Add Floating Islands and material-driven Age features (#45)
Build / build (push) Canceled after 0s

Keep repeated feature and material pages in authored writing, vary their resolved materials, and expose Link Panel modifier variants in creative and JEI. Remove Descriptive Book writing notes and refine Void biome selection.
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dnorberg committed 2026-10-04 10:12:00 -04:00
1 parent 916755e810
commit bb88bad8a6
27 files changed
+588 -138

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@@ -48,7 +48,8 @@ public record AgeBiomeSelection(AgeTraits.BiomeDistribution distribution, List<R
distribution = AgeTraits.BiomeDistribution.SINGLE;
}
if (controller.isEmpty() && !authored.isEmpty()) {
if (distribution == AgeTraits.BiomeDistribution.NATIVE
if (profile.terrain() == AgeRuntimeProfile.Terrain.VOID
|| distribution == AgeTraits.BiomeDistribution.NATIVE
|| (distribution == AgeTraits.BiomeDistribution.SINGLE && authored.size() > 1)) {
distribution = authored.size() == 1 ? AgeTraits.BiomeDistribution.SINGLE
: authored.size() == 2 ? AgeTraits.BiomeDistribution.TILED
@@ -87,7 +88,9 @@ public record AgeBiomeSelection(AgeTraits.BiomeDistribution distribution, List<R
target += new Random(seed ^ 0x42494F4D45434F55L).nextInt(maximum - minimum + 1);
}
}
List<ResourceLocation> filler = new ArrayList<>(availableBiomes);
// An authored Void Age must not acquire The Void as an unrequested second biome.
List<ResourceLocation> filler = profile.terrain() == AgeRuntimeProfile.Terrain.VOID && !authored.isEmpty()
? new ArrayList<>() : new ArrayList<>(availableBiomes);
java.util.Collections.shuffle(filler, new Random(seed ^ 0x42494F4D45504F4FL));
for (ResourceLocation id : filler) {
if (distinct.size() >= target) break;
@@ -1,6 +1,7 @@
package net.dnorberg.rivencraft.book;
import java.util.Objects;
import java.util.List;
import java.util.UUID;
import net.dnorberg.rivencraft.Rivencraft;
import net.minecraft.core.BlockPos;
@@ -19,7 +20,8 @@ public record AgeDefinition(
BlockPos spawn,
AgeTraits traits,
AgeGenerationPlan plan,
@Nullable AgeSeasonMode seasonMode
@Nullable AgeSeasonMode seasonMode,
List<AgeFeatureSelection.Choice> randomFeatures
) {
public static final ResourceLocation RANDOM_VANILLA_PROFILE = ResourceLocation.fromNamespaceAndPath(
Rivencraft.MOD_ID, "random_vanilla"
@@ -32,6 +34,10 @@ public record AgeDefinition(
Objects.requireNonNull(generationProfile, "generationProfile");
Objects.requireNonNull(dimensionId, "dimensionId");
Objects.requireNonNull(traits, "traits");
randomFeatures = List.copyOf(randomFeatures);
if (plan != null && !randomFeatures.isEmpty()) {
throw new IllegalArgumentException("Authored Ages cannot also have random features");
}
if (plan != null && plan.ageSeed() != seed) {
throw new IllegalArgumentException("Age plan seed does not match its Age definition");
}
@@ -41,14 +47,22 @@ public record AgeDefinition(
int generationVersion, long createdGameTime, ResourceLocation dimensionId,
BlockPos spawn, AgeTraits traits) {
this(id, name, seed, generationProfile, generationVersion, createdGameTime,
dimensionId, spawn, traits, null, null);
dimensionId, spawn, traits, null, null, List.of());
}
public AgeDefinition(UUID id, String name, long seed, ResourceLocation generationProfile,
int generationVersion, long createdGameTime, ResourceLocation dimensionId,
BlockPos spawn, AgeTraits traits, AgeGenerationPlan plan) {
this(id, name, seed, generationProfile, generationVersion, createdGameTime,
dimensionId, spawn, traits, plan, null);
dimensionId, spawn, traits, plan, null, List.of());
}
public AgeDefinition(UUID id, String name, long seed, ResourceLocation generationProfile,
int generationVersion, long createdGameTime, ResourceLocation dimensionId,
BlockPos spawn, AgeTraits traits, AgeGenerationPlan plan,
@Nullable AgeSeasonMode seasonMode) {
this(id, name, seed, generationProfile, generationVersion, createdGameTime,
dimensionId, spawn, traits, plan, seasonMode, List.of());
}
public static ResourceLocation dimensionId(UUID ageId) {
@@ -79,6 +93,6 @@ public record AgeDefinition(
public AgeDefinition withSpawn(BlockPos spawn) {
return new AgeDefinition(id, name, seed, generationProfile, generationVersion,
createdGameTime, dimensionId, spawn.immutable(), traits, plan, seasonMode);
createdGameTime, dimensionId, spawn.immutable(), traits, plan, seasonMode, randomFeatures);
}
}
@@ -302,6 +302,8 @@ public final class AgeDimensionService {
private static ChunkGenerator createGenerator(MinecraftServer server, AgeDefinition age) {
AgeRuntimeProfile profile = runtimeProfile(age);
BiomeSource biomeSource = createBiomeSource(server, age, profile);
List<AgeFeatureSelection.Choice> features = age.plan() == null
? age.randomFeatures() : AgeFeatureSelection.resolved(age.plan());
if (profile.terrain() == AgeRuntimeProfile.Terrain.FLAT) {
var settings = FlatLevelGeneratorSettings.getDefault(
server.registryAccess().lookupOrThrow(Registries.BIOME),
@@ -309,7 +311,7 @@ public final class AgeDimensionService {
server.registryAccess().lookupOrThrow(Registries.PLACED_FEATURE)
);
return age.generationVersion() < AgeDefinition.CURRENT_GENERATION_VERSION
? new FlatLevelSource(settings) : new AgeFlatChunkGenerator(biomeSource, settings);
? new FlatLevelSource(settings) : new AgeFlatChunkGenerator(biomeSource, settings, features, age.seed());
}
if (profile.terrain() == AgeRuntimeProfile.Terrain.VOID) {
FlatLevelGeneratorSettings settings = new FlatLevelGeneratorSettings(
@@ -319,7 +321,7 @@ public final class AgeDimensionService {
);
settings.updateLayers();
return age.generationVersion() < AgeDefinition.CURRENT_GENERATION_VERSION
? new FlatLevelSource(settings) : new AgeFlatChunkGenerator(biomeSource, settings);
? new FlatLevelSource(settings) : new AgeFlatChunkGenerator(biomeSource, settings, features, age.seed());
}
var noiseSettings = server.registryAccess().lookupOrThrow(Registries.NOISE_SETTINGS);
@@ -327,7 +329,6 @@ public final class AgeDimensionService {
Registries.NOISE_SETTINGS, profile.noiseSettings());
NoiseGeneratorSettings baseSettings = noiseSettings.getOrThrow(settingsKey).value();
Holder<NoiseGeneratorSettings> settings = Holder.direct(withBiomeMaterialRules(baseSettings));
List<AgeFeatureSelection.Choice> features = AgeFeatureSelection.resolved(age.plan());
return features.isEmpty() ? new NoiseBasedChunkGenerator(biomeSource, settings)
: new AgeFeatureChunkGenerator(biomeSource, settings, features, age.seed());
}
@@ -3,8 +3,12 @@ package net.dnorberg.rivencraft.book;
import com.mojang.serialization.Codec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Random;
import net.dnorberg.rivencraft.writing.BlockSymbolPages;
import net.dnorberg.rivencraft.writing.SymbolSemantics;
import net.dnorberg.rivencraft.writing.WritingGrammar;
@@ -20,6 +24,10 @@ import net.minecraft.world.level.block.Blocks;
/** Validates and freezes supported feature pages and their preceding material modifiers. */
public final class AgeFeatureSelection {
private static final List<ResourceLocation> BLOCK_FEATURES = List.of(id("rocks"), id("floating_islands"));
private static final List<ResourceLocation> FLUID_FEATURES = List.of(
id("surface_lakes"), id("deep_lakes"), id("lava_lakes"));
private AgeFeatureSelection() {}
public record Choice(ResourceLocation id, Optional<ResourceLocation> material) {
@@ -34,9 +42,9 @@ public final class AgeFeatureSelection {
}
public static List<Choice> compile(WritingGrammar.Result writing, AgeRuntimeProfile profile,
AgeBiomeSelection biomes, RegistryAccess registries) {
AgeBiomeSelection biomes, RegistryAccess registries, long ageSeed) {
List<Choice> choices = choices(writing.symbols().stream()
