bool SetupDisplay(void) {
    GrScreenResolution_t res = GR_RESOLUTION_1024x768;
    unsigned int w, h;
    if (ri.Vid_GetModeInfo(&w, &h, glide_config.mode->value)) {
        switch (h) {
        case 200: res = GR_RESOLUTION_320x200; break;
        case 240: res = GR_RESOLUTION_320x240; break;
        case 300: res = GR_RESOLUTION_400x300; break;
        case 384: res = GR_RESOLUTION_512x384; break;
        case 480: res = GR_RESOLUTION_640x480; break;
        case 600: res = GR_RESOLUTION_800x600; break;
        case 720: res = GR_RESOLUTION_960x720; break;
        case 768: res = GR_RESOLUTION_1024x768; break;
        case 1024: res = GR_RESOLUTION_1280x1024; break;
        case 1200: res = GR_RESOLUTION_1600x1200; break;
        }
    }
    else {
        ri.Con_Printf(PRINT_ALL, "Attempted to set an invalid display mode, %d!\n",
            glide_config.mode->value);
    }

#if 1
    static GrResolution *res_list = NULL;
    if (res_list != NULL) {
        free(res_list);
    }
    GrResolution query;
    memset(&query, GR_QUERY_ANY, sizeof(GrResolution));
    query.resolution = res;
    query.refresh = GR_REFRESH_60Hz;
    unsigned int size = grQueryResolutions(&query, NULL);
    res_list = malloc(size);
    grQueryResolutions(&query, res_list);
    if (res_list[0].resolution != res) {
        res = GR_RESOLUTION_1024x768;
        ri.Con_Printf(PRINT_ALL, "Display mode %d (%dx%d) is unsupported by this card!\n",
            glide_config.mode->value, w, h);
    }
#endif

    static GrContext_t context = NULL;
    if (context != NULL) {
        grSstWinClose(context);
        context = NULL;
    }

    if ((context = grSstWinOpen(
        NULL, res,
        GR_REFRESH_60Hz,
        GR_COLORFORMAT_RGBA,
        GR_ORIGIN_UPPER_LEFT,
        2, 0
    )) == NULL) {
        ri.Con_Printf(PRINT_ALL, "Failed to create window!\n");
        return false;
    }

    return true;
}