From 61ed22e9373b3fa35e8368447c9b868e2506b8c3 Mon Sep 17 00:00:00 2001
From: Mark Lobodzinski <mark@lunarg.com>
Date: Thu, 9 Mar 2017 11:54:48 -0700
Subject: layers: Add PV Maintenance1 negative viewport check

Negative viewport offsets are now allowed if the Maintenance1 extension
is enabled.

Change-Id: Ifb080ba71d688f431a0d12a9018d746f28377a15
---
 layers/parameter_validation.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'layers/parameter_validation.cpp')

diff --git a/layers/parameter_validation.cpp b/layers/parameter_validation.cpp
index 3ff9659f..d66ddc61 100644
--- a/layers/parameter_validation.cpp
+++ b/layers/parameter_validation.cpp
@@ -4239,7 +4239,7 @@ static bool preCmdSetViewport(layer_data *my_data, uint32_t first_viewport, uint
             }
 
             bool invalid_height = (viewport.height <= 0 || viewport.height > limits.maxViewportDimensions[1]);
-            if (my_data->enables.amd_negative_viewport_height && (viewport.height < 0)) {
+            if ((my_data->enables.amd_negative_viewport_height || my_data->enables.khr_maintenance1) && (viewport.height < 0)) {
                 // VALIDATION_ERROR_01790
                 invalid_height = false;
             }
-- 
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