init & test Version
This commit is contained in:
commit
d8f8f83ea5
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|
|||
### Idea Gradle template
|
||||
### IDEA ###
|
||||
.idea
|
||||
*.iml
|
||||
|
||||
### Gradle ###
|
||||
.gradle
|
||||
build
|
||||
|
|
@ -0,0 +1,36 @@
|
|||
import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
|
||||
|
||||
plugins {
|
||||
kotlin("jvm") version "1.6.10"
|
||||
id("io.izzel.taboolib") version "1.34"
|
||||
}
|
||||
|
||||
group = "cc.maxmc.fwc"
|
||||
version = "1.0.0-SNAPSHOT"
|
||||
|
||||
taboolib {
|
||||
version = "6.0.7-26"
|
||||
description {
|
||||
contributors {
|
||||
name("TONY_All")
|
||||
}
|
||||
}
|
||||
install("common")
|
||||
install("platform-bukkit")
|
||||
|
||||
}
|
||||
|
||||
repositories {
|
||||
mavenCentral()
|
||||
}
|
||||
|
||||
dependencies {
|
||||
compileOnly("ink.ptms.core:v11800:11800:api")
|
||||
compileOnly("ink.ptms.core:v11800:11800:mapped")
|
||||
compileOnly("ink.ptms.core:v11800:11800:universal")
|
||||
compileOnly(kotlin("stdlib"))
|
||||
}
|
||||
|
||||
tasks.withType<KotlinCompile> {
|
||||
kotlinOptions.jvmTarget = "1.8"
|
||||
}
|
||||
|
|
@ -0,0 +1 @@
|
|||
kotlin.code.style=official
|
||||
Binary file not shown.
|
|
@ -0,0 +1,5 @@
|
|||
distributionBase=GRADLE_USER_HOME
|
||||
distributionPath=wrapper/dists
|
||||
distributionUrl=https\://services.gradle.org/distributions/gradle-7.1-bin.zip
|
||||
zipStoreBase=GRADLE_USER_HOME
|
||||
zipStorePath=wrapper/dists
|
||||
|
|
@ -0,0 +1,185 @@
|
|||
#!/usr/bin/env sh
|
||||
|
||||
#
|
||||
# Copyright 2015 the original author or authors.
|
||||
#
|
||||
# Licensed under the Apache License, Version 2.0 (the "License");
|
||||
# you may not use this file except in compliance with the License.
|
||||
# You may obtain a copy of the License at
|
||||
#
|
||||
# https://www.apache.org/licenses/LICENSE-2.0
|
||||
#
|
||||
# Unless required by applicable law or agreed to in writing, software
|
||||
# distributed under the License is distributed on an "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
# See the License for the specific language governing permissions and
|
||||
# limitations under the License.
|
||||
#
|
||||
|
||||
##############################################################################
|
||||
##
|
||||
## Gradle start up script for UN*X
|
||||
##
|
||||
##############################################################################
|
||||
|
||||
# Attempt to set APP_HOME
|
||||
# Resolve links: $0 may be a link
|
||||
PRG="$0"
|
||||
# Need this for relative symlinks.
|
||||
while [ -h "$PRG" ] ; do
|
||||
ls=`ls -ld "$PRG"`
|
||||
link=`expr "$ls" : '.*-> \(.*\)$'`
|
||||
if expr "$link" : '/.*' > /dev/null; then
|
||||
PRG="$link"
|
||||
else
|
||||
PRG=`dirname "$PRG"`"/$link"
|
||||
fi
|
||||
done
|
||||
SAVED="`pwd`"
|
||||
cd "`dirname \"$PRG\"`/" >/dev/null
|
||||
APP_HOME="`pwd -P`"
|
||||
cd "$SAVED" >/dev/null
|
||||
|
||||
APP_NAME="Gradle"
