add uvatlas (#2349)

* add uvatlas

* fix uvatlas

packages/u/uvatlas/xmake.lua

@@ -0,0 +1,38 @@
+package("uvatlas")
+
+    set_homepage("https://github.com/Microsoft/UVAtlas")
+    set_description("UVAtlas - isochart texture atlasing")
+    set_license("MIT")
+
+    local tag = {
+        ["2023.06"] = "jun2023",
+    }
+    add_urls("https://github.com/microsoft/UVAtlas/archive/refs/tags/$(version).zip", {version = function (version) return tag[tostring(version)] end})
+    add_urls("https://github.com/microsoft/UVAtlas.git")
+    add_versions("2023.06", "b3ac09b88a26179a91822ff3f3b15df574803c94641fd6cf694ea44cb91ad75f")
+
+    add_configs("shared", {description = "Build shared library.", default = false, type = "boolean", readonly = true})
+    add_configs("tools",  {description = "Build UVAtlasTool", default = false, type = "boolean"})
+
+    add_deps("cmake")
+    on_install("windows", function (package)
+        local configs = {"-DUVATLAS_USE_OPENMP=OFF", "-DBUILD_TESTING=OFF"}
+        local vs_sdkver = import("core.tool.toolchain").load("msvc"):config("vs_sdkver")
+        if vs_sdkver then
+            local build_ver = string.match(vs_sdkver, "%d+%.%d+%.(%d+)%.?%d*")
+            assert(tonumber(build_ver) >= 18362, "UVAtlas requires Windows SDK to be at least 10.0.18362.0")
+            table.insert(configs, "-DCMAKE_VS_WINDOWS_TARGET_PLATFORM_VERSION=" .. vs_sdkver)
+            table.insert(configs, "-DCMAKE_SYSTEM_VERSION=" .. vs_sdkver)
+        end
+        table.insert(configs, "-DBUILD_TOOLS=" .. (package:config("tools") and "ON" or "OFF"))
+        import("package.tools.cmake").install(package, configs)
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <vector>
+            void test() {
+                std::vector<DirectX::UVAtlasVertex> meshVBO;
+            }
+        ]]}, {configs = {languages = "cxx17"}, includes = "UVAtlas.h"}))
+    end)