Merge branch 'master' into poc/audio-miniaudio

1 files changed, 54 insertions, 0 deletions

diff --git a/src/example/script.cpp b/src/example/script.cpp
new file mode 100644
index 0000000..cda9591
--- /dev/null
+++ b/src/example/script.cpp
@@ -0,0 +1,54 @@
+/** \file
+ * 
+ * Standalone example for usage of the script component and system
+ */
+
+#include <crepe/ComponentManager.h>
+#include <crepe/ScriptSystem.h>
+#include <crepe/util/log.h>
+
+#include <crepe/api/BehaviorScript.h>
+#include <crepe/api/Config.h>
+#include <crepe/api/GameObject.h>
+#include <crepe/api/Script.h>
+#include <crepe/api/Transform.h>
+
+using namespace crepe;
+using namespace crepe::api;
+using namespace std;
+
+// Unrelated stuff that is not part of this POC
+int _ = [] () {
+	// Show dbg_trace() output
+	auto & cfg = api::Config::get_instance();
+	cfg.log.level = util::LogLevel::TRACE;
+
+	return 0; // satisfy compiler
+}();
+
+
+
+// User-defined script:
+class MyScript : public Script {
+	void update() {
+		// Retrieve component from the same GameObject this script is on
+		Transform & test = get_component<Transform>();
+		dbg_logf("Transform(%.2f, %.2f)", test.position.x, test.position.y);
+	}
+};
+
+int main() {
+	// Create game object with Transform and BehaviorScript components
+	auto obj = GameObject(0, "name", "tag", 0);
+	obj.add_component<Transform>(Point { .x = 1.2, .y = 3.4, }, 0, 0);
+	obj.add_component<BehaviorScript>().set_script<MyScript>();
+
+	// Get ScriptSystem singleton instance (this would normally be done from the
+	// game loop)
+	auto & sys = ScriptSystem::get_instance();
+	// Update all scripts. This should result in MyScript::update being called
+	sys.update();
+
+	return EXIT_SUCCESS;
+}
+