nyan cat

gradle.properties

@@ -6,7 +6,7 @@ minecraft_version=1.20.1
 yarn_mappings=1.20.1+build.10
 loader_version=0.18.3
 # Mod Properties
-mod_version=26.2.6
+mod_version=26.2.7
 maven_group=dev.tggamesyt
 archives_base_name=szar
 # Dependencies

src/client/java/dev/tggamesyt/szar/client/NyanCatEntityModel.java

@@ -0,0 +1,30 @@
+package dev.tggamesyt.szar.client;
+
+import dev.tggamesyt.szar.NyanEntity;
+import net.minecraft.client.model.*;
+import net.minecraft.client.render.VertexConsumer;
+import net.minecraft.client.render.entity.model.EntityModel;
+import net.minecraft.client.util.math.MatrixStack;
+
+// Made with Blockbench 5.0.3
+// Exported for Minecraft version 1.17+ for Yarn
+// Paste this class into your mod and generate all required imports
+public class NyanCatEntityModel extends EntityModel<NyanEntity> {
+	private final ModelPart bb_main;
+	public NyanCatEntityModel(ModelPart root) {
+		this.bb_main = root.getChild("bb_main");
+	}
+	public static TexturedModelData getTexturedModelData() {
+		ModelData modelData = new ModelData();
+		ModelPartData modelPartData = modelData.getRoot();
+		ModelPartData bb_main = modelPartData.addChild("bb_main", ModelPartBuilder.create().uv(0, -35).cuboid(0.0F, -21.0F, -17.0F, 0.0F, 21.0F, 35.0F, new Dilation(0.0F)), ModelTransform.pivot(0.0F, 24.0F, 0.0F));
+		return TexturedModelData.of(modelData, 128, 128);
+	}
+	@Override
+	public void setAngles(NyanEntity entity, float limbSwing, float limbSwingAmount, float ageInTicks, float netHeadYaw, float headPitch) {
+	}
+	@Override
+	public void render(MatrixStack matrices, VertexConsumer vertexConsumer, int light, int overlay, float red, float green, float blue, float alpha) {
+		bb_main.render(matrices, vertexConsumer, light, overlay, red, green, blue, alpha);
+	}
+}

src/client/java/dev/tggamesyt/szar/client/NyanEntityRenderer.java

@@ -0,0 +1,30 @@
+package dev.tggamesyt.szar.client;
+
+import dev.tggamesyt.szar.NyanEntity;
+import net.minecraft.client.render.entity.EntityRendererFactory;
+import net.minecraft.client.render.entity.MobEntityRenderer;
+import net.minecraft.client.render.entity.model.EntityModel;
+import net.minecraft.client.util.math.MatrixStack;
+import net.minecraft.util.Identifier;
+
+public class NyanEntityRenderer extends MobEntityRenderer<NyanEntity, NyanCatEntityModel> {
+
+    private static final Identifier[] TEXTURES = new Identifier[12];
+
+    static {
+        for (int i = 0; i < 12; i++) {
+            TEXTURES[i] = new Identifier("szar", "textures/entity/nyan_cat_textures/nyan_" + (i + 1) + ".png");
+        }
+    }
+
+    public NyanEntityRenderer(EntityRendererFactory.Context context) {
+        super(context, new NyanCatEntityModel(context.getPart(SzarClient.NYAN)), 0.5f);
+    }
+
+    @Override
+    public Identifier getTexture(NyanEntity entity) {
+        // Use age to cycle textures every 2 ticks
+        int index = (entity.age/ 1) % TEXTURES.length; // age is in ticks
+        return TEXTURES[index];
+    }
+}

src/client/java/dev/tggamesyt/szar/client/SzarClient.java

@@ -1,6 +1,7 @@
 package dev.tggamesyt.szar.client;
 
