Add basic movement

game/systems/entity_renderer.c

@@ -9,6 +9,9 @@ void renderEntities(ecs_iter_t *it) {
     for (i32 i = 0; i < it->count; i++) {
         Rectangle dst = {p[i].x, p[i].y, s[i].x, s[i].y};
         Vector2 origin = {dst.width * 0.5f, dst.height * 0.5f};
-        DrawTexturePro(t[i].texture, t[i].rec, dst, origin, r[i], WHITE);
+        Rectangle src = t[i].rec;
+        if (t[i].flipX) src.width *= -1.0f;
+        if (t[i].flipY) src.height *= -1.0f;
+        DrawTexturePro(t[i].texture, src, dst, origin, r[i], WHITE);
     }
 }