|
||||
APP_BASE_NAME=`basename "$0"`
|
||||
|
||||
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
|
||||
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
|
||||
|
||||
# Use the maximum available, or set MAX_FD != -1 to use that value.
|
||||
MAX_FD="maximum"
|
||||
|
||||
warn () {
|
||||
echo "$*"
|
||||
}
|
||||
|
||||
die () {
|
||||
echo
|
||||
echo "$*"
|
||||
echo
|
||||
exit 1
|
||||
}
|
||||
|
||||
# OS specific support (must be 'true' or 'false').
|
||||
cygwin=false
|
||||
msys=false
|
||||
darwin=false
|
||||
nonstop=false
|
||||
case "`uname`" in
|
||||
CYGWIN* )
|
||||
cygwin=true
|
||||
;;
|
||||
Darwin* )
|
||||
darwin=true
|
||||
;;
|
||||
MSYS* | MINGW* )
|
||||
msys=true
|
||||
;;
|
||||
NONSTOP* )
|
||||
nonstop=true
|
||||
;;
|
||||
esac
|
||||
|
||||
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
|
||||
|
||||
|
||||
# Determine the Java command to use to start the JVM.
|
||||
if [ -n "$JAVA_HOME" ] ; then
|
||||
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
|
||||
# IBM's JDK on AIX uses strange locations for the executables
|
||||
JAVACMD="$JAVA_HOME/jre/sh/java"
|
||||
else
|
||||
JAVACMD="$JAVA_HOME/bin/java"
|
||||
fi
|
||||
if [ ! -x "$JAVACMD" ] ; then
|
||||
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
|
||||
|
||||
Please set the JAVA_HOME variable in your environment to match the
|
||||
location of your Java installation."
|
||||
fi
|
||||
else
|
||||
JAVACMD="java"
|
||||
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
|
||||
|
||||
Please set the JAVA_HOME variable in your environment to match the
|
||||
location of your Java installation."
|
||||
fi
|
||||
|
||||
# Increase the maximum file descriptors if we can.
|
||||
if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
|
||||
MAX_FD_LIMIT=`ulimit -H -n`
|
||||
if [ $? -eq 0 ] ; then
|
||||
if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
|
||||
MAX_FD="$MAX_FD_LIMIT"
|
||||
fi
|
||||
ulimit -n $MAX_FD
|
||||
if [ $? -ne 0 ] ; then
|
||||
warn "Could not set maximum file descriptor limit: $MAX_FD"
|
||||
fi
|
||||
else
|
||||
warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
|
||||
fi
|
||||
fi
|
||||
|
||||
# For Darwin, add options to specify how the application appears in the dock
|
||||
if $darwin; then
|
||||
GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
|
||||
fi
|
||||
|
||||
# For Cygwin or MSYS, switch paths to Windows format before running java
|
||||
if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
|
||||
APP_HOME=`cygpath --path --mixed "$APP_HOME"`
|
||||
CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
|
||||
|
||||
JAVACMD=`cygpath --unix "$JAVACMD"`
|
||||
|
||||
# We build the pattern for arguments to be converted via cygpath
|
||||
ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
|
||||
SEP=""
|
||||
for dir in $ROOTDIRSRAW ; do
|
||||
ROOTDIRS="$ROOTDIRS$SEP$dir"
|
||||
SEP="|"
|
||||
done
|
||||
OURCYGPATTERN="(^($ROOTDIRS))"
|
||||
# Add a user-defined pattern to the cygpath arguments
|
||||
if [ "$GRADLE_CYGPATTERN" != "" ] ; then
|
||||
OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
|
||||
fi
|
||||
# Now convert the arguments - kludge to limit ourselves to /bin/sh
|
||||
i=0
|
||||
for arg in "$@" ; do
|
||||
CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
|
||||
CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
|
||||
|
||||
if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
|
||||
eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
|
||||
else
|
||||
eval `echo args$i`="\"$arg\""
|
||||
fi
|
||||
i=`expr $i + 1`
|
||||
done
|
||||
case $i in
|
||||
0) set -- ;;
|
||||
1) set -- "$args0" ;;
|
||||
2) set -- "$args0" "$args1" ;;
|
||||
3) set -- "$args0" "$args1" "$args2" ;;
|
||||
4) set -- "$args0" "$args1" "$args2" "$args3" ;;
|
||||
5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
|
||||
6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
|
||||
7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
|
||||
8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
|
||||
9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
|
||||
esac
|
||||
fi
|
||||
|
||||
# Escape application args
|
||||
save () {
|
||||
for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
|
||||
echo " "
|
||||
}
|
||||
APP_ARGS=`save "$@"`
|
||||
|
||||
# Collect all arguments for the java command, following the shell quoting and substitution rules
|
||||
eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
|
||||
|
||||
exec "$JAVACMD" "$@"
|
||||
|
|
@ -0,0 +1,89 @@
|
|||
@rem
|
||||
@rem Copyright 2015 the original author or authors.
