Tweak scene render function

Delegate BeginDrawing and EndDrawing to individual scenes

engine/engine.c

@@ -143,7 +143,7 @@ void update_sfx_list(GameEngine_t* engine)
 }
 
 //void init_scene(Scene_t* scene, SceneType_t scene_type, system_func_t render_func, action_func_t action_func)
-void init_scene(Scene_t* scene, system_func_t render_func, action_func_t action_func)
+void init_scene(Scene_t* scene, render_func_t render_func, action_func_t action_func)
 {
     sc_map_init_64(&scene->action_map, 32, 0);
     sc_array_init(&scene->systems);
@@ -178,9 +178,10 @@ inline void update_scene(Scene_t* scene, float delta_time)
 
 inline void render_scene(Scene_t* scene)
 {
-    BeginDrawing();
-    scene->render_function(scene);
-    EndDrawing();
+    if (scene->render_function != NULL)
+    {
+        scene->render_function(scene);
+    }
 }
 
 inline void do_action(Scene_t* scene, ActionType_t action, bool pressed)

engine/engine.h

@@ -37,6 +37,7 @@ typedef enum SceneState {
     SCENE_ENDED,
 }SceneState_t;
 
+typedef void(*render_func_t)(Scene_t*);
 typedef void(*system_func_t)(Scene_t*);
 typedef void(*action_func_t)(Scene_t*, ActionType_t, bool);
 sc_array_def(system_func_t, systems);
@@ -44,7 +45,7 @@ sc_array_def(system_func_t, systems);
 struct Scene {
     struct sc_map_64 action_map; // key -> actions
     struct sc_array_systems systems;
-    system_func_t render_function;
+    render_func_t render_function;
     action_func_t action_function;
     EntityManager_t ent_manager;
     float delta_time;
@@ -72,7 +73,7 @@ extern void render_scene(Scene_t* scene);
 extern void do_action(Scene_t* scene, ActionType_t action, bool pressed);
 
 //void init_scene(Scene_t* scene, SceneType_t scene_type, system_func_t render_func, action_func_t action_func);
-void init_scene(Scene_t* scene, system_func_t render_func, action_func_t action_func);
+void init_scene(Scene_t* scene, render_func_t render_func, action_func_t action_func);
 void free_scene(Scene_t* scene);
 
 #endif // __ENGINE_H

engine/engine_conf.h

@@ -1,6 +1,7 @@
 #ifndef _ENGINE_CONF_H
 #define _ENGINE_CONF_H
 
+#define MAX_ENTITIES 2048
 #define MAX_TEXTURES 16
 #define MAX_SPRITES 64
 #define MAX_SOUNDS 32
@@ -11,12 +12,12 @@
 #define N_SFX 32
 #define MAX_EMITTER_CONF 8
 //#define MAX_PARTICLE_EMITTER 8
-#define MAX_ACTIVE_PARTICLE_EMITTER 128
-#define MAX_PARTICLES 32
+#define MAX_ACTIVE_PARTICLE_EMITTER 512
+#define MAX_PARTICLES 64
 
 #define MAX_TILE_TYPES 16
 
 #define N_TAGS 10
-#define N_COMPONENTS 15
-#define MAX_COMP_POOL_SIZE 4096
+#define N_COMPONENTS 20
+#define MAX_COMP_POOL_SIZE MAX_ENTITIES
 #endif // _ENGINE_CONF_H

scenes/editor_scene.c

@@ -92,6 +92,7 @@ static void level_scene_render_func(Scene_t* scene)
     draw_rec.y = 0;
     draw_rec.height *= -1;
     static char buffer[512];
+    BeginDrawing();
         ClearBackground(LIGHTGRAY);
         DrawTextureRec(
             data->game_viewport.texture,
@@ -187,6 +188,7 @@ static void level_scene_render_func(Scene_t* scene)
         gui_y += 300;
         sprintf(buffer, "Chests: %u / %u", data->coins.current, data->coins.total);
         DrawText(buffer, gui_x, gui_y, 24, BLACK);
+    EndDrawing();
 }
 
 static void render_editor_game_scene(Scene_t* scene)

scenes/game_scene.c

@@ -20,6 +20,7 @@ static void level_scene_render_func(Scene_t* scene)
     draw_rec.height *= -1;
 
     static char buffer[512];
+    BeginDrawing();
         ClearBackground(LIGHTGRAY);
         DrawTextureRec(
             data->game_viewport.texture,
@@ -50,6 +51,7 @@ static void level_scene_render_func(Scene_t* scene)
 
         print_mempool_stats(buffer);
         DrawText(buffer, gui_x, 350, 12, BLACK);
+    EndDrawing();
 }
 
 static void level_do_action(Scene_t* scene, ActionType_t action, bool pressed)

scenes/menu_scene.c

@@ -6,12 +6,14 @@
 static void menu_scene_render_func(Scene_t* scene)
 {
     MenuSceneData_t* data = &(CONTAINER_OF(scene, MenuScene_t, scene)->data);
-    ClearBackground(RAYWHITE);
-    DrawText("This is a game", 25, 220, 12, BLACK);
-    UI_button(data->buttons, "Start");
-    UI_button(data->buttons + 1, "Sandbox");
-    UI_button(data->buttons + 2, "Continue");
-    UI_button(data->buttons + 3, "Exit");
+    BeginDrawing();
+        ClearBackground(RAYWHITE);
+        DrawText("This is a game", 25, 220, 12, BLACK);
+        UI_button(data->buttons, "Start");
+        UI_button(data->buttons + 1, "Sandbox");
+        UI_button(data->buttons + 2, "Continue");
+        UI_button(data->buttons + 3, "Exit");
+    EndDrawing();
 }
 
 static void exec_component_function(Scene_t* scene, int sel)