Initial commit

common/addons/config-distributors/build.gradle.kts

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+dependencies {
+}

common/addons/config-distributors/src/main/java/com/dfsek/terra/addons/feature/distributor/DistributorAddon.java

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+package com.dfsek.terra.addons.feature.distributor;
+
+import com.dfsek.tectonic.loading.object.ObjectTemplate;
+
+import java.util.function.Supplier;
+
+import com.dfsek.terra.addons.feature.distributor.config.AndDistributorTemplate;
+import com.dfsek.terra.addons.feature.distributor.config.NoiseDistributorTemplate;
+import com.dfsek.terra.addons.feature.distributor.config.OrDistributorTemplate;
+import com.dfsek.terra.addons.feature.distributor.config.PointSetDistributorTemplate;
+import com.dfsek.terra.addons.feature.distributor.config.YesDistributorTemplate;
+import com.dfsek.terra.addons.feature.distributor.util.Point;
+import com.dfsek.terra.addons.feature.distributor.util.PointTemplate;
+import com.dfsek.terra.api.Platform;
+import com.dfsek.terra.api.addon.TerraAddon;
+import com.dfsek.terra.api.addon.annotations.Addon;
+import com.dfsek.terra.api.addon.annotations.Author;
+import com.dfsek.terra.api.addon.annotations.Version;
+import com.dfsek.terra.api.event.events.config.pack.ConfigPackPreLoadEvent;
+import com.dfsek.terra.api.event.functional.FunctionalEventHandler;
+import com.dfsek.terra.api.inject.annotations.Inject;
+import com.dfsek.terra.api.registry.CheckedRegistry;
+import com.dfsek.terra.api.structure.feature.Distributor;
+import com.dfsek.terra.api.util.reflection.TypeKey;
+
+
+@Addon("config-distributors")
+@Version("1.0.0")
+@Author("Terra")
+public class DistributorAddon extends TerraAddon {
+    public static final TypeKey<Supplier<ObjectTemplate<Distributor>>> DISTRIBUTOR_TOKEN = new TypeKey<>() {
+    };
+    @Inject
+    private Platform platform;
+    
+    @Override
+    public void initialize() {
+        platform.getEventManager()
+                .getHandler(FunctionalEventHandler.class)
+                .register(this, ConfigPackPreLoadEvent.class)
+                .then(event -> {
+                CheckedRegistry<Supplier<ObjectTemplate<Distributor>>> distributorRegistry = event.getPack().getOrCreateRegistry(
+                        DISTRIBUTOR_TOKEN);
+                distributorRegistry.register("NOISE", NoiseDistributorTemplate::new);
+                distributorRegistry.register("POINTS", PointSetDistributorTemplate::new);
+                distributorRegistry.register("AND", AndDistributorTemplate::new);
+                distributorRegistry.register("OR", OrDistributorTemplate::new);
+                distributorRegistry.register("YES", YesDistributorTemplate::new);
+                distributorRegistry.register("NO", NoiseDistributorTemplate::new);
+            
+                event.getPack()
+                     .applyLoader(Point.class, PointTemplate::new);
+            })
+                .failThrough();
+    }
+}

common/addons/config-distributors/src/main/java/com/dfsek/terra/addons/feature/distributor/config/AndDistributorTemplate.java

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+package com.dfsek.terra.addons.feature.distributor.config;
+
+import com.dfsek.tectonic.annotations.Value;
+import com.dfsek.tectonic.config.ValidatedConfigTemplate;
+import com.dfsek.tectonic.exception.ValidationException;
+import com.dfsek.tectonic.loading.object.ObjectTemplate;
+
+import java.util.List;
+
+import com.dfsek.terra.api.config.meta.Meta;
+import com.dfsek.terra.api.structure.feature.Distributor;
+
+
+public class AndDistributorTemplate implements ObjectTemplate<Distributor>, ValidatedConfigTemplate {
+    @Value("distributors")
+    private @Meta List<@Meta Distributor> distributors;
+    
+    
+    @Override
+    public Distributor get() {
+        Distributor current = distributors.remove(0);
+        while(!distributors.isEmpty()) {
+            current = current.and(distributors.remove(0));
+        }
+        return current;
+    }
+    
+    @Override
+    public boolean validate() throws ValidationException {
+        if(distributors.isEmpty()) throw new ValidationException("AND Distributor must specify at least 1 distributor.");
+        return true;
+    }
+}

