From 41f7ea436deb84aec81d446b686ed2ecaa319abe Mon Sep 17 00:00:00 2001
From: Philip Rideout <philiprideout@gmail.com>
Date: Thu, 9 Jul 2020 11:23:48 -0700
Subject: [PATCH] Update the descriptor set index in colorGrading.

---
 filament/src/materials/colorGradingAsSubpass.mat | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/filament/src/materials/colorGradingAsSubpass.mat b/filament/src/materials/colorGradingAsSubpass.mat
index af527f7649..52e494c9cb 100644
--- a/filament/src/materials/colorGradingAsSubpass.mat
+++ b/filament/src/materials/colorGradingAsSubpass.mat
@@ -41,7 +41,8 @@ vertex {
 fragment {
 
     // TODO: this should be specified as a parameter
-    layout (input_attachment_index = 0, set = 0, binding = 0) uniform mediump subpassInput colorBuffer;
+    // In our Vulkan backend, subpass inputs always live in descriptor set 2. (ignored for GLES)
+    layout (input_attachment_index = 0, set = 2, binding = 0) uniform mediump subpassInput colorBuffer;
     layout(location = 1) out vec4 tonemappedOutput;
 
 #include "../../../shaders/src/dithering.fs"