commit 20eb1e89797f4606b2a71baf4e36ff13cb7c587d Author: Sebastiaan de Schaetzen Date: Mon Dec 15 14:43:40 2025 +0100 Initial commit diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..6cadd06 --- /dev/null +++ b/.gitignore @@ -0,0 +1,33 @@ +.gradle +build/ +!gradle/wrapper/gradle-wrapper.jar +!**/src/main/**/build/ +!**/src/test/**/build/ + +### IntelliJ IDEA ### +.idea + +### Eclipse ### +.apt_generated +.classpath +.factorypath +.project +.settings +.springBeans +.sts4-cache +bin/ +!**/src/main/**/bin/ +!**/src/test/**/bin/ + +### NetBeans ### +/nbproject/private/ +/nbbuild/ +/dist/ +/nbdist/ +/.nb-gradle/ + +### VS Code ### +.vscode/ + +### Mac OS ### +.DS_Store diff --git a/build.gradle.kts b/build.gradle.kts new file mode 100644 index 0000000..614409d --- /dev/null +++ b/build.gradle.kts @@ -0,0 +1,49 @@ +plugins { + id("java") + id("java-library") + id("application") +} + +group = "be.seeseemelk" +version = "1.0-SNAPSHOT" + +val gdxVersion = "1.12.1" +val slf4j = "2.0.17" +val lombokVersion = "1.18.42" +val avajeInjectVersion = "12.1" + +repositories { + mavenCentral() +} + +dependencies { + // Logging + implementation("org.slf4j:slf4j-api:${slf4j}") + runtimeOnly("org.slf4j:slf4j-simple:${slf4j}") + + // Lombok. The plugin cannot be used as the annotation processor *must* run before Avaje's processor. + compileOnly("org.projectlombok:lombok:${lombokVersion}") + annotationProcessor("org.projectlombok:lombok:${lombokVersion}") + testCompileOnly("org.projectlombok:lombok:${lombokVersion}") + testAnnotationProcessor("org.projectlombok:lombok:${lombokVersion}") + + // Dependency Injection + implementation("io.avaje:avaje-config:4.1") + implementation("io.avaje:avaje-inject:${avajeInjectVersion}") + annotationProcessor("io.avaje:avaje-inject-generator:${avajeInjectVersion}") + testImplementation("io.avaje:avaje-inject-test:${avajeInjectVersion}") + testAnnotationProcessor("io.avaje:avaje-inject-generator:${avajeInjectVersion}") + + // LibGDX + api("com.badlogicgames.gdx:gdx:$gdxVersion") + api("com.badlogicgames.gdx:gdx-backend-lwjgl3:$gdxVersion") + api("com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-desktop") + + testImplementation(platform("org.junit:junit-bom:5.10.0")) + testImplementation("org.junit.jupiter:junit-jupiter") + testRuntimeOnly("org.junit.platform:junit-platform-launcher") +} + +tasks.test { + useJUnitPlatform() +} diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000..249e583 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..1c2a2c2 --- /dev/null +++ b/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,6 @@ +#Thu Dec 11 19:38:52 CET 2025 +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-8.14-bin.zip +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/gradlew b/gradlew new file mode 100755 index 0000000..1b6c787 --- /dev/null +++ b/gradlew @@ -0,0 +1,234 @@ +#!/bin/sh + +# +# Copyright © 2015-2021 the original 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 POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# +############################################################################## + +# Attempt to set APP_HOME + +# Resolve links: $0 may be a link +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac +done + +APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit + +APP_NAME="Gradle" +APP_BASE_NAME=${0##*/} + +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD=maximum + +warn () { + echo "$*" +} >&2 + +die () { + echo + echo "$*" + echo + exit 1 +} >&2 + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "$( 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" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac +fi + +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. + +# For Cygwin or MSYS, switch paths to Windows format before running java +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + + # Now convert the arguments - kludge to limit ourselves to /bin/sh + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) + fi + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg + done +fi + +# Collect all arguments for the java command; +# * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of +# shell script including quotes and variable substitutions, so put them in +# double quotes to make sure that they get re-expanded; and +# * put everything else in single quotes, so that it's not re-expanded. