diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..9563893 --- /dev/null +++ b/.gitignore @@ -0,0 +1,25 @@ +# gradle + +.gradle/ +build/ +out/ +classes/ + +# idea + +.idea/ +*.iml +*.ipr +*.iws + +# vscode + +.settings/ +.vscode/ +bin/ +.classpath +.project + +# fabric + +run/ \ No newline at end of file diff --git a/build.gradle b/build.gradle new file mode 100644 index 0000000..2a59a01 --- /dev/null +++ b/build.gradle @@ -0,0 +1,80 @@ +plugins { + id 'fabric-loom' version '0.2.5-SNAPSHOT' + id 'maven-publish' +} + +sourceCompatibility = JavaVersion.VERSION_1_8 +targetCompatibility = JavaVersion.VERSION_1_8 + +archivesBaseName = project.archives_base_name +version = project.mod_version +group = project.maven_group + +minecraft { +} + +dependencies { + //to change the versions see the gradle.properties file + minecraft "com.mojang:minecraft:${project.minecraft_version}" + mappings "net.fabricmc:yarn:${project.yarn_mappings}" + modCompile "net.fabricmc:fabric-loader:${project.loader_version}" + + // Fabric API. This is technically optional, but you probably want it anyway. + // modCompile "net.fabricmc.fabric-api:fabric-api:${project.fabric_version}" + + // PSA: Some older mods, compiled on Loom 0.2.1, might have outdated Maven POMs. + // You may need to force-disable transitiveness on them. +} + +processResources { + inputs.property "version", project.version + + from(sourceSets.main.resources.srcDirs) { + include "fabric.mod.json" + expand "version": project.version + } + + from(sourceSets.main.resources.srcDirs) { + exclude "fabric.mod.json" + } +} + +// ensure that the encoding is set to UTF-8, no matter what the system default is +// this fixes some edge cases with special characters not displaying correctly +// see http://yodaconditions.net/blog/fix-for-java-file-encoding-problems-with-gradle.html +tasks.withType(JavaCompile) { + options.encoding = "UTF-8" +} + +// Loom will automatically attach sourcesJar to a RemapSourcesJar task and to the "build" task +// if it is present. +// If you remove this task, sources will not be generated. +task sourcesJar(type: Jar, dependsOn: classes) { + classifier = "sources" + from sourceSets.main.allSource +} + +jar { + from "LICENSE" +} + +// configure the maven publication +publishing { + publications { + mavenJava(MavenPublication) { + // add all the jars that should be included when publishing to maven + artifact(remapJar) { + builtBy remapJar + } + artifact(sourcesJar) { + builtBy remapSourcesJar + } + } + } + + // select the repositories you want to publish to + repositories { + // uncomment to publish to the local maven + // mavenLocal() + } +} diff --git a/gradle.properties b/gradle.properties new file mode 100644 index 0000000..c511653 --- /dev/null +++ b/gradle.properties @@ -0,0 +1,17 @@ +# Done to increase the memory available to gradle. +org.gradle.jvmargs=-Xmx1G + +# Fabric Properties + # check these on https://fabricmc.net/use + minecraft_version=1.14.4 + yarn_mappings=1.14.4+build.12 + loader_version=0.6.2+build.166 + +# Mod Properties + mod_version = 1.0.0 + maven_group = kaptainwutax + archives_base_name = seedcracker + +# Dependencies + # currently not on the main fabric site, check on the maven: https://maven.fabricmc.net/net/fabricmc/fabric-api/fabric-api + fabric_version=0.3.2+build.218-1.14 diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000..5c2d1cf Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 0000000..4b7e1f3 --- /dev/null +++ b/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,5 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-5.5.1-bin.zip +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/gradlew b/gradlew new file mode 100644 index 0000000..8e25e6c --- /dev/null +++ b/gradlew @@ -0,0 +1,188 @@ +#!