayList) return (ArrayList) s;
ArrayList l = new ArrayList();
if (s != null)
for (A a : s)
l.add(a);
return l;
}
static ArrayList asList(Enumeration e) {
ArrayList l = new ArrayList();
if (e != null)
while (e.hasMoreElements())
l.add(e.nextElement());
return l;
}
static List asList(Pair p) {
return p == null ? null : ll(p.a, p.b);
}
static int iteratorCount_int_close(Iterator i) { try {
int n = 0;
if (i != null) while (i.hasNext()) { i.next(); ++n; }
if (i instanceof AutoCloseable) ((AutoCloseable) i).close();
return n;
} catch (Exception __e) { throw rethrow(__e); } }
static A listGet(List l, int idx) {
return l != null && idx >= 0 && idx < l(l) ? l.get(idx) : null;
}
static Pair mapEntryToPair(Map.Entry e) {
return e == null ? null : pair(e.getKey(), e.getValue());
}
static Set> _entrySet(Map map) {
return map == null ? Collections.EMPTY_SET : map.entrySet();
}
// this copies to RGBA
static BufferedImage copyImage(Image img) {
if (img == null) return null;
if (img instanceof BufferedImage)
return copyImage((BufferedImage) img);
int w = img.getWidth(null), h = img.getHeight(null);
BufferedImage bi = newBufferedImage(w, h);
drawImage(bi, img);
return bi;
}
// this one stays in color model. inconsistent i guess
static BufferedImage copyImage(BufferedImage bi) {
if (bi == null) return null;
ColorModel cm = bi.getColorModel();
boolean isAlphaPremultiplied = cm.isAlphaPremultiplied();
WritableRaster raster = bi.copyData(bi.getRaster().createCompatibleWritableRaster());
return new BufferedImage(cm, raster, isAlphaPremultiplied, null);
}
static boolean isImageFile(File f) {
return isImageFileName(fileName(f)) && isFile(f);
}
static BufferedImage loadBufferedImageFile(File file) { try {
return isFile(file) ? ImageIO.read(file) : null;
} catch (Exception __e) { throw rethrow(__e); } }
static String getClassName(Object o) {
return o == null ? "null" : o instanceof Class ? ((Class) o).getName() : o.getClass().getName();
}
static boolean eqOneOf(Object o, Object... l) {
for (Object x : l) if (eq(o, x)) return true; return false;
}
static Object call(Object o) {
return callF(o);
}
// varargs assignment fixer for a single string array argument
static Object call(Object o, String method, String[] arg) {
return call(o, method, new Object[] {arg});
}
static Object call(Object o, String method, Object... args) {
//ret call_cached(o, method, args);
return call_withVarargs(o, method, args);
}
static boolean eq(Object a, Object b) {
return a == b || a != null && b != null && a.equals(b);
}
// a little kludge for stuff like eq(symbol, "$X")
static boolean eq(Symbol a, String b) {
return eq(str(a), b);
}
static A assertEquals(Object x, A y) {
return assertEquals("", x, y);
}
static A assertEquals(String msg, Object x, A y) {
if (assertVerbose()) return assertEqualsVerbose(msg, x, y);
if (!(x == null ? y == null : x.equals(y)))
throw fail((msg != null ? msg + ": " : "") + y + " != " + x);
return y;
}
static Pair pair(A a, B b) {
return new Pair(a, b);
}
static Pair pair(A a) {
return new Pair(a, a);
}
static void _handleError(Error e) {
//call(javax(), '_handleError, e);
}
static double toDouble(Object o) {
if (o instanceof Number)
return ((Number) o).doubleValue();
if (o instanceof BigInteger)
return ((BigInteger) o).doubleValue();
if (o instanceof String)
return parseDouble((String) o);
if (o == null) return 0.0;
