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Code Issues Releases Wiki Activity

Do not close game if custom level has assets issues

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It's quite rude to close the game entirely if there is trouble with
assets. Instead, just unload the assets and gracefully return to the
title screen.
This commit is contained in:
Misa 2021-08-06 20:57:34 -07:00 committed by Ethan Lee
parent ed9cb4ca6d
commit 8dc5d69ef3
12 changed files with 118 additions and 46 deletions
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22
desktop_version/src/FileSystemUtils.cpp
View File

@ -473,7 +473,9 @@ void FILESYSTEM_loadZip(const char* filename)
}
}
void FILESYSTEM_mountAssets(const char* path)
void FILESYSTEM_unmountAssets(void);
bool FILESYSTEM_mountAssets(const char* path)
{
char filename[MAX_PATH];
char zip_data[MAX_PATH];
@ -504,10 +506,10 @@ void FILESYSTEM_mountAssets(const char* path)
if (!FILESYSTEM_mountAssetsFrom(zip_data))
{
return;
return false;
}
graphics.reloadresources();
MAYBE_FAIL(graphics.reloadresources());
}
else if (zip_normal != NULL && endsWith(zip_normal, ".zip"))
{
@ -515,10 +517,10 @@ void FILESYSTEM_mountAssets(const char* path)
if (!FILESYSTEM_mountAssetsFrom(zip_normal))
{
return;
return false;
}
graphics.reloadresources();
MAYBE_FAIL(graphics.reloadresources());
}
else if (FILESYSTEM_exists(dir))
{
@ -526,15 +528,21 @@ void FILESYSTEM_mountAssets(const char* path)
if (!FILESYSTEM_mountAssetsFrom(dir))
{
return;
return false;
}
graphics.reloadresources();
MAYBE_FAIL(graphics.reloadresources());
}
else
{
puts("Custom asset directory does not exist");
}
return true;
fail:
FILESYSTEM_unmountAssets();
return false;
}
void FILESYSTEM_unmountAssets(void)

2
desktop_version/src/FileSystemUtils.h
View File

@ -19,7 +19,7 @@ bool FILESYSTEM_isFile(const char* filename);
bool FILESYSTEM_isMounted(const char* filename);
void FILESYSTEM_loadZip(const char* filename);
void FILESYSTEM_mountAssets(const char *path);
bool FILESYSTEM_mountAssets(const char *path);
void FILESYSTEM_unmountAssets(void);
bool FILESYSTEM_isAssetMounted(const char* filename);

3
desktop_version/src/Game.cpp
View File

@ -6477,6 +6477,9 @@ void Game::createmenu( enum Menu::MenuName t, bool samemenu/*= false*/ )
option("silence");
menuyoff = 10;
break;
case Menu::errorloadinglevel:
option("ok");
break;
}
// Automatically center the menu. We must check the width of the menu with the initial horizontal spacing.

1
desktop_version/src/Game.h
View File

@ -35,6 +35,7 @@ namespace Menu
youwannaquit,
errornostart,
errorsavingsettings,
errorloadinglevel,
graphicoptions,
ed_settings,
ed_desc,