 import com.mojang.blaze3d.systems.RenderSystem;
+import dev.tggamesyt.szar.NyanEntity;
 import dev.tggamesyt.szar.PlaneEntity;
 import dev.tggamesyt.szar.Szar;
 import dev.tggamesyt.szar.PlaneAnimation;
@@ -17,17 +18,22 @@ import net.minecraft.client.option.KeyBinding;
 import net.minecraft.client.render.entity.FlyingItemEntityRenderer;
 import net.minecraft.client.render.entity.animation.Animation;
 import net.minecraft.client.render.entity.model.EntityModelLayer;
+import net.minecraft.client.sound.PositionedSoundInstance;
+import net.minecraft.client.sound.SoundInstance;
+import net.minecraft.client.sound.SoundManager;
 import net.minecraft.client.util.InputUtil;
 import net.minecraft.client.render.*;
+import net.minecraft.client.world.ClientWorld;
 import net.minecraft.entity.Entity;
 import net.minecraft.item.ItemStack;
+import net.minecraft.sound.SoundCategory;
+import net.minecraft.sound.SoundEvent;
 import net.minecraft.util.Identifier;
+import net.minecraft.util.math.Box;
 import net.minecraft.util.math.MathHelper;
 import net.minecraft.util.math.random.Random;
 
-import java.util.HashMap;
-import java.util.Map;
-import java.util.UUID;
+import java.util.*;
 
 import static dev.tggamesyt.szar.Szar.HitterEntityType;
 import static dev.tggamesyt.szar.Szar.PLANE_ANIM_PACKET;
@@ -37,12 +43,78 @@ public class SzarClient implements ClientModInitializer {
     private static final Map<KeyBinding, KeyBinding> activeScramble = new HashMap<>();
     public static final EntityModelLayer PLANE =
             new EntityModelLayer(
-                    new Identifier("szar", "plane"),
+                    new Identifier(Szar.MOD_ID, "plane"),
                     "main"
             );
-
+    public static final EntityModelLayer NYAN =
+            new EntityModelLayer(
+                new Identifier(Szar.MOD_ID, "nyan_cat"),
+                    "main"
+            );
+    // Outside of your tick handler
+    private final Map<NyanEntity, PositionedSoundInstance> activeSounds = new HashMap<>();
+    private static final SoundEvent NYAN_LOOP = SoundEvent.of(new Identifier("szar", "nyan_cat_loop"));
+    private static final SoundEvent NYAN_START = SoundEvent.of(new Identifier("szar", "nyan_cat_first_loop"));
+    int startOffset = 10;     // first tick when start sound plays
+    int startLength = 39;     // length of one start sound
+    int loopLength = 542;     // ticks per loop
     @Override
     public void onInitializeClient() {
+        ClientTickEvents.END_CLIENT_TICK.register(client -> {
+            if (client.world == null) return;
+
+            SoundManager soundManager = client.getSoundManager();
+            Box box = new Box(client.player.getX()-128, client.player.getY()-128, client.player.getZ()-128,
+                    client.player.getX()+128, client.player.getY()+128, client.player.getZ()+128);
+
+
+            for (NyanEntity nyan : client.world.getEntitiesByClass(NyanEntity.class, box, e -> true)) {
+                // Skip dead ones (just in case)
+                if (!nyan.isAlive()) continue;
+
+                int age = nyan.age;
+
+                // Play first start
+                if (age == 10) {
+                    PositionedSoundInstance start1 = PositionedSoundInstance.ambient(
+                            NYAN_START, Random.create(),
+                            nyan.getX(), nyan.getY(), nyan.getZ()
+                    );
+                    client.getSoundManager().play(start1);
+                    activeSounds.put(nyan, start1);
+                }
+
+                // Play second start
+                if (age == 49) {
+                    PositionedSoundInstance start2 = PositionedSoundInstance.ambient(
+                            NYAN_START, Random.create(),
+                            nyan.getX(), nyan.getY(), nyan.getZ()
+                    );
+                    client.getSoundManager().play(start2);
+                    activeSounds.put(nyan, start2);
+                }
+
+                // Play looping
+                if (age >= 88 && (age - 88) % 542 == 0) {
+                    PositionedSoundInstance loop = PositionedSoundInstance.ambient(
+                            NYAN_LOOP, Random.create(),
+                            nyan.getX(), nyan.getY(), nyan.getZ()
+                    );
+                    client.getSoundManager().play(loop);
+                    activeSounds.put(nyan, loop);
+                }
+            }
+            Iterator<Map.Entry<NyanEntity, PositionedSoundInstance>> it = activeSounds.entrySet().iterator();
+            while (it.hasNext()) {
+                Map.Entry<NyanEntity, PositionedSoundInstance> entry = it.next();
+                NyanEntity nyan = entry.getKey();
+                if (!nyan.isAlive()) {
+                    client.getSoundManager().stop(entry.getValue()); // stop the sound immediately
+                    it.remove(); // remove from map
+                }
+            }
+        });
+
         ClientPlayNetworking.registerGlobalReceiver(
                 PLANE_ANIM_PACKET,
                 (client, handler, buf, sender) -> {
@@ -112,7 +184,14 @@ public class SzarClient implements ClientModInitializer {
                 PLANE,
                 PlaneEntityModel::getTexturedModelData
         );
-
+        EntityRendererRegistry.register(
+                Szar.NyanEntityType,
+                NyanEntityRenderer::new
+        );
+        EntityModelLayerRegistry.registerModelLayer(
+                NYAN,
+                NyanCatEntityModel::getTexturedModelData
+        );
         EntityRendererRegistry.register(
                 Szar.GYPSY_ENTITY_TYPE,
                 GypsyEntityRenderer::new

