From 9116be1f3b96c491d1bfd3ea1e20c88f0b104894 Mon Sep 17 00:00:00 2001
From: Fabio Maciel <6810827+fabiomaciel@users.noreply.github.com>
Date: Mon, 12 Dec 2022 18:49:17 -0300
Subject: refactor: extract screen management from main into a module

---
 src/main.c | 37 +++++++++----------------------------
 1 file changed, 9 insertions(+), 28 deletions(-)

(limited to 'src/main.c')

diff --git a/src/main.c b/src/main.c
index f9b89bf..9a57654 100644
--- a/src/main.c
+++ b/src/main.c
@@ -36,9 +36,7 @@
 
 #include "controller.h"
 #include "player.h"
-
-const int SCREEN_WIDTH  = 640;
-const int SCREEN_HEIGHT = 480;
+#include "screen.h"
 
 int
 main (int   argc,
@@ -54,30 +52,13 @@ main (int   argc,
     return EXIT_FAILURE;
   }
 
-  SDL_Window* window = SDL_CreateWindow(
-      "Blast Attack",
-      SDL_WINDOWPOS_UNDEFINED,
-      SDL_WINDOWPOS_UNDEFINED,
-      SCREEN_WIDTH, SCREEN_HEIGHT,
-      SDL_WINDOW_RESIZABLE
-  );
-  if (window == NULL) {
-    fprintf(stderr, "Window could not be created! SDL_Error: %s\n", SDL_GetError());
-    return EXIT_FAILURE;
-  }
+  screen_t screen;
 
-  SDL_Renderer* renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
-  if (renderer == NULL) {
-    fprintf(stderr, "Could not create renderer: %s\n", SDL_GetError());
+  if(screen_init(&screen) == false){
     return EXIT_FAILURE;
   }
 
-  if (SDL_RenderSetLogicalSize(renderer, SCREEN_WIDTH, SCREEN_HEIGHT) < 0) {
-    fprintf(stderr, "Could not set logical size: %s\n", SDL_GetError());
-    return EXIT_FAILURE;
-  }
-
-  SDL_Rect bg_rect = { .x = 0, .y = 0, .w = SCREEN_WIDTH, .h = SCREEN_HEIGHT };
+  SDL_Rect bg_rect = { .x = 0, .y = 0, .w = screen.width, .h = screen.height };
 
   bool quit = false;
   controller_t ctrl = {0};
@@ -85,10 +66,10 @@ main (int   argc,
   player_t player;
   player_init(&player);
 
+  SDL_Renderer *renderer = screen.renderer;
   while (!quit) {
-    SDL_SetRenderDrawColor(renderer, 0, 0, 0, 1);
-    SDL_RenderClear(renderer);
 
+    screen_reset(&screen);
     uint64_t start = SDL_GetPerformanceCounter();
 
     SDL_SetRenderDrawColor(renderer, 0XCC, 0XCC, 0XCC, 1);
@@ -102,7 +83,7 @@ main (int   argc,
       controller_update(&ctrl, &event);
     }
 
-    player_update(&player, &ctrl, SCREEN_WIDTH, SCREEN_HEIGHT);
+    player_update(&player, &ctrl, screen.width, screen.height);
     player_draw(&player, renderer);
 
     SDL_RenderPresent(renderer);
@@ -113,8 +94,8 @@ main (int   argc,
     SDL_Delay(floor(16.666f - elapsedMS));
   }
 
-  SDL_DestroyRenderer(renderer);
-  SDL_DestroyWindow(window);
+  screen_destroy(&screen);
   SDL_Quit();
+
   return EXIT_SUCCESS;
 }
-- 
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