Expose initial window size to scene

This is so that each scene does not need to hardcode render layer size

engine/engine.c

@@ -1,7 +1,7 @@
 #include "engine.h"
 #include "mempool.h"
 
-void init_engine(GameEngine_t* engine)
+void init_engine(GameEngine_t* engine, Vector2 starting_win_size)
 {
     InitAudioDevice();
     sc_queue_init(&engine->key_buffer);
@@ -9,6 +9,8 @@ void init_engine(GameEngine_t* engine)
     memset(engine->sfx_list.sfx, 0, engine->sfx_list.n_sfx * sizeof(SFX_t));
     init_memory_pools();
     init_assets(&engine->assets);
+    engine->intended_window_size = starting_win_size;
+    InitWindow(starting_win_size.x, starting_win_size.y, "raylib");
 }
 
 void deinit_engine(GameEngine_t* engine)
@@ -17,6 +19,7 @@ void deinit_engine(GameEngine_t* engine)
     free_memory_pools();
     sc_queue_term(&engine->key_buffer);
     CloseAudioDevice();
+    CloseWindow(); 
 }
 
 void process_inputs(GameEngine_t* engine, Scene_t* scene)

engine/engine.h

@@ -24,6 +24,10 @@ typedef struct GameEngine {
     SFXList_t sfx_list;
     // Maintain own queue to handle key presses
     struct sc_queue_32 key_buffer;
+    // This is the original size of the window.
+    // This is in case of window scaling, where there needs to be
+    // an absolute reference
+    Vector2 intended_window_size;
 } GameEngine_t;
 
 //typedef enum SceneType {
@@ -71,7 +75,7 @@ struct Scene {
 };
 
 
-void init_engine(GameEngine_t* engine);
+void init_engine(GameEngine_t* engine, Vector2 starting_win_size);
 void deinit_engine(GameEngine_t* engine);
 void process_inputs(GameEngine_t* engine, Scene_t* scene);
 

level_load_test.c

@@ -19,8 +19,7 @@ static GameEngine_t engine =
 
 int main(void)
 {
-    init_engine(&engine);
+    init_engine(&engine, (Vector2){1280,640});
-    InitWindow(1280, 640, "raylib");
     SetTargetFPS(60);
 
     load_from_infofile("res/test_assets.info", &engine.assets);
@@ -62,6 +61,5 @@ int main(void)
     }
     free_scene(&scene.scene);
     term_level_scene_data(&scene.data);
-    CloseWindow();
     deinit_engine(&engine);
 }

main.c

@@ -25,8 +25,7 @@ int main(void)
 {
     // Initialization
     //--------------------------------------------------------------------------------------
-    init_engine(&engine);
+    init_engine(&engine, (Vector2){screenWidth, screenHeight});
-    InitWindow(screenWidth, screenHeight, "raylib");
     SetTargetFPS(60);               // Set our game to run at 60 frames-per-second
 #ifndef NDEBUG
     load_from_infofile("res/assets.info.raw", &engine.assets);
@@ -114,5 +113,4 @@ int main(void)
     free_game_scene(&level_scene);
     free_menu_scene(&menu_scene);
     deinit_engine(&engine);
-    CloseWindow(); 
 }

scene_test.c

@@ -39,9 +39,8 @@ void update_loop(void)
 
 int main(void)
 {
-    InitWindow(1280, 640, "raylib");
+    init_engine(&engine, (Vector2){1280,640});
     SetTargetFPS(60);
-    init_engine(&engine);
 
 #ifndef NDEBUG
     load_from_infofile("res/assets.info.raw", &engine.assets);
@@ -100,6 +99,4 @@ int main(void)
     #endif
     free_sandbox_scene(&scene);
     deinit_engine(&engine);
-    CloseWindow();
-
 }

scenes/editor_scene.c

@@ -1009,7 +1009,15 @@ void init_sandbox_scene(LevelScene_t* scene)
             SELECTION_REGION_WIDTH, SELECTION_REGION_HEIGHT
         }
     );
-    add_scene_layer(&scene->scene, 1280, 640, (Rectangle){0, 0, 1280, 640});
+    add_scene_layer(
+        &scene->scene, scene->scene.engine->intended_window_size.x,
+        scene->scene.engine->intended_window_size.y,
+        (Rectangle){
+            0, 0,
+            scene->scene.engine->intended_window_size.x,
+            scene->scene.engine->intended_window_size.y
+        }
+    );
 
     BeginTextureMode(scene->scene.layers.render_layers[SELECTION_LAYER].layer_tex);
         ClearBackground(LIGHTGRAY);

scenes/game_scene.c

@@ -360,18 +360,24 @@ void init_game_scene(LevelScene_t* scene)
         (Rectangle){25, 25, 32*TILE_SIZE, 18*TILE_SIZE}
     );
 
-    // TODO: Remove the hardcoded window size
     scene->scene.bg_colour = LIGHTGRAY;
     add_scene_layer(
         &scene->scene, scene->data.game_rec.width, scene->data.game_rec.height,
         scene->data.game_rec
     );
-    add_scene_layer(&scene->scene, 1280, 640, (Rectangle){0, 0, 1280, 640});
+    add_scene_layer(
+        &scene->scene, scene->scene.engine->intended_window_size.x,
+        scene->scene.engine->intended_window_size.y,
+        (Rectangle){
+            0, 0,
+            scene->scene.engine->intended_window_size.x,
+            scene->scene.engine->intended_window_size.y
+        }
+    );
 
     create_player(&scene->scene.ent_manager);
     update_entity_manager(&scene->scene.ent_manager);
 
-    // insert level scene systems
     sc_array_add(&scene->scene.systems, &update_tilemap_system);
     sc_array_add(&scene->scene.systems, &player_movement_input_system);
     sc_array_add(&scene->scene.systems, &player_bbox_update_system);

scenes/menu_scene.c

@@ -160,7 +160,15 @@ void init_menu_scene(MenuScene_t* scene)
     scene->data.max_comp = 4;
     scene->data.selected_comp = 0;
     scene->data.mode = MOUSE_MODE;
-    add_scene_layer(&scene->scene, 1280, 640, (Rectangle){0, 0, 1280, 640});
+    add_scene_layer(
+        &scene->scene, scene->scene.engine->intended_window_size.x,
+        scene->scene.engine->intended_window_size.y,
+        (Rectangle){
+            0, 0,
+            scene->scene.engine->intended_window_size.x,
+            scene->scene.engine->intended_window_size.y
+        }
+    );
 
     sc_map_put_64(&scene->scene.action_map, KEY_UP, ACTION_UP);
     sc_map_put_64(&scene->scene.action_map, KEY_DOWN, ACTION_DOWN);

water_test.c

@@ -395,9 +395,8 @@ static void player_simple_movement_system(Scene_t* scene)
 
 int main(void)
 {
-    InitWindow(1280, 640, "raylib");
+    init_engine(&engine, (Vector2){1280,640});
     SetTargetFPS(60);
-    init_engine(&engine);
 
     LevelScene_t scene;
     scene.scene.engine = &engine;
@@ -470,5 +469,4 @@ int main(void)
     free_scene(&scene.scene);
     term_level_scene_data(&scene.data);
     deinit_engine(&engine);
-    CloseWindow();
 }