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + org.gradle.wrapper.GradleWrapperMain \ + "$@" + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' + +exec "$JAVACMD" "$@" diff --git a/gradlew.bat b/gradlew.bat new file mode 100644 index 0000000..ac1b06f --- /dev/null +++ b/gradlew.bat @@ -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 diff --git a/settings.gradle.kts b/settings.gradle.kts new file mode 100644 index 0000000..234a9fc --- /dev/null +++ b/settings.gradle.kts @@ -0,0 +1 @@ +rootProject.name = "diceos" \ No newline at end of file diff --git a/src/main/java/be/seeseemelk/diceos/Bootloader.java b/src/main/java/be/seeseemelk/diceos/Bootloader.java new file mode 100644 index 0000000..ff4f822 --- /dev/null +++ b/src/main/java/be/seeseemelk/diceos/Bootloader.java @@ -0,0 +1,20 @@ +package be.seeseemelk.diceos; + +import com.badlogic.gdx.backends.lwjgl3.Lwjgl3Application; +import com.badlogic.gdx.backends.lwjgl3.Lwjgl3ApplicationConfiguration; +import com.badlogic.gdx.graphics.glutils.HdpiMode; +import io.avaje.inject.BeanScope; + +public class Bootloader { + public static void main(String[] args) { + try (var beanScope = BeanScope.builder().build()) { + var config = new Lwjgl3ApplicationConfiguration(); + config.setTitle("DiceOS"); + config.setWindowedMode(640+12, 360); +// config.setFullscreenMode(Lwjgl3ApplicationConfiguration.getDisplayMode()); + //config.setResizable(false); + config.setHdpiMode(HdpiMode.Pixels); + new Lwjgl3Application(beanScope.get(DiceOS.class), config); + } + } +} diff --git a/src/main/java/be/seeseemelk/diceos/DiceOS.java b/src/main/java/be/seeseemelk/diceos/DiceOS.java new file mode 100644 index 0000000..c919648 --- /dev/null +++ b/src/main/java/be/seeseemelk/diceos/DiceOS.java @@ -0,0 +1,73 @@ +package be.seeseemelk.diceos; + +import be.seeseemelk.diceos.system.DisplayService; +import be.seeseemelk.diceos.system.OnStartup; +import com.badlogic.gdx.ApplicationAdapter; +import com.badlogic.gdx.graphics.Color; +import com.badlogic.gdx.graphics.Texture; +import com.badlogic.gdx.utils.ScreenUtils; +import com.badlogic.gdx.utils.viewport.FillViewport; +import com.badlogic.gdx.utils.viewport.Viewport; +import io.avaje.inject.Component; +import lombok.RequiredArgsConstructor; +import lombok.extern.slf4j.Slf4j; + +import java.util.List; + +@Slf4j +@Component +@RequiredArgsConstructor +public class DiceOS extends ApplicationAdapter { + private final DisplayService display; + private final List startupTasks; + private Texture background; + private Texture border; + private Viewport viewport; + + @Override + public void create() { + log.info("DiceOS starting..."); + background = new Texture("src/main/resources/background.png"); + border = new Texture("src/main/resources/border.png"); + viewport = new FillViewport(2, 2); + + for (var task : startupTasks) { + task.onStartup(); + } + + log.info("DiceOS started!"); + } + + @Override + public void render() { + display.getScreenBuffer().begin(); + viewport.apply(); + display.getBatch().setProjectionMatrix(viewport.getCamera().combined); + display.getBatch().begin(); + + ScreenUtils.clear(Color.GREEN); + + for (int y = 0; y < display.getHeight(); y += 8) { + for (int x = 0; x < display.getWidth(); x += 8) { + display.draw(background, x, y); + } + } + + var param = new DisplayService.Parameters(); + display.draw(border, 0, 0, param); + param.flipX = true; + display.draw(border, display.getWidth() - 8, 0, param); + param.flipY = true; + display.draw(border, display.getWidth() - 8, display.getHeight() - 8, param); + param.flipX = false; + display.draw(border, 0, display.getHeight() - 8, param); + + display.getBatch().end(); + display.getScreenBuffer().end(); + + display.getBatch().begin(); + display.getBatch().draw(display.getScreenBuffer().getColorBufferTexture(), + 0, 0); + display.getBatch().end(); + } +} diff --git a/src/main/java/be/seeseemelk/diceos/system/DisplayService.java b/src/main/java/be/seeseemelk/diceos/system/DisplayService.java new file mode 100644 index 0000000..d5baa05 --- /dev/null +++ b/src/main/java/be/seeseemelk/diceos/system/DisplayService.java @@ -0,0 +1,53 @@ +package be.seeseemelk.diceos.system; + +import com.badlogic.gdx.graphics.Pixmap; +import