From 0f25d9fb178e9fb32793331aa1ed724d9747702d Mon Sep 17 00:00:00 2001
From: BoredGuy <osome3717@gmail.com>
Date: Sat, 23 Aug 2025 08:58:57 +0300
Subject: Animation System Complete

---
 include/game.h   |  2 +-
 include/utils.h  |  4 ++++
 src/background.c | 16 ++++++++++------
 src/game.c       | 22 +++++++++++++++++++---
 4 files changed, 34 insertions(+), 10 deletions(-)

diff --git a/include/game.h b/include/game.h
index 530ae73..ec44b3e 100644
--- a/include/game.h
+++ b/include/game.h
@@ -85,7 +85,7 @@ void UpdateGame(float deltaTime);
 void DrawGame();
 
 void UpdateCurrentSpriteAnimation(Sprite* sprite, float dt);
-void DrawEntitySprite(const Sprite* sprite, int spriteIndex);
+void DrawEntitySprite(const Entity* e, int spriteIndex);
 
 #ifdef BEATEMUP_DEBUG
 void DebugHighlights(const Entity* e);
diff --git a/include/utils.h b/include/utils.h
index 59c1bc4..0ba8c32 100644
--- a/include/utils.h
+++ b/include/utils.h
@@ -52,4 +52,8 @@ static inline Animation* GetCurrentAnimation(Sprite* s) {
     return &s->animations[s->currentAnimation];
 }
 
+static inline Rectangle GetCurrentSourceRectangle(const Animation* animation) {
+    return animation->srcRects[animation->currentFrame];
+}
+
 #endif // UTILS_H_
diff --git a/src/background.c b/src/background.c
index c9ed1fb..d3647cf 100644
--- a/src/background.c
+++ b/src/background.c
@@ -7,8 +7,8 @@
 
 void AddBackground(const char* backgroundTextureName) {
   Entity e = {0};
-  e.type = Background_Entity;
 
+  e.type = Background_Entity;
   e.flags |= ENTITY_VISIBLE;
 
   e.position = (Vector2) {0.0f, 0.0f};
@@ -32,11 +32,15 @@ void AddBackground(const char* backgroundTextureName) {
   Vector2 backgroundBounds =
     Vector2Scale((Vector2) {backgroundTexture.width, backgroundTexture.height}, backgroundSizeScale);
 
-  AddSpriteToEntity(&e, (Sprite){
-      .texture = backgroundTexture,
-      .layer = Background_Layer,
-      .destRect = {NO_OFFSET, NO_OFFSET, backgroundBounds.x, backgroundBounds.y}
-    });
+  Sprite backgroundSprite = (Sprite) {
+    .texture = backgroundTexture,
+    .layer = Background_Layer,
+    .numAnimations = 0,
+
+    .destRect = {NO_OFFSET, NO_OFFSET, backgroundBounds.x, backgroundBounds.y}
+  };
+
+  AddSpriteToEntity(&e, backgroundSprite);
 
   AddEntity(&e);
 }
diff --git a/src/game.c b/src/game.c
index 8659939..b15c85f 100644
--- a/src/game.c
+++ b/src/game.c
@@ -68,8 +68,21 @@ void UpdateGame(float deltaTime) {
 void DrawEntitySprite(const Entity* e, int spriteIndex) {
     const Sprite* drawnSprite = &e->sprites[spriteIndex];
 
-    Rectangle srcRect =
-        {0, 0, drawnSprite->texture.width, drawnSprite->texture.height};
+    Rectangle srcRect;
+    if (!IsAnimated(drawnSprite)) {
+        srcRect = (Rectangle) {
+            .x = 0,
+            .y = 0,
+            .width = drawnSprite->texture.width,
+            .height = drawnSprite->texture.height
+        };
+    } else {
+        const Animation* currentAnimation =
+            &drawnSprite->animations[drawnSprite->currentAnimation];
+
+        srcRect = GetCurrentSourceRectangle(currentAnimation);
+    }
+
     Vector2 origin = {0.0f, 0.0f};
     float rotation = 0.0f;
     Rectangle destRect = GetSpriteDrawDestinationRectGlobal(e, spriteIndex);
@@ -77,6 +90,7 @@ void DrawEntitySprite(const Entity* e, int spriteIndex) {
     DrawTexturePro(drawnSprite->texture, srcRect, destRect, origin, rotation, WHITE);
 }
 
+
 void DefaultDrawEntity(const Entity* e, DrawLayer toLayer) {
     for (int i = 0; i < e->numSprites; i++) {
         if (e->sprites[i].layer == toLayer)
@@ -163,7 +177,9 @@ void UpdateCurrentSpriteAnimation(Sprite* sprite, float dt) {
 
     if (currentAnimation->currentFrameTimer >= GetCurrentFrameTime(currentAnimation)) {
         currentAnimation->currentFrame++;
-        currentAnimation->currentFrameTimer = 0;
+
+        currentAnimation->currentFrameTimer =
+            currentAnimation->currentFrameTimer - GetCurrentFrameTime(currentAnimation);
     }
 
     if (currentAnimation->currentFrame >= currentAnimation->numFrames) {
-- 
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