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cache GetPathTo returns

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This commit is contained in:
Glenn Maynard
2003-10-22 07:56:08 +00:00
parent dcea66e6e6
commit 66d97b6a10
2 changed files with 35 additions and 1 deletions
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stepmania/src/ThemeManager.cpp
+34 -1
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@@ -45,6 +45,9 @@ const CString ELEMENT_CATEGORY_STRING[NUM_ELEMENT_CATEGORIES] =
"Other"
};
/* We spend a lot of time doing redundant theme path lookups. Cache results. */
static map<CString, CString> g_ThemePathCache[NUM_ELEMENT_CATEGORIES];
ThemeManager::ThemeManager()
{
m_pIniMetrics = new IniFile;
@@ -228,6 +231,7 @@ try_element_again:
if( asElementPaths.size() > 1 )
{
FlushDirCache();
g_ThemePathCache[category].clear();
CString message = ssprintf(
"ThemeManager: There is more than one theme element element that matches "
@@ -298,6 +302,22 @@ try_element_again:
CString ThemeManager::GetPathTo( ElementCategory category, CString sFileName, bool bOptional )
{
if ( m_ThemePathCacheTimer.PeekDeltaTime() >= 5 )
{
m_ThemePathCacheTimer.GetDeltaTime();
for( int i = 0; i < NUM_ELEMENT_CATEGORIES; ++i )
g_ThemePathCache[i].clear();
}
map<CString, CString> &Cache = g_ThemePathCache[category];
{
map<CString, CString>::const_iterator i;
i = Cache.find( sFileName );
if( i != Cache.end() )
return i->second;
}
// TODO: Use HOOKS->MessageBox()
#if defined(DEBUG) && defined(WIN32)
try_element_again:
@@ -305,13 +325,22 @@ try_element_again:
CString ret = GetPathTo( m_sCurThemeName, category, sFileName);
if( !ret.empty() ) // we found something
{
Cache[sFileName] = ret;
return ret;
}
ret = GetPathTo( BASE_THEME_NAME, category, sFileName);
if( !ret.empty() ) // we found something
{
Cache[sFileName] = ret;
return ret;
}
else if( bOptional )
{
Cache[sFileName] = "";
return "";
}
CString sCategory = ELEMENT_CATEGORY_STRING[category];
@@ -321,6 +350,8 @@ try_element_again:
{
case IDRETRY:
FlushDirCache();
g_ThemePathCache[category].clear();
goto try_element_again;
case IDCANCEL:
RageException::Throw( "Theme element '%s" SLASH "%s' could not be found in '%s' or '%s'.",
@@ -342,7 +373,9 @@ try_element_again:
/* Err? */
if(sFileName == "_missing")
RageException::Throw("'_missing' isn't present in '%s%s'", GetThemeDirFromName(BASE_THEME_NAME).c_str(), sCategory.c_str() );
return GetPathTo( category, "_missing" );
Cache[sFileName] = GetPathTo( category, "_missing" );
return Cache[sFileName];
}