From c4c2b7610d6d7f43699ad45f2eddb9da95b98214 Mon Sep 17 00:00:00 2001
From: Klemen Plestenjak <plestenjak.klemen@gmail.com>
Date: Wed, 10 Jan 2024 07:28:30 +0100
Subject: [PATCH] Very basic fsm

---
 engine/breeze/ai/fsm.c |  8 ++++++++
 engine/breeze/ai/fsm.h | 20 ++++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 engine/breeze/ai/fsm.c
 create mode 100644 engine/breeze/ai/fsm.h

diff --git a/engine/breeze/ai/fsm.c b/engine/breeze/ai/fsm.c
new file mode 100644
index 0000000..5740d90
--- /dev/null
+++ b/engine/breeze/ai/fsm.c
@@ -0,0 +1,8 @@
+#include "fsm.h"
+
+void bzFSMSetState(BzFSMState *state, const BzFSMState *newState, void *data) {
+    state->exit(data);
+    newState->enter(data);
+    *state = *newState;
+}
+
diff --git a/engine/breeze/ai/fsm.h b/engine/breeze/ai/fsm.h
new file mode 100644
index 0000000..92284c0
--- /dev/null
+++ b/engine/breeze/ai/fsm.h
@@ -0,0 +1,20 @@
+#ifndef BREEZE_FSM_H
+#define BREEZE_FSM_H
+
+#include "../defines.h"
+
+#define BZ_FSM_STACK_SIZE 2
+
+typedef void(*BzFSMFn)(void *data);
+
+typedef struct BzFSMState {
+    BzFSMFn enter;
+    BzFSMFn exit;
+    BzFSMFn update;
+} BzFSMState;
+
+void bzFSMSetState(BzFSMState *state, const BzFSMState *newState, void *data);
+
+
+
+#endif //BREEZE_FSM_H