Merge pull request #37 from crupest/render

Refactor.

1 files changed, 22 insertions, 0 deletions

diff --git a/src/util/com_util.hpp b/src/util/com_util.hpp
new file mode 100644
index 00000000..bbaf1c27
--- /dev/null
+++ b/src/util/com_util.hpp
@@ -0,0 +1,22 @@
+#pragma once
+#include "pre.hpp"
+
+#include <memory>
+
+namespace cru::util {
+
+template <typename TInterface>
+std::shared_ptr<TInterface> CreateComSharedPtr(TInterface* p) {
+  return std::shared_ptr<TInterface>(p, [](TInterface* ptr) {
+    if (ptr != nullptr) ptr->Release();
+  });
+}
+
+template <class TInterface>
+void SafeRelease(TInterface*& p) {
+  if (p != nullptr) {
+    p->Release();
+    p = nullptr;
+  }
+}
+}  // namespace cru::util