55
desktop_version/src/Graphics.cpp
View File

@ -151,6 +151,9 @@ void Graphics::init(void)
tiles2_mounted = false;
minimap_mounted = false;
#endif
SDL_zeroa(error);
SDL_zeroa(error_title);
}
void Graphics::destroy(void)
@ -314,24 +317,15 @@ void Graphics::updatetitlecolours(void)
else if (grphx.im_##tilesheet->w % tile_square != 0 \
|| grphx.im_##tilesheet->h % tile_square != 0) \
{ \
const char* error = "Error: %s.png dimensions not exact multiples of %i!"; \
char message[128]; \
const char* error_title = "Error with %s.png"; \
char message_title[128]; \
static const char error_fmt[] = "%s.png dimensions not exact multiples of %i!"; \
static const char error_title_fmt[] = "Error with %s.png"; \
\
SDL_snprintf(message, sizeof(message), error, #tilesheet, tile_square); \
SDL_snprintf(message_title, sizeof(message_title), error_title, #tilesheet); \
SDL_snprintf(error, sizeof(error), error_fmt, #tilesheet, tile_square); \
SDL_snprintf(error_title, sizeof(error_title), error_title_fmt, #tilesheet); \
\
puts(message); \
puts(error); \
\
SDL_ShowSimpleMessageBox( \
SDL_MESSAGEBOX_ERROR, \
message_title, \
message, \
NULL \
); \
\
VVV_exit(1); \
return false; \
}
#define PROCESS_TILESHEET_RENAME(tilesheet, vector, tile_square, extra_code) \
@ -363,7 +357,7 @@ void Graphics::updatetitlecolours(void)
#define PROCESS_TILESHEET(tilesheet, tile_square, extra_code) \
PROCESS_TILESHEET_RENAME(tilesheet, tilesheet, tile_square, extra_code)
void Graphics::Makebfont(void)
bool Graphics::Makebfont(void)
{
PROCESS_TILESHEET(bfont, 8,
{
@ -391,6 +385,8 @@ void Graphics::Makebfont(void)
{
font_positions.clear();
}
return true;
}
int Graphics::bfontlen(uint32_t ch)
@ -405,23 +401,29 @@ int Graphics::bfontlen(uint32_t ch)
}
}
void Graphics::MakeTileArray(void)
bool Graphics::MakeTileArray(void)
{
PROCESS_TILESHEET(tiles, 8, {})
PROCESS_TILESHEET(tiles2, 8, {})
PROCESS_TILESHEET(tiles3, 8, {})
PROCESS_TILESHEET(entcolours, 8, {})
return true;
}
void Graphics::maketelearray(void)
bool Graphics::maketelearray(void)
{
PROCESS_TILESHEET_RENAME(teleporter, tele, 96, {})
return true;
}
void Graphics::MakeSpriteArray(void)
bool Graphics::MakeSpriteArray(void)
{
PROCESS_TILESHEET(sprites, 32, {})
PROCESS_TILESHEET(flipsprites, 32, {})
return true;
}
#undef PROCESS_TILESHEET
@ -3486,17 +3488,17 @@ bool Graphics::onscreen(int t)
return (t >= -40 && t <= 280);
}
void Graphics::reloadresources(void)
bool Graphics::reloadresources(void)
{
grphx.destroy();
grphx.init();
destroy();
MakeTileArray();
MakeSpriteArray();
maketelearray();
Makebfont();
MAYBE_FAIL(MakeTileArray());
MAYBE_FAIL(MakeSpriteArray());
MAYBE_FAIL(maketelearray());
MAYBE_FAIL(Makebfont());
images.clear();
@ -3528,6 +3530,11 @@ void Graphics::reloadresources(void)
tiles2_mounted = FILESYSTEM_isAssetMounted("graphics/tiles2.png");
minimap_mounted = FILESYSTEM_isAssetMounted("graphics/minimap.png");
#endif
return true;
fail:
return false;
}
Uint32 Graphics::crewcolourreal(int t)

13
desktop_version/src/Graphics.h
View File

@ -26,7 +26,7 @@ public:
int bfontlen(uint32_t ch);
int font_idx(uint32_t ch);
void Makebfont(void);
bool Makebfont(void);
void drawhuetile(int x, int y, int t);
void huetilesetcol(int t);
@ -34,11 +34,11 @@ public:
void drawgravityline(int t);
void MakeTileArray(void);
bool MakeTileArray(void);
void MakeSpriteArray(void);
bool MakeSpriteArray(void);
void maketelearray(void);
bool maketelearray(void);
void drawcoloredtile(int x, int y, int t, int r, int g, int b);
@ -222,7 +222,7 @@ public:
bool onscreen(int t);
void reloadresources(void);
bool reloadresources(void);
#ifndef NO_CUSTOM_LEVELS
bool tiles1_mounted;
bool tiles2_mounted;
@ -357,6 +357,9 @@ public:
bool kludgeswnlinewidth;
Uint32 crewcolourreal(int t);
char error[128];
char error_title[128]; /* for SDL_ShowSimpleMessageBox */
};
#ifndef GRAPHICS_DEFINITION

5
desktop_version/src/Input.cpp
View File

@ -1727,6 +1727,11 @@ static void menuactionpress(void)
game.returnmenu();
map.nexttowercolour();
break;
case Menu::errorloadinglevel:
music.playef(11);
game.returnmenu();
map.nexttowercolour();
break;
default:
break;
}