|
||||
@rem
|
||||
@rem Licensed under the Apache License, Version 2.0 (the "License");
|
||||
@rem you may not use this file except in compliance with the License.
|
||||
@rem You may obtain a copy of the License at
|
||||
@rem
|
||||
@rem https://www.apache.org/licenses/LICENSE-2.0
|
||||
@rem
|
||||
@rem Unless required by applicable law or agreed to in writing, software
|
||||
@rem distributed under the License is distributed on an "AS IS" BASIS,
|
||||
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
@rem See the License for the specific language governing permissions and
|
||||
@rem limitations under the License.
|
||||
@rem
|
||||
|
||||
@if "%DEBUG%" == "" @echo off
|
||||
@rem ##########################################################################
|
||||
@rem
|
||||
@rem Gradle startup script for Windows
|
||||
@rem
|
||||
@rem ##########################################################################
|
||||
|
||||
@rem Set local scope for the variables with windows NT shell
|
||||
if "%OS%"=="Windows_NT" setlocal
|
||||
|
||||
set DIRNAME=%~dp0
|
||||
if "%DIRNAME%" == "" set DIRNAME=.
|
||||
set APP_BASE_NAME=%~n0
|
||||
set APP_HOME=%DIRNAME%
|
||||
|
||||
@rem Resolve any "." and ".." in APP_HOME to make it shorter.
|
||||
for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
|
||||
|
||||
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
|
||||
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
|
||||
|
||||
@rem Find java.exe
|
||||
if defined JAVA_HOME goto findJavaFromJavaHome
|
||||
|
||||
set JAVA_EXE=java.exe
|
||||
%JAVA_EXE% -version >NUL 2>&1
|
||||
if "%ERRORLEVEL%" == "0" goto execute
|
||||
|
||||
echo.
|
||||
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
|
||||
echo.
|
||||
echo Please set the JAVA_HOME variable in your environment to match the
|
||||
echo location of your Java installation.
|
||||
|
||||
goto fail
|
||||
|
||||
:findJavaFromJavaHome
|
||||
set JAVA_HOME=%JAVA_HOME:"=%
|
||||
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
|
||||
|
||||
if exist "%JAVA_EXE%" goto execute
|
||||
|
||||
echo.
|
||||
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
|
||||
echo.
|
||||
echo Please set the JAVA_HOME variable in your environment to match the
|
||||
echo location of your Java installation.
|
||||
|
||||
goto fail
|
||||
|
||||
:execute
|
||||
@rem Setup the command line
|
||||
|
||||
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
|
||||
|
||||
|
||||
@rem Execute Gradle
|
||||
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
|
||||
|
||||
:end
|
||||
@rem End local scope for the variables with windows NT shell
|
||||
if "%ERRORLEVEL%"=="0" goto mainEnd
|
||||
|
||||
:fail
|
||||
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
|
||||
rem the _cmd.exe /c_ return code!
