feat(initial): Initial commit with SDL basic structure

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.gitignore

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+build/

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.0)
+
+project(breakout CXX)
+set(CMAKE_CXX_STANDARD 17)
+find_package(SDL2 REQUIRED)
+find_package(fmt REQUIRED)
+
+include_directories(${SDL_INCLUDE_DIRS})
+add_executable(breakout main.cpp game.cpp)
+
+
+target_link_libraries(breakout PUBLIC fmt::fmt ${SDL2_LIBRARIES})

game.cpp

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+#include "game.h"
+#include <SDL2/SDL_render.h>
+#include <SDL2/SDL_video.h>
+#include <fmt/core.h>
+#include <memory>
+namespace Game
+{
+
+App::App (const char *window_name, int width, int height)
+{
+  m_window = std::make_unique<SDLWindow> (
+      SDL_CreateWindow (window_name, SDL_WINDOWPOS_UNDEFINED,
+                        SDL_WINDOWPOS_UNDEFINED, width, height, 0));
+  if (m_window.get ()->_window == NULL)
+    {
+      fmt::print ("Could not intialize window");
+      return;
+    }
+
+  m_renderer = std::make_unique<SDLRenderer> (SDL_CreateRenderer (
+      m_window.get ()->_window, -1, SDL_RENDERER_ACCELERATED));
+
+  if (!m_renderer.get ()->_renderer)
+    {
+      fmt::print ("Could not initialize renderer");
+      return;
+    }
+
+  initialized = true;
+}
+
+void
+App::run ()
+{
+  if (!initialized)
+    {
+      fmt::print ("Game not initialized properly. Quitting");
+      return;
+    }
+
+  SDL_Event event;
+  for (;;)
+    {
+      while (SDL_PollEvent (&event))
+        {
+          switch (event.type)
+            {
+            case SDL_QUIT:
+              can_quit = true;
+              break;
+            default:
+              break;
+            }
+        }
+
+      SDL_SetRenderDrawColor (m_renderer.get ()->_renderer, 51, 51, 51, 255);
+      SDL_RenderClear (m_renderer.get ()->_renderer);
+      SDL_RenderPresent (m_renderer.get ()->_renderer);
+      SDL_Delay (16);
+
+      if (can_quit)
+        {
+          return;
+        }
+    }
+}
+} // namespace Game

game.h

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+#pragma once
+
+#include <SDL2/SDL.h>
+#include <SDL2/SDL_video.h>
+#include <memory>
+
+namespace Game
+{
+
+struct SDLWindow
+{
+  SDL_Window *_window;
+
+  SDLWindow (SDL_Window *window) { _window = window; }
+
+  ~SDLWindow () { SDL_DestroyWindow (_window); }
+};
+
+struct SDLRenderer
+{
+  SDL_Renderer *_renderer;
+
+  SDLRenderer (SDL_Renderer *renderer) { _renderer = renderer; }
+
+  ~SDLRenderer () { SDL_DestroyRenderer (_renderer); }
+};
+
+class App
+{
+public:
+  App (const char *window_name, int width, int height);
+  void run ();
+
+private:
+  std::unique_ptr<SDLWindow> m_window;
+  std::unique_ptr<SDLRenderer> m_renderer;
+
+  bool can_quit = false;
+  bool initialized = false;
+};
+}; // namespace Game

main.cpp

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+#include "game.h"
+#include <SDL2/SDL.h>
+#include <fmt/core.h>
+
+int
+main (int, char **)
+{
+  if (SDL_Init (SDL_INIT_VIDEO) < 0)
+    {
+      fmt::print ("could not init SDL.");
+      return (EXIT_FAILURE);
+    }
+
+  Game::App app = Game::App ("SDL Game", 800, 600);
+
+  app.run ();
+
+  return 0;
+}