refactor: Rework features that use external libraries into optional plugins (#1470)

plugins/visualizers/include/content/visualizer_helpers.hpp

@@ -0,0 +1,20 @@
+#pragma once
+
+#include <pl/pattern_language.hpp>
+#include <pl/patterns/pattern.hpp>
+
+namespace hex::plugin::visualizers {
+
+    template<typename T>
+    std::vector<T> patternToArray(pl::ptrn::Pattern *pattern){
+        const auto bytes = pattern->getBytes();
+
+        std::vector<T> result;
+        result.resize(bytes.size() / sizeof(T));
+        for (size_t i = 0; i < result.size(); i++)
+            std::memcpy(&result[i], &bytes[i * sizeof(T)], sizeof(T));
+
+        return result;
+    }
+
+}