throw fail(o);
}
static void setMeta(IMeta o, Object key, Object value) {
metaMapPut(o, key, value);
}
static void setMeta(Object o, Object key, Object value) {
metaMapPut(o, key, value);
}
static void assertSame(Object a, Object b) { assertSame("", a, b); }
static void assertSame(String msg, Object a, Object b) {
if (a != b)
throw fail(joinNemptiesWithColon(msg, a + " != " + b + " (" + identityHash(a) + "/" + identityHash(b) + ")"));
}
static void assertSame(IF0 msg, Object a, Object b) {
if (a != b)
throw fail(joinNemptiesWithColon(msg.get(), a + " != " + b + " (" + identityHash(a) + "/" + identityHash(b) + ")"));
}
static String className(Object o) {
return getClassName(o);
}
static Object metaGet(IMeta o, Object key) {
return metaMapGet(o, key);
}
static Object metaGet(Object o, Object key) {
return metaMapGet(o, key);
}
static Object metaGet(String key, IMeta o) {
return metaMapGet(o, key);
}
static Object metaGet(String key, Object o) {
return metaMapGet(o, key);
}
static ThreadLocal customRandomizerForThisThread_tl = new ThreadLocal();
static ThreadLocal customRandomizerForThisThread_tl() {
return customRandomizerForThisThread_tl;
}
static String getType(Object o) {
return getClassName(o);
}
static long getFileSize(String path) {
return path == null ? 0 : new File(path).length();
}
static long getFileSize(File f) {
return f == null ? 0 : f.length();
}
static Set> entrySet(Map map) {
return _entrySet(map);
}
static A firstThat(Iterable l, IF1 pred) {
for (A a : unnullForIteration(l))
if (pred.get(a))
return a;
return null;
}
static A firstThat(A[] l, IF1 pred) {
for (A a : unnullForIteration(l))
if (pred.get(a))
return a;
return null;
}
static A firstThat(IF1 pred, Iterable l) {
return firstThat(l, pred);
}
static A firstThat(IF1 pred, A[] l) {
return firstThat(l, pred);
}
static ArrayList emptyList() {
return new ArrayList();
//ret Collections.emptyList();
}
static ArrayList emptyList(int capacity) {
return new ArrayList(max(0, capacity));
}
// Try to match capacity
static ArrayList emptyList(Iterable l) {
return l instanceof Collection ? emptyList(((Collection) l).size()) : emptyList();
}
static ArrayList emptyList(Object[] l) {
return emptyList(l(l));
}
// get correct type at once
static ArrayList emptyList(Class c) {
return new ArrayList();
}
static List ll(A... a) {
ArrayList l = new ArrayList(a.length);
if (a != null) for (A x : a) l.add(x);
return l;
}
static RuntimeException rethrow(Throwable t) {
if (t instanceof Error)
_handleError((Error) t);
throw t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t);
}
static RuntimeException rethrow(String msg, Throwable t) {
throw new RuntimeException(msg, t);
}
// undefined color, seems to be all black in practice
// This is without alpha?
static BufferedImage newBufferedImage(int w, int h) {
return new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
}
static BufferedImage newBufferedImage(int w, int h, RGB rgb) {
return newBufferedImage(w, h, rgb.getColor());
}
static BufferedImage newBufferedImage(int w, int h, Color color) {
BufferedImage img = newBufferedImage(w, h);
Graphics2D g = img.createGraphics();
g.setColor(or(color, Color.white));
g.fillRect(0, 0, w, h);
return img;
}
static BufferedImage newBufferedImage(Pt p, Color color) {
return newBufferedImage(p.x, p.y, color);
}
// This one is with alpha...