.map(symbol -> symbol.semantics()).toList());
.map(symbol -> symbol.semantics()).toList(), profile, ageSeed);
for (Choice choice : choices) {
String error = error(choice.id(), profile, registries);
if (error == null) error = materialError(choice);
@@ -50,10 +58,15 @@ public final class AgeFeatureSelection {
return choices;
}
private static List<Choice> choices(List<SymbolSemantics> symbols) {
private static List<Choice> choices(List<SymbolSemantics> symbols, AgeRuntimeProfile profile, long ageSeed) {
List<Choice> choices = new ArrayList<>();
ResourceLocation pendingMaterial = null;
for (SymbolSemantics semantics : symbols) {
for (int index = 0; index < symbols.size(); index++) {
SymbolSemantics semantics = symbols.get(index);
if (pendingMaterial != null && semantics.role() != SymbolSemantics.Role.FEATURE) {
choices.add(implied(pendingMaterial, profile, ageSeed, index - 1));
pendingMaterial = null;
}
if (semantics.role() == SymbolSemantics.Role.BLOCK) {
pendingMaterial = ((SymbolSemantics.ResourceValue) semantics.value()).id();
} else if (semantics.role() == SymbolSemantics.Role.FEATURE) {
@@ -62,29 +75,114 @@ public final class AgeFeatureSelection {
pendingMaterial = null;
}
}
if (pendingMaterial != null) choices.add(implied(pendingMaterial, profile, ageSeed, symbols.size() - 1));
return List.copyOf(choices);
}
private static Choice implied(ResourceLocation material, AgeRuntimeProfile profile, long ageSeed, int index) {
List<ResourceLocation> candidates = compatibleFeatures(material, profile);
if (candidates.isEmpty()) throw new IllegalArgumentException("No compatible feature for material "
+ material + " on " + profile.terrain() + " terrain");
long mixed = mix(ageSeed ^ (long) material.hashCode() * 0x9E3779B97F4A7C15L ^ index);
return new Choice(candidates.get(Math.floorMod(mixed, candidates.size())), Optional.of(material));
}
public static boolean supportsUnpairedMaterials(WritingGrammar.Result writing, AgeRuntimeProfile profile) {
List<SymbolSemantics> symbols = writing.symbols().stream().map(symbol -> symbol.semantics()).toList();
ResourceLocation pending = null;
for (SymbolSemantics symbol : symbols) {
if (pending != null && symbol.role() != SymbolSemantics.Role.FEATURE) {
if (compatibleFeatures(pending, profile).isEmpty()) return false;
pending = null;
}
if (symbol.role() == SymbolSemantics.Role.BLOCK)
pending = ((SymbolSemantics.ResourceValue) symbol.value()).id();
else if (symbol.role() == SymbolSemantics.Role.FEATURE) pending = null;
}
return pending == null || !compatibleFeatures(pending, profile).isEmpty();
}
private static List<ResourceLocation> compatibleFeatures(ResourceLocation material, AgeRuntimeProfile profile) {
var block = BuiltInRegistries.BLOCK.getOptional(material);
if (block.isEmpty()) return List.of();
List<ResourceLocation> candidates = BlockSymbolPages.isFluidMaterial(block.orElseThrow())
? FLUID_FEATURES : BlockSymbolPages.isRockMaterial(block.orElseThrow())
? BLOCK_FEATURES : List.of();
return candidates.stream().filter(id -> compatible(id, profile)).toList();
}
private static boolean compatible(ResourceLocation feature, AgeRuntimeProfile profile) {
if (AgeBiomeSelection.isCave(profile)) return false;
return floatingIslands(feature) || profile.terrain() == AgeRuntimeProfile.Terrain.NOISE;
}
public static List<Choice> resolved(AgeGenerationPlan plan) {
if (plan == null) return List.of();
return choices(plan.symbols().stream().map(symbol -> symbol.semantics()).toList()).stream()
.map(choice -> choice.material().isPresent() || !isRock(choice.id()) && !isLake(choice.id())
? choice : new Choice(choice.id(), Optional.of(randomMaterial(plan.ageSeed(), choice.id()))))
.toList();
Map<ResourceLocation, List<ResourceLocation>> materialOrders = new HashMap<>();
Map<ResourceLocation, Integer> occurrences = new HashMap<>();
List<Choice> resolved = new ArrayList<>();
for (Choice choice : choices(plan.symbols().stream().map(symbol -> symbol.semantics()).toList(),
plan.runtimeProfile(), plan.ageSeed())) {
if (choice.material().isPresent()
|| !isRock(choice.id()) && !isLake(choice.id()) && !floatingIslands(choice.id())) {
resolved.add(choice);
continue;
}
List<ResourceLocation> materials = materialOrders.computeIfAbsent(choice.id(),
id -> shuffledMaterials(plan.ageSeed(), id));
int occurrence = occurrences.merge(choice.id(), 1, Integer::sum) - 1;
resolved.add(new Choice(choice.id(), Optional.of(materials.get(occurrence % materials.size()))));
}
return List.copyOf(resolved);
}
private static ResourceLocation randomMaterial(long ageSeed, ResourceLocation feature) {
var category = isRock(feature) ? BlockSymbolPages.CATEGORY : BlockSymbolPages.FLUID_CATEGORY;
List<ResourceLocation> pool = BlockSymbolPages.availableBlocks(category).stream()
.filter(id -> materialError(new Choice(feature, Optional.of(id))) == null).toList();
/** Page-free Ages roll up to two compatible material/feature pairs once at creation. */
public static List<Choice> randomChoices(long ageSeed, AgeRuntimeProfile profile, RegistryAccess registries) {
Random random = new Random(ageSeed ^ 0x4D4154455249414CL);
int count = random.nextInt(3);
List<ResourceLocation> features = new ArrayList<>();
for (ResourceLocation id : BLOCK_FEATURES) if (error(id, profile, registries) == null) features.add(id);
for (ResourceLocation id : FLUID_FEATURES) if (error(id, profile, registries) == null) features.add(id);
Collections.shuffle(features, random);
List<Choice> choices = new ArrayList<>();
for (ResourceLocation feature : features) {
if (choices.size() >= count) break;
var category = isRock(feature) || floatingIslands(feature)
? BlockSymbolPages.CATEGORY : BlockSymbolPages.FLUID_CATEGORY;
List<ResourceLocation> materials = BlockSymbolPages.availableBlocks(category).stream()
.filter(id -> materialError(new Choice(feature, Optional.of(id))) == null).toList();
if (!materials.isEmpty()) choices.add(new Choice(feature,
Optional.of(materials.get(random.nextInt(materials.size())))));
}
return List.copyOf(choices);
}
private static List<ResourceLocation> shuffledMaterials(long ageSeed, ResourceLocation feature) {
var category = isRock(feature) || floatingIslands(feature)
? BlockSymbolPages.CATEGORY : BlockSymbolPages.FLUID_CATEGORY;
List<ResourceLocation> pool = new ArrayList<>(BlockSymbolPages.availableBlocks(category).stream()
.filter(id -> materialError(new Choice(feature, Optional.of(id))) == null).toList());
if (pool.isEmpty()) throw new IllegalStateException("No valid material blocks for " + feature);
long mixed = ageSeed ^ (long) feature.hashCode() * 0x9E3779B97F4A7C15L;
mixed = (mixed ^ mixed >>> 30) * 0xBF58476D1CE4E5B9L;
mixed = (mixed ^ mixed >>> 27) * 0x94D049BB133111EBL;
return pool.get(Math.floorMod(mixed ^ mixed >>> 31, pool.size()));
Collections.shuffle(pool, new Random(mix(ageSeed ^ (long) feature.hashCode() * 0x9E3779B97F4A7C15L)));
return pool;
}
private static long mix(long value) {
value = (value ^ value >>> 30) * 0xBF58476D1CE4E5B9L;
value = (value ^ value >>> 27) * 0x94D049BB133111EBL;
return value ^ value >>> 31;
}
private static ResourceLocation id(String path) {
return ResourceLocation.fromNamespaceAndPath("rivencraft", path);
}
public static String error(ResourceLocation choice, AgeRuntimeProfile profile, RegistryAccess registries) {
if (floatingIslands(choice)) {
if (AgeBiomeSelection.isCave(profile))
return "Feature " + choice + " cannot form above Cave terrain";
return null;
}
if (caves(choice) || ravines(choice)) {
if (profile.terrain() != AgeRuntimeProfile.Terrain.NOISE) {
return "Feature " + choice + " requires noise terrain with stone to carve; not Flat or Void";
@@ -118,7 +216,7 @@ public final class AgeFeatureSelection {
if (block.isEmpty() || block.orElseThrow() == Blocks.AIR) {