com.badlogic.gdx.graphics.Texture; +import com.badlogic.gdx.graphics.g2d.SpriteBatch; +import com.badlogic.gdx.graphics.glutils.FrameBuffer; +import io.avaje.inject.Component; +import lombok.Getter; +import lombok.RequiredArgsConstructor; +import lombok.extern.slf4j.Slf4j; + +@Slf4j +@RequiredArgsConstructor +@Component +public class DisplayService implements OnStartup { + @Getter + private FrameBuffer screenBuffer; + @Getter + private SpriteBatch batch; +// private final GraphicsFactory graphicsFactory; + + @Override + public void onStartup() { + screenBuffer = new FrameBuffer(Pixmap.Format.RGBA8888, getWidth(), getHeight(), false); + batch = new SpriteBatch(); + } + + public int getWidth() { + return 640; + } + + public int getHeight() { + return 360; + } + + public void draw(Texture texture, int x, int y) { + draw(texture, x, y, Parameters.DEFAULT); + } + + public void draw(Texture texture, int x, int y, Parameters params) { + batch.draw(texture, + x, getHeight() - y - texture.getHeight(), texture.getWidth(), texture.getHeight(), + 0, 0, texture.getWidth(), texture.getHeight(), + params.flipX, params.flipY); + } + + public static class Parameters { + public final static Parameters DEFAULT = new Parameters(); + + public boolean flipX; + public boolean flipY; + } +} diff --git a/src/main/java/be/seeseemelk/diceos/system/OnStartup.java b/src/main/java/be/seeseemelk/diceos/system/OnStartup.java new file mode 100644 index 0000000..850f272 --- /dev/null +++ b/src/main/java/be/seeseemelk/diceos/system/OnStartup.java @@ -0,0 +1,8 @@ +package be.seeseemelk.diceos.system; + +/** + * Interface for components that need to perform actions on system startup. + */ +public interface OnStartup { + void onStartup(); +} diff --git a/src/main/java/be/seeseemelk/diceos/system/gfx/Graphics.java b/src/main/java/be/seeseemelk/diceos/system/gfx/Graphics.java new file mode 100644 index 0000000..415eddf --- /dev/null +++ b/src/main/java/be/seeseemelk/diceos/system/gfx/Graphics.java @@ -0,0 +1,17 @@ +package be.seeseemelk.diceos.system.gfx; + +import io.avaje.inject.AssistFactory; +import lombok.RequiredArgsConstructor; + +/** + * Graphics context and rendering utilities. + */ +@RequiredArgsConstructor +@AssistFactory(GraphicsFactory.class) +public class Graphics { +// private final +// +// public void begin() { +// +// } +} diff --git a/src/main/java/be/seeseemelk/diceos/system/gfx/GraphicsFactory.java b/src/main/java/be/seeseemelk/diceos/system/gfx/GraphicsFactory.java new file mode 100644 index 0000000..5fbb67e --- /dev/null +++ b/src/main/java/be/seeseemelk/diceos/system/gfx/GraphicsFactory.java @@ -0,0 +1,5 @@ +package be.seeseemelk.diceos.system.gfx; + +public interface GraphicsFactory { + Graphics create(); +} diff --git a/src/main/java/be/seeseemelk/diceos/system/math/RandomService.java b/src/main/java/be/seeseemelk/diceos/system/math/RandomService.java new file mode 100644 index 0000000..fa0633f --- /dev/null +++ b/src/main/java/be/seeseemelk/diceos/system/math/RandomService.java @@ -0,0 +1,7 @@ +package be.seeseemelk.diceos.system.math; + +import io.avaje.inject.Component; + +@Component +public class RandomService { +} diff --git a/src/main/java/be/seeseemelk/diceos/system/math/ZanzlanzFootballFormula.java b/src/main/java/be/seeseemelk/diceos/system/math/ZanzlanzFootballFormula.java new file mode 100644 index 0000000..370400b --- /dev/null +++ b/src/main/java/be/seeseemelk/diceos/system/math/ZanzlanzFootballFormula.java @@ -0,0 +1,18 @@ +package be.seeseemelk.diceos.system.math; + +/** + * Implementation of the Zanzlanz's Football Formula. + * @see https://www.youtube.com/watch?v=XDsYPXRCXAs + */ +public class ZanzlanzFootballFormula { + private int state = 1; + + /** + * Generates the next pseudo-random number using Zanzlanz's Football Formula. + * + * @return the next pseudo-random number + */ + public void nextIteration() { + state = (state * 25 + 102803) % 236196; + } +} diff --git a/src/main/resources/background.png b/src/main/resources/background.png new file mode 100644 index 0000000..6e7f135 Binary files /dev/null and b/src/main/resources/background.png differ diff --git a/src/main/resources/border.png b/src/main/resources/border.png new file mode 100644 index 0000000..affe349 Binary files /dev/null and b/src/main/resources/border.png differ