Move Drawable draw call recording logic out of renderer

openVulkanoCpp/Scene/DrawEncoder.cpp

@@ -0,0 +1,42 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+#include "DrawEncoder.hpp"
+#include <map>
+#include <stdexcept>
+
+namespace openVulkanoCpp::Scene
+{
+	namespace
+	{
+		auto& GetDrawEncoderRegistry()
+		{
+			static std::map<const std::type_info*, DrawEncoder> drawEncoderRegistry;
+			return drawEncoderRegistry;
+		}
+
+		template<class... args>
+		void EncoderNotImplementedFunction(args... ignored)
+		{
+			throw std::runtime_error("No implementation for encoder!");
+		}
+	}
+
+	void* DrawEncoder::RegisterVulkanEncodeFunction(const std::type_info* type, DrawEncoder::VkEncodeFunc func)
+	{
+		GetDrawEncoderRegistry()[type].vulkan = func;
+		return nullptr;
+	}
+
+	DrawEncoder& DrawEncoder::GetDrawEncoder(const std::type_info* type)
+	{
+		return GetDrawEncoderRegistry()[type];
+	}
+
+	DrawEncoder::DrawEncoder()
+		: vulkan(&EncoderNotImplementedFunction)
+	{}
+}