[ashes] Add new port. (#14087)

ports/ashes/portfile.cmake

@@ -0,0 +1,27 @@
+vcpkg_fail_port_install(ON_TARGET "UWP" "iOS" "Android" ON_ARCH "x86" "arm")
+
+vcpkg_check_linkage(ONLY_DYNAMIC_LIBRARY)
+
+vcpkg_from_github(
+	OUT_SOURCE_PATH SOURCE_PATH
+	REPO DragonJoker/Ashes
+	REF 01066539d667b21a20c97c2a70d9bf17555c8cc0
+	SHA512 f335d99ff044b388494cbbf7cbde3c9ee46eaecdc9339fc7f45fa781d23635dde3d3eaa237ed466ce50e5c1ea6e2729d8b5a6cc3930535d1252e564f32d6b778
+)
+vcpkg_configure_cmake(
+	SOURCE_PATH ${SOURCE_PATH}
+	PREFER_NINJA
+	OPTIONS
+		-DCMAKE_INSTALL_PREFIX=${CURRENT_INSTALLED_DIR}
+		-DPROJECTS_USE_PRECOMPILED_HEADERS=OFF
+		-DVCPKG_PACKAGE_BUILD=ON
+		-DASHES_BUILD_TEMPLATES=OFF
+		-DASHES_BUILD_TESTS=OFF
+		-DASHES_BUILD_INFO=OFF
+		-DASHES_BUILD_SAMPLES=OFF
+)
+
+vcpkg_install_cmake()
+vcpkg_fixup_cmake_targets(CONFIG_PATH lib/cmake/ashes)
+
+file(INSTALL ${SOURCE_PATH}/LICENSE DESTINATION ${CURRENT_PACKAGES_DIR}/share/ashes RENAME copyright)

ports/ashes/vcpkg.json

@@ -0,0 +1,12 @@
+{
+  "name": "ashes",
+  "version-string": "2020-10-21",
+  "description": "Drop-in replacement to Vulkan's shared library, allowing the use of OpenGL or Direct3D11 in addition to Vulkan.",
+  "homepage": "https://github.com/DragonJoker/Ashes",
+  "supports": "!osx & !linux & !ios & !android & !uwp & !x86 & !arm & !static",
+  "dependencies": [
+    "opengl",
+    "spirv-cross",
+    "vulkan-headers"
+  ]
+}