|
||||
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
|
||||
exit /b 1
|
||||
|
||||
:mainEnd
|
||||
if "%OS%"=="Windows_NT" endlocal
|
||||
|
||||
:omega
|
||||
|
|
@ -0,0 +1,3 @@
|
|||
|
||||
rootProject.name = "FireworkCalculate"
|
||||
|
||||
|
|
@ -0,0 +1,5 @@
|
|||
package cc.maxmc.fwc
|
||||
|
||||
import taboolib.platform.BukkitPlugin
|
||||
|
||||
object FireworkCounter: BukkitPlugin()
|
||||
|
|
@ -0,0 +1,87 @@
|
|||
package cc.maxmc.fwc.listener
|
||||
|
||||
import cc.maxmc.fwc.utils.Calculator
|
||||
import org.bukkit.FireworkEffect.Type.*
|
||||
import org.bukkit.Location
|
||||
import org.bukkit.Material
|
||||
import org.bukkit.entity.Player
|
||||
import org.bukkit.event.block.BlockBreakEvent
|
||||
import org.bukkit.event.block.BlockPlaceEvent
|
||||
import org.bukkit.event.entity.ExplosionPrimeEvent
|
||||
import org.bukkit.event.entity.FireworkExplodeEvent
|
||||
import org.bukkit.event.player.PlayerInteractEvent
|
||||
import taboolib.common.platform.event.SubscribeEvent
|
||||
|
||||
object FireworkListener {
|
||||
val breakCache = ArrayList<Location>(10000000)
|
||||
|
||||
@SubscribeEvent
|
||||
fun onFirework(e: FireworkExplodeEvent) {
|
||||
val shooter = e.entity.shooter
|
||||
if (shooter !is Player) return
|
||||
val fireworkData = e.entity.fireworkMeta
|
||||
shooter.sendMessage("§b|")
|
||||
shooter.sendMessage("§b|")
|
||||
if (fireworkData.effectsSize == 0) {
|
||||
shooter.sendMessage("§b| §7效果: 无")
|
||||
} else {
|
||||
shooter.sendMessage("§b| §7效果: ")
|
||||
fireworkData.effects.forEach {
|
||||
val typeName = when (it.type) {
|
||||
BALL -> "球状"
|
||||
BALL_LARGE -> "大型球状(火焰弹)"
|
||||
STAR -> "星型(金粒)"
|
||||
BURST -> "爆裂型爆炸(羽毛)"
|
||||
CREEPER -> "苦力怕(头颅)"
|
||||
}
|
||||
shooter.sendMessage("§b| - §7种类: §b${typeName}")
|
||||
if (it.hasTrail()) shooter.sendMessage("§b| §7轨迹(钻石)")
|
||||
if (it.hasFlicker()) shooter.sendMessage("§b| §7闪烁(荧石粉)")
|
||||
}
|
||||
}
|
||||
shooter.sendMessage("§b| ")
|
||||
shooter.sendMessage("§b| §7高度: §b${fireworkData.power}")
|
||||
shooter.sendMessage("§6| §7花火点: §6${Calculator.calculateScore(e.entity.fireworkMeta)}")
|
||||
shooter.sendMessage("§b|")
|
||||
shooter.sendMessage("§b|")
|
||||
}
|
||||
|
||||
@SubscribeEvent
|
||||
fun onPlace(e: BlockPlaceEvent) {
|
||||
if (e.blockPlaced.type == Material.TNT) {
|
||||
e.player.sendMessage("§e| §7抱歉, 不能这么干呢.")
|
||||
e.isCancelled = true
|
||||
}
|
||||
}
|
||||
|
||||
@SubscribeEvent
|
||||
fun onInteract(e: PlayerInteractEvent) {
|
||||
if (e.item?.type == Material.END_CRYSTAL) {
|
||||
e.player.sendMessage("§e| §7抱歉, 不能这么干呢.")
|
||||
e.isCancelled = true
|
||||
}
|
||||
}
|
||||
|
||||
@SubscribeEvent
|
||||
fun onExplode(e: ExplosionPrimeEvent) {
|
||||
e.isCancelled = true
|
||||
}
|
||||
|
||||
@SubscribeEvent
|
||||
fun onPlacePlayer(e: BlockPlaceEvent) {
|
||||
if (e.player.isOp) return
|
||||
breakCache.add(e.block.location)
|
||||
}
|
||||
|
||||
@SubscribeEvent
|
||||
fun onDestroyBlock(e: BlockBreakEvent) {
|
||||
if (e.player.isOp) return
|
||||
if (breakCache.contains(e.block.location)) {
|
||||
breakCache.remove(e.block.location)
|
||||
return
|
||||
}
|
||||
e.isCancelled = true
|
||||
e.player.sendMessage("§e| §7抱歉, 不能这么干呢.")
