marchingcubecpp: add package (#8807)

Author: star-hengxing

packages/m/marchingcubecpp/xmake.lua

@@ -0,0 +1,29 @@
+package("marchingcubecpp")
+    set_kind("library", {headeronly = true})
+    set_homepage("https://github.com/aparis69/marchingcubecpp")
+    set_description("A public domain/MIT header-only marching cube implementation in C++ without anything fancy.")
+    set_license("MIT")
+
+    add_urls("https://github.com/aparis69/marchingcubecpp.git")
+
+    add_versions("2023.09.12", "f03a1b3ec29b1d7d865691ca8aea4f1eb2c2873d")
+
+    on_install(function (package)
+        io.replace("MC.h", "#include <cmath>", "#include <cmath>\n#include <cstdint>", {plain = true})
+        os.cp("*.h", package:installdir("include"))
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            void test() {
+                // First compute a scalar field
+                const int n = 100;
+                MC::MC_FLOAT* field = new MC::MC_FLOAT[n * n * n];
+                // [...]
+                
+                // Compute isosurface using marching cube
+                MC::mcMesh mesh;
+                MC::marching_cube(field, n, n, n, mesh);
+            }
+        ]]}, {configs = {languages = "c++14"}, includes = "MC.h"}))
+    end)