bool Video::revert() {
File_Ops &fo = get_File_Ops();
const String appdata_path = fo.get_appdata_path();
const String user_normal = appdata_path + "config/zenilib.xml";
const String user_backup = user_normal + ".bak";
const String local_normal = "config/zenilib.xml";
const String local_backup = local_normal + ".bak";
bool reverted = false;
try {
preinit_from_file(user_normal);
get_Video();
reverted = true;
}
catch(Video_Init_Failure &) {
}
if(!reverted && fo.copy_file(user_backup, user_normal) && fo.delete_file(user_backup)) {
std::cerr << '\'' << user_normal << "' backup restored due to initialization failure.\n";
try {
Video::preinit_from_file(user_normal);
get_Video();
reverted = true;
}
catch(Video_Init_Failure &) {
}
}
if(!reverted && fo.copy_file(local_backup, local_normal) && fo.delete_file(local_backup)) {
std::cerr << '\'' << local_normal << "' backup restored due to initialization failure.\n";
try {
Video::preinit_from_file(local_normal);
get_Video();
reverted = true;
}
catch(Video_Init_Failure &) {
}
}
if(!reverted) {
std::cerr << '\'' << local_normal << "' backup restored due to initialization failure.\n";
Video::set_failsafe_defaults();
get_Video();
reverted = true;
}
save(false);
return true;
}
void Video::change_resolution(const Point2i &resolution) {
Window &wr = get_Window();
if(wr.get_width() == resolution.x && wr.get_height() == resolution.y)
return;
destroy();
try {
preinit_from_file(get_File_Ops().get_appdata_path() + "config/zenilib.xml");
}
catch(XML_Load_Failure &) {
preinit_from_file("config/zenilib.xml");
}
#ifndef ANDROID
wr.alert_window_resized(resolution);
#endif
get();
}
Video * Video::create() {
Video * video = 0;
File_Ops &fo = get_File_Ops();
const String appdata_path = fo.get_appdata_path();
const String user_normal = appdata_path + "config/zenilib.xml";
const String user_backup = user_normal + ".bak";
const String local_normal = "config/zenilib.xml";
const String local_backup = local_normal + ".bak";
static bool last_resort_taken = false;
#ifndef ANDROID
try
#endif
{
switch(Video::g_video_mode) {
case Video::ZENI_VIDEO_ANY:
#ifndef DISABLE_DX9
case Video::ZENI_VIDEO_DX9:
video = new Video_DX9();
break;
#endif
#ifndef DISABLE_GL
case Video::ZENI_VIDEO_GL:
video = new Video_GL();
break;
#endif
default:
throw Video_Init_Failure();
}
}
#ifndef ANDROID
catch(Video_Init_Failure &) {
if(fo.copy_file(user_backup, user_normal) && fo.delete_file(user_backup)) {
std::cerr << '\'' << user_normal << "' backup restored due to initialization failure.\n";
Video::preinit_from_file(user_normal);
get_Video();
}
else if(fo.copy_file(local_backup, local_normal) && fo.delete_file(local_backup)) {
std::cerr << '\'' << local_normal << "' backup restored due to initialization failure.\n";
Video::preinit_from_file(local_normal);
get_Video();
}
else if(!last_resort_taken) {
Video::set_failsafe_defaults();
last_resort_taken = true;
get_Video();
}
else
throw;
}
#endif
last_resort_taken = false;
return video;
}
void Video::save(const bool &backup) {
File_Ops &fo = get_File_Ops();
// Initialize paths
const String appdata_path = fo.get_appdata_path();
const String user_normal = appdata_path + "config/zenilib.xml";
const String user_backup = user_normal + ".bak";
const String local_normal = "config/zenilib.xml";
const String local_backup = local_normal + ".bak";
// Create file
XML_Document file;
if(!file.try_load(user_normal))
file.load(local_normal);
XML_Element zenilib = file["Zenilib"];
XML_Element textures = zenilib["Textures"];
XML_Element video = zenilib["Video"];
textures["Anisotropy"].set_int(Textures::get_anisotropic_filtering());
textures["Bilinear_Filtering"].set_bool(Textures::get_bilinear_filtering());
textures["Mipmapping"].set_bool(Textures::get_mipmapping());
video["API"].set_string(
#if !defined(DISABLE_DX9) && !defined(DISABLE_GL)
g_video_mode == Video::ZENI_VIDEO_DX9 ? "DX9" : "OpenGL");
#elif !defined(DISABLE_DX9)
"DX9");
#elif !defined(DISABLE_GL)
"OpenGL");
#else
"Disabled");
#endif
video["Full_Screen"].set_bool(Window::is_full_screen());
video["Multisampling"].set_int(g_multisampling);
video["Resolution"]["Width"].set_int(Window::get_width());
video["Resolution"]["Height"].set_int(Window::get_height());
video["Vertical_Sync"].set_bool(g_vertical_sync);
// User-specific backup and save
bool user_save = false;
if(fo.create_directory(appdata_path) &&
fo.create_directory(appdata_path + "config/"))
{
if(backup)
fo.copy_file(user_normal, user_backup);
user_save = file.try_save(user_normal);
}
// Local backup and save
if(backup) {
if(user_save)
fo.copy_file(user_normal, local_backup);
else
fo.copy_file(local_normal, local_backup);
}
file.try_save(local_normal);
}
Window * Window::create() {
Window * window = 0;
#ifndef ANDROID
File_Ops &fo = get_File_Ops();
const String appdata_path = fo.get_appdata_path();
const String user_normal = appdata_path + "config/zenilib.xml";
const String user_backup = user_normal + ".bak";
const String local_normal = "config/zenilib.xml";
const String local_backup = local_normal + ".bak";
static bool last_resort_taken = false;
#endif
#ifndef ANDROID
try {
switch(Video::get_video_mode()) {
case Video::ZENI_VIDEO_ANY:
#ifndef DISABLE_GL_SHADER
case Video::ZENI_VIDEO_GL_SHADER:
Window::set_opengl_flag(true);
break;
#endif
#ifndef DISABLE_DX9
case Video::ZENI_VIDEO_DX9:
Window::set_opengl_flag(false);
break;
#endif
#ifndef DISABLE_GL_FIXED
case Video::ZENI_VIDEO_GL_FIXED:
Window::set_opengl_flag(true);
break;
#endif
default:
throw Window_Init_Failure();
}
#endif
window = new Window;
#ifndef ANDROID
}
catch(Window_Init_Failure &) {
if(fo.copy_file(user_backup, user_normal) && fo.delete_file(user_backup)) {
std::cerr << '\'' << user_normal << "' backup restored due to initialization failure.\n";
Video::preinit_from_file(user_normal);
get_Window();
}
else if(fo.copy_file(local_backup, local_normal) && fo.delete_file(local_backup)) {
std::cerr << '\'' << local_normal << "' backup restored due to initialization failure.\n";
Video::preinit_from_file(local_normal);
get_Window();
}
else if(!last_resort_taken) {
Window::set_failsafe_defaults();
last_resort_taken = true;
get_Window();
}
else
throw;
}
last_resort_taken = false;
#endif
return window;
}