|
||||
}
|
||||
|
||||
}
|
||||
|
|
@ -0,0 +1,168 @@
|
|||
package cc.maxmc.fwc.utils
|
||||
|
||||
import org.bukkit.Bukkit
|
||||
import org.bukkit.FireworkEffect
|
||||
import org.bukkit.FireworkEffect.Type.*
|
||||
import org.bukkit.inventory.meta.FireworkMeta
|
||||
import java.math.BigDecimal
|
||||
import java.math.BigInteger
|
||||
import java.math.RoundingMode
|
||||
|
||||
|
||||
object Calculator {
|
||||
fun calculateScore(meta: FireworkMeta): Int {
|
||||
if (meta.effectsSize == 0) return calculatePower(5, meta.power)
|
||||
val productScore = meta.effects.map { calculateEffect(it) }
|
||||
.toCollection(ArrayList())
|
||||
.let {
|
||||
val prod = product(it)
|
||||
val avg = bigRoot(prod, meta.effectsSize, 8, RoundingMode.HALF_UP.ordinal)
|
||||
return@let avg.toInt()
|
||||
}
|
||||
.let { it * meta.effectsSize }
|
||||
.let { it + 5 }
|
||||
.toInt()
|
||||
|
||||
return calculatePower(productScore, meta.power)
|
||||
}
|
||||
|
||||
private fun calculateEffect(effect: FireworkEffect): Int {
|
||||
var result = 0
|
||||
if (effect.hasFlicker()) result += 3
|
||||
if (effect.hasTrail()) result += 50
|
||||
result += when (effect.type) {
|
||||
BALL -> 2
|
||||
BALL_LARGE -> 16
|
||||
STAR -> 5
|
||||
BURST -> 8
|
||||
CREEPER -> 200
|
||||
}
|
||||
return result
|
||||
}
|
||||
|
||||
private fun calculatePower(score: Int, level: Int) = (score * ((level * 0.1) + 1)).toInt()
|
||||
|
||||
private fun product(numbers: List<Int>): BigDecimal {
|
||||
var result = BigDecimal(1)
|
||||
numbers.forEach { result = result.multiply(BigDecimal(it)) }
|
||||
return result
|
||||
}
|
||||
|
||||
/**
|
||||
* BigDecimal开n次方根。
|
||||
* 转载于：https://www.xuebuyuan.com/1863340.html
|
||||
* @param number 被开方数
|
||||
* @param n n次方根
|
||||
* @param scale 精度
|
||||
* @param roundingMode 舍入规则
|
||||
* @return 结果
|
||||
*/
|
||||
fun bigRoot(number: BigDecimal, n: Int, scale: Int, roundingMode: Int): BigDecimal {
|
||||
var number = number
|
||||
var negate = false
|
||||
if (n < 0) throw ArithmeticException()
|
||||
if (number.compareTo(BigDecimal.ZERO) < 0) {
|
||||
if (n % 2 == 0) throw ArithmeticException() else {
|
||||
number = number.negate()
|
||||
negate = true
|
||||
}
|
||||
}
|
||||
var root: BigDecimal
|
||||
if (n == 0) root = BigDecimal.ONE else if (n == 1) root = number else {
|
||||
val N = BigInteger.valueOf(n.toLong())
|
||||
val N2 = BigInteger.TEN.pow(n)
|
||||
val N3 = BigInteger.TEN.pow(n - 1)
|
||||
val NINE = BigInteger.valueOf(9)
|
||||
val C = arrayOfNulls<BigInteger>(n + 1)
|
||||
for (i in 0..n) {
|
||||
C[i] = combination(n, i)
|
||||
}
|
||||
val integer = number.toBigInteger()
|
||||
var strInt = integer.toString()
|
||||
var lenInt = strInt.length
|
||||
run {
|
||||
var i = lenInt % n
|
||||
while (i < n && i > 0) {
|
||||
strInt = "0$strInt"
|
||||
i++
|
||||
}
|
||||
}
|
||||
lenInt = (lenInt + n - 1) / n * n
|
||||