static BufferedImage newBufferedImage(int w, int h, int[] pixels) {
return intArrayToBufferedImage(pixels, w, h);
}
// changes & returns canvas
static BufferedImage drawImage(BufferedImage canvas, Image img, Pt p) {
return drawImageOnImage(img, canvas, p.x, p.y);
}
static void drawImage(BufferedImage g, Image img) { drawImage(graphics(g), img); }
static void drawImage(Graphics2D g, Image img) {
drawImage(g, img, 0, 0);
}
static void drawImage(Graphics2D g, Image img, Pt p) {
drawImage(g, img, p.x, p.y);
}
static void drawImage(Graphics2D g, Image img, int x, int y) {
{ if (g != null) g.drawImage(img, x, y, null); }
}
static boolean isImageFileName(String s) {
return eqicOneOf(fileExtension(s), ".png", ".jpg", ".jpeg", ".gif");
}
static String fileName(File f) {
return f == null ? null : f.getName();
}
static boolean isFile(File f) {
return f != null && f.isFile();
}
static boolean isFile(String path) {
return isFile(newFile(path));
}
static Map> callF_cache = newDangerousWeakHashMap();
static A callF(F0 f) {
return f == null ? null : f.get();
}
static B callF(F1 f, A a) {
return f == null ? null : f.get(a);
}
static A callF(IF0 f) {
return f == null ? null : f.get();
}
static B callF(IF1 f, A a) {
return f == null ? null : f.get(a);
}
static B callF(A a, IF1 f) {
return f == null ? null : f.get(a);
}
static void callF(VF1 f, A a) {
if (f != null) f.get(a);
}
static void callF(A a, IVF1 f) {
if (f != null) f.get(a);
}
static void callF(IVF1 f, A a) {
if (f != null) f.get(a);
}
static Object callF(Runnable r) { { if (r != null) r.run(); } return null; }
static Object callF(Object f, Object... args) {
return safeCallF(f, args);
}
static Object safeCallF(Object f, Object... args) {
if (f instanceof Runnable) {
((Runnable) f).run();
return null;
}
if (f == null) return null;
Class c = f.getClass();
ArrayList methods;
synchronized(callF_cache) {
methods = callF_cache.get(c);
if (methods == null)
methods = callF_makeCache(c);
}
int n = l(methods);
if (n == 0) {
if (f instanceof String)
throw fail("Legacy call: " + f);
throw fail("No get method in " + getClassName(c));
}
if (n == 1) return invokeMethod(methods.get(0), f, args);
for (int i = 0; i < n; i++) {
Method m = methods.get(i);
if (call_checkArgs(m, args, false))
return invokeMethod(m, f, args);
}
throw fail("No matching get method in " + getClassName(c));
}
// used internally
static ArrayList callF_makeCache(Class c) {
ArrayList l = new ArrayList();
Class _c = c;
do {
for (Method m : _c.getDeclaredMethods())
if (m.getName().equals("get")) {
makeAccessible(m);
l.add(m);
}
if (!l.isEmpty()) break;
_c = _c.getSuperclass();
} while (_c != null);
callF_cache.put(c, l);
return l;
}
static Object call_withVarargs(Object o, String methodName, Object... args) { try {
if (o == null) return null;
if (o instanceof Class) {
Class c = (Class) o;
_MethodCache cache = callOpt_getCache(c);
Method me = cache.findStaticMethod(methodName, args);
if (me != null)
return invokeMethod(me, null, args);
// try varargs
List methods = cache.cache.get(methodName);
if (methods != null) methodSearch: for (Method m : methods) {
{ if (!(m.isVarArgs())) continue; }
{ if (!(isStaticMethod(m))) continue; }
Object[] newArgs = massageArgsForVarArgsCall(m, args);
if (newArgs != null)
return invokeMethod(m, null, newArgs);
}
throw fail("Method " + c.getName() + "." + methodName + "(" + joinWithComma(classNames(args)) + ") not found");
} else {
Class c = o.getClass();
_MethodCache cache = callOpt_getCache(c);
Method me = cache.findMethod(methodName, args);
if (me != null)
return invokeMethod(me, o, args);
// try varargs
List methods = cache.cache.get(methodName);
if (methods != null) methodSearch: for (Method m : methods) {