return "Feature " + choice.id() + " references missing block material " + material;
}
if (isRock(choice.id())) {
if (isRock(choice.id()) || floatingIslands(choice.id())) {
if (!BlockSymbolPages.isRockMaterial(block.orElseThrow())) {
return "Feature " + choice.id() + " needs a full solid block without a block entity: " + material;
}
@@ -154,6 +252,10 @@ public final class AgeFeatureSelection {
return choice.equals(ResourceLocation.fromNamespaceAndPath("rivencraft", "ravines"));
}
public static boolean floatingIslands(ResourceLocation choice) {
return choice.equals(ResourceLocation.fromNamespaceAndPath("rivencraft", "floating_islands"));
}
public static boolean supportsSurfaceVegetation(ResourceLocation id, RegistryAccess registries) {
var biome = registries.lookupOrThrow(Registries.BIOME)
.get(ResourceKey.create(Registries.BIOME, id));
@@ -65,7 +65,7 @@ public record AgeGenerationPlan(int version, long ageSeed, OrderedWriting writin
AgeRuntimeProfile profile = AgeRuntimeProfiles.profiles().get(selected);
if (profile == null) throw new IllegalArgumentException("Unsupported Age terrain profile " + selected);
AgeBiomeSelection biomes = AgeBiomeSelection.compile(parsed, traits, profile, ageSeed, registries);
AgeFeatureSelection.compile(parsed, profile, biomes, registries);
AgeFeatureSelection.compile(parsed, profile, biomes, registries, ageSeed);
AgeGenerationPlan plan = new AgeGenerationPlan(CURRENT_VERSION, ageSeed, writing,
parsed.symbols().stream().map(symbol -> new ResolvedSymbol(
symbol.index(), symbol.reference(), symbol.semantics())).toList(),
@@ -66,7 +66,22 @@ public final class AgePersistenceGameTests {
new AgeReference(UUID.randomUUID(), "Panel Only"),
new OrderedWriting(List.of(WritingEntry.linkPanel())));
helper.assertTrue(pageFree.plan() == null && panelOnly.plan() == null,
"Old and Link-Panel-only books must retain the random Age path");
"Page-free and Link-Panel-only books must retain the random Age path");
for (AgeDefinition age : List.of(pageFree, panelOnly)) {
helper.assertTrue(age.randomFeatures().size() <= 2,
"A random Age may roll at most two material features");
for (AgeFeatureSelection.Choice choice : age.randomFeatures()) {
helper.assertTrue(choice.material().isPresent()
&& AgeFeatureSelection.materialError(choice) == null,
"Random features must each carry a valid block or fluid material");
}
}
AgeRegistrySavedData registry = AgeRegistrySavedData.get(helper.getLevel());
var restored = AgeRegistrySavedData.load(
registry.save(new CompoundTag(), helper.getLevel().registryAccess()),
helper.getLevel().registryAccess());
helper.assertValueEqual(restored.find(pageFree.id()).orElseThrow().randomFeatures(),
pageFree.randomFeatures(), "Random material features must survive a saved-data round trip");
helper.succeed();
}
@@ -33,6 +33,7 @@ public final class AgeRegistrySavedData extends SavedData {
private static final String SPAWN_Z_TAG = "SpawnZ";
private static final String TRAITS_TAG = "Traits";
private static final String PLAN_TAG = "GenerationPlan";
private static final String RANDOM_FEATURES_TAG = "RandomFeatures";
private static final String SEASON_MODE_TAG = "SeasonMode";
private static final String BIOME_DISTRIBUTION_TAG = "BiomeDistribution";
private static final String LIGHTING_TAG = "Lighting";
@@ -133,7 +134,9 @@ public final class AgeRegistrySavedData extends SavedData {
null,
AgeEnvironmentCompiler.apply(plan, traits),
plan,
AgeSeasonMode.select(plan, seed, ModList.get().isLoaded("sereneseasons"))
AgeSeasonMode.select(plan, seed, ModList.get().isLoaded("sereneseasons")),
plan == null ? AgeFeatureSelection.randomChoices(seed,
AgeRuntimeProfiles.resolve(seedProfile), registries) : List.of()
);
ages.put(created.id(), created);
setDirty();
@@ -179,7 +182,8 @@ public final class AgeRegistrySavedData extends SavedData {
entry.contains(PLAN_TAG, CompoundTag.TAG_COMPOUND)
? AgeGenerationPlan.load(entry.getCompound(PLAN_TAG)) : null,
entry.contains(SEASON_MODE_TAG, CompoundTag.TAG_STRING)
? AgeSeasonMode.parseOrNull(entry.getString(SEASON_MODE_TAG)) : null
? AgeSeasonMode.parseOrNull(entry.getString(SEASON_MODE_TAG)) : null,
readRandomFeatures(entry)
));
}
return data;
@@ -213,6 +217,16 @@ public final class AgeRegistrySavedData extends SavedData {
traits.putFloat(CELESTIAL_PHASE_TAG, age.traits().celestialPhase());
entry.put(TRAITS_TAG, traits);
if (age.plan() != null) entry.put(PLAN_TAG, age.plan().save());
if (!age.randomFeatures().isEmpty()) {
ListTag featureTags = new ListTag();
for (AgeFeatureSelection.Choice choice : age.randomFeatures()) {
CompoundTag feature = new CompoundTag();
feature.putString("Id", choice.id().toString());
choice.material().ifPresent(id -> feature.putString("Material", id.toString()));
featureTags.add(feature);
}
entry.put(RANDOM_FEATURES_TAG, featureTags);
}
if (age.seasonMode() != null) entry.putString(SEASON_MODE_TAG, age.seasonMode().name());
serializedAges.add(entry);
});
@@ -220,6 +234,18 @@ public final class AgeRegistrySavedData extends SavedData {
return tag;
}
private static List<AgeFeatureSelection.Choice> readRandomFeatures(CompoundTag age) {
ListTag tags = age.getList(RANDOM_FEATURES_TAG, CompoundTag.TAG_COMPOUND);
List<AgeFeatureSelection.Choice> features = new java.util.ArrayList<>();
for (int index = 0; index < tags.size(); index++) {
CompoundTag item = tags.getCompound(index);
features.add(new AgeFeatureSelection.Choice(ResourceLocation.parse(item.getString("Id")),
item.contains("Material", CompoundTag.TAG_STRING)
? Optional.of(ResourceLocation.parse(item.getString("Material"))) : Optional.empty()));
}
return List.copyOf(features);
}
private static AgeTraits readTraits(CompoundTag age) {
if (!age.contains(TRAITS_TAG, CompoundTag.TAG_COMPOUND)) {
return AgeTraits.LEGACY_DEFAULTS;
@@ -72,13 +72,17 @@ public final class AgeRuntimeProfiles {
List<ResourceLocation> features = parsed.symbols().stream()
.filter(symbol -> symbol.semantics().role() == SymbolSemantics.Role.FEATURE)
.map(symbol -> ((SymbolSemantics.ResourceValue) symbol.semantics().value()).id()).toList();
if (features.isEmpty() || PROFILES.isEmpty()) return selected;
boolean hasMaterial = parsed.symbols().stream().anyMatch(symbol ->
symbol.semantics().role() == SymbolSemantics.Role.BLOCK);
if ((features.isEmpty() && !hasMaterial) || PROFILES.isEmpty()) return selected;
AgeRuntimeProfile initial = PROFILES.get(selected);
if (initial != null && features.stream().allMatch(id ->
AgeFeatureSelection.error(id, initial, registries) == null)) return selected;
AgeFeatureSelection.error(id, initial, registries) == null)
&& AgeFeatureSelection.supportsUnpairedMaterials(parsed, initial)) return selected;
List<ResourceLocation> compatible = PROFILES.entrySet().stream()
.filter(entry -> features.stream().allMatch(id ->
AgeFeatureSelection.error(id, entry.getValue(), registries) == null))
AgeFeatureSelection.error(id, entry.getValue(), registries) == null)
&& AgeFeatureSelection.supportsUnpairedMaterials(parsed, entry.getValue()))
.map(Map.Entry::getKey).sorted().toList();
return compatible.isEmpty() ? selected
: compatible.get(Math.floorMod(Long.hashCode(seed), compatible.size()));
@@ -31,7 +31,8 @@ public final class FeatureWritingGameTests {
var registries = helper.getLevel().registryAccess();
Set<String> pages = Set.of("feature/caves", "feature/flowers", "feature/trees",
"feature/huge_trees", "feature/rocks", "feature/lava_lakes",
"feature/surface_lakes", "feature/deep_lakes", "feature/ravines");
"feature/surface_lakes", "feature/deep_lakes", "feature/ravines",
"feature/floating_islands");
helper.assertTrue(PageItem.bundledCreativeSymbols().containsAll(pages),
"Supported feature pages must appear in the creative and JEI symbol feed");