src/main/java/dev/tggamesyt/szar/NyanEntity.java

@@ -0,0 +1,42 @@
+package dev.tggamesyt.szar;
+
+import net.minecraft.entity.EntityType;
+import net.minecraft.entity.ai.goal.LookAroundGoal;
+import net.minecraft.entity.ai.goal.MeleeAttackGoal;
+import net.minecraft.entity.ai.goal.WanderAroundFarGoal;
+import net.minecraft.entity.attribute.DefaultAttributeContainer;
+import net.minecraft.entity.attribute.EntityAttributes;
+import net.minecraft.entity.damage.DamageSource;
+import net.minecraft.entity.mob.MobEntity;
+import net.minecraft.entity.mob.PathAwareEntity;
+import net.minecraft.sound.SoundCategory;
+import net.minecraft.sound.SoundEvent;
+import net.minecraft.util.Identifier;
+import net.minecraft.world.World;
+
+public class NyanEntity extends PathAwareEntity {
+
+    public NyanEntity(EntityType<? extends PathAwareEntity> type, World world) {
+        super(type, world);
+    }
+
+    @Override
+    protected void initGoals() {
+        this.goalSelector.add(1, new WanderAroundFarGoal(this, 10.0D));
+        this.goalSelector.add(0, new LookAroundGoal(this));
+    }
+
+
+    public static DefaultAttributeContainer.Builder createAttributes() {
+        return MobEntity.createMobAttributes()
+                .add(EntityAttributes.GENERIC_MAX_HEALTH, 20.0)
+                .add(EntityAttributes.GENERIC_MOVEMENT_SPEED, 0.25)
+                .add(EntityAttributes.GENERIC_ATTACK_DAMAGE, 2);
+    }
+
+
+    @Override
+    protected void dropLoot(DamageSource source, boolean causedByPlayer) {
+        this.dropItem(Szar.POPTART);
+    }
+}

