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Rete-based rule system (Drools) correctly fires the appropriate actions when Player's Profile meets certain criteria, based on the rules in rules/LevelTunerRules.drl.

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This commit is contained in:
Woody Folsom
2012-03-17 18:08:56 -04:00
parent 1d9eae7af0
commit 109c2d099a
14 changed files with 153 additions and 143 deletions
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4
src/dk/itu/mario/engine/ParsedArgs.java
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@@ -13,7 +13,7 @@ public class ParsedArgs {
private boolean custom = false;
private boolean videoCaptureEnabled = false;
private int levelRandSeed = (int) (Math.random() * Integer.MAX_VALUE);
private String generatorClass = "MyLevel";
private String generatorClass = "PCGLevel";
private String videoFileName = "LevelGenerator";
public LevelGenerator createLevelGenerator() {
@@ -22,7 +22,7 @@ public class ParsedArgs {
}
if ("MyLevel".equals(generatorClass)) {
return new MyLevelGenerator();
} else if ("MyNewLevel".equals(generatorClass)) {
} else if ("PCGLevel".equals(generatorClass)) {
return new PCGLevelGenerator();
} else if ("CustomizedLevel".equalsIgnoreCase(generatorClass)) {
return new CustomizedLevelGenerator();

54
src/dk/itu/mario/level/GrammarTuner.java Normal file
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@@ -0,0 +1,54 @@
package dk.itu.mario.level;
import java.io.File;
import org.drools.KnowledgeBase;
import org.drools.KnowledgeBaseFactory;
import org.drools.builder.KnowledgeBuilder;
import org.drools.builder.KnowledgeBuilderFactory;
import org.drools.builder.ResourceType;
import org.drools.io.ResourceFactory;
import org.drools.runtime.StatefulKnowledgeSession;
import dk.itu.mario.level.PlayerProfile;
import dk.itu.mario.level.grammar.LevelGrammar;
public class GrammarTuner {
/**
* @param args
*/
public static void tune(LevelGrammar levelGrammar, PlayerProfile playerProfile, LevelArchetype archetype) {
KnowledgeBase knowledgeBase = createKnowledgeBase();
try {
StatefulKnowledgeSession session = knowledgeBase
.newStatefulKnowledgeSession();
session.insert(playerProfile);
session.fireAllRules();
} catch (RuntimeException rte) {
System.out
.println("Unable to initialize StatefulKnowledgeSession for Rete grammar tuning - all challenges will be enabled! Exception: ");
rte.printStackTrace(System.out);
}
}
private static KnowledgeBase createKnowledgeBase() {
KnowledgeBuilder builder = KnowledgeBuilderFactory
.newKnowledgeBuilder();
File accountRules = new File("rules/LevelTunerRules.drl");
builder.add(ResourceFactory.newFileResource(accountRules),
ResourceType.DRL);
if (builder.hasErrors()) {
throw new RuntimeException(builder.getErrors().toString());
}
KnowledgeBase knowledgeBase = KnowledgeBaseFactory.newKnowledgeBase();
// Add to Knowledge Base packages (rules from the drl file).
knowledgeBase.addKnowledgePackages(builder.getKnowledgePackages());
return knowledgeBase;
}
}

2
src/dk/itu/mario/level/matcher/LevelArchetype.java → src/dk/itu/mario/level/LevelArchetype.java
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@@ -1,4 +1,4 @@
package dk.itu.mario.level.matcher;
package dk.itu.mario.level;
import dk.itu.mario.MarioInterface.LevelInterface;

5
src/dk/itu/mario/level/PCGLevel.java
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@@ -9,13 +9,10 @@ import dk.itu.mario.MarioInterface.LevelInterface;
import dk.itu.mario.engine.DataRecorder;
import dk.itu.mario.engine.sprites.Enemy;
import dk.itu.mario.engine.sprites.SpriteTemplate;
import dk.itu.mario.level.grammar.GrammarTuner;
import dk.itu.mario.level.grammar.LevelGrammar;
import dk.itu.mario.level.grammar.LevelGrammarFactory;
import dk.itu.mario.level.grammar.LevelParseTree;
import dk.itu.mario.level.matcher.ArchetypeMatcher;
import dk.itu.mario.level.matcher.LevelArchetype;
import dk.itu.mario.level.matcher.PlayerProfile;
import dk.itu.mario.level.matcher.ProfileMatcher;
public class PCGLevel extends Level {
@@ -81,7 +78,7 @@ public class PCGLevel extends Level {
System.out
.println("Tuning grammar for PlayerProfile & LevelArchetype using RETE");
grammar = GrammarTuner.tune(grammar, profile, archetype);
GrammarTuner.tune(grammar, profile, archetype);
System.out.println("Creating level.");
create(seed, profile, archetype, grammar);