4
desktop_version/src/Render.cpp
View File

@ -1387,6 +1387,10 @@ static void menurender(void)
case Menu::errorsavingsettings:
graphics.Print( -1, 95, "ERROR: Could not save settings file!", tr, tg, tb, true);
break;
case Menu::errorloadinglevel:
graphics.bigprint(-1, 45, "ERROR", tr, tg, tb, true);
graphics.PrintWrap(-1, 65, graphics.error, tr, tg, tb, true, 10, 304);
break;
default:
break;
}

20
desktop_version/src/Script.cpp
View File

@ -2634,6 +2634,14 @@ void scriptclass::resetgametomenu(void)
game.createmenu(Menu::gameover);
}
static void gotoerrorloadinglevel(void)
{
game.createmenu(Menu::errorloadinglevel);
graphics.fademode = 4; /* start fade in */
music.currentsong = -1; /* otherwise music.play won't work */
music.play(6); /* title screen music */
}
void scriptclass::startgamemode( int t )
{
switch(t)
@ -3152,7 +3160,11 @@ void scriptclass::startgamemode( int t )
//Initilise the level
//First up, find the start point
std::string filename = std::string(ed.ListOfMetaData[game.playcustomlevel].filename);
ed.load(filename);
if (!ed.load(filename))
{
gotoerrorloadinglevel();
break;
}
ed.findstartpoint();
game.gamestate = GAMEMODE;
@ -3190,7 +3202,11 @@ void scriptclass::startgamemode( int t )
//Initilise the level
//First up, find the start point
std::string filename = std::string(ed.ListOfMetaData[game.playcustomlevel].filename);
ed.load(filename);
if (!ed.load(filename))
{
gotoerrorloadinglevel();
break;
}
ed.findstartpoint();
game.gamestate = GAMEMODE;

9
desktop_version/src/UtilityClass.h
View File

@ -78,6 +78,15 @@ void _VVV_between(
# define VVV_fallthrough do { } while (false) /* fallthrough */
#endif
#define MAYBE_FAIL(expr) \
do \
{ \
if (!expr) \
{ \
goto fail; \
} \
} \
while (false)
//helperClass
class UtilityClass

16
desktop_version/src/editor.cpp
View File

@ -1748,6 +1748,11 @@ void editorclass::switch_enemy(const bool reversed /*= false*/)
bool editorclass::load(std::string& _path)
{
tinyxml2::XMLDocument doc;
tinyxml2::XMLHandle hDoc(&doc);
tinyxml2::XMLElement* pElem;
tinyxml2::XMLHandle hRoot(NULL);
reset();
static const char *levelDir = "levels/";
@ -1759,14 +1764,13 @@ bool editorclass::load(std::string& _path)
FILESYSTEM_unmountAssets();
if (game.cliplaytest && game.playassets != "")
{
FILESYSTEM_mountAssets(game.playassets.c_str());
MAYBE_FAIL(FILESYSTEM_mountAssets(game.playassets.c_str()));
}
else
{
FILESYSTEM_mountAssets(_path.c_str());
MAYBE_FAIL(FILESYSTEM_mountAssets(_path.c_str()));
}
tinyxml2::XMLDocument doc;
if (!FILESYSTEM_loadTiXml2Document(_path.c_str(), doc))
{
printf("No level %s to load :(\n", _path.c_str());
@ -1775,9 +1779,6 @@ bool editorclass::load(std::string& _path)
loaded_filepath = _path;
tinyxml2::XMLHandle hDoc(&doc);
tinyxml2::XMLElement* pElem;
tinyxml2::XMLHandle hRoot(NULL);
version = 0;
{
@ -2040,6 +2041,9 @@ next:
version=2;
return true;
fail:
return false;
}
bool editorclass::save(std::string& _path)

14
desktop_version/src/main.cpp
View File

@ -483,7 +483,19 @@ int main(int argc, char *argv[])
game.init();
// This loads music too...
graphics.reloadresources();
if (!graphics.reloadresources())
{
/* Something wrong with the default assets? We can't use them to
* display the error message, and we have to bail. */
SDL_ShowSimpleMessageBox(
SDL_MESSAGEBOX_ERROR,
graphics.error_title,
graphics.error,
NULL
);
VVV_exit(1);
}
game.gamestate = PRELOADER;