From a8d5ad2c1aca5d9b0550300ff4fcb81ed446682d Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Fri, 8 Sep 2017 10:33:47 +0530
Subject: [PATCH] ...

---
 kitty/cell_vertex.glsl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kitty/cell_vertex.glsl b/kitty/cell_vertex.glsl
index 2bd24f8c6..210e5274d 100644
--- a/kitty/cell_vertex.glsl
+++ b/kitty/cell_vertex.glsl
@@ -66,8 +66,8 @@ vec3 apply_selection(vec3 color, uint which) {
 
 void main() {
     uint instance_id = uint(gl_InstanceID);
-    uint r = instance_id / dimensions[0];
-    uint c = instance_id - r * dimensions[0];
+    uint r = instance_id / dimensions.x;
+    uint c = instance_id - r * dimensions.x;
     float left = steps[0] + c * steps[2];
     float top = steps[1] - r * steps[3];
     vec2 xpos = vec2(left, left + steps[2]);