From efc00b2f412865b975088002cbe3c927ef662e10 Mon Sep 17 00:00:00 2001
From: Ashley Wulber <ashley@system76.com>
Date: Wed, 23 Nov 2022 14:46:57 -0500
Subject: fix: adjust y position of scissor rectangle

---
 glow/src/backend.rs | 1 +
 glow/src/image.rs   | 4 +++-
 2 files changed, 4 insertions(+), 1 deletion(-)

(limited to 'glow/src')

diff --git a/glow/src/backend.rs b/glow/src/backend.rs
index 645c5faf..416c3b94 100644
--- a/glow/src/backend.rs
+++ b/glow/src/backend.rs
@@ -130,6 +130,7 @@ impl Backend {
 
             self.image_pipeline.draw(
                 gl,
+                target_height,
                 scaled,
                 scale_factor,
                 &layer.images,
diff --git a/glow/src/image.rs b/glow/src/image.rs
index 234583e9..955fd1ab 100644
--- a/glow/src/image.rs
+++ b/glow/src/image.rs
@@ -142,6 +142,7 @@ impl Pipeline {
     pub fn draw(
         &mut self,
         mut gl: &glow::Context,
+        target_height: u32,
         transformation: Transformation,
         _scale_factor: f32,
         images: &[layer::Image],
@@ -192,7 +193,8 @@ impl Pipeline {
             unsafe {
                 gl.scissor(
                     layer_bounds.x as i32,
-                    layer_bounds.y as i32,
+                    (target_height - (layer_bounds.y + layer_bounds.height))
+                        as i32,
                     layer_bounds.width as i32,
                     layer_bounds.height as i32,
                 );
-- 
cgit