70
src/dk/itu/mario/level/PlayerProfile.java Normal file
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@@ -0,0 +1,70 @@
package dk.itu.mario.level;
import java.util.HashSet;
import java.util.Set;
public class PlayerProfile {
//From Bartle/Yee models of player psychology: achiever, killer, explorer, manipulator
public enum TYPE { RUNNER, SHOOTER, JUMPER, BUMPER}
//Dreyfus model of skill acquisition:
public enum SKILL_LEVEL { NOVICE, BEGINNER, COMPETENT, PROFICIENT, EXPERT}
private Set<LevelComponent.TYPE> enabledComponents = new HashSet<LevelComponent.TYPE>();
private SKILL_LEVEL skillLevel;
private TYPE type;
public PlayerProfile(SKILL_LEVEL skillLevel, TYPE type) {
this.skillLevel = skillLevel;
this .type = type;
}
public SKILL_LEVEL getSkillLevel() {
return skillLevel;
}
public int getJumpSkill() {
switch (type) {
case JUMPER :
switch (skillLevel) {
case NOVICE :
return 20;
case BEGINNER :
return 40;
case COMPETENT :
return 60;
case PROFICIENT :
return 80;
case EXPERT :
return 100;
default :
return 0;
}
default :
return 0;
}
}
public TYPE getType() {
return type;
}
public void setDisabled(LevelComponent.TYPE type) {
if (enabledComponents.contains(type)) {
System.out.println("Component type disabled: " + type);
enabledComponents.remove(type);
}
}
public void setEnabled(LevelComponent.TYPE type) {
if (!enabledComponents.contains(type)) {
System.out.println("Component type enabled: " + type);
enabledComponents.add(type);
}
}
@Override
public String toString() {
return skillLevel + " " + type;
}
}

10
src/dk/itu/mario/level/grammar/GrammarTuner.java
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@@ -1,10 +0,0 @@
package dk.itu.mario.level.grammar;
import dk.itu.mario.level.matcher.LevelArchetype;
import dk.itu.mario.level.matcher.PlayerProfile;
public class GrammarTuner {
public static LevelGrammar tune(LevelGrammar grammar, PlayerProfile profile, LevelArchetype archetype) {
return grammar;
}
}

4
src/dk/itu/mario/level/grammar/LevelGrammarFactory.java
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@@ -1,7 +1,7 @@
package dk.itu.mario.level.grammar;
import dk.itu.mario.level.matcher.LevelArchetype;
import dk.itu.mario.level.matcher.PlayerProfile;
import dk.itu.mario.level.LevelArchetype;
import dk.itu.mario.level.PlayerProfile;
public class LevelGrammarFactory {

3
src/dk/itu/mario/level/matcher/ArchetypeMatcher.java
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@@ -2,7 +2,8 @@ package dk.itu.mario.level.matcher;
import dk.itu.mario.MarioInterface.GamePlay;
import dk.itu.mario.engine.DataRecorder;
import dk.itu.mario.level.matcher.LevelArchetype.TYPE;
import dk.itu.mario.level.LevelArchetype;
import dk.itu.mario.level.LevelArchetype.TYPE;
public class ArchetypeMatcher {
public static LevelArchetype getMatchingArchetype(GamePlay playerMetrics, DataRecorder detailedInfo) {

29
src/dk/itu/mario/level/matcher/PlayerProfile.java
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@@ -1,29 +0,0 @@
package dk.itu.mario.level.matcher;
public class PlayerProfile {
//From Bartle/Yee models of player psychology: achiever, killer, explorer, manipulator
public enum TYPE { RUNNER, SHOOTER, JUMPER, BUMPER}
//Dreyfus model of skill acquisition:
public enum SKILL_LEVEL { NOVICE, BEGINNER, COMPETENT, PROFICIENT, EXPERT}
private SKILL_LEVEL skillLevel;
private TYPE type;
public PlayerProfile(SKILL_LEVEL skillLevel, TYPE type) {
this.skillLevel = skillLevel;
this .type = type;
}
public SKILL_LEVEL getSkillLevel() {
return skillLevel;
}
public TYPE getType() {
return type;
}
@Override
public String toString() {
return skillLevel + " " + type;
}
}

7
src/dk/itu/mario/level/matcher/ProfileMatcher.java
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@@ -2,12 +2,13 @@ package dk.itu.mario.level.matcher;
import dk.itu.mario.MarioInterface.GamePlay;
import dk.itu.mario.engine.DataRecorder;
import dk.itu.mario.level.matcher.PlayerProfile.SKILL_LEVEL;
import dk.itu.mario.level.matcher.PlayerProfile.TYPE;
import dk.itu.mario.level.PlayerProfile;
import dk.itu.mario.level.PlayerProfile.SKILL_LEVEL;
import dk.itu.mario.level.PlayerProfile.TYPE;
public class ProfileMatcher {
public static PlayerProfile getMatchingProfile(GamePlay playerMetrics, DataRecorder detailedInfo) {
System.out.println("Selecting PlayerProfile based on GamePlay metrics, DataRecorder logs.");
return new PlayerProfile(SKILL_LEVEL.NOVICE, TYPE.RUNNER);
return new PlayerProfile(SKILL_LEVEL.BEGINNER, TYPE.JUMPER);
}
}