for (String path : pages) {
@@ -57,7 +58,8 @@ public final class FeatureWritingGameTests {
helper.assertValueEqual(AgeFeatureSelection.resolved(AgeGenerationPlan.load(plan.save())),
AgeFeatureSelection.resolved(plan), "Features must survive the saved-plan round trip");
for (AgeFeatureSelection.Choice choice : AgeFeatureSelection.resolved(plan)) {
if (AgeFeatureSelection.caves(choice.id()) || AgeFeatureSelection.ravines(choice.id())) continue;
if (AgeFeatureSelection.caves(choice.id()) || AgeFeatureSelection.ravines(choice.id())
|| AgeFeatureSelection.floatingIslands(choice.id())) continue;
var placement = AgeFeatureSelection.placedFeature(choice.id());
helper.assertTrue(registries.lookupOrThrow(Registries.PLACED_FEATURE)
.get(ResourceKey.create(Registries.PLACED_FEATURE, placement)).isPresent(),
@@ -92,11 +94,78 @@ public final class FeatureWritingGameTests {
AgeBiomeSelection.compile(net.dnorberg.rivencraft.writing.WritingGrammar.parse(
new OrderedWriting(List.of(panel(), page("terrain/standard"), page("feature/flowers")))),
AgeTraits.select(87L), AgeRuntimeProfiles.resolve(AgeGenerationProfiles.STANDARD),
87L, registries), registries).contains(choice("flowers")),
87L, registries), registries, 87L).contains(choice("flowers")),
"A valid surface feature must still compile");
helper.succeed();
}
@GameTest(template = "empty")
public static void floatingIslandsAreAdditiveAcrossSupportedTerrains(GameTestHelper helper) {
for (String terrain : List.of("standard", "amplified", "flat", "void")) {
OrderedWriting writing = new OrderedWriting(List.of(panel(), page("terrain/" + terrain),
page("feature/floating_islands")));
AgeGenerationPlan plan = AgeGenerationPlan.compile(writing, 450L, AgeGenerationProfiles.STANDARD,
AgeTraits.select(450L), helper.getLevel().registryAccess());
helper.assertValueEqual(plan.authoredTerrain(), id(terrain),
"Floating Islands must not replace the terrain page");
List<AgeFeatureSelection.Choice> resolved = AgeFeatureSelection.resolved(plan);
helper.assertValueEqual(resolved.stream().map(AgeFeatureSelection.Choice::id).toList(),
List.of(id("floating_islands")),
"The island feature must be frozen independently of terrain");
helper.assertTrue(resolved.getFirst().material().isPresent()
&& AgeFeatureSelection.materialError(resolved.getFirst()) == null,
"An unmodified island feature must choose a valid full-block material");
helper.assertValueEqual(AgeFeatureSelection.resolved(AgeGenerationPlan.load(plan.save())),
resolved, "The seeded island material must survive an Age reload");
}
rejects(helper, new OrderedWriting(List.of(panel(), page("terrain/cave"),
page("feature/floating_islands"))), "cannot form above Cave terrain");
OrderedWriting materialWriting = new OrderedWriting(List.of(panel(), page("terrain/flat"),
block("glowstone"), page("feature/floating_islands")));
AgeGenerationPlan materialPlan = AgeGenerationPlan.compile(materialWriting, 450L,
AgeGenerationProfiles.STANDARD, AgeTraits.select(450L), helper.getLevel().registryAccess());
helper.assertValueEqual(AgeFeatureSelection.resolved(materialPlan), List.of(
new AgeFeatureSelection.Choice(id("floating_islands"), Optional.of(
ResourceLocation.withDefaultNamespace("glowstone")))),
"A preceding full-block page must set the island interior");
AgeGenerationPlan randomPlan = AgeGenerationPlan.compile(new OrderedWriting(List.of(panel())),
450L, AgeGenerationProfiles.STANDARD, AgeTraits.select(450L),
helper.getLevel().registryAccess());
helper.assertValueEqual(AgeFeatureSelection.resolved(randomPlan), List.of(),
"A page-free plan must not implicitly author Floating Islands");
helper.succeed();
}
@GameTest(template = "empty")
public static void voidBiomesAreIndependentOfFloatingIslands(GameTestHelper helper) {
OrderedWriting voidDefault = new OrderedWriting(List.of(panel(), page("terrain/void")));
AgeGenerationPlan voidDefaultPlan = AgeGenerationPlan.compile(voidDefault, 450L,
AgeGenerationProfiles.STANDARD, AgeTraits.select(450L), helper.getLevel().registryAccess());
helper.assertValueEqual(voidDefaultPlan.biomeSelection().biomes(),
List.of(net.minecraft.world.level.biome.Biomes.THE_VOID.location()),
"Void terrain without biome pages must keep The Void biome");
OrderedWriting voidDesert = new OrderedWriting(List.of(panel(), page("terrain/void"),
page("biome/desert"), page("biome/single")));
AgeGenerationPlan voidDesertPlan = AgeGenerationPlan.compile(voidDesert, 450L,
AgeGenerationProfiles.STANDARD, AgeTraits.select(450L), helper.getLevel().registryAccess());
helper.assertValueEqual(voidDesertPlan.biomeSelection().biomes(),
List.of(net.minecraft.world.level.biome.Biomes.DESERT.location()),
"An authored biome must override The Void even with no generated blocks");
helper.assertValueEqual(AgeGenerationPlan.load(voidDesertPlan.save()).biomeSelection(),
voidDesertPlan.biomeSelection(), "The Void Age biome must survive reload");
OrderedWriting voidDesertWithoutController = new OrderedWriting(List.of(panel(),
page("terrain/void"), page("biome/desert")));
AgeGenerationPlan implicitSinglePlan = AgeGenerationPlan.compile(voidDesertWithoutController, 450L,
AgeGenerationProfiles.STANDARD, AgeTraits.select(450L), helper.getLevel().registryAccess());
helper.assertValueEqual(implicitSinglePlan.biomeSelection().biomes(),
List.of(net.minecraft.world.level.biome.Biomes.DESERT.location()),
"A Void Age with one authored biome must not add The Void as filler");
rejects(helper, new OrderedWriting(List.of(panel(), page("terrain/void"),
page("biome/desert"), page("biome/tiny"))),
"requires 2 distinct biomes");
helper.succeed();
}
@GameTest(template = "empty")
public static void blockPagesModifyFeaturesAndSurviveReload(GameTestHelper helper) {
var stone = ResourceLocation.withDefaultNamespace("stone");
@@ -146,7 +215,45 @@ public final class FeatureWritingGameTests {
}
@GameTest(template = "empty")
public static void incompatibleAndMisplacedBlockPagesAreRejected(GameTestHelper helper) {
public static void repeatedMaterialAndFeaturePagesRemainInWrittenPlan(GameTestHelper helper) {
OrderedWriting writing = new OrderedWriting(List.of(panel(), page("terrain/standard"),
block("stone"), block("stone"), page("feature/rocks"), page("feature/rocks")));
AgeGenerationPlan plan = AgeGenerationPlan.compile(writing, 87L, AgeGenerationProfiles.STANDARD,
AgeTraits.select(87L), helper.getLevel().registryAccess());
helper.assertValueEqual(plan.writing(), writing,
"Binding must keep every repeated material and feature page in order");
helper.assertValueEqual(plan.symbols().size(), 5,
"The frozen plan must retain both material pages and both feature pages");
List<AgeFeatureSelection.Choice> choices = AgeFeatureSelection.resolved(plan);
helper.assertValueEqual(choices.size(), 3,
"The first material gains an inferred feature; both authored features remain");
helper.assertValueEqual(choices.get(1), new AgeFeatureSelection.Choice(id("rocks"),
Optional.of(ResourceLocation.withDefaultNamespace("stone"))),
"The second material must modify the first authored Rocks page");
helper.assertValueEqual(choices.get(2).id(), id("rocks"),
"The repeated Rocks page must remain a second feature choice");
helper.assertValueEqual(AgeFeatureSelection.resolved(AgeGenerationPlan.load(plan.save())), choices,
"Repeated pages and their feature choices must survive a plan reload");
helper.succeed();
}
@GameTest(template = "empty")
public static void repeatedUnmodifiedRocksChooseDistinctMaterials(GameTestHelper helper) {
OrderedWriting writing = new OrderedWriting(List.of(panel(), page("terrain/standard"),
page("feature/rocks"), page("feature/rocks"), page("feature/rocks"), page("feature/rocks")));
