From eef3d2f50ae1489af7c9c48cd36a89fc563f8e83 Mon Sep 17 00:00:00 2001
From: Caedis <Caedis@users.noreply.github.com>
Date: Mon, 1 Jun 2026 15:38:27 -0500
Subject: [PATCH] feat(hand): add cancellable RenderHandEvent for canRender
 (#1806)

---
 .../angelica/event/RenderHandEvent.java       | 25 +++++++++++++++++++
 .../coderbot/iris/pipeline/HandRenderer.java  |  4 ++-
 2 files changed, 28 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/com/gtnewhorizons/angelica/event/RenderHandEvent.java

diff --git a/src/main/java/com/gtnewhorizons/angelica/event/RenderHandEvent.java b/src/main/java/com/gtnewhorizons/angelica/event/RenderHandEvent.java
new file mode 100644
index 000000000..9b10c73d4
--- /dev/null
+++ b/src/main/java/com/gtnewhorizons/angelica/event/RenderHandEvent.java
@@ -0,0 +1,25 @@
+package com.gtnewhorizons.angelica.event;
+
+import net.minecraftforge.eventbus.api.bus.CancellableEventBus;
+import net.minecraftforge.eventbus.api.event.RecordEvent;
+import net.minecraftforge.eventbus.api.event.characteristic.Cancellable;
+
+/**
+ * Posted from {@link net.coderbot.iris.pipeline.HandRenderer}'s {@code canRender}
+ * <p>
+ * Cancel the event to prevent the hand from rendering.
+ */
+public record RenderHandEvent() implements RecordEvent, Cancellable {
+
+    public static final CancellableEventBus<RenderHandEvent> BUS = CancellableEventBus.create(RenderHandEvent.class);
+
+    private static final RenderHandEvent INSTANCE = new RenderHandEvent();
+
+    /**
+     * @return true if a listener cancelled the event, meaning the hand should NOT render.
+     */
+    public static boolean post() {
+        if (!BUS.hasListeners()) return false;
+        return BUS.post(INSTANCE);
+    }
+}
diff --git a/src/main/java/net/coderbot/iris/pipeline/HandRenderer.java b/src/main/java/net/coderbot/iris/pipeline/HandRenderer.java
index d694bbd1e..e20469d85 100644
--- a/src/main/java/net/coderbot/iris/pipeline/HandRenderer.java
+++ b/src/main/java/net/coderbot/iris/pipeline/HandRenderer.java
@@ -3,6 +3,7 @@ package net.coderbot.iris.pipeline;
 import com.gtnewhorizons.angelica.compat.mojang.Camera;
 import com.gtnewhorizons.angelica.compat.mojang.GameModeUtil;
 import com.gtnewhorizons.angelica.compat.mojang.InteractionHand;
+import com.gtnewhorizons.angelica.event.RenderHandEvent;
 import com.gtnewhorizons.angelica.glsm.GLStateManager;
 import com.gtnewhorizons.angelica.rendering.RenderingState;
 import com.gtnewhorizons.angelica.rendering.celeritas.BlockRenderLayer;
@@ -78,7 +79,8 @@ public class HandRenderer {
                !camera.isSleeping() &&
                !mc.gameSettings.hideGUI &&
                !GameModeUtil.isSpectator() &&
-               !mc.playerController.enableEverythingIsScrewedUpMode();
+               !mc.playerController.enableEverythingIsScrewedUpMode() &&
+               !RenderHandEvent.post();
     }
 
     public boolean isHandTranslucent(InteractionHand hand) {