var fraction = number.subtract(number.setScale(0, BigDecimal.ROUND_DOWN))
|
||||
val lenFrac = (fraction.scale() + n - 1) / n * n
|
||||
fraction = fraction.movePointRight(lenFrac)
|
||||
var strFrac = fraction.toPlainString()
|
||||
for (i in strFrac.length until lenFrac) strFrac = "0$strFrac"
|
||||
var res = BigInteger.ZERO
|
||||
var rem = BigInteger.ZERO
|
||||
for (i in 0 until lenInt / n) {
|
||||
rem = rem.multiply(N2)
|
||||
var temp = BigInteger(strInt.substring(i * n, i * n + n))
|
||||
rem = rem.add(temp)
|
||||
var j: BigInteger
|
||||
j =
|
||||
if (res.compareTo(BigInteger.ZERO) != 0) rem.divide(res.pow(n - 1).multiply(N)
|
||||
.multiply(N3)) else NINE
|
||||
var test = BigInteger.ZERO
|
||||
temp = res.multiply(BigInteger.TEN)
|
||||
while (j.compareTo(BigInteger.ZERO) >= 0) {
|
||||
//test = res.multiply(BigInteger.TEN);
|
||||
//test = ((test.add(j)).pow(n)).subtract(test.pow(n));
|
||||
test = BigInteger.ZERO
|
||||
if (j.compareTo(BigInteger.ZERO) > 0) for (k in 1..n) test =
|
||||
test.add(j.pow(k).multiply(C[k]).multiply(temp.pow(n - k)))
|
||||
if (test.compareTo(rem) <= 0) break
|
||||
j = j.subtract(BigInteger.ONE)
|
||||
}
|
||||
rem = rem.subtract(test)
|
||||
res = res.multiply(BigInteger.TEN)
|
||||
res = res.add(j)
|
||||
}
|
||||
for (i in 0..scale) {
|
||||
rem = rem.multiply(N2)
|
||||
if (i < lenFrac / n) {
|
||||
val temp = BigInteger(strFrac.substring(i * n, i * n + n))
|
||||
rem = rem.add(temp)
|
||||
}
|
||||
var j: BigInteger
|
||||
j = if (res.compareTo(BigInteger.ZERO) != 0) {
|
||||
rem.divide(res.pow(n - 1).multiply(N).multiply(N3))
|
||||
} else NINE
|
||||
var test = BigInteger.ZERO
|
||||
val temp = res.multiply(BigInteger.TEN)
|
||||
while (j.compareTo(BigInteger.ZERO) >= 0) {
|
||||
//test = res.multiply(BigInteger.TEN);
|
||||
//test = ((test.add(j)).pow(n)).subtract(test.pow(n));
|
||||
test = BigInteger.ZERO
|
||||
if (j.compareTo(BigInteger.ZERO) > 0) for (k in 1..n) test =
|
||||
test.add(j.pow(k).multiply(C[k]).multiply(temp.pow(n - k)))
|
||||
if (test.compareTo(rem) <= 0) break
|
||||
j = j.subtract(BigInteger.ONE)
|
||||
}
|
||||
rem = rem.subtract(test)
|
||||
res = res.multiply(BigInteger.TEN)
|
||||
res = res.add(j)
|
||||
}
|
||||
root = BigDecimal(res).movePointLeft(scale + 1)
|
||||
if (negate) root = root.negate()
|
||||
}
|
||||
return root.setScale(scale, roundingMode)
|
||||
}
|
||||
|
||||
private fun combination(n: Int, k: Int): BigInteger {
|
||||
if (k > n || n < 0 || k < 0) return BigInteger.ZERO
|
||||
if (k > n / 2) return combination(n, n - k)
|
||||
var N1 = BigInteger.ONE
|
||||
var N2 = BigInteger.ONE
|
||||
var N = BigInteger.valueOf(n.toLong())
|
||||
var K = BigInteger.valueOf(k.toLong())
|
||||
for (i in 0 until k) {
|
||||
N1 = N1.multiply(N)
|
||||
N2 = N2.multiply(K)
|
||||
N = N.subtract(BigInteger.ONE)
|
||||
K = K.subtract(BigInteger.ONE)
|
||||
}
|
||||
return N1.divide(N2)
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue