From b533d818494b6ed77d1c858e18c56d425f5a6197 Mon Sep 17 00:00:00 2001
From: Laszlo Agocs <laszlo.agocs@qt.io>
Date: Tue, 22 May 2018 17:23:53 +0200
Subject: make the gles 3.1 msaa compositor shaders compile

...with NVIDIA on Android for instance.

Task-number: QT3DS-1756
Change-Id: I3f3a4a718b4bebc8b5b8537065ffa6caad5d8bbd
Reviewed-by: Christian Stromme <christian.stromme@qt.io>
Reviewed-by: Andy Nichols <andy.nichols@qt.io>
---
 src/runtime/shaders/compositor_ms2.frag | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src/runtime/shaders/compositor_ms2.frag')

diff --git a/src/runtime/shaders/compositor_ms2.frag b/src/runtime/shaders/compositor_ms2.frag
index 40b50d4..f920a7b 100644
--- a/src/runtime/shaders/compositor_ms2.frag
+++ b/src/runtime/shaders/compositor_ms2.frag
@@ -1,14 +1,15 @@
 #version 310 es
+precision highp float;
 
 in vec2 texCoord;
 
-uniform sampler2DMS tex;
+uniform highp sampler2DMS tex;
 
 out vec4 fragColor;
 
 void main()
 {
-    ivec2 tc = ivec2(floor(textureSize(tex) * texCoord));
+    ivec2 tc = ivec2(floor(vec2(textureSize(tex)) * texCoord));
     vec4 c = texelFetch(tex, tc, 0) + texelFetch(tex, tc, 1);
     c /= 2.0;
     // This discard, while not necessarily ideal for some GPUs, is necessary to
-- 
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