From 9aa05d0a429910b6c0f38db82c26556f2b130af3 Mon Sep 17 00:00:00 2001
From: Steven Adams <steven.adams.r@gmail.com>
Date: Sun, 10 Aug 2025 09:21:20 -0400
Subject: [PATCH 1/2] Added test case panning

---
 examples/demo/basic.js | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/examples/demo/basic.js b/examples/demo/basic.js
index 80b7ccf..4c63ce4 100644
--- a/examples/demo/basic.js
+++ b/examples/demo/basic.js
@@ -125,5 +125,23 @@
         initialize();
     };
 
+    let panPos = undefined;
+
+    app.canvas.addEventListener('mousemove', (e) => {
+        if (!panPos) return;
+
+        app.stage.position.x += e.pageX - panPos.x;
+        app.stage.position.y += e.pageY - panPos.y;
+        panPos = { x: e.pageX, y: e.pageY };
+    });
+
+    app.canvas.addEventListener('mousedown', (e) => {
+        panPos = { x: e.pageX, y: e.pageY };
+    });
+
+    app.canvas.addEventListener('mouseup', (e) => {
+        panPos = undefined;
+    });
+
     runApp();
 })();

From eabed27c4c741f8e053e409663f1b2c88afa08fa Mon Sep 17 00:00:00 2001
From: Steven Adams <steven.adams.r@gmail.com>
Date: Sun, 10 Aug 2025 09:21:45 -0400
Subject: [PATCH 2/2] Removed duplicate projection

---
 src/TilemapPipe.ts | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/TilemapPipe.ts b/src/TilemapPipe.ts
index f5c930d..91e6cc0 100644
--- a/src/TilemapPipe.ts
+++ b/src/TilemapPipe.ts
@@ -173,8 +173,7 @@ export class TilemapPipe implements RenderPipe<Tilemap>, InstructionPipe<Tilemap
         let anim_frame = this.tileAnim;
         const { u_anim_frame } = pipe_uniforms.uniforms;
 
-        u_global.uProjectionMatrix.copyTo(u_proj_trans).append(u_global.uWorldTransformMatrix)
-            .append(tilemap.worldTransform);
+        u_global.uProjectionMatrix.copyTo(u_proj_trans).append(tilemap.worldTransform);
         if (tilemap.compositeParent)
         {
             anim_frame = (tilemap.parent as CompositeTilemap).tileAnim || anim_frame;