/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 "$*" + echo + exit 1 +} + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "`uname`" in + CYGWIN* ) + cygwin=true + ;; + Darwin* ) + darwin=true + ;; + MINGW* ) + msys=true + ;; + NONSTOP* ) + nonstop=true + ;; +esac + +CLASSPATH=$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, switch paths to Windows format before running java +if $cygwin ; then + APP_HOME=`cygpath --path --mixed "$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`="\"$arg\"" + fi + i=$((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" + +# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong +if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then + cd "$(dirname "$0")" +fi + +exec "$JAVACMD" "$@" diff --git a/gradlew.bat b/gradlew.bat new file mode 100644 index 0000000..9618d8d --- /dev/null +++ b/gradlew.bat @@ -0,0 +1,100 @@ +@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 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 init + +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 init + +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 + +:init +@rem Get command-line arguments, handling Windows variants + +if not "%OS%" == "Windows_NT" goto win9xME_args + +:win9xME_args +@rem Slurp the command line arguments. +set CMD_LINE_ARGS= +set _SKIP=2 + +:win9xME_args_slurp +if "x%~1" == "x" goto execute + +set CMD_LINE_ARGS=%* + +: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 %CMD_LINE_ARGS% + +: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 diff --git a/settings.gradle b/settings.gradle new file mode 100644 index 0000000..5b60df3 --- /dev/null +++ b/settings.gradle @@ -0,0 +1,10 @@ +pluginManagement { + repositories { + jcenter() + maven { + name = 'Fabric' + url = 'https://maven.fabricmc.net/' + } + gradlePluginPortal() + } +} diff --git a/src/main/java/kaptainwutax/seedcracker/SeedCracker.java b/src/main/java/kaptainwutax/seedcracker/SeedCracker.java new file mode 100644 index 0000000..f1427b0 --- /dev/null +++ b/src/main/java/kaptainwutax/seedcracker/SeedCracker.java @@ -0,0 +1,11 @@ +package kaptainwutax.seedcracker; + +import net.fabricmc.api.ModInitializer; + +public class SeedCracker implements ModInitializer { + + @Override + public void onInitialize() { + } + +} diff --git a/src/main/java/kaptainwutax/seedcracker/feature/decoration/DecorationFeature.java b/src/main/java/kaptainwutax/seedcracker/feature/decoration/DecorationFeature.java new file mode 100644 index 0000000..811406e --- /dev/null +++ b/src/main/java/kaptainwutax/seedcracker/feature/decoration/DecorationFeature.java @@ -0,0 +1,23 @@ +package kaptainwutax.seedcracker.feature.decoration; + +import net.minecraft.block.Block; +import net.minecraft.util.math.BlockPos; +import net.minecraft.world.World; + +public abstract class DecorationFeature { + + protected World world; + protected BlockPos pos; + + public DecorationFeature(World world, BlockPos pos) { + this.world = world; + this.pos = pos; + } + + public abstract void reverseSeed(); + + public Block getBlockAt(BlockPos pos) { + return this.world.getBlockState(pos).getBlock(); + } + +} diff --git a/src/main/java/kaptainwutax/seedcracker/feature/decoration/DungeonFeature.java b/src/main/java/kaptainwutax/seedcracker/feature/decoration/DungeonFeature.java new file mode 100644 index 0000000..5adcc59 --- /dev/null +++ b/src/main/java/kaptainwutax/seedcracker/feature/decoration/DungeonFeature.java @@ -0,0 +1,91 @@ +package kaptainwutax.seedcracker.feature.decoration; + +import kaptainwutax.seedcracker.util.Rand; +import net.minecraft.block.Block; +import net.minecraft.block.Blocks; +import net.minecraft.util.math.BlockPos; +import net.minecraft.util.math.Vec3i; +import net.minecraft.world.World; + +import java.util.ArrayList; +import java.util.List; + +public class DungeonFeature extends DecorationFeature { + + private static int MOSSY_COBBLESTONE_CALL = 0; + private static int COBBLESTONE_CALL = 1; + + public DungeonFeature(World world, BlockPos pos) { + super(world, pos); + } + + @Override + public void reverseSeed() { + BlockPos decoratorPos = this.getLocalPos(this.pos); + Vec3i dungeonSize = this.getDungeonSize(this.pos); + + List floorCalls = new ArrayList<>(); + + for(int xo = -dungeonSize.getX(); xo <= dungeonSize.getX(); xo++) { + for(int zo = -dungeonSize.getZ(); zo <= dungeonSize.getZ(); zo++) { + Block block = this.world.getBlockState(pos.add(xo, -1, zo)).getBlock(); + + if(block == Blocks.MOSSY_COBBLESTONE) { + floorCalls.add(MOSSY_COBBLESTONE_CALL); + } else if(block == Blocks.COBBLESTONE) { + floorCalls.add(COBBLESTONE_CALL); + } + } + } + + List dungeonSeeds = this.getDungeonSeeds(dungeonSize, floorCalls); + List decoratorSeeds = new ArrayList<>(); + + for(long dungeonSeed: dungeonSeeds) { + long decoratorSeed = Rand.JAVA_LCG.combine(-3).nextSeed(dungeonSeed); + Rand rand = new Rand(decoratorSeed, false); + if(rand.nextInt(16) != decoratorPos.getX())continue; + if(rand.nextInt(256) != decoratorPos.getY())continue; + if(rand.nextInt(16) != decoratorPos.getZ())continue; + decoratorSeeds.add(decoratorSeed); + } + + decoratorSeeds.forEach(System.out::println); + } + + public BlockPos getLocalPos(BlockPos pos) { + return new BlockPos(pos.getX() & 15, pos.getY(), pos.getZ() & 15); + } + + public Vec3i getDungeonSize(BlockPos spawnerPos) { + for(int xo = 4; xo >= 3; xo--) { + for(int zo = 4; zo >= 3; zo--) { + Block block = this.getBlockAt(spawnerPos.add(xo, -1, zo)); + if(block != Blocks.MOSSY_COBBLESTONE)continue; + if(block != Blocks.COBBLESTONE)continue; + return new Vec3i(xo, 0, zo); + } + } + + return Vec3i.ZERO; + } + + public List getDungeonSeeds(Vec3i dungeonSize, List floorCalls) { + List floorSeeds = new ArrayList<>(); + + //TODO: Lattice magic to find floorSeeds from floorCalls. + + List dungeonSeeds = new ArrayList<>(); + + for(long floorSeed: floorSeeds) { + long dungeonSeed = Rand.JAVA_LCG.combine(-2).nextSeed(floorSeed); + Rand rand = new Rand(dungeonSeed, false); + if(rand.nextInt(2) + 3 != dungeonSize.getX())continue; + if(rand.nextInt(2) + 3 != dungeonSize.getZ())continue; + dungeonSeeds.add(dungeonSeed); + } + + return dungeonSeeds; + } + +} diff --git a/src/main/java/kaptainwutax/seedcracker/mixin/DisableableProfilerMixin.java b/src/main/java/kaptainwutax/seedcracker/mixin/DisableableProfilerMixin.java new file mode 100644 index 0000000..4e23cef --- /dev/null +++ b/src/main/java/kaptainwutax/seedcracker/mixin/DisableableProfilerMixin.java @@ -0,0 +1,18 @@ +package kaptainwutax.seedcracker.mixin; + +import kaptainwutax.seedcracker.render.RenderTracker; +import net.minecraft.util.profiler.DisableableProfiler; +import org.spongepowered.asm.mixin.Mixin; +import org.spongepowered.asm.mixin.injection.At; +import org.spongepowered.asm.mixin.injection.Inject; +import org.spongepowered.asm.mixin.injection.callback.CallbackInfo; + +@Mixin(DisableableProfiler.class) +public class DisableableProfilerMixin { + + @Inject(method = "swap(Ljava/lang/String;)V", at = @At("HEAD")) + private void swap(String type, CallbackInfo ci) { + RenderTracker.get().onRender(type); + } + +} diff --git a/src/main/java/kaptainwutax/seedcracker/mixin/GameRendererMixin.java b/src/main/java/kaptainwutax/seedcracker/mixin/GameRendererMixin.java new file mode 100644 index 0000000..8bd563f --- /dev/null +++ b/src/main/java/kaptainwutax/seedcracker/mixin/GameRendererMixin.java @@ -0,0 +1,23 @@ +package kaptainwutax.seedcracker.mixin; + +import kaptainwutax.seedcracker.render.RenderTracker; +import net.minecraft.client.render.GameRenderer; +import org.spongepowered.asm.mixin.Mixin; +import org.spongepowered.asm.mixin.injection.At; +import org.spongepowered.asm.mixin.injection.Inject; +import org.spongepowered.asm.mixin.injection.callback.CallbackInfo; + +@Mixin(GameRenderer.class) +public class GameRendererMixin { + + @Inject(method = "renderCenter", at = @At("HEAD")) + private void renderCenterStart(float delta, long time, CallbackInfo ci) { + RenderTracker.get().setTrackRender(true); + } + + @Inject(method = "renderCenter", at = @At("TAIL")) + private void renderCenterFinish(float delta, long time, CallbackInfo ci) { + RenderTracker.get().setTrackRender(false); + } + +} diff --git a/src/main/java/kaptainwutax/seedcracker/render/RenderTracker.java b/src/main/java/kaptainwutax/seedcracker/render/RenderTracker.java new file mode 100644 index 0000000..9bee9dc --- /dev/null +++ b/src/main/java/kaptainwutax/seedcracker/render/RenderTracker.java @@ -0,0 +1,49 @@ +package kaptainwutax.seedcracker.render; + +import java.util.