4 #include <SDL2/SDL_mixer.h>
7 #include "./platforms.h"
12 #define SCREEN_WIDTH 800
13 #define SCREEN_HEIGHT 600
16 /* LT module adapter for SDL_Quit */
17 static void SDL_Quit_lt(void* ignored)
23 /* LT module adapter for Mix_Quit */
24 static void Mix_Quit_lt(void* ignored)
30 static void print_usage(FILE *stream)
32 fprintf(stream, "Usage: nothing <level-file>\n");
35 int main(int argc, char *argv[])
37 lt_t *const lt = create_lt();
44 if (SDL_Init(SDL_INIT_EVERYTHING) < 0) {
45 print_error_msg(ERROR_TYPE_SDL2, "Could not initialize SDL");
48 PUSH_LT(lt, 42, SDL_Quit_lt);
50 if ((Mix_Init(MIX_INIT_MP3) & MIX_INIT_MP3) != MIX_INIT_MP3) {
51 print_error_msg(ERROR_TYPE_SDL2_MIXER, "Could not initialize SDL_mixer");
54 PUSH_LT(lt, 42, Mix_Quit_lt);
56 if (Mix_OpenAudio(22050, AUDIO_S16SYS, 2, 640) < 0) {
57 print_error_msg(ERROR_TYPE_SDL2_MIXER, "Could not initialize SDL_mixer twice");
61 SDL_Window *const window = PUSH_LT(
63 SDL_CreateWindow("Nothing", 100, 100, SCREEN_WIDTH, SCREEN_HEIGHT, SDL_WINDOW_SHOWN),
67 print_error_msg(ERROR_TYPE_SDL2, "Could not create SDL window");
71 SDL_Renderer *const renderer = PUSH_LT(
73 SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC),
75 if (renderer == NULL) {
76 print_error_msg(ERROR_TYPE_SDL2, "Could not create SDL renderer");
79 if (SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND) < 0) {
80 print_error_msg(ERROR_TYPE_SDL2, "Could not set up blending mode for the renderer");
84 SDL_Joystick *the_stick_of_joy = NULL;
86 if (SDL_NumJoysticks() > 0) {
87 the_stick_of_joy = PUSH_LT(lt, SDL_JoystickOpen(0), SDL_JoystickClose);
89 if (the_stick_of_joy == NULL) {
90 print_error_msg(ERROR_TYPE_SDL2, "Could not open 0th Stick of the Joy: %s\n");
94 printf("Opened Joystick 0\n");
95 printf("Name: %s\n", SDL_JoystickNameForIndex(0));
96 printf("Number of Axes: %d\n", SDL_JoystickNumAxes(the_stick_of_joy));
97 printf("Number of Buttons: %d\n", SDL_JoystickNumButtons(the_stick_of_joy));
98 printf("Number of Balls: %d\n", SDL_JoystickNumBalls(the_stick_of_joy));
100 SDL_JoystickEventState(SDL_ENABLE);
102 fprintf(stderr, "[WARNING] Could not find any Sticks of the Joy\n");
105 // ------------------------------
107 game_t *const game = PUSH_LT(lt, create_game(argv[1]), destroy_game);
109 print_current_error_msg("Could not create the game object");
113 const Uint8 *const keyboard_state = SDL_GetKeyboardState(NULL);
114 const Uint32 delay_ms = (Uint32) roundf(1000.0f / GAME_FPS);
116 while (!game_over_check(game)) {
117 while (!game_over_check(game) && SDL_PollEvent(&e)) {
118 if (game_event(game, &e) < 0) {
119 print_current_error_msg("Failed handling event");
124 if (game_input(game, keyboard_state, the_stick_of_joy) < 0) {
125 print_current_error_msg("Failed handling input");
129 if (game_update(game, delay_ms) < 0) {
130 print_current_error_msg("Failed handling updating");
134 if (game_render(game, renderer) < 0) {
135 print_current_error_msg("Failed rendering the game");