src/main/java/dev/tggamesyt/szar/Szar.java

@@ -37,6 +37,7 @@ import net.minecraft.registry.tag.BiomeTags;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.server.world.ServerWorld;
+import net.minecraft.sound.SoundEvent;
 import net.minecraft.sound.SoundEvents;
 import net.minecraft.structure.StructurePieceType;
 import net.minecraft.text.Text;
@@ -110,6 +111,15 @@ public class Szar implements ModInitializer {
                     SoundEvents.ENTITY_VILLAGER_WORK_CLERIC
             )
     );
+    public static final EntityType<NyanEntity> NyanEntityType =
+            Registry.register(
+                    Registries.ENTITY_TYPE,
+                    new Identifier(MOD_ID, "nyan_cat"),
+                    FabricEntityTypeBuilder
+                            .create(SpawnGroup.CREATURE, NyanEntity::new)
+                            .dimensions(EntityDimensions.fixed(1.0F, 1.4F))
+                            .build()
+            );
     public static final EntityType<NiggerEntity> NiggerEntityType =
             Registry.register(
                     Registries.ENTITY_TYPE,
@@ -208,6 +218,8 @@ public class Szar implements ModInitializer {
                         entries.add(Szar.CHEMICAL_WORKBENCH_ITEM);
                         entries.add(Szar.AK_AMMO);
                         entries.add(Szar.AK47);
+                        entries.add(Szar.POPTART);
+                        entries.add(Szar.NYAN_SPAWNEGG);
                     })
                     .build()
     );
@@ -358,6 +370,10 @@ public class Szar implements ModInitializer {
                 NiggerEntityType,
                 NiggerEntity.createAttributes()
         );
+        FabricDefaultAttributeRegistry.register(
+                NyanEntityType,
+                NyanEntity.createAttributes()
+        );
         FabricDefaultAttributeRegistry.register(
                 NaziEntityType,
                 NaziEntity.createAttributes()
@@ -668,6 +684,15 @@ public class Szar implements ModInitializer {
             new Identifier(MOD_ID, "fasz"),
             new FaszItem(FASZ_BLOCK, new Item.Settings())
     );
+    public static final Item POPTART = Registry.register(
+            Registries.ITEM,
+            new Identifier(MOD_ID, "pop_tart"),
+            new Item(new Item.Settings()
+                    .food(new FoodComponent.Builder()
+                            .saturationModifier(0.6f).
+                            hunger((Math.random() < 0.5) ? 6 : 7) // SIX OR SEVEN
+                            .build()))
+    );
     public static final Item NWORD_PASS = Registry.register(
             Registries.ITEM,
             new Identifier(MOD_ID, "nwordpass"),
@@ -683,6 +708,16 @@ public class Szar implements ModInitializer {
                     new Item.Settings()
             )
     );
+    public static final Item NYAN_SPAWNEGG = Registry.register(
+            Registries.ITEM,
+            new Identifier(MOD_ID, "nyan_cat_spawn_egg"),
+            new SpawnEggItem(
+                    NyanEntityType,
+                    0xFF99FF,
+                    0xFF3399,
+                    new Item.Settings()
+            )
+    );
     public static final Item HITTER_SPAWNEGG = Registry.register(
             Registries.ITEM,
             new Identifier(MOD_ID, "hitler_spawn_egg"),

src/main/resources/assets/szar/lang/en_us.json

@@ -43,5 +43,9 @@
   "item.szar.ak47": "AK47",
   "entity.szar.bullet": "Bullet",
   "death.attack.bullet": "%1$s was shot by %2$s",
-  "death.attack.bullet.player": "%1$s was shot by %2$s"
+  "death.attack.bullet.player": "%1$s was shot by %2$s",
+
+  "item.szar.pop_tart": "Pop Tart",
+  "entity.szar.nyan_cat": "Nyan Cat",
+  "item.szar.nyan_cat_spawn_egg": "Nyan Cat Spawn Egg"
 }