common/addons/config-distributors/src/main/java/com/dfsek/terra/addons/feature/distributor/config/NoDistributorTemplate.java

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+package com.dfsek.terra.addons.feature.distributor.config;
+
+import com.dfsek.tectonic.loading.object.ObjectTemplate;
+
+import com.dfsek.terra.api.structure.feature.Distributor;
+
+
+public class NoDistributorTemplate implements ObjectTemplate<Distributor> {
+    @Override
+    public Distributor get() {
+        return Distributor.no();
+    }
+}

common/addons/config-distributors/src/main/java/com/dfsek/terra/addons/feature/distributor/config/NoiseDistributorTemplate.java

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+package com.dfsek.terra.addons.feature.distributor.config;
+
+import com.dfsek.tectonic.annotations.Default;
+import com.dfsek.tectonic.annotations.Value;
+import com.dfsek.tectonic.loading.object.ObjectTemplate;
+
+import com.dfsek.terra.addons.feature.distributor.distributors.NoiseDistributor;
+import com.dfsek.terra.api.config.meta.Meta;
+import com.dfsek.terra.api.noise.NoiseSampler;
+import com.dfsek.terra.api.structure.feature.Distributor;
+
+
+public class NoiseDistributorTemplate implements ObjectTemplate<Distributor> {
+    @Value("threshold")
+    @Default
+    private @Meta double threshold = 0;
+    @Value("distribution")
+    private @Meta NoiseSampler noise;
+    
+    @Override
+    public Distributor get() {
+        return new NoiseDistributor(noise, threshold);
+    }
+}

common/addons/config-distributors/src/main/java/com/dfsek/terra/addons/feature/distributor/config/OrDistributorTemplate.java

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+package com.dfsek.terra.addons.feature.distributor.config;
+
+import com.dfsek.tectonic.annotations.Value;
+import com.dfsek.tectonic.config.ValidatedConfigTemplate;
+import com.dfsek.tectonic.exception.ValidationException;
+import com.dfsek.tectonic.loading.object.ObjectTemplate;
+
+import java.util.List;
+
+import com.dfsek.terra.api.config.meta.Meta;
+import com.dfsek.terra.api.structure.feature.Distributor;
+
+
+public class OrDistributorTemplate implements ObjectTemplate<Distributor>, ValidatedConfigTemplate {
+    @Value("distributors")
+    private @Meta List<@Meta Distributor> distributors;
+    
+    
+    @Override
+    public Distributor get() {
+        Distributor current = distributors.remove(0);
+        while(!distributors.isEmpty()) {
+            current = current.or(distributors.remove(0));
+        }
+        return current;
+    }
+    
+    @Override
+    public boolean validate() throws ValidationException {
+        if(distributors.isEmpty()) throw new ValidationException("AND Distributor must specify at least 1 distributor.");
+        return true;
+    }
+}

common/addons/config-distributors/src/main/java/com/dfsek/terra/addons/feature/distributor/config/PointSetDistributorTemplate.java

