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ReFramed/src/main/java/fr/adrien1106/reframed/client/model/RetexturingBakedModel.java

208 lines
8.1 KiB
Java

package fr.adrien1106.reframed.client.model;
import com.google.common.cache.Cache;
import com.google.common.cache.CacheBuilder;
import fr.adrien1106.reframed.block.ReFramedEntity;
import fr.adrien1106.reframed.client.ReFramedClient;
import fr.adrien1106.reframed.mixin.MinecraftAccessor;
import fr.adrien1106.reframed.client.model.apperance.CamoAppearance;
import fr.adrien1106.reframed.client.model.apperance.CamoAppearanceManager;
import fr.adrien1106.reframed.client.model.apperance.WeightedComputedAppearance;
import fr.adrien1106.reframed.util.blocks.ThemeableBlockEntity;
import it.unimi.dsi.fastutil.objects.Object2ObjectLinkedOpenHashMap;
import net.fabricmc.fabric.api.renderer.v1.mesh.*;
import net.fabricmc.fabric.api.renderer.v1.model.ForwardingBakedModel;
import net.fabricmc.fabric.api.renderer.v1.render.RenderContext;
import net.minecraft.block.BlockState;
import net.minecraft.block.Blocks;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.render.model.BakedModel;
import net.minecraft.client.render.model.ModelBakeSettings;
import net.minecraft.client.texture.Sprite;
import net.minecraft.item.ItemStack;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.Direction;
import net.minecraft.util.math.random.Random;
import net.minecraft.world.BlockRenderView;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.function.Supplier;
public abstract class RetexturingBakedModel extends ForwardingBakedModel {
public RetexturingBakedModel(BakedModel base_model, CamoAppearanceManager tam, int theme_index, ModelBakeSettings settings, BlockState item_state) {
this.wrapped = base_model; //field from the superclass; vanilla getQuads etc. will delegate through to this
this.appearance_manager = tam;
this.theme_index = theme_index;
this.uv_lock = settings.isUvLocked();
this.item_state = item_state;
}
protected final CamoAppearanceManager appearance_manager;
protected final int theme_index;
protected final boolean uv_lock;
protected final BlockState item_state;
protected record MeshCacheKey(Object state_key, CamoAppearance appearance, int model_id) {}
/** cache that store retextured models */
// self culling cache of the models not made thread local so that it is only computed once
protected final Cache<MeshCacheKey, Mesh> RETEXTURED_MESH_CACHE = CacheBuilder.newBuilder().maximumSize(256).build();
/** cache that stores the base meshes which has the size of the amount of models */
protected final Object2ObjectLinkedOpenHashMap<Object, Mesh> BASE_MESH_CACHE =
new Object2ObjectLinkedOpenHashMap<>(2, 0.25f) {
@Override
protected void rehash(int v) {}
};
protected static final Direction[] DIRECTIONS_AND_NULL;
static {
Direction[] values = Direction.values();
DIRECTIONS_AND_NULL = new Direction[values.length + 1];
System.arraycopy(values, 0, DIRECTIONS_AND_NULL, 0, values.length);
}
protected Mesh getBaseMesh(Object key, BlockState state) {
//Convert models to re-texturable Meshes lazily, the first time we encounter each blockstate
if (BASE_MESH_CACHE.containsKey(key)) return BASE_MESH_CACHE.getAndMoveToFirst(key);
Mesh mesh = convertModel(state);
BASE_MESH_CACHE.putAndMoveToFirst(key, mesh);
return mesh;
}
protected abstract Mesh convertModel(BlockState state);
@Override
public boolean isVanillaAdapter() {
return false;
}
@Override
public Sprite getParticleSprite() {
return appearance_manager.getDefaultAppearance(theme_index).getSprites(Direction.UP, 0).get(0).sprite();
}
public int getThemeIndex() {
return theme_index;
}
@Override
public void emitBlockQuads(BlockRenderView world, BlockState state, BlockPos pos, Supplier<Random> randomSupplier, RenderContext context) {
BlockState theme = (world.getBlockEntity(pos) instanceof ThemeableBlockEntity s) ? s.getTheme(theme_index) : null;
QuadEmitter quad_emitter = context.getEmitter();
if(theme == null || theme.isAir()) {
getRetexturedMesh(
new MeshCacheKey(
hashCode(),
appearance_manager.getDefaultAppearance(theme_index),
0
),
state
).outputTo(quad_emitter);
return;
}
if(theme.getBlock() == Blocks.BARRIER) return;
CamoAppearance camo = appearance_manager.getCamoAppearance(world, theme, pos, theme_index, false);
long seed = theme.getRenderingSeed(pos);
int model_id = 0;
if (camo instanceof WeightedComputedAppearance wca) model_id = wca.getAppearanceIndex(seed);
int tint = 0xFF000000 | MinecraftClient.getInstance().getBlockColors().getColor(theme, world, pos, 0);
MeshCacheKey key = new MeshCacheKey(hashCode(), camo, model_id);
// do not clutter the cache with single-use meshes
Mesh untintedMesh = camo.hashCode() == -1 ? transformMesh(key, state) : getRetexturedMesh(key, state);
//The specific tint might vary a lot; imagine grass color smoothly changing. Trying to bake the tint into
//the cached mesh will pollute it with a ton of single-use meshes with only slightly different colors.