src/main/resources/assets/szar/models/item/nyan_cat_spawn_egg.json

@@ -0,0 +1,3 @@
+{
+  "parent": "minecraft:item/template_spawn_egg"
+}

src/main/resources/assets/szar/models/item/pop_tart.json

@@ -0,0 +1,6 @@
+{
+  "parent": "minecraft:item/generated",
+  "textures": {
+    "layer0": "szar:item/pop_tart"
+  }
+}

src/main/resources/assets/szar/sounds.json

@@ -0,0 +1,18 @@
+{
+  "nyan_cat_first_loop": {
+    "sounds": [
+      {
+        "name": "szar:nyan_cat_first_loop",
+        "stream": true
+      }
+    ]
+  },
+  "nyan_cat_loop": {
+    "sounds": [
+      {
+        "name": "szar:nyan_cat_loop",
+        "stream": true
+      }
+    ]
+  }
+}

src/main/resources/assets/szar/textures/entity/nyan.py

@@ -0,0 +1,83 @@
+from PIL import Image
+import os
+
+
+def find_pixels_by_color(img, color):
+    """Return list of (x, y) coordinates where the pixel matches the given color."""
+    width, height = img.size
+    pixels = img.load()
+    coords = []
+    for y in range(height):
+        for x in range(width):
+            if pixels[x, y][:3] == color:  # ignore alpha if exists
+                coords.append((x, y))
+    return coords
+
+
+def place_image(base_img, overlay_img, corner_coords):
+    """Resize overlay_img to fit corner_coords and paste onto base_img (sharp, pixel-perfect)."""
+    if len(corner_coords) != 2:
+        raise ValueError("corner_coords must have exactly two points")
+
+    (x1, y1), (x2, y2) = corner_coords
+    # Calculate target box (left, top, right, bottom)
+    left = min(x1, x2)
+    top = min(y1, y2)
+    right = max(x1, x2)
+    bottom = max(y1, y2)
+
+    target_width = right - left + 1
+    target_height = bottom - top + 1
+
+    # Resize using NEAREST to keep pixels sharp
+    resized_overlay = overlay_img.resize((target_width, target_height), Image.Resampling.NEAREST)
+    base_img.paste(resized_overlay, (left, top), resized_overlay.convert("RGBA"))
+
+
+
+def main(input_folder, texture_file, color1, color2, output_folder):
+    os.makedirs(output_folder, exist_ok=True)
+
+    texture = Image.open(texture_file).convert("RGBA")
+    texture_width, texture_height = texture.size
+
+    for filename in os.listdir(input_folder):
+        if not filename.lower().endswith(".png"):
+            continue
+        input_path = os.path.join(input_folder, filename)
+        overlay = Image.open(input_path).convert("RGBA")
+
+        # Create a transparent image of the same size as the texture
+        output_img = Image.new("RGBA", (texture_width, texture_height), (0, 0, 0, 0))
+
+        # Process first color
+        coords1 = find_pixels_by_color(texture, color1)
+        if len(coords1) != 2:
+            print(f"Warning: {filename} - color1 does not have exactly 2 pixels")
+        else:
+            place_image(output_img, overlay, coords1)
+
+        # Process second color (flipped horizontally)
+        coords2 = find_pixels_by_color(texture, color2)
+        if len(coords2) != 2:
+            print(f"Warning: {filename} - color2 does not have exactly 2 pixels")
+        else:
+            flipped_overlay = overlay.transpose(Image.FLIP_LEFT_RIGHT)
+            place_image(output_img, flipped_overlay, coords2)
+
+        # Save output
+        output_path = os.path.join(output_folder, filename)
+        output_img.save(output_path)
+        print(f"Saved {output_path}")
+
+
+
+if __name__ == "__main__":
+    # Example usage
+    input_folder = "nyan_cat_input"
+    texture_file = "nyan_cat_example.png"
+    color2 = (255, 0, 0)  # red
+    color1 = (0, 138, 255)  # blue
+    output_folder = "nyan_cat_textures"
+
+    main(input_folder, texture_file, color1, color2, output_folder)