Lots of fixes

src/api/java/appeng/api/parts/IDynamicPartBakedModel.java

@@ -0,0 +1,48 @@
+package appeng.api.parts;
+
+import appeng.api.util.AEPartLocation;
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext;
+import net.minecraft.block.BlockState;
+import net.minecraft.client.render.model.BakedModel;
+import net.minecraft.client.render.model.BakedQuad;
+import net.minecraft.client.render.model.json.ModelOverrideList;
+import net.minecraft.client.render.model.json.ModelTransformation;
+import net.minecraft.client.texture.Sprite;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.world.BlockRenderView;
+
+import javax.annotation.Nullable;
+import java.util.Collections;
+import java.util.List;
+import java.util.Random;
+import java.util.function.Supplier;
+
+/**
+ * This interface can be implemented by baked models returned by {@link IPart#getStaticModels()} to indicate that
+ * they would like to use the model data returned by {@link IPart#getModelData()}.
+ */
+public interface IDynamicPartBakedModel extends BakedModel {
+
+    /**
+     * See {@link net.fabricmc.fabric.api.renderer.v1.model.FabricBakedModel#emitBlockQuads(BlockRenderView, BlockState, BlockPos, Supplier, RenderContext)}
+     * for context.
+     * <p>
+     * The given <code>context</code> will already have been transformed so that the model renders from the
+     * rotated location the part is attached to.
+     *
+     * @param partSide The side of the cable bus that the part is attached to.
+     * @param modelData The model data returned by {@link IPart#getModelData()}
+     */
+    void emitQuads(BlockRenderView blockView, BlockState state, BlockPos pos, Supplier<Random> randomSupplier, RenderContext context,
+                   Direction partSide, @Nullable Object modelData);
+
+    /**
+     * Unless you use your dynamic model for other purposes, this method will not be called.
+     */
+    @Override
+    default List<BakedQuad> getQuads(@Nullable BlockState state, @Nullable Direction face, Random random) {
+        return Collections.emptyList();
+    }
+
+}