diff --git a/tools/bundle/bundle.gd b/tools/bundle/bundle.gd
index 48e6372..2907266 100644
--- a/tools/bundle/bundle.gd
+++ b/tools/bundle/bundle.gd
@@ -1,9 +1,9 @@
 extends Resource
 @export var basenames: PackedStringArray
 @export var shader: ShaderInclude
-@export var image_cow: Texture2D
-@export var image_mask_cow: Texture2D
+@export var image_VA_Swallow1: Texture2D
+@export var image_mask_VA_Swallow1: Texture2D
 
 func attach(mat: ShaderMaterial):
-    mat.set_shader_parameter('image_cow', image_cow)
-    mat.set_shader_parameter('image_mask_cow', image_mask_cow)
+    mat.set_shader_parameter('image_VA_Swallow1', image_VA_Swallow1)
+    mat.set_shader_parameter('image_mask_VA_Swallow1', image_mask_VA_Swallow1)
diff --git a/tools/bundle/bundle.gdshaderinc b/tools/bundle/bundle.gdshaderinc
index 1ec587d..66a348d 100644
--- a/tools/bundle/bundle.gdshaderinc
+++ b/tools/bundle/bundle.gdshaderinc
@@ -1,5 +1,5 @@
 
-uniform sampler2D image_cow: repeat_disable;
-uniform sampler2D image_mask_cow: repeat_disable;
-uniform bool enabled_cow = false;
-uniform int start_time_cow;
+uniform sampler2D image_VA_Swallow1: repeat_disable;
+uniform sampler2D image_mask_VA_Swallow1: repeat_disable;
+uniform bool enabled_VA_Swallow1 = false;
+uniform int start_time_VA_Swallow1;
diff --git a/tools/src/main.rs b/tools/src/main.rs
index 61eee31..3dba448 100644
--- a/tools/src/main.rs
+++ b/tools/src/main.rs
@@ -16,7 +16,8 @@ use std::{error::Error, fs::File};
 // https://github.com/vfx-rs/openexr-rs/blob/25826b4f89bc768b565ba150d6f9c76876ad6bc3/src/core/output_file.rs#L275
 
 pub const MAX_IMAGE_DIM: usize = 16384;
-pub const MOVEMENT_EPSILON: f32 = 0.0000001;
+// TODO lower this once you figure out what the fuck
+pub const MOVEMENT_EPSILON: f32 = 1.0;
 
 fn non_color_channel() -> Channel {
     Channel {
@@ -28,13 +29,15 @@ fn non_color_channel() -> Channel {
 }
 
 // Godot doesn't seem to support Uint images, using f32 instead
+// Currently only using R channel, can squeeze more into 16k texture if use more channels
 fn write_mask_image(
     filename: &str,
     pixels: &Vec<f32>,
     vertex_total: usize,
 ) -> Result<(), Box<dyn Error>> {
-    let width = vertex_total;
-    let height: usize = 1;
+    let width = vertex_total.min(MAX_IMAGE_DIM);
+    let height: usize = ((vertex_total as f32) / (MAX_IMAGE_DIM as f32)).ceil() as usize;
+    assert!(height <= MAX_IMAGE_DIM);
     let mut header = Header::from_dimensions(width as i32, height as i32);
 
     header.channels_mut().insert("R", &non_color_channel());
@@ -200,13 +203,6 @@ fn main() {
         .unwrap();
     assert_eq!(max_point_idx + 1, total_points as usize);
 
-    let varying_count = 17;
-    let varied = mask_last.iter().filter(|x| match x {
-        Varying { count, .. } => *count > varying_count,
-        _ => false
-    }).count();
-    println!("There were {} points that varied more than {} times", varied, varying_count);
-
     let pc = pc.into_iter();
 
     pixels.extend(pc.filter_map(|frame| {
@@ -216,14 +212,17 @@ fn main() {
         match mask_last[point_idx] {
             Unseen => panic!(),
             OneValue { .. } => None,
-            Varying { .. } => Some(point)
+            Varying { .. } => Some(point),
         }
     }));
 
-
-
     assert!(pixels.len() == total_varying * (total_frames as usize));
 
+    if total_varying == 0 {
+        eprintln!("No varying frames, not outputting .exr image");
+        return;
+    }
+
     write_point_image(
         &(basename + ".exr"),
         &pixels,
@@ -232,5 +231,5 @@ fn main() {
     )
     .unwrap();
 
-    println!("Total {} varying points", total_varying);
+    println!("Total {} varying points of {} total points", total_varying, total_points);
 }