src: split bbox into its own header

1 files changed, 25 insertions, 0 deletions

diff --git a/src/path-search-bbox.hpp b/src/path-search-bbox.hpp
new file mode 100644
index 00000000..05ed726d
--- /dev/null
+++ b/src/path-search-bbox.hpp
@@ -0,0 +1,25 @@
+#pragma once
+#include "path-search.hpp"
+#include <concepts>
+#include <Magnum/Math/Vector2.h>
+#include <Magnum/DimensionTraits.h>
+
+namespace floormat::detail_astar {
+
+template<typename T> struct bbox
+{
+    static_assert(std::is_arithmetic_v<T>);
+
+    VectorTypeFor<2, T> min, max;
+
+    constexpr bool operator==(const bbox<T>&) const = default;
+
+    template<typename U>
+    requires std::is_arithmetic_v<U>
+    explicit constexpr operator bbox<U>() const {
+        using Vec = VectorTypeFor<2, U>;
+        return bbox<U>{ Vec(min), Vec(max) };
+    }
+};
+
+} // namespace floormat::detail_astar