OOOpenGLExtensionManager(OOPrivate) Category Reference

Instance Methods
(void)	- checkShadersSupported
(NSDictionary *)	- lookUpPerGPUSettingsWithVersionString:extensionsString:
(NSComparisonResult)	- CompareGPUSettingsByPriority [implementation]

Class Methods
(static BOOL)	+ CheckRegExps [implementation]

Detailed Description

Definition at line 158 of file OOOpenGLExtensionManager.m.

Method Documentation

CheckRegExps

+ (static BOOL) CheckRegExps (NSString *) string (id) regexps

implementation

Extends class OOOpenGLExtensionManager.

Definition at line 741 of file OOOpenGLExtensionManager.m.

{
    if (regexps == nil)  return YES; // No restriction == match.
    if ([regexps isKindOfClass:[NSString class]])
    {
        return [string oo_matchesRegularExpression:regexps];
    }
    if ([regexps isKindOfClass:[NSArray class]])
    {
        NSEnumerator *regexpEnum = nil;
        NSString *regexp = nil;
        
        for (regexpEnum = [regexps objectEnumerator]; (regexp = [regexpEnum nextObject]); )
        {
            if (EXPECT_NOT(![regexp isKindOfClass:[NSString class]]))
            {
                // Invalid type -- match fails.
                return NO;
            }
            
            if (![string oo_matchesRegularExpression:regexp])  return NO;
        }
        return YES;
    }
    
    // Invalid type -- match fails.
    return NO;
}

References EXPECT_NOT, and nil.

Referenced by lookUpPerGPUSettingsWithVersionString:extensionsString:.

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CompareGPUSettingsByPriority

- (NSComparisonResult) CompareGPUSettingsByPriority (id) a (id) b (void *) context

implementation

Extends class OOOpenGLExtensionManager.

Definition at line 771 of file OOOpenGLExtensionManager.m.

{
    NSString        *keyA = a;
    NSString        *keyB = b;
    NSDictionary    *configurations = context;
    NSDictionary    *dictA = [configurations oo_dictionaryForKey:keyA];
    NSDictionary    *dictB = [configurations oo_dictionaryForKey:keyB];
    double          precedenceA = [dictA oo_doubleForKey:@"precedence" defaultValue:1];
    double          precedenceB = [dictB oo_doubleForKey:@"precedence" defaultValue:1];
    
    if (precedenceA > precedenceB)  return NSOrderedAscending;
    if (precedenceA < precedenceB)  return NSOrderedDescending;
    
    return [keyA caseInsensitiveCompare:keyB];
}

lookUpPerGPUSettingsWithVersionString:extensionsString:

- (NSDictionary *) lookUpPerGPUSettingsWithVersionString:		(NSString *)	version
extensionsString:		(NSString *)	extensionsStr

Extends class OOOpenGLExtensionManager.

Definition at line 788 of file OOOpenGLExtensionManager.m.

                                                        :(NSString *)versionStr extensionsString:(NSString *)extensionsStr
{
    NSDictionary *configurations = [ResourceManager dictionaryFromFilesNamed:@"gpu-settings.plist"
                                                                    inFolder:@"Config"
                                                                    andMerge:YES];
    
    NSArray *keys = [[configurations allKeys] sortedArrayUsingFunction:CompareGPUSettingsByPriority context:configurations];
    
    NSEnumerator *keyEnum = nil;
    NSString *key = nil;
    NSDictionary *config = nil;
    
    for (keyEnum = [keys objectEnumerator]; (key = [keyEnum nextObject]); )
    {
        config = [configurations oo_dictionaryForKey:key];
        if (EXPECT_NOT(config == nil))  continue;
        
        NSDictionary *match = [config oo_dictionaryForKey:@"match"];
        NSString *expr = nil;
        
        expr = [match objectForKey:@"vendor"];
        if (!CheckRegExps(vendor, expr))  continue;
        
        expr = [match oo_stringForKey:@"renderer"];
        if (!CheckRegExps(renderer, expr))  continue;
        
        expr = [match oo_stringForKey:@"version"];
        if (!CheckRegExps(versionStr, expr))  continue;
        
        expr = [match oo_stringForKey:@"extensions"];
        if (!CheckRegExps(extensionsStr, expr))  continue;
        
        OOLog(@"rendering.opengl.gpuSpecific", @"Matched GPU configuration \"%@\".", key);
        return config;
    }
    
    return [NSDictionary dictionary];
}

References CheckRegExps, ResourceManager::dictionaryFromFilesNamed:inFolder:andMerge:, EXPECT_NOT, nil, and OOLog.

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The documentation for this category was generated from the following file:

• src/Core/OOOpenGLExtensionManager.m