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+package com.dfsek.terra.addons.feature.distributor.config;
+
+import com.dfsek.tectonic.annotations.Value;
+import com.dfsek.tectonic.loading.object.ObjectTemplate;
+
+import java.util.Set;
+
+import com.dfsek.terra.addons.feature.distributor.distributors.PointSetDistributor;
+import com.dfsek.terra.addons.feature.distributor.util.Point;
+import com.dfsek.terra.api.config.meta.Meta;
+import com.dfsek.terra.api.structure.feature.Distributor;
+
+
+public class PointSetDistributorTemplate implements ObjectTemplate<Distributor> {
+    @Value("points")
+    private @Meta Set<@Meta Point> points;
+    
+    @Override
+    public Distributor get() {
+        return new PointSetDistributor(points);
+    }
+}

common/addons/config-distributors/src/main/java/com/dfsek/terra/addons/feature/distributor/config/YesDistributorTemplate.java

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+package com.dfsek.terra.addons.feature.distributor.config;
+
+import com.dfsek.tectonic.loading.object.ObjectTemplate;
+
+import com.dfsek.terra.api.structure.feature.Distributor;
+
+
+public class YesDistributorTemplate implements ObjectTemplate<Distributor> {
+    @Override
+    public Distributor get() {
+        return Distributor.yes();
+    }
+}

common/addons/config-distributors/src/main/java/com/dfsek/terra/addons/feature/distributor/distributors/NoiseDistributor.java

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+package com.dfsek.terra.addons.feature.distributor.distributors;
+
+import com.dfsek.terra.api.noise.NoiseSampler;
+import com.dfsek.terra.api.structure.feature.Distributor;
+
+
+public class NoiseDistributor implements Distributor {
+    private final NoiseSampler sampler;
+    
+    private final double threshold;
+    
+    public NoiseDistributor(NoiseSampler sampler, double threshold) {
+        this.sampler = sampler;
+        this.threshold = threshold;
+    }
+    
+    @Override
+    public boolean matches(int x, int z, long seed) {
+        return sampler.getNoiseSeeded(seed, x, z) > threshold;
+    }
+}

common/addons/config-distributors/src/main/java/com/dfsek/terra/addons/feature/distributor/distributors/PointSetDistributor.java

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+package com.dfsek.terra.addons.feature.distributor.distributors;
+
+import java.util.Set;
+
+import com.dfsek.terra.addons.feature.distributor.util.Point;
+import com.dfsek.terra.api.structure.feature.Distributor;
+
+
+public class PointSetDistributor implements Distributor {
+    private final Set<Point> points;
+    
+    public PointSetDistributor(Set<Point> points) {
+        this.points = points;
+    }
+    
+    @Override
+    public boolean matches(int x, int z, long seed) {
+        return points.contains(new Point(x, z));
+    }
+}

common/addons/config-distributors/src/main/java/com/dfsek/terra/addons/feature/distributor/util/Point.java

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+package com.dfsek.terra.addons.feature.distributor.util;
+
+public class Point {
+    private final int x;
+    private final int z;
+    
+    private final int hash;
+    
+    public Point(int x, int z) {
+        this.x = x;
+        this.z = z;
+        this.hash = 31 * x + z;
+    }
+    
+    public int getX() {
+        return x;
+    }
+    
+    public int getZ() {
+        return z;
+    }
+    
+    @Override
+    public int hashCode() {
+        return hash;
+    }
+    
+    @Override
+    public boolean equals(Object obj) {
+        if(!(obj instanceof Point)) return false;
+        Point that = (Point) obj;
+        return this.x == that.x && this.z == that.z;
+    }
+}

common/addons/config-distributors/src/main/java/com/dfsek/terra/addons/feature/distributor/util/PointTemplate.java

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+package com.dfsek.terra.addons.feature.distributor.util;
+
+import com.dfsek.tectonic.annotations.Value;
+import com.dfsek.tectonic.loading.object.ObjectTemplate;
+
+import com.dfsek.terra.api.config.meta.Meta;
+
+
+public class PointTemplate implements ObjectTemplate<Point> {
+    @Value("x")
+    private @Meta int x;
+    
+    @Value("z")
+    private @Meta int z;
+    
+    @Override
+    public Point get() {
+        return new Point(x, z);
+    }
+}