{ if (!(m.isVarArgs())) continue; }
Object[] newArgs = massageArgsForVarArgsCall(m, args);
if (newArgs != null)
return invokeMethod(m, o, newArgs);
}
throw fail("Method " + c.getName() + "." + methodName + "(" + joinWithComma(classNames(args)) + ") not found");
}
} catch (Exception __e) { throw rethrow(__e); } }
static String str(Object o) {
return o == null ? "null" : o.toString();
}
static String str(char[] c) {
return new String(c);
}
static String str(char[] c, int offset, int count) {
return new String(c, offset, count);
}
static ThreadLocal assertVerbose_value = new ThreadLocal();
static void assertVerbose(boolean b) {
assertVerbose_value.set(b);
}
static boolean assertVerbose() { return isTrue(assertVerbose_value.get()); }
static A assertEqualsVerbose(Object x, A y) {
assertEqualsVerbose((String) null, x, y);
return y;
}
// x = expected, y = actual
static A assertEqualsVerbose(String msg, Object x, A y) {
if (!eq(x, y)) {
throw fail((nempty(msg) ? msg + ": " : "") + "expected: "+ x + ", got: " + y);
} else
print("OK" + (empty(msg) ? "" : " " + msg) + ": " + /*sfu*/(x));
return y;
}
static String nullIfEmpty(String s) {
return isEmpty(s) ? null : s;
}
static Map nullIfEmpty(Map map) {
return isEmpty(map) ? null : map;
}
static List nullIfEmpty(List l) {
return isEmpty(l) ? null : l;
}
static double parseDouble(String s) {
return empty(s) ? 0.0 : Double.parseDouble(s);
}
static void metaMapPut(IMeta o, Object key, Object value) {
{ if (o != null) o.metaPut(key, value); }
}
static void metaMapPut(Object o, Object key, Object value) {
var meta = initIMeta(o);
{ if (meta != null) meta.metaPut(key, value); }
}
static String joinNemptiesWithColon(String... strings) {
return joinNempties(": ", strings);
}
static String joinNemptiesWithColon(Collection strings) {
return joinNempties(": ", strings);
}
static int identityHash(Object o) {
return identityHashCode(o);
}
static Object metaMapGet(IMeta o, Object key) {
return o == null ? null : o.metaGet(key); // We now let the object itself do it (overridable!)
}
static Object metaMapGet(Object o, Object key) {
return metaMapGet(toIMeta(o), key);
}
static String unnullForIteration(String s) {
return s == null ? "" : s;
}
static Collection unnullForIteration(Collection l) {
return l == null ? immutableEmptyList() : l;
}
static List unnullForIteration(List l) { return l == null ? immutableEmptyList() : l; }
static int[] unnullForIteration(int[] l) { return l == null ? emptyIntArray() : l; }
static char[] unnullForIteration(char[] l) { return l == null ? emptyCharArray() : l; }
static double[] unnullForIteration(double[] l) { return l == null ? emptyDoubleArray() : l; }
static short[] unnullForIteration(short[] l) { return l == null ? emptyShortArray() : l; }
static Map unnullForIteration(Map l) {
return l == null ? immutableEmptyMap() : l;
}
static Iterable unnullForIteration(Iterable i) {
return i == null ? immutableEmptyList() : i;
}
static A[] unnullForIteration(A[] a) {
return a == null ? (A[]) emptyObjectArray() : a;
}
static BitSet unnullForIteration(BitSet b) {
return b == null ? new BitSet() : b;
}
static Pt unnullForIteration(Pt p) {
return p == null ? new Pt() : p;
}
//ifclass Symbol
static Symbol unnullForIteration(Symbol s) {
return s == null ? emptySymbol() : s;
}
//endif
static Pair unnullForIteration(Pair p) {
return p != null ? p : new Pair(null, null);
}
static long unnullForIteration(Long l) { return l == null ? 0L : l; }
static int max(int a, int b) { return Math.max(a, b); }
static int max(int a, int b, int c) { return max(max(a, b), c); }
static long max(int a, long b) { return Math.max((long) a, b); }
static long max(long a, long b) { return Math.max(a, b); }
static double max(int a, double b) { return Math.max((double) a, b); }
