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#include <stdio.h>
#include <stdbool.h>
#include <SDL2/SDL.h>
#include "sector.h"
#include "common.h"

int SW = 1200;
int SH =  800;
char *name = "Thingy";

SDL_Surface *surface = NULL;

void vline(int x, int y1, int y2, uint32_t col)
{
    y1 = clamp(y1, 0, SH-1);
    y2 = clamp(y2, 0, SH-1);

    uint32_t *pixels = (uint32_t*)surface->pixels;
    for(int y = min(y1, y2); y <= max(y1, y2); y++) {
        pixels[y * SW + x] = SDL_MapRGB(surface->format, color(col));
    }
}

int main(void)
{
    // set logging priority
#ifdef DEBUG
    SDL_LogSetAllPriority(SDL_LOG_PRIORITY_DEBUG);
#else
    SDL_LogSetAllPriority(SDL_LOG_PRIORITY_ERROR);
#endif

    map_t m;
    if(map_load(&m, "files/map_clear.txt"))
        return 1;
    map_print(&m);
    map_unload(&m);

    return 0;

    // ----------------- START SDL ----------------- //
    int ret = 1;
    SDL_Window *window = NULL;

    if(SDL_Init(SDL_INIT_VIDEO) != 0) {
        log_critical(LOG_VIDEO, "SDL_Init: %s", SDL_GetError());
        goto exit;
    }

    window = SDL_CreateWindow(name,
                              SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,
                              SW, SH, 0);
    if(window == NULL) {
        log_critical(LOG_VIDEO, "SDL_CreateWindow: %s", SDL_GetError());
        goto exit;
    }

    surface = SDL_GetWindowSurface(window);
    if(surface == NULL) {
        log_critical(LOG_VIDEO, "SDL_GetWindowSurface %s", SDL_GetError());
        goto exit;
    }
    // --------------------------------------------- //


    bool quit = false;
    while(!quit) {
        // ----------------- GAME LOOP ----------------- //
        for(int i = 0; i < SW; i++)
            vline(i, 0, SH-1, COLOR_LIGHTWHITE);
        // --------------------------------------------- //

        SDL_Event event;
        while(SDL_PollEvent(&event)) {
            // ----------------- EVENTS ----------------- //
            switch(event.type) {
            case SDL_QUIT:
                quit = true;
                break;
            default:
                log_debug(LOG_APPLICATION, "event: %d", event.type);
                break;
            }
            // ------------------------------------------ //
        }

        if(SDL_UpdateWindowSurface(window) != 0) {
            log_error(LOG_VIDEO, "SDL_UpdateWindowSurface: %s", SDL_GetError());
        }
    }

    ret = 0;
exit:
    if(window != NULL) SDL_DestroyWindow(window);
    SDL_Quit();
    return ret;
}