70 

    70 

    71 static pthread_mutex_t gColorCacheLock = PTHREAD_MUTEX_INITIALIZER;

    71 static pthread_mutex_t gColorCacheLock = PTHREAD_MUTEX_INITIALIZER;

    72 

    72 

    73 // given a UInt32 color, it tries to find that find the corresponding CGColorRef in the hash cache. If the CGColorRef

    73 // given a UInt32 color, it tries to find that find the corresponding CGColorRef in the hash cache. If the CGColorRef

    74 // doesn't exist or there is a collision, it creates a new one CGColorRef and put's in the cache. Then,

    74 // doesn't exist or there is a collision, it creates a new one CGColorRef and put's in the cache. Then,

    76 void setCachedColor(QuartzSDOps *qsdo, UInt32 color)

    76 void setCachedColor(