AgeGenerationPlan plan = AgeGenerationPlan.compile(writing, 87L, AgeGenerationProfiles.STANDARD,
AgeTraits.select(87L), helper.getLevel().registryAccess());
List<AgeFeatureSelection.Choice> choices = AgeFeatureSelection.resolved(plan);
helper.assertValueEqual(choices.size(), 4, "All four Rocks pages must survive binding");
helper.assertValueEqual(choices.stream().map(AgeFeatureSelection.Choice::material).distinct().count(), 4L,
"Each repeated unmodified Rocks page must receive a distinct material");
helper.assertValueEqual(AgeFeatureSelection.resolved(AgeGenerationPlan.load(plan.save())), choices,
"The four materials must remain stable after reloading the Age plan");
helper.succeed();
}
@GameTest(template = "empty")
public static void incompatibleAndUnpairedMaterialPages(GameTestHelper helper) {
helper.assertTrue(AgeFeatureSelection.materialError(new AgeFeatureSelection.Choice(
id("rocks"), Optional.of(ResourceLocation.withDefaultNamespace("torch"))))
.contains("full solid block"),
@@ -155,8 +262,26 @@ public final class FeatureWritingGameTests {
block("stone"), page("feature/surface_lakes"))), "source-fluid block");
rejects(helper, new OrderedWriting(List.of(panel(), page("terrain/standard"),
block("stone"), page("feature/trees"))), "cannot consume a material page");
rejects(helper, new OrderedWriting(List.of(panel(), page("terrain/standard"),
block("stone"))), "immediately before a compatible feature");
for (String material : List.of("stone", "water")) {
OrderedWriting writing = new OrderedWriting(List.of(panel(), page("terrain/standard"),
block(material)));
AgeGenerationPlan plan = AgeGenerationPlan.compile(writing, 87L, AgeGenerationProfiles.STANDARD,
AgeTraits.select(87L), helper.getLevel().registryAccess());
List<AgeFeatureSelection.Choice> choices = AgeFeatureSelection.resolved(plan);
helper.assertValueEqual(choices.size(), 1, "An unpaired material page must gain one feature");
helper.assertValueEqual(choices.getFirst().material(),
Optional.of(ResourceLocation.withDefaultNamespace(material)),
"The inferred feature must consume the authored material");
helper.assertTrue(material.equals("water")
? AgeFeatureSelection.isLake(choices.getFirst().id())
: AgeFeatureSelection.isRock(choices.getFirst().id())
|| AgeFeatureSelection.floatingIslands(choices.getFirst().id()),
"The inferred feature must accept the material type");
helper.assertValueEqual(AgeFeatureSelection.resolved(AgeGenerationPlan.load(plan.save())), choices,
"The inferred feature must be deterministic across a plan reload");
}
rejects(helper, new OrderedWriting(List.of(panel(), page("terrain/void"), block("water"))),
"No compatible feature for material");
helper.succeed();
}
@@ -93,9 +93,9 @@ public final class ClientBookInteractionHandler {
}
minecraft.setScreen(payload.fromStand()
? new DescriptiveBookScreen(payload.source().pos(), payload.book(), payload.traits(),
payload.writingSymbols(), payload.diagnostics())
payload.writingSymbols())
: new DescriptiveBookScreen(hand, payload.book(), payload.traits(),
payload.writingSymbols(), payload.diagnostics()));
payload.writingSymbols()));
});
}
}
@@ -16,7 +16,6 @@ import net.dnorberg.rivencraft.registry.ModDataComponents;
import net.dnorberg.rivencraft.writing.OrderedWriting;
import net.dnorberg.rivencraft.writing.SymbolDisplayMetadata;
import net.dnorberg.rivencraft.writing.WritingEntry;
import net.dnorberg.rivencraft.writing.WritingGrammar;
import net.dnorberg.rivencraft.client.preview.DestinationPreviewRenderer;
import net.dnorberg.rivencraft.client.preview.DestinationPreviewRenderers;
import net.minecraft.core.BlockPos;
@@ -45,7 +44,6 @@ public final class DescriptiveBookScreen extends Screen implements ExplorableBoo
private static final int LINK_PANEL_Y = 20;
private static final int LINK_PANEL_WIDTH = 132;
private static final int LINK_PANEL_HEIGHT = 83;
private static final int DIAGNOSTICS_PER_PAGE = 2;
private static final Component EXPLORE_ICON = Component.literal("👁");
private final AgeReference age;
@@ -53,7 +51,6 @@ public final class DescriptiveBookScreen extends Screen implements ExplorableBoo
private final AgeTraits traits;
private final OrderedWriting writing;
private final List<SymbolDisplayMetadata> writingSymbols;
private final List<WritingGrammar.Diagnostic> diagnostics;
private final boolean pageFree;
private final String author;
private final InteractionHand hand;
@@ -67,15 +64,13 @@ public final class DescriptiveBookScreen extends Screen implements ExplorableBoo
private boolean movingToExploreOverlay;
public DescriptiveBookScreen(InteractionHand hand, ItemStack book, @Nullable AgeTraits traits,
List<SymbolDisplayMetadata> writingSymbols,
List<WritingGrammar.Diagnostic> diagnostics) {
List<SymbolDisplayMetadata> writingSymbols) {
super(book.getHoverName());
age = book.get(ModDataComponents.AGE_REFERENCE.get());
generationProfile = book.get(ModDataComponents.AGE_GENERATION_PROFILE.get());
this.traits = traits;
writing = book.getOrDefault(ModDataComponents.BOOK_WRITING.get(), OrderedWriting.EMPTY);
this.writingSymbols = List.copyOf(writingSymbols);
this.diagnostics = List.copyOf(diagnostics);
pageFree = writing.entries().stream().noneMatch(entry -> entry.kind() == WritingEntry.Kind.SYMBOL);
author = book.get(ModDataComponents.BOOK_AUTHOR.get());
this.hand = hand;
@@ -83,15 +78,13 @@ public final class DescriptiveBookScreen extends Screen implements ExplorableBoo
}
public DescriptiveBookScreen(BlockPos bookStandPos, ItemStack book, @Nullable AgeTraits traits,
List<SymbolDisplayMetadata> writingSymbols,
List<WritingGrammar.Diagnostic> diagnostics) {
List<SymbolDisplayMetadata> writingSymbols) {
super(book.getHoverName());
age = book.get(ModDataComponents.AGE_REFERENCE.get());
generationProfile = book.get(ModDataComponents.AGE_GENERATION_PROFILE.get());
this.traits = traits;
writing = book.getOrDefault(ModDataComponents.BOOK_WRITING.get(), OrderedWriting.EMPTY);
this.writingSymbols = List.copyOf(writingSymbols);
this.diagnostics = List.copyOf(diagnostics);
pageFree = writing.entries().stream().noneMatch(entry -> entry.kind() == WritingEntry.Kind.SYMBOL);
author = book.get(ModDataComponents.BOOK_AUTHOR.get());
hand = InteractionHand.MAIN_HAND;
@@ -173,13 +166,6 @@ public final class DescriptiveBookScreen extends Screen implements ExplorableBoo
else if (pageIndex < pageCount() && mouseX >= left + 293 && mouseX < left + 320)
graphics.renderTooltip(font, Component.translatable("screen.rivencraft.book.next_page"), mouseX, mouseY);
}
if (pageIndex > 0 && pageIndex < writing.entries().size()
&& mouseX >= left + 285 && mouseX < left + 306
&& mouseY >= top + 149 && mouseY < top + 169) {
diagnostics.stream().filter(diagnostic -> diagnostic.index() == pageIndex)
.findFirst().ifPresent(diagnostic -> graphics.renderTooltip(font,
Component.literal(diagnostic.message()), mouseX, mouseY));
}
if (pageIndex == 0 && age != null && !pageFree && traits != null
&& mouseX >= left + 38 && mouseX < left + 154
&& mouseY >= top + 38 && mouseY < top + 67) {
@@ -222,9 +208,6 @@ public final class DescriptiveBookScreen extends Screen implements ExplorableBoo
} else if (pageIndex < writing.entries().size()) {
LegacyBookArtwork.drawFullPage(graphics, left, top);
renderWrittenPage(graphics, left, top);
} else if (!diagnostics.isEmpty()) {
LegacyBookArtwork.drawFullPage(graphics, left, top);
renderDiagnosticsPage(graphics, left, top);
}
String counter = pageIndex + "/" + pageCount();
graphics.drawString(font, counter, left + 165 - font.width(counter) / 2,
@@ -233,9 +216,7 @@ public final class DescriptiveBookScreen extends Screen implements ExplorableBoo
private int pageCount() {
// Older page-free Descriptive Books do not have a BOOK_WRITING component.
