From 306f96164784a8cbf405e72fa4364d6523366e95 Mon Sep 17 00:00:00 2001
From: metamuffin <metamuffin@disroot.org>
Date: Mon, 5 May 2025 15:09:54 +0200
Subject: old dir

---
 old/vgcodec/src/diff.wgsl | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 old/vgcodec/src/diff.wgsl

(limited to 'old/vgcodec/src/diff.wgsl')

diff --git a/old/vgcodec/src/diff.wgsl b/old/vgcodec/src/diff.wgsl
new file mode 100644
index 0000000..82e169b
--- /dev/null
+++ b/old/vgcodec/src/diff.wgsl
@@ -0,0 +1,16 @@
+@group(0) @binding(0) 
+var tex_a: texture_2d<f32>;
+@group(0) @binding(1) 
+var tex_b: texture_2d<f32>;
+
+@group(0) @binding(2)
+var<storage, read_write> exp: atomic<u32>;
+
+@compute @workgroup_size(1)
+fn main(@builtin(global_invocation_id) global_id: vec3<u32>) {
+    var col_a = textureLoad(tex_a, vec2(i32(global_id.x), i32(global_id.y)), 0);
+    var col_b = textureLoad(tex_b, vec2(i32(global_id.x), i32(global_id.y)), 0);
+    var diff = length(col_a - col_b);
+    atomicAdd(&exp, u32(diff * 1000.0));
+}
+
-- 
cgit v1.2.3-70-g09d2