From 64c74ed5162b99fe0d66ee0e40ed71de4ebbd333 Mon Sep 17 00:00:00 2001
From: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Date: Tue, 18 Apr 2023 04:00:52 -0400
Subject: [PATCH] declare some ssao.frag variables as highp to avoid precision
 issues (#4860)

this fixes opaque shadow rendering on drivers that implement
mediump as 16bit

fixes #4855

Signed-off-by: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
---
 data/shaders/ssao.frag | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/data/shaders/ssao.frag b/data/shaders/ssao.frag
index 3caf314c3..3dee11768 100644
--- a/data/shaders/ssao.frag
+++ b/data/shaders/ssao.frag
@@ -26,7 +26,7 @@ void main(void)
 {
     vec2 uv = gl_FragCoord.xy / u_screen;
     float lineardepth = textureLod(dtex, uv, 0.).x;
-    int x = int(gl_FragCoord.x), y = int(gl_FragCoord.y);
+    highp int x = int(gl_FragCoord.x), y = int(gl_FragCoord.y);
     vec3 FragPos = getXcYcZc(x, y, lineardepth);
 
     // get the normal of current fragment