int authoredPages = Math.max(1, writing.entries().size() - 1);
return authoredPages + (diagnostics.isEmpty() ? 0
: (diagnostics.size() + DIAGNOSTICS_PER_PAGE - 1) / DIAGNOSTICS_PER_PAGE);
return Math.max(1, writing.entries().size() - 1);
}
private void renderFirstPageText(GuiGraphics graphics, int left, int top) {
@@ -298,28 +279,6 @@ public final class DescriptiveBookScreen extends Screen implements ExplorableBoo
x, top + 151, 126, UNRESOLVED_TEXT_COLOR);
}
graphics.disableScissor();
if (diagnostics.stream().anyMatch(diagnostic -> diagnostic.index() == pageIndex)) {
graphics.drawString(font, "!", left + 293, top + 153, UNRESOLVED_TEXT_COLOR, false);
}
}
private void renderDiagnosticsPage(GuiGraphics graphics, int left, int top) {
drawWrappedWithoutShadow(graphics, Component.translatable("screen.rivencraft.age.writing_notes"),
left + 176, top + 35, 126);
int start = (pageIndex - Math.max(1, writing.entries().size() - 1) - 1) * DIAGNOSTICS_PER_PAGE;
int y = top + 52;
graphics.enableScissor(left + 174, top + 50, left + 306, top + 173);
for (int index = start; index < Math.min(start + DIAGNOSTICS_PER_PAGE, diagnostics.size()); index++) {
WritingGrammar.Diagnostic diagnostic = diagnostics.get(index);
int color = diagnostic.error() ? UNRESOLVED_TEXT_COLOR : BOOK_TEXT_COLOR;
Component label = diagnostic.index() < 0
? Component.translatable("screen.rivencraft.age.writing_general")
: Component.translatable("screen.rivencraft.age.writing_page", diagnostic.index() + 1);
y = drawWrappedWithoutShadow(graphics, label, left + 176, y, 126, color) + 3;
y = drawWrappedWithoutShadow(graphics, Component.literal(diagnostic.message()),
left + 176, y, 126, color) + 10;
}
graphics.disableScissor();
}
private void turnPage(int direction) {
@@ -68,7 +68,7 @@ public final class RivencraftJeiPlugin implements IModPlugin {
@Override
public void registerExtraIngredients(IExtraIngredientRegistration registration) {
List<ItemStack> pages = new ArrayList<>();
pages.add(PageItem.createLinkPanelPage());
pages.addAll(PageItem.creativeLinkPanelPages());
var connection = Minecraft.getInstance().getConnection();
if (connection != null) {
pages.addAll(PageItem.creativeSymbolPages(connection.registryAccess()));
@@ -5,8 +5,10 @@ import com.mojang.serialization.JsonOps;
import io.netty.buffer.Unpooled;
import java.util.Arrays;
import java.util.List;
import java.util.Set;
import java.util.UUID;
import net.dnorberg.rivencraft.book.AgeReference;
import net.dnorberg.rivencraft.book.LinkProperties;
import net.dnorberg.rivencraft.writing.OrderedWriting;
import net.dnorberg.rivencraft.writing.PageContent;
import net.dnorberg.rivencraft.writing.SymbolCatalog;
@@ -42,6 +44,20 @@ public final class WritingDataGameTests {
private WritingDataGameTests() {
}
@GameTest(template = "empty")
public static void creativeLinkPanelsIncludeEveryActiveModifierCombination(GameTestHelper helper) {
List<ItemStack> pages = PageItem.creativeLinkPanelPages();
helper.assertValueEqual(pages.size(), 8, "The base panel and seven modifier combinations must be listed");
helper.assertTrue(pages.stream().allMatch(page -> PageItem.content(page).kind()
== PageContent.Kind.LINK_PANEL), "All variants must be usable Link Panels");
Set<Integer> flags = pages.stream().map(page -> page.getOrDefault(
ModDataComponents.LINK_PROPERTIES.get(), LinkProperties.NONE).flags())
.collect(java.util.stream.Collectors.toSet());
helper.assertValueEqual(flags, Set.of(0, 1, 4, 8, 5, 9, 12, 13),
"Every active modifier combination must be represented exactly once");
helper.succeed();
}
@GameTest(template = "empty")
public static void orderedWritingPreservesKnownUnknownAndLinkPanelEntries(GameTestHelper helper) {
SymbolReference known = reference("rivencraft:terrain/standard");
@@ -99,8 +99,11 @@ public final class WritingGrammarGameTests {
WritingEntry.symbol(nativeBiomes)), WritingGrammar.Code.CONFLICT);
assertCode(helper, parse(resolver, WritingEntry.linkPanel(), WritingEntry.symbol(plains),
WritingEntry.symbol(forest), WritingEntry.symbol(single)), WritingGrammar.Code.CONFLICT);
assertCode(helper, parse(resolver, WritingEntry.linkPanel(), WritingEntry.symbol(caves),
WritingEntry.symbol(caves)), WritingGrammar.Code.DUPLICATE);
WritingGrammar.Result repeatedFeatures = parse(resolver, WritingEntry.linkPanel(),
WritingEntry.symbol(caves), WritingEntry.symbol(caves));
helper.assertTrue(repeatedFeatures.canCreate(), "Repeated feature pages must remain authorable");
helper.assertValueEqual(repeatedFeatures.symbols().size(), 2,
"Repeated feature pages must remain separate ordered symbols");
assertCode(helper, parse(resolver, WritingEntry.linkPanel(), WritingEntry.symbol(ref("test:missing"))),
WritingGrammar.Code.UNRESOLVED);
assertCode(helper, parse(resolver, WritingEntry.linkPanel(), WritingEntry.symbol(displayOnly)),
@@ -210,6 +210,27 @@ public final class PageItem extends Item {
return create(PageContent.LINK_PANEL);
}
/** Every Link Panel modifier combination the Ink Mixer can produce. */
public static List<ItemStack> creativeLinkPanelPages() {
int[] flags = {
0,
LinkProperties.DISARM,
LinkProperties.MAINTAIN_MOMENTUM,
LinkProperties.INTRA_LINKING,
LinkProperties.DISARM | LinkProperties.MAINTAIN_MOMENTUM,
LinkProperties.DISARM | LinkProperties.INTRA_LINKING,
LinkProperties.MAINTAIN_MOMENTUM | LinkProperties.INTRA_LINKING,
LinkProperties.DISARM | LinkProperties.MAINTAIN_MOMENTUM | LinkProperties.INTRA_LINKING
};
List<ItemStack> pages = new ArrayList<>(flags.length);
for (int flag : flags) {
ItemStack page = createLinkPanelPage();
if (flag != 0) page.set(ModDataComponents.LINK_PROPERTIES.get(), new LinkProperties(flag));
pages.add(page);
}
return pages;
}
/** Restores saved unknown references without granting them validity for new writing operations. */
public static ItemStack createRecoveredPage(SymbolReference reference) {
return create(PageContent.unresolved(reference));
@@ -59,7 +59,7 @@ public final class ModNetworking {
}
public static void register(RegisterPayloadHandlersEvent event) {
PayloadRegistrar registrar = event.registrar("14");
PayloadRegistrar registrar = event.registrar("15");
registrar.playToServer(RequestDescriptiveBookScreenPayload.TYPE, RequestDescriptiveBookScreenPayload.STREAM_CODEC,
ModNetworking::requestDescriptiveBookScreen);
registrar.playToClient(OpenDescriptiveBookScreenPayload.TYPE, OpenDescriptiveBookScreenPayload.STREAM_CODEC,
@@ -120,15 +120,12 @@ public final class ModNetworking {
.filter(entry -> entry.kind() == WritingEntry.Kind.SYMBOL)
.map(entry -> SymbolCatalog.display(entry.symbol().orElseThrow()))
.toList();
// Diagnostics are advisory display data from the authoritative server catalog.
// Opening a book never recompiles or changes its persisted Age plan.
var diagnostics = WritingGrammar.parse(writing).diagnostics();
PacketDistributor.sendToPlayer(player, new OpenDescriptiveBookScreenPayload(
payload.fromStand(), payload.offhand(),
GlobalPos.of(player.level().dimension(), payload.standPos()), access.stack().copy(),
definition == null ? null : definition.plan() != null && definition.plan().biomeSelection() != null
? definition.traits().withBiomeDistribution(definition.plan().biomeSelection().distribution())
: definition.traits(), writingSymbols, diagnostics));
: definition.traits(), writingSymbols));
}
private static void bindDescriptiveBook(BindDescriptiveBookPayload payload, IPayloadContext context) {
@@ -6,7 +6,6 @@ import net.dnorberg.rivencraft.Rivencraft;
import net.dnorberg.rivencraft.book.AgeTraits;
import net.dnorberg.rivencraft.writing.OrderedWriting;
import net.dnorberg.rivencraft.writing.SymbolDisplayMetadata;
import net.dnorberg.rivencraft.writing.WritingGrammar;
import net.minecraft.core.GlobalPos;
import net.minecraft.network.RegistryFriendlyByteBuf;
import net.minecraft.network.codec.StreamCodec;
@@ -22,8 +21,7 @@ public record OpenDescriptiveBookScreenPayload(
GlobalPos source,
ItemStack book,
@Nullable AgeTraits traits,
List<SymbolDisplayMetadata> writingSymbols,
List<WritingGrammar.Diagnostic> diagnostics
List<SymbolDisplayMetadata> writingSymbols
)
implements CustomPacketPayload {
public static final Type<OpenDescriptiveBookScreenPayload> TYPE = new Type<>(
@@ -52,15 +50,6 @@ public record OpenDescriptiveBookScreenPayload(
}
buffer.writeVarInt(payload.writingSymbols().size());
payload.writingSymbols().forEach(symbol -> SymbolDisplayMetadata.STREAM_CODEC.encode(buffer, symbol));
if (payload.diagnostics().size() > OrderedWriting.MAX_ENTRIES * 2) {
throw new IllegalArgumentException("Too many book grammar diagnostics");
}
buffer.writeVarInt(payload.diagnostics().size());
payload.diagnostics().forEach(diagnostic -> {
buffer.writeEnum(diagnostic.code());
buffer.writeVarInt(diagnostic.index());
buffer.writeUtf(diagnostic.message(), 1024);
});
}
private static OpenDescriptiveBookScreenPayload decode(RegistryFriendlyByteBuf buffer) {
@@ -86,17 +75,8 @@ public record OpenDescriptiveBookScreenPayload(
for (int index = 0; index < count; index++) {
writingSymbols.add(SymbolDisplayMetadata.STREAM_CODEC.decode(buffer));
}
int diagnosticCount = buffer.readVarInt();
if (diagnosticCount < 0 || diagnosticCount > OrderedWriting.MAX_ENTRIES * 2) {
throw new IllegalArgumentException("Invalid book grammar diagnostic count " + diagnosticCount);
}
List<WritingGrammar.Diagnostic> diagnostics = new ArrayList<>(diagnosticCount);
