diff --git a/README.md b/README.md
index ca82143..4da6166 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # librashader
 
+![image](https://user-images.githubusercontent.com/1000503/202840226-68e9d01f-aa0b-4bfa-9bc6-a1363f701b85.png)
+
 A preprocessor, compiler, and runtime for RetroArch 'slang' shaders, rewritten in pure Rust.
 
 Heavily WIP.
diff --git a/librashader-runtime-gl/src/filter_pass.rs b/librashader-runtime-gl/src/filter_pass.rs
index 0debae1..1ce581d 100644
--- a/librashader-runtime-gl/src/filter_pass.rs
+++ b/librashader-runtime-gl/src/filter_pass.rs
@@ -207,7 +207,7 @@ impl FilterPass {
             gl::ClearColor(0.0f32, 0.0f32, 0.0f32, 0.0f32);
             gl::Clear(gl::COLOR_BUFFER_BIT);
             //
-            gl::Viewport(viewport.x, viewport.y, fb_size.width as GLsizei, fb_size.height as GLsizei);
+            gl::Viewport(0, 0, fb_size.width as GLsizei, fb_size.height as GLsizei);
 
             if self.framebuffer.format == gl::SRGB8_ALPHA8 {
                 gl::Enable(gl::FRAMEBUFFER_SRGB);