purrforce/main.c

#include <stdlib.h>
#include <SDL.h>
#include <SDL_image.h>
        
#include "api.h"

SDL_Window* window;
SDL_Renderer* renderer;
SDL_Texture* mascot_tex;
int main(int argc, char* argv[]) {
    SDL_Surface* mascot_sur=NULL;
    reportError("startup purrforce?");
    if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS) < 0) {
        reportError("Error SDL2 Initialization : %s",SDL_GetError());
        return 1;
    }
    window = SDL_CreateWindow("First program", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 640, 480, SDL_WINDOW_OPENGL);
    if (window == NULL) {
        reportError("Error window creation");
        return 3;
    }
    renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
    if (renderer == NULL) {
        reportError("Error renderer creation");
        return 4;
    }
    //mascot_sur = IMG_Load("mascot.png");
    if (mascot_sur == NULL) {
        reportError("Error loading image: %s",IMG_GetError());
        return 5;
    }
    mascot_tex = SDL_CreateTextureFromSurface(renderer, mascot_sur);
    if (mascot_tex == NULL) {
        reportError("Error creating texture");
        return 6;
    }
    SDL_FreeSurface(mascot_sur);
    while (1) {
        SDL_Event e;
        if (SDL_WaitEvent(&e)) {
            if (e.type == SDL_QUIT) {
                break;
            }
        }
        SDL_RenderClear(renderer);
        SDL_RenderCopy(renderer, mascot_tex, NULL, NULL);
        SDL_RenderPresent(renderer);
    }
    SDL_DestroyTexture(mascot_tex);
    SDL_DestroyRenderer(renderer);
    SDL_DestroyWindow(window);
   // IMG_Quit();
    SDL_Quit();
    return 0;
}