Add ktx

ktx/scripts/install_macos.sh

@@ -0,0 +1,46 @@
+#! /usr/bin/env bash
+# Copyright 2015-2020 The Khronos Group Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+# Install software in CI environment necessary to build on macOS.
+
+# Exit if any command fails.
+set -e
+
+# Set parameters from command-line arguments, if any.
+for i in $@; do
+  eval $i
+done
+
+FEATURE_LOADTESTS=${FEATURE_LOADTESTS:-OpenGL+Vulkan}
+PLATFORM=${PLATFORM:-macOS}
+VULKAN_SDK_VERSION=${VULKAN_SDK_VERSION:-1.4.313.1}
+VULKAN_INSTALL_DIR=${VULKAN_INSTALL_DIR:-~/VulkanSDK}
+
+git lfs install
+git lfs version
+gem install xcpretty
+
+if [[ (-n "$FEATURE_LOADTESTS" && "$FEATURE_LOADTESTS" != "OFF") || ("$FEATURE_TESTS" = "ON") ]]; then
+  git lfs pull --include=tests/srcimages,tests/testimages
+fi
+
+if [[ -n "$FEATURE_LOADTESTS" && "$FEATURE_LOADTESTS" != "OFF" ]]; then
+  if [ "$PLATFORM" = "iOS" ]; then
+    ios_component=com.lunarg.vulkan.ios
+  fi
+
+  if [[ "$FEATURE_LOADTESTS" =~ "Vulkan" ]]; then
+    pushd ~/Downloads
+    vulkan_sdk_dl_name=vulkan_sdk.zip # Name to download
+    vulkan_sdk_name=vulkansdk-macos-$VULKAN_SDK_VERSION  # Name after unzip.
+    echo curl -s -S -O https://sdk.lunarg.com/sdk/download/$VULKAN_SDK_VERSION/mac/$vulkan_sdk_dl_name?Human=true
+    curl -s -S -O https://sdk.lunarg.com/sdk/download/$VULKAN_SDK_VERSION/mac/$vulkan_sdk_dl_name?Human=true
+    unzip  $vulkan_sdk_dl_name
+    open -W $vulkan_sdk_name.app --args --root "$VULKAN_INSTALL_DIR" --accept-licenses --default-answer --confirm-command install $ios_component
+    rm $vulkan_sdk_dl_name
+    rm -rf $vulkan_sdk_name.app
+    unset vulkan_sdk_dw_name vulkan_sdk_name ios_component
+    popd
+  fi
+fi