*; + +public class RenderTracker { + + private static RenderTracker INSTANCE = new RenderTracker(); + + private Map> typeRunnableMap = new HashMap<>(); + private boolean trackRender = false; + + public static RenderTracker get() { + return INSTANCE; + } + + public void addRenderRunnable(String type, Runnable runnable) { + Objects.requireNonNull(type); + Objects.requireNonNull(runnable); + + if(!this.typeRunnableMap.containsKey(type)) { + this.typeRunnableMap.put(type, new ArrayList<>()); + } + + List runnableList = this.typeRunnableMap.get(type); + runnableList.add(runnable); + } + + public void removeRenderRunnable(String type, Runnable runnable) { + Objects.requireNonNull(type); + Objects.requireNonNull(runnable); + + if(!this.typeRunnableMap.containsKey(type)) { + return; + } + + List runnableList = this.typeRunnableMap.get(type); + runnableList.remove(runnable); + } + + public void setTrackRender(boolean flag) { + this.trackRender = flag; + } + + public void onRender(String type) { + if(!this.trackRender || !this.typeRunnableMap.containsKey(type))return; + this.typeRunnableMap.get(type).forEach(Runnable::run); + } + +} diff --git a/src/main/java/kaptainwutax/seedcracker/util/Rand.java b/src/main/java/kaptainwutax/seedcracker/util/Rand.java new file mode 100644 index 0000000..cb79f2d --- /dev/null +++ b/src/main/java/kaptainwutax/seedcracker/util/Rand.java @@ -0,0 +1,94 @@ +package kaptainwutax.seedcracker.util; + +import kaptainwutax.seedcracker.util.math.LCG; + +public class Rand implements Cloneable { + + public static final LCG JAVA_LCG = new LCG(0x5DEECE66DL, 0xBL, 1L << 48); + + private long seed; + + public Rand(long seed) { + this.setSeed(seed, true); + } + + public Rand(long seed, boolean scramble) { + this.setSeed(seed, scramble); + } + + public long getSeed() { + return this.seed; + } + + public void setSeed(long seed, boolean scramble) { + this.seed = seed ^ (scramble ? JAVA_LCG.multiplier : 0L); + } + + public int next(int bits) { + this.seed = JAVA_LCG.nextSeed(this.seed); + return (int)(this.seed >>> (48 - bits)); + } + + public boolean nextBoolean() { + return this.next(1) == 1; + } + + public int nextInt() { + return this.next(32); + } + + public int nextInt(int bound) { + if(bound <= 0) { + throw new IllegalArgumentException("bound must be positive"); + } + + if((bound & -bound) == bound) { + return (int)((bound * (long)this.next(31)) >> 31); + } + + int bits, value; + + do { + bits = this.next(31); + value = bits % bound; + } while(bits - value + (bound - 1) < 0); + + return value; + } + + public float nextFloat() { + return this.next(24) / ((float)(1 << 24)); + } + + public long nextLong() { + return ((long)(this.next(32)) << 32) + this.next(32); + } + + public double nextDouble() { + return (((long)this.next(27) << 27) + this.next(27)) / (double)(1L << 54); + } + + @Override + public boolean equals(Object obj) { + if(obj == this)return true; + if(!(obj instanceof Rand))return false; + Rand rand = (Rand)obj; + return rand.getSeed() == this.getSeed(); + } + + @Override + public String toString() { + final StringBuffer sb = new StringBuffer("Rand{"); + sb.append("seed=").append(seed); + sb.append('}'); + return sb.toString(); + } + + @Override + protected Object clone() { + Rand rand = new Rand(this.getSeed(), false); + return rand; + } + +} + diff --git a/src/main/java/kaptainwutax/seedcracker/util/math/LCG.java b/src/main/java/kaptainwutax/seedcracker/util/math/LCG.java new file mode 100644 index 0000000..6b3bc83 --- /dev/null +++ b/src/main/java/kaptainwutax/seedcracker/util/math/LCG.java @@ -0,0 +1,84 @@ +package kaptainwutax.seedcracker.util.math; + +import java.util.Objects; + +public class LCG { + + public final long multiplier; + public final long addend; + public final long modulo; + + private final boolean canMask; + + public LCG(long multiplier, long addend, long modulo) { + this.multiplier = multiplier; + this.addend = addend; + this.modulo = modulo; + + this.canMask = (this.modulo & -this.modulo) == this.modulo; + } + + public long nextSeed(long seed) { + if(this.canMask) { + return (seed * this.multiplier + this.addend) & (this.modulo - 1); + } + + return (seed * this.multiplier + this.addend) % this.modulo; + } + + public LCG combine(long steps) { + long multiplier = 1; + long addend = 0; + + long intermediateMultiplier = this.multiplier; + long intermediateAddend = this.addend; + + for(long k = steps; k != 0; k >>>= 1) { + if((k & 1) != 0) { + multiplier *= intermediateMultiplier; + addend = intermediateMultiplier * addend + intermediateAddend; + } + + intermediateAddend = (intermediateMultiplier + 1) * intermediateAddend; + intermediateMultiplier *= intermediateMultiplier; + } + + if(this.canMask) { + multiplier &= (this.modulo - 1); + addend &= (this.modulo - 1); + } else { + multiplier %= this.modulo; + addend %= this.modulo; + } + + return new LCG(multiplier, addend, this.modulo); + } + + + @Override + public boolean equals(Object obj) { + if(obj == this)return true; + if(!(obj instanceof LCG))return false; + LCG lcg = (LCG)obj; + return this.multiplier == lcg.multiplier && + this.addend == lcg.addend && + this.modulo == lcg.modulo; + } + + @Override + public int hashCode() { + return Objects.hash(this.multiplier, this.addend, this.modulo); + } + + @Override + public String toString() { + final StringBuffer sb = new StringBuffer("LCG{"); + sb.append("multiplier=").append(multiplier); + sb.append(", addend=").append(addend); + sb.append(", modulo=").append(modulo); + sb.append(", canMask=").append(canMask); + sb.append('}'); + return sb.toString(); + } + +} diff --git a/src/main/resources/assets/seedcracker/icon.png b/src/main/resources/assets/seedcracker/icon.png new file mode 100644 index 0000000..047b91f Binary files /dev/null and b/src/main/resources/assets/seedcracker/icon.png differ diff --git a/src/main/resources/fabric.mod.json b/src/main/resources/fabric.mod.json new file mode 100644 index 0000000..2c48cd5 --- /dev/null +++ b/src/main/resources/fabric.mod.json @@ -0,0 +1,35 @@ +{ + "schemaVersion": 1, + "id": "seedcracker", + "version": "0.0.1", + + "name": "Seed Cracker", + "description": "This is an example description! Tell everyone what your mod is about!", + "authors": [ + "KaptainWutax" + ], + "contact": { + "homepage": "https://fabricmc.net/", + "sources": "https://github.com/FabricMC/fabric-example-mod" + }, + + "license": "CC0-1.0", + "icon": "assets/seecracker/icon.png", + + "environment": "*", + "entrypoints": { + "main": [ + "kaptainwutax.seedcracker.SeedCracker" + ] + }, + "mixins": [ + "seedcracker.mixins.json" + ], + + "depends": { + "fabricloader": ">=0.4.0" + }, + "suggests": { + "flamingo": "*" + } +} diff --git a/src/main/resources/seedcracker.mixins.json b/src/main/resources/seedcracker.mixins.json new file mode 100644 index 0000000..a7372b3 --- /dev/null +++ b/src/main/resources/seedcracker.mixins.json @@ -0,0 +1,14 @@ +{ + "required": true, + "package": "kaptainwutax.seedcracker.mixin", + "compatibilityLevel": "JAVA_8", + "mixins": [ + ], + "client": [ + "DisableableProfilerMixin", + "GameRendererMixin" + ], + "injectors": { + "defaultRequire": 1 + } +} diff --git a/taskBuild.bat b/taskBuild.bat new file mode 100644 index 0000000..646a0cb --- /dev/null +++ b/taskBuild.bat @@ -0,0 +1 @@ +gradlew build \ No newline at end of file diff --git a/taskSetup.bat b/taskSetup.bat new file mode 100644 index 0000000..00c514c --- /dev/null +++ b/taskSetup.bat @@ -0,0 +1 @@ +gradlew genSources idea \ No newline at end of file