Add the main mechanic.

1 files changed, 68 insertions, 23 deletions

diff --git a/game.c b/game.c
index 2cba35c..7eebb8b 100644
--- a/game.c
+++ b/game.c
@@ -96,47 +96,76 @@ static void menu_deinit(Game* game) {
 }
 
 static void gameplay_init(Game* game) {
+	World* world;
+
+	world = &game->world;
+
 	seed_rng(500);
 	init_world(&game->world);
-	init_map(&game->world.map, &game->world);
-	init_player(&game->world.player, &game->world);
-	new_skull(&game->world, 0, 0);
+	init_map(&world->map, world);
+	init_player(&world->player, world);
+	new_skull(world, 0, 0);
+
+	world->gmemory = gmemory_max;
 }
 
 static void render_hud(Game* game) {
-	int i;
-	const Sprite* heart_sprite;
-	const Bitmap* heart_bitmap;
+	int i, g;
+	const Sprite* sprite;
+	const Bitmap* bitmap;
 	World* world;
 	Player* player;
 
 	world = &game->world;
 	player = &world->player;
 
-	heart_sprite = get_sprite(sprite_heart_full);
-	heart_bitmap = get_bitmap(heart_sprite->bitmap);
+	sprite = get_sprite(sprite_heart_full);
+	bitmap = get_bitmap(sprite->bitmap);
 	for (i = 0; i < player->hp; i++) {
 		render_bitmap(
-			heart_bitmap,
-			1 + i * (heart_sprite->rect.w + 1),
+			bitmap,
+			1 + i * (sprite->rect.w + 1),
 			1,
-			&heart_sprite->rect
+			&sprite->rect
 		);
 	}
-	heart_sprite = get_sprite(sprite_heart_empty);
-	heart_bitmap = get_bitmap(heart_sprite->bitmap);
+	sprite = get_sprite(sprite_heart_empty);
+	bitmap = get_bitmap(sprite->bitmap);
 	for (; i < player_max_hp; i++) {
 		render_bitmap(
-			heart_bitmap,
-			1 + i * (heart_sprite->rect.w + 1),
+			bitmap,
+			1 + i * (sprite->rect.w + 1),
 			1,
-			&heart_sprite->rect
+			&sprite->rect
+		);
+	}
+
+	sprite = get_sprite(sprite_ram_full);
+	bitmap = get_bitmap(sprite->bitmap);
+	g = world->gmemory / gmemory_units;
+	for (i = 0; i < g; i++) {
+		render_bitmap(
+			bitmap,
+			1 + i * (sprite->rect.w + 1),
+			8,
+			&sprite->rect
+		);
+	}
+	sprite = get_sprite(sprite_ram_empty);
+	bitmap = get_bitmap(sprite->bitmap);
+	g = gmemory_max / gmemory_units;
+	for (; i < g; i++) {
+		render_bitmap(
+			bitmap,
+			1 + i * (sprite->rect.w + 1),
+			8,
+			&sprite->rect
 		);
 	}
 }
 
 static void gameplay_update(Game* game) {
-	int cx, cy, i;
+	int cx, cy;
 	World* world;
 	Player* player;
 	cx = game->world.cam_x;
@@ -155,6 +184,11 @@ static void gameplay_update(Game* game) {
 	sprite_system(world);
 
 	render_hud(game);
+
+	if (world->gmemory <= 0) {
+		world->oom = 1;
+		game_change_state(game, game_state_dead);
+	}
 }
 
 static void gameplay_deinit(Game* game) {
@@ -183,8 +217,10 @@ static void dead_init(Game* game) {
 static void dead_update(Game* game) {
 	const BM_Font* font;
 	int cx, cy;
+	World* world;
 
 	font = get_default_font();
+	world = &game->world;
 
 	update_menu(&game->menu);
 
@@ -193,12 +229,21 @@ static void dead_update(Game* game) {
 	render_map(&game->world.map, cx, cy);
 	sprite_system(&game->world);
 
-	rfont_text(
-		font,
-		renderer_w / 2 - 40,
-		game->menu.y - 15,
-		"You died"
-	);
+	if (world->oom) {
+		rfont_text(
+			font,
+			renderer_w / 2 - 65,
+			game->menu.y - 15,
+			"Out of Memory"
+		);
+	} else {
+		rfont_text(
+			font,
+			renderer_w / 2 - 40,
+			game->menu.y - 15,
+			"You died"
+		);
+	}
 	render_menu(&game->menu, get_default_font());
 }