static float max(float a, float b) { return Math.max(a, b); }
static double max(double a, double b) { return Math.max(a, b); }
static int max(Collection c) {
int x = Integer.MIN_VALUE;
for (int i : c) x = max(x, i);
return x;
}
static double max(double[] c) {
if (c.length == 0) return Double.MIN_VALUE;
double x = c[0];
for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]);
return x;
}
static float max(float[] c) {
if (c.length == 0) return Float.MAX_VALUE;
float x = c[0];
for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]);
return x;
}
static byte max(byte[] c) {
byte x = -128;
for (byte d : c) if (d > x) x = d;
return x;
}
static short max(short[] c) {
short x = -0x8000;
for (short d : c) if (d > x) x = d;
return x;
}
static int max(int[] c) {
int x = Integer.MIN_VALUE;
for (int d : c) if (d > x) x = d;
return x;
}
static > A max(A a, A b) {
return cmp(a, b) >= 0 ? a : b;
}
static A or(A a, A b) {
return a != null ? a : b;
}
// changes & returns canvas
static BufferedImage drawImageOnImage(Image img, BufferedImage canvas, int x, int y) {
createGraphics(canvas).drawImage(img, x, y, null);
return canvas;
}
static BufferedImage drawImageOnImage(Image img, BufferedImage canvas) {
return drawImageOnImage(img, canvas, 0, 0);
}
static Graphics2D graphics(BufferedImage img) {
return imageGraphics(img);
}
static boolean eqicOneOf(String s, String... l) {
for (String x : l) if (eqic(s, x)) return true; return false;
}
static String fileExtension(File f) {
if (f == null) return null;
return fileExtension(f.getName());
}
static String fileExtension(String s) {
return substring(s, smartLastIndexOf(s, '.'));
}
static File newFile(File base, String... names) {
for (String name : names) base = new File(base, name);
return base;
}
static File newFile(String name) {
return name == null ? null : new File(name);
}
static File newFile(String base, String... names) {
return newFile(newFile(base), names);
}
static Map newDangerousWeakHashMap() {
return _registerDangerousWeakMap(synchroMap(new WeakHashMap()));
}
// initFunction: voidfunc(Map) - is called initially, and after clearing the map
static Map newDangerousWeakHashMap(Object initFunction) {
return _registerDangerousWeakMap(synchroMap(new WeakHashMap()), initFunction);
}
static Object invokeMethod(Method m, Object o, Object... args) { try {
try {
return m.invoke(o, args);
} catch (InvocationTargetException e) {
throw rethrow(getExceptionCause(e));
} catch (IllegalArgumentException e) {
throw new IllegalArgumentException(e.getMessage() + " - was calling: " + m + ", args: " + joinWithSpace(classNames(args)));
}
} catch (Exception __e) { throw rethrow(__e); } }
static boolean call_checkArgs(Method m, Object[] args, boolean debug) {
Class>[] types = m.getParameterTypes();
if (types.length != l(args)) {
if (debug)
print("Bad parameter length: " + args.length + " vs " + types.length);
return false;
}
for (int i = 0; i < types.length; i++) {
Object arg = args[i];
if (!(arg == null ? !types[i].isPrimitive()
: isInstanceX(types[i], arg))) {
if (debug)
print("Bad parameter " + i + ": " + arg + " vs " + types[i]);
return false;
}
}
return true;
}
static Field makeAccessible(Field f) {
try {
f.setAccessible(true);
} catch (Throwable e) {
// Note: The error reporting only works with Java VM option --illegal-access=deny
vmBus_send("makeAccessible_error", e, f);
}
return f;
}
static Method makeAccessible(Method m) {
try {
m.setAccessible(true);
} catch (Throwable e) {
vmBus_send("makeAccessible_error", e, m);
}
return m;
}
static Constructor makeAccessible(Constructor c) {
try {
c.setAccessible(true);
} catch (Throwable e) {
vmBus_send("makeAccessible_error", e, c);
}
return c;
}