if(tint == 0xFFFFFFFF) {
untintedMesh.outputTo(quad_emitter);
} else {
context.pushTransform(new TintingTransformer(camo, model_id, tint));
untintedMesh.outputTo(quad_emitter);
context.popTransform();
}
}
@Override
public void emitItemQuads(ItemStack stack, Supplier<Random> randomSupplier, RenderContext context) {
//cheeky: if the item has NBT data, pluck out the blockstate from it & look up the item color provider
//none of this is accessible unless you're in creative mode doing ctrl-pick btw
CamoAppearance appearance;
int tint;
BlockState theme = ReFramedEntity.readStateFromItem(stack, theme_index);
if(!theme.isAir()) {
appearance = appearance_manager.getCamoAppearance(null, theme, null, theme_index, true);
tint = 0xFF000000 | ((MinecraftAccessor) MinecraftClient.getInstance()).getItemColors().getColor(new ItemStack(theme.getBlock()), 0);
} else {
appearance = appearance_manager.getDefaultAppearance(theme_index);
tint = 0xFFFFFFFF;
}
Mesh untintedMesh = getRetexturedMesh(new MeshCacheKey("I", appearance, 0), item_state);
QuadEmitter quad_emitter = context.getEmitter();
if(tint == 0xFFFFFFFF) {
untintedMesh.outputTo(quad_emitter);
} else {
context.pushTransform(new TintingTransformer(appearance, 0, tint));
untintedMesh.outputTo(quad_emitter);
context.popTransform();
}
}
public boolean useAmbientOcclusion(BlockRenderView view, BlockPos pos) {
if (!(view.getBlockEntity(pos) instanceof ThemeableBlockEntity frame_entity)) return false;
CamoAppearance appearance = appearance_manager
.getCamoAppearance(view, frame_entity.getTheme(theme_index), pos, theme_index, false);
return appearance.getAO(theme_index);
}
protected Mesh getRetexturedMesh(MeshCacheKey key, BlockState state) {
if (RETEXTURED_MESH_CACHE.asMap().containsKey(key)) return RETEXTURED_MESH_CACHE.getIfPresent(key);
Mesh mesh = transformMesh(key, state);
RETEXTURED_MESH_CACHE.put(key, mesh);
return mesh;
}
protected Mesh transformMesh(MeshCacheKey key, BlockState state) {
MeshBuilder builder = ReFramedClient.HELPER.getFabricRenderer().meshBuilder();
QuadEmitter emitter = builder.getEmitter();
AtomicInteger quad_index = new AtomicInteger();
getBaseMesh(key.state_key, state).forEach(quad -> {
int i = -1;
do {
emitter.copyFrom(quad);
i = key.appearance.transformQuad(emitter, i, quad_index.get(), key.model_id, uv_lock);
} while (i > 0);
// kinda weird to do it like that but other directions don't use the quad_index so it doesn't matter
if (quad.cullFace() == null) quad_index.getAndIncrement();
});
return builder.build();
}
protected static class TintingTransformer implements RenderContext.QuadTransform {
private final CamoAppearance appearance;
private final int model_id;
private final int tint;
protected TintingTransformer(CamoAppearance appearance, int model_id, int tint) {
this.appearance = appearance;
this.model_id = model_id;
this.tint = tint;
}
@Override
public boolean transform(MutableQuadView quad) {
int camo_quad_index = quad.tag() - ((quad.tag() >>> 8) << 8);
if(camo_quad_index == 0) return true;
if(appearance.hasColor(quad.nominalFace(), model_id, camo_quad_index)) quad.color(tint, tint, tint, tint);
return true;
}
}
}