inital commit

solanaceae/plugin/plugin_manager.cpp

@@ -0,0 +1,53 @@
+#include "./plugin_manager.hpp"
+
+#include <iostream>
+
+// def
+std::map<std::string, void*> g_instance_map {};
+
+extern "C" {
+
+void* g_resolveInstance__internal(const char* id) {
+	if (auto it = g_instance_map.find(id); it != g_instance_map.end()) {
+		return it->second;
+	}
+	return nullptr;
+}
+
+void g_provideInstance__internal(const char* id, const char* plugin_name, void* instance) {
+	g_instance_map[id] = instance;
+	std::cout << "PLM '" << plugin_name << "' provided '" << id << "'\n";
+}
+
+
+} // extern C
+
+PluginManager::~PluginManager(void) {
+	// destruct in reverse!
+	for (auto it = _plugins.rbegin(); it != _plugins.rend(); it++) {
+		it->stop();
+	}
+}
+
+bool PluginManager::add(const std::string& plug_path) {
+	Plugin p{plug_path.c_str()};
+
+	if (!p) {
+		return false;
+	}
+
+	if (p.start(&_sapi) != 0) {
+		return false;
+	}
+
+	_plugins.emplace_back(std::move(p));
+
+	return true;
+}
+
+void PluginManager::tick(float delta) {
+	for (const auto& p : _plugins) {
+		p.tick(delta);
+	}
+}
+