static final Map callOpt_cache = newDangerousWeakHashMap();
static Object callOpt_cached(Object o, String methodName, Object... args) { try {
if (o == null) return null;
if (o instanceof Class) {
Class c = (Class) o;
_MethodCache cache = callOpt_getCache(c);
// TODO: (super-rare) case where method exists static and non-static
// with different args
Method me = cache.findMethod(methodName, args);
if (me == null || (me.getModifiers() & Modifier.STATIC) == 0) return null;
return invokeMethod(me, null, args);
} else {
Class c = o.getClass();
_MethodCache cache = callOpt_getCache(c);
Method me = cache.findMethod(methodName, args);
if (me == null) return null;
return invokeMethod(me, o, args);
}
} catch (Exception __e) { throw rethrow(__e); } }
// no longer synchronizes! (see #1102990)
static _MethodCache callOpt_getCache(Class c) {
_MethodCache cache = callOpt_cache.get(c);
if (cache == null)
callOpt_cache.put(c, cache = new _MethodCache(c));
return cache;
}
static boolean isStaticMethod(Method m) {
return methodIsStatic(m);
}
static Object[] massageArgsForVarArgsCall(Executable m, Object[] args) {
Class>[] types = m.getParameterTypes();
int n = types.length-1, nArgs = args.length;
if (nArgs < n) return null;
for (int i = 0; i < n; i++)
if (!argumentCompatibleWithType(args[i], types[i]))
return null;
Class varArgType = types[n].getComponentType();
for (int i = n; i < nArgs; i++)
if (!argumentCompatibleWithType(args[i], varArgType))
return null;
Object[] newArgs = new Object[n+1];
arraycopy(args, 0, newArgs, 0, n);
// TODO: optimize
int nVarArgs = nArgs-n;
Object varArgs = Array.newInstance(varArgType, nVarArgs);
for (int i = 0; i < nVarArgs; i++)
Array.set(varArgs, i, args[n+i]);
newArgs[n] = varArgs;
return newArgs;
}
static String joinWithComma(Collection c) {
return join(", ", c);
}
static String joinWithComma(Object... c) {
return join(", ", c);
}
static String joinWithComma(String... c) {
return join(", ", c);
}
static String joinWithComma(Pair p) {
return p == null ? "" : joinWithComma(str(p.a), str(p.b));
}
static List classNames(Collection l) {
return getClassNames(l);
}
static List classNames(Object[] l) {
return getClassNames(Arrays.asList(l));
}
static boolean isTrue(Object o) {
if (o instanceof Boolean)
return ((Boolean) o).booleanValue();
if (o == null) return false;
if (o instanceof ThreadLocal) // TODO: remove this
return isTrue(((ThreadLocal) o).get());
throw fail(getClassName(o));
}
static boolean isTrue(Boolean b) {
return b != null && b.booleanValue();
}
static boolean nempty(Collection c) {
return !empty(c);
}
static boolean nempty(CharSequence s) {
return !empty(s);
}
static boolean nempty(Object[] o) { return !empty(o); }
static boolean nempty(byte[] o) { return !empty(o); }
static boolean nempty(int[] o) { return !empty(o); }
static boolean nempty(BitSet bs) { return !empty(bs); }
static boolean nempty(Map m) {
return !empty(m);
}
static boolean nempty(Iterator i) {
return i != null && i.hasNext();
}
static boolean nempty(IMultiMap mm) { return mm != null && mm.size() != 0; }
static boolean nempty(Object o) { return !empty(o); }
static boolean nempty(IntRange r) { return !empty(r); }
static boolean nempty(Rect r) { return r != null && r.w != 0 && r.h != 0; }
static volatile StringBuffer local_log = new StringBuffer(); // not redirected
static boolean printAlsoToSystemOut = true;
static volatile Appendable print_log = local_log; // might be redirected, e.g. to main bot
// in bytes - will cut to half that
static volatile int print_log_max = 1024*1024;
static volatile int local_log_max = 100*1024;
static boolean print_silent = false; // total mute if set
static Object print_byThread_lock = new Object();
static volatile ThreadLocal