From e707f9d933cb43665e595ae39147905b75ff5bed Mon Sep 17 00:00:00 2001
From: Geoffrey McRae <geoff@hostfission.com>
Date: Tue, 10 Aug 2021 07:56:24 +1000
Subject: [PATCH] [client] egl: enable ffxCAS if disabled and the sharpness is
 changed

---
 client/renderers/EGL/desktop.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/client/renderers/EGL/desktop.c b/client/renderers/EGL/desktop.c
index b055dee4..c553f40a 100644
--- a/client/renderers/EGL/desktop.c
+++ b/client/renderers/EGL/desktop.c
@@ -286,6 +286,13 @@ void egl_desktopConfigUI(EGL_Desktop * desktop)
 
   if (sharpness != desktop->ffxUniform.f[0])
   {
+    // enable CAS if the sharpness was changed
+    if (!cas)
+    {
+      cas = true;
+      desktop->ffxCASEnable = cas;
+      egl_textureEnableFilter(desktop->ffxCASHandle, cas);
+    }
     desktop->ffxUniform.f[0] = sharpness;
     egl_shaderSetUniforms(desktop->ffxCAS, &desktop->ffxUniform, 1);
     invalidateCAS = true;