From 7bada9f4e8a61a660006217dec860d3486450f71 Mon Sep 17 00:00:00 2001
From: Klemen Plestenjak <plestenjak.klemen@gmail.com>
Date: Thu, 7 Dec 2023 10:47:41 +0100
Subject: [PATCH] Add stackAllocReset method

---
 engine/breeze/memory/stack_alloc.c | 4 ++++
 engine/breeze/memory/stack_alloc.h | 2 ++
 game/main.c                        | 9 +++++++--
 3 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/engine/breeze/memory/stack_alloc.c b/engine/breeze/memory/stack_alloc.c
index 4a569d9..7538147 100644
--- a/engine/breeze/memory/stack_alloc.c
+++ b/engine/breeze/memory/stack_alloc.c
@@ -20,6 +20,10 @@ void bzStackAllocDestroy(BzStackAlloc *alloc) {
     alloc->allocated = 0;
 }
 
+void bzStackAllocReset(BzStackAlloc *alloc) {
+    alloc->allocated = 0;
+}
+
 void *bzStackAlloc(BzStackAlloc *alloc, size_t numBytes) {
     BZ_ASSERT(alloc->allocated + numBytes < alloc->size);
     void *allocated = (u8 *) alloc->memory + alloc->allocated;
diff --git a/engine/breeze/memory/stack_alloc.h b/engine/breeze/memory/stack_alloc.h
index 9c11223..9256501 100644
--- a/engine/breeze/memory/stack_alloc.h
+++ b/engine/breeze/memory/stack_alloc.h
@@ -12,6 +12,8 @@ typedef struct BzStackAlloc {
 BzStackAlloc bzStackAllocCreate(size_t size);
 void         bzStackAllocDestroy(BzStackAlloc *alloc);
 
+void bzStackAllocReset(BzStackAlloc *alloc);
+
 void *bzStackAlloc(BzStackAlloc *alloc, size_t numBytes);
 void  bzStackAllocFree(BzStackAlloc *alloc, void *ptr);
 
diff --git a/game/main.c b/game/main.c
index c61b581..9e90c3e 100644
--- a/game/main.c
+++ b/game/main.c
@@ -203,7 +203,12 @@ void update(float dt, void *userData) {
     snprintf(titleBuf, sizeof(titleBuf), "FPS: %d | %.2f ms", GetFPS(), GetFrameTime() * 1000);
     SetWindowTitle(titleBuf);
 
-    updatePlayerInput(NULL);
+    Game *game = ecs_singleton_get_mut(ECS, Game);
+
+    BZ_ASSERT(game->stackAlloc.allocated == 0);
+    bzStackAllocReset(&game->stackAlloc);
+
+    updatePlayerInput();
 }
 
 void render(float dt, void *userData) {
@@ -216,7 +221,7 @@ void render(float dt, void *userData) {
 
     bzTileMapDraw(&game->map);
 
-    drawPlayerInputUI(NULL);
+    drawPlayerInputUI();
 
     ecs_progress(ECS, dt);
     ecs_enable(ECS, renderDebugPathSystem, game->debugDraw.path);