cmake + main.c

CMakeLists.txt

@@ -9,6 +9,23 @@ enable_testing()
 set(MEMORYCHECK_COMMAND_OPTIONS "--error-exitcode=1 --leak-check=full")
 include(CTest)
 
+## use pkgconfig to solve SDL2 dependencies (Linux only)
+include(FindPkgConfig) # pkg-config --list-all  | grep -i sdl2
+pkg_search_module(SDL2 REQUIRED sdl2)
+pkg_search_module(SDL2_IMG REQUIRED SDL2_image)
+pkg_search_module(SDL2_TTF REQUIRED SDL2_ttf)
+set(SDL2_ALL_LIBS ${SDL2_LIBRARIES} ${SDL2_IMG_LIBRARIES} ${SDL2_TTF_LIBRARIES})
+set(SDL2_ALL_INC ${SDL2_INCLUDE_DIRS} ${SDL2_IMG_INCLUDE_DIRS} ${SDL2_TTF_INCLUDE_DIRS})
+
+## use a CMake3 package to solve SDL2 dependencies
+# find_package(SDL2 REQUIRED)
+# set(SDL2_ALL_INC ${SDL2_INCLUDE_DIRS})
+# set(SDL2_ALL_LIBS ${SDL2_LIBRARIES} -lSDL2_ttf -lSDL2_image) # add extra SDL2 libraries
+
+
+message(STATUS "SDL2 include dir: ${SDL2_ALL_INC}")
+message(STATUS "SDL2 all libraries: ${SDL2_ALL_LIBS}")
+
 #positionne la variable
 set(CMAKE_C_FLAGS "-std=c99 -Wall")
 set(CMAKE_C_FLAGS_DEBUG "-g --coverage  -pthread -Wextra -Wunused-parameter -Wpedantic -Werror")    # use CMake option: -DCMAKE_BUILD_TYPE=DEBUG
@@ -20,14 +37,19 @@ set(CMAKE_C_FLAGS_RELEASE "-O3 -DNDEBUG")   # use CMake option: -DCMAKE_BUILD_TY
 add_executable(game_text game_text.c)
 target_link_libraries(game_text game)
 
-# game tests
+# game_tests
 add_executable(game_test game_test.c)
 target_link_libraries(game_test game)
 
-# game solve
+# game_solve
 add_executable(game_solve game_solve.c)
 target_link_libraries(game_solve game)
 
+# game_sdl
+include_directories(${SDL2_ALL_INC})
+add_executable(game_sdl main.c model.c)
+target_link_libraries(game_sdl game ${SDL2_ALL_LIBS} m)
+
 # libgame
 add_library (game game.c game_aux.c game_ext.c game_private.c history.c game_tools.c game_examples.c)
 

main.c

@@ -0,0 +1,67 @@
+// SDL2 Demo by aurelien.esnard@u-bordeaux.fr
+
+#include <SDL.h>
+#include <SDL_image.h>  // required to load transparent texture from PNG
+#include <SDL_ttf.h>    // required to use TTF fonts
+#include <stdbool.h>
+#include <stdio.h>
+#include "model.h"
+
+/* **************************************************************** */
+
+int main(int argc, char* argv[]) {
+	/* initialize SDL2 and some extensions */
+	if (SDL_Init(SDL_INIT_VIDEO) != 0)
+		ERROR("Error: SDL_Init VIDEO (%s)", SDL_GetError());
+	if (IMG_Init(IMG_INIT_PNG & IMG_INIT_PNG) != IMG_INIT_PNG)
+		ERROR("Error: IMG_Init PNG (%s)", SDL_GetError());
+	if (TTF_Init() != 0)
+		ERROR("Error: TTF_Init (%s)", SDL_GetError());
+
+	/* create window and renderer */
+	SDL_Window* win =
+	    SDL_CreateWindow(APP_NAME, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, SCREEN_WIDTH, SCREEN_HEIGHT, SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE);
+	if (!win)
+		ERROR("Error: SDL_CreateWindow (%s)", SDL_GetError());
+	SDL_Renderer* ren = SDL_CreateRenderer(win, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
+	if (!ren)
+		ren = SDL_CreateRenderer(win, -1, SDL_RENDERER_SOFTWARE);
+	if (!ren)
+		ERROR("Error: SDL_CreateRenderer (%s)", SDL_GetError());
+
+	/* initialize your environment */
+	Env* env = init(win, ren, argc, argv);
+
+	/* main render loop */
+	SDL_Event e;
+	bool quit = false;
+	while (!quit) {
+		/* manage events */
+		while (SDL_PollEvent(&e)) {
+			/* process your events */
+			quit = process(win, ren, env, &e);
+			if (quit)
+				break;
+		}
+
+		/* background in gray */
+		SDL_SetRenderDrawColor(ren, 0xA0, 0xA0, 0xA0, 0xFF);
+		SDL_RenderClear(ren);
+
+		/* render all what you want */
+		render(win, ren, env);
+		SDL_RenderPresent(ren);
+		SDL_Delay(DELAY);
+	}
+
+	/* clean your environment */
+	clean(win, ren, env);
+
+	SDL_DestroyRenderer(ren);
+	SDL_DestroyWindow(win);
+	IMG_Quit();
+	TTF_Quit();
+	SDL_Quit();
+
+	return EXIT_SUCCESS;
+}