[gtk+] gsk: vulkan: silence anisotropy validation warning

[Matthias Clasen <matthiasc src gnome org>]

commit 28bd26ca062de7642bac4e5247933aaf3073bf41
Author: Lionel Landwerlin <lionel g landwerlin intel com>
Date:   Wed Sep 20 18:41:09 2017 +0100

    gsk: vulkan: silence anisotropy validation warning

 gsk/gskvulkanrenderer.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/gsk/gskvulkanrenderer.c b/gsk/gskvulkanrenderer.c
index 2325887..055b6b9 100644
--- a/gsk/gskvulkanrenderer.c
+++ b/gsk/gskvulkanrenderer.c
@@ -124,7 +124,8 @@ gsk_vulkan_renderer_realize (GskRenderer  *renderer,
                                      .addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
                                      .addressModeW = VK_SAMPLER_ADDRESS_MODE_REPEAT,
                                      .borderColor = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK,
-                                     .unnormalizedCoordinates = VK_FALSE
+                                     .unnormalizedCoordinates = VK_FALSE,
+                                     .maxAnisotropy = 1.0,
                                  },
                                  NULL,
                                  &self->sampler);