for (int index = 0; index < diagnosticCount; index++) {
diagnostics.add(new WritingGrammar.Diagnostic(
buffer.readEnum(WritingGrammar.Code.class), buffer.readVarInt(), buffer.readUtf(1024)));
}
return new OpenDescriptiveBookScreenPayload(fromStand, offhand, source, book, traits,
List.copyOf(writingSymbols), List.copyOf(diagnostics));
List.copyOf(writingSymbols));
}
@Override
@@ -38,7 +38,8 @@ public final class ModCreativeTabs {
CREATIVE_TABS.register("rivencraft_link_pages", () -> CreativeModeTab.builder()
.title(Component.translatable("itemGroup.rivencraft.pages.link"))
.icon(PageItem::createLinkPanelPage)
.displayItems((parameters, output) -> output.accept(PageItem.createLinkPanelPage()))
.displayItems((parameters, output) ->
PageItem.creativeLinkPanelPages().forEach(output::accept))
.build());
private static final List<String> CATEGORY_ORDER = List.of(
@@ -3,7 +3,10 @@ package net.dnorberg.rivencraft.world;
import com.mojang.serialization.Codec;
import com.mojang.serialization.MapCodec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CompletableFuture;
import net.dnorberg.rivencraft.book.AgeFeatureSelection;
import net.minecraft.world.level.levelgen.Heightmap;
import net.minecraft.core.BlockPos;
@@ -29,6 +32,7 @@ import net.minecraft.world.level.levelgen.NoiseBasedChunkGenerator;
import net.minecraft.world.level.levelgen.NoiseGeneratorSettings;
import net.minecraft.world.level.levelgen.RandomState;
import net.minecraft.world.level.levelgen.WorldgenRandom;
import net.minecraft.world.level.levelgen.blending.Blender;
import net.minecraft.world.level.levelgen.carver.CarvingContext;
import net.minecraft.world.level.levelgen.carver.ConfiguredWorldCarver;
import net.minecraft.world.level.levelgen.placement.BiomeFilter;
@@ -67,6 +71,22 @@ public final class AgeFeatureChunkGenerator extends NoiseBasedChunkGenerator {
@Override
protected MapCodec<? extends ChunkGenerator> codec() { return CODEC; }
@Override
public CompletableFuture<ChunkAccess> fillFromNoise(Blender blender, RandomState random,
StructureManager structures, ChunkAccess chunk) {
CompletableFuture<ChunkAccess> filled = super.fillFromNoise(blender, random, structures, chunk);
if (features.stream().noneMatch(choice -> AgeFeatureSelection.floatingIslands(choice.id()))) return filled;
return filled.thenApply(result -> {
int occurrence = 0;
for (AgeFeatureSelection.Choice choice : features) {
if (!AgeFeatureSelection.floatingIslands(choice.id())) continue;
FloatingIslandFeature.generate(result, getBiomeSource(), random,
ageSeed ^ (long) occurrence++ * 0x9E3779B97F4A7C15L, choice);
}
return result;
});
}
@Override
public void applyCarvers(WorldGenRegion level, long seed, RandomState random, BiomeManager biomes,
StructureManager structures, ChunkAccess chunk, GenerationStep.Carving step) {
@@ -116,8 +136,10 @@ public final class AgeFeatureChunkGenerator extends NoiseBasedChunkGenerator {
int x = chunk.getPos().getMinBlockX();
int z = chunk.getPos().getMinBlockZ();
BlockPos origin = new BlockPos(x, level.getMinBuildHeight(), z);
Map<AgeFeatureSelection.Choice, Integer> occurrences = new HashMap<>();
for (int index = 0; index < features.size(); index++) {
AgeFeatureSelection.Choice choice = features.get(index);
int occurrence = occurrences.merge(choice, 1, Integer::sum) - 1;
if (AgeFeatureSelection.surfaceVegetation(choice.id())) {
int surface = chunk.getHeight(Heightmap.Types.WORLD_SURFACE_WG, 8, 8);
if (!AgeFeatureSelection.supportsSurfaceVegetation(
@@ -148,7 +170,8 @@ public final class AgeFeatureChunkGenerator extends NoiseBasedChunkGenerator {
? RarityFilter.onAverageOnceEvery(12) : modifier)
.toList());
long seed = ageSeed ^ (long) x * 341873128712L ^ (long) z * 132897987541L
^ (long) choice.hashCode() * 0x9E3779B97F4A7C15L;
^ (long) choice.hashCode() * 0x9E3779B97F4A7C15L
^ (long) occurrence * 0xD1B54A32D192ED03L;
authored.place(level, this, RandomSource.create(seed), origin);
}
}
@@ -1,10 +1,12 @@
package net.dnorberg.rivencraft.world;
import com.mojang.serialization.Codec;
import com.mojang.serialization.MapCodec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import java.util.List;
import java.util.concurrent.CompletableFuture;
import java.util.stream.Stream;
import net.dnorberg.rivencraft.book.AgeFeatureSelection;
import net.minecraft.Util;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Holder;
@@ -32,17 +34,30 @@ import net.minecraft.world.level.levelgen.structure.StructureSet;
public final class AgeFlatChunkGenerator extends ChunkGenerator {
public static final MapCodec<AgeFlatChunkGenerator> CODEC = RecordCodecBuilder.mapCodec(instance ->
instance.group(BiomeSource.CODEC.fieldOf("biome_source").forGetter(generator -> generator.biomeSource),
FlatLevelGeneratorSettings.CODEC.fieldOf("settings").forGetter(AgeFlatChunkGenerator::settings))
FlatLevelGeneratorSettings.CODEC.fieldOf("settings").forGetter(AgeFlatChunkGenerator::settings),
AgeFeatureSelection.Choice.CODEC.listOf().optionalFieldOf("age_features", List.of())
.forGetter(generator -> generator.features),
Codec.LONG.optionalFieldOf("age_seed", 0L).forGetter(generator -> generator.ageSeed))
.apply(instance, AgeFlatChunkGenerator::new));
private final FlatLevelGeneratorSettings settings;
private final List<AgeFeatureSelection.Choice> features;
private final long ageSeed;
public AgeFlatChunkGenerator(BiomeSource biomeSource, FlatLevelGeneratorSettings settings) {
this(biomeSource, settings, List.of(), 0L);
}
public AgeFlatChunkGenerator(BiomeSource biomeSource, FlatLevelGeneratorSettings settings,
List<AgeFeatureSelection.Choice> features, long ageSeed) {
super(biomeSource, Util.memoize(settings::adjustGenerationSettings));
this.settings = settings;
this.features = List.copyOf(features);
this.ageSeed = ageSeed;
}
public FlatLevelGeneratorSettings settings() { return settings; }
public List<AgeFeatureSelection.Choice> ageFeatures() { return features; }
@Override
protected MapCodec<? extends ChunkGenerator> codec() { return CODEC; }
@@ -82,6 +97,12 @@ public final class AgeFlatChunkGenerator extends ChunkGenerator {
}
}
}
int islandOccurrence = 0;
for (AgeFeatureSelection.Choice choice : features) {
if (!AgeFeatureSelection.floatingIslands(choice.id())) continue;
FloatingIslandFeature.generate(chunk, biomeSource, random,
ageSeed ^ (long) islandOccurrence++ * 0x9E3779B97F4A7C15L, choice);
}
return CompletableFuture.completedFuture(chunk);
}
@@ -0,0 +1,100 @@
package net.dnorberg.rivencraft.world;
import net.dnorberg.rivencraft.book.AgeBiomeSelection;
import net.dnorberg.rivencraft.book.AgeFeatureSelection;
import net.minecraft.core.BlockPos;
import net.minecraft.core.QuartPos;
import net.minecraft.core.registries.BuiltInRegistries;
import net.minecraft.tags.BiomeTags;
import net.minecraft.util.RandomSource;
import net.minecraft.world.level.ChunkPos;
import net.minecraft.world.level.biome.BiomeSource;
import net.minecraft.world.level.block.Blocks;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.chunk.ChunkAccess;
import net.minecraft.world.level.levelgen.Heightmap;
import net.minecraft.world.level.levelgen.RandomState;
/** Adds rare, high island clusters to an existing noise terrain before its surface is built. */
final class FloatingIslandFeature {
private static final long SALT = 0x464C4F4154494E47L;
private static final int SOURCE_RANGE = 3;
private static final int CHANCE = 128;
private FloatingIslandFeature() {}
static void generate(ChunkAccess chunk, BiomeSource biomes, RandomState noise, long ageSeed,
AgeFeatureSelection.Choice choice) {
ChunkPos target = chunk.getPos();
BlockState material = choice.material().map(id -> BuiltInRegistries.BLOCK.get(id).defaultBlockState())
.orElse(null);
for (int sourceX = target.x - SOURCE_RANGE; sourceX <= target.x + SOURCE_RANGE; sourceX++) {
for (int sourceZ = target.z - SOURCE_RANGE; sourceZ <= target.z + SOURCE_RANGE; sourceZ++) {
RandomSource random = random(ageSeed, sourceX, sourceZ);
if (random.nextInt(CHANCE) != 0) continue;
int centerX = sourceX * 16 + random.nextInt(16);
int centerZ = sourceZ * 16 + random.nextInt(16);
int centerY = Math.min(chunk.getMaxBuildHeight() - 30, 168 + random.nextInt(48));
if (centerY < chunk.getMinBuildHeight() + 24) continue;
int radiusX = 24 + random.nextInt(18);
int radiusZ = 24 + random.nextInt(18);
fill(chunk, biomes, noise, ageSeed, material, centerX, centerY, centerZ, radiusX, radiusZ);
}
}
}
private static void fill(ChunkAccess chunk, BiomeSource biomes, RandomState noise, long ageSeed,
BlockState material,
int centerX, int centerY, int centerZ, int radiusX, int radiusZ) {
int originX = chunk.getPos().getMinBlockX();
int originZ = chunk.getPos().getMinBlockZ();
Heightmap surface = chunk.getOrCreateHeightmapUnprimed(Heightmap.Types.WORLD_SURFACE_WG);
Heightmap floor = chunk.getOrCreateHeightmapUnprimed(Heightmap.Types.OCEAN_FLOOR_WG);
BlockPos.MutableBlockPos pos = new BlockPos.MutableBlockPos();
for (int localX = 0; localX < 16; localX++) {
int worldX = originX + localX;
double dx = (worldX - centerX) / (double) radiusX;
for (int localZ = 0; localZ < 16; localZ++) {
int worldZ = originZ + localZ;
double dz = (worldZ - centerZ) / (double) radiusZ;
double distance = dx * dx + dz * dz;
if (distance >= 1.0) continue;
// Coordinate noise keeps adjacent chunks seamless without sharing mutable RNG state.
long detail = mix(ageSeed ^ (long) centerX * 341873128712L
^ (long) centerZ * 132897987541L ^ (long) worldX * 42317861L
^ (long) worldZ * 374761393L);
int top = centerY + (int) Math.round(3 * (1 - distance)) + (int) Math.floorMod(detail, 3) - 1;
int depth = Math.max(1, (int) Math.round(3 + 17 * Math.pow(1 - distance, 1.5)));
var biome = biomes.getNoiseBiome(QuartPos.fromBlock(worldX), QuartPos.fromBlock(top),
QuartPos.fromBlock(worldZ), noise.sampler());
BlockState base = material != null ? material
: biome.is(BiomeTags.IS_NETHER) ? Blocks.NETHERRACK.defaultBlockState()
: biome.is(BiomeTags.IS_END) ? Blocks.END_STONE.defaultBlockState()
: Blocks.STONE.defaultBlockState();
BlockState soil = biome.is(BiomeTags.IS_NETHER) || biome.is(BiomeTags.IS_END)
|| biome.is(AgeBiomeSelection.CAVE_BIOMES) ? base : Blocks.DIRT.defaultBlockState();
BlockState cap = soil == base ? base : Blocks.GRASS_BLOCK.defaultBlockState();
for (int y = Math.max(top - depth, chunk.getMinBuildHeight()); y <= top; y++) {
pos.set(worldX, y, worldZ);
if (!chunk.getBlockState(pos).isAir()) continue;
BlockState state = y == top ? cap : y >= top - 3 ? soil : base;
chunk.setBlockState(pos, state, false);
surface.update(localX, y, localZ, state);
floor.update(localX, y, localZ, state);
}
}
}
}
private static RandomSource random(long ageSeed, int x, int z) {
return RandomSource.create(mix(ageSeed ^ SALT ^ (long) x * 341873128712L
^ (long) z * 132897987541L));
}
private static long mix(long value) {
value = (value ^ value >>> 30) * 0xBF58476D1CE4E5B9L;
value = (value ^ value >>> 27) * 0x94D049BB133111EBL;
return value ^ value >>> 31;
}
}
@@ -2,7 +2,6 @@ package net.dnorberg.rivencraft.writing;
import java.util.ArrayList;
import java.util.EnumMap;
import java.util.HashSet;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
@@ -37,7 +36,6 @@ public final class WritingGrammar {
if (writing.entries().isEmpty()) return new Result(symbols, diagnostics);
EnumMap<Role, ParsedSymbol> singular = new EnumMap<>(Role.class);
Set<ResourceLocation> features = new HashSet<>();
int panels = 0;
int lastStage = -1;
int biomeCount = 0;
@@ -71,15 +69,15 @@ public final class WritingGrammar {
ParsedSymbol parsed = new ParsedSymbol(index, reference, semantics.orElseThrow());
symbols.add(parsed);
if (pendingBlock != null && role != Role.FEATURE) {
diagnostics.add(new Diagnostic(Code.MISPLACED_MODIFIER, pendingBlock.index(),
"Place this material page immediately before a compatible feature"));
// A material page without a following feature receives a seeded compatible
// feature when the Age plan is compiled.
pendingBlock = null;
}
if (role == Role.BLOCK) {
pendingBlock = parsed;
} else if (role == Role.FEATURE && pendingBlock != null) {
ResourceLocation feature = ((SymbolSemantics.ResourceValue) parsed.semantics().value()).id();
if (!Set.of("rocks", "surface_lakes", "deep_lakes", "lava_lakes")
if (!Set.of("rocks", "surface_lakes", "deep_lakes", "lava_lakes", "floating_islands")
.contains(feature.getPath()) || !feature.getNamespace().equals("rivencraft")) {
diagnostics.add(new Diagnostic(Code.MISPLACED_MODIFIER, pendingBlock.index(),
"This feature cannot consume a material page"));
@@ -102,10 +100,6 @@ public final class WritingGrammar {
+ " already supplies that category"));
continue;
}
} else if (role == Role.FEATURE && !features.add(reference.id())) {
diagnostics.add(new Diagnostic(Code.DUPLICATE, index,
"Remove the repeated feature page " + reference.id()));
continue;
}
if (role == Role.BIOME) biomeCount++;
int stage = stage(role);
@@ -116,8 +110,6 @@ public final class WritingGrammar {
lastStage = stage;
}
}
if (pendingBlock != null) diagnostics.add(new Diagnostic(Code.MISPLACED_MODIFIER, pendingBlock.index(),
"Place this material page immediately before a compatible feature"));
if (panels == 0) diagnostics.add(new Diagnostic(Code.MISSING_PANEL, -1,
"Add a Link Panel as the first page"));
if (symbols.isEmpty()) return new Result(symbols, diagnostics);
@@ -95,9 +95,6 @@
"screen.rivencraft.age.pages": "Pages",
"screen.rivencraft.age.details": "Details",
"screen.rivencraft.age.pages_count": "Writing %s/%s",
"screen.rivencraft.age.writing_notes": "Writing notes",
"screen.rivencraft.age.writing_general": "Book",
"screen.rivencraft.age.writing_page": "Page %s",
"screen.rivencraft.age.trait.biomes": "Biomes: %s",
"screen.rivencraft.age.trait.lighting": "Lighting: %s",
"screen.rivencraft.age.trait.weather": "Weather: %s",
@@ -231,7 +228,7 @@
"symbol.rivencraft.phase.setting.description": "Set the celestial phase to setting.",
"symbol.rivencraft.feature.caves": "Caves",
"symbol.rivencraft.feature.caves.description": "Add extra caves to the chosen noise terrain.",
"symbol.rivencraft.block.generated.description": "Material modifier; place immediately before a compatible feature page.",
"symbol.rivencraft.block.generated.description": "Place before a compatible feature page, or let the Age choose a compatible feature.",
"symbol.rivencraft.feature.flowers": "Flowers",
"symbol.rivencraft.feature.flowers.description": "Add vanilla flower patches to surface terrain.",
"symbol.rivencraft.feature.trees": "Trees",
@@ -246,6 +243,8 @@
"symbol.rivencraft.feature.deep_lakes.description": "Add underground lakes using a random fluid, or specify one with a fluid page.",
"symbol.rivencraft.feature.ravines": "Ravines",
"symbol.rivencraft.feature.ravines.description": "Add vanilla canyon carving to noise terrain.",
"symbol.rivencraft.feature.floating_islands": "Floating Islands",
"symbol.rivencraft.feature.floating_islands.description": "Add high floating islands above the chosen surface terrain.",
"symbol.rivencraft.feature.lava_lakes": "Small Lakes",
"symbol.rivencraft.feature.lava_lakes.description": "Add small surface lakes using a random fluid, or specify one with a fluid page.",
"generator.rivencraft.standard": "Standard",
@@ -0,0 +1,8 @@
{
"schema_version": 2,
"name": "symbol.rivencraft.feature.floating_islands",
"description": "symbol.rivencraft.feature.floating_islands.description",
"category": "rivencraft:feature",
"semantics": { "role": "feature", "value": "rivencraft:floating_islands" },
"poem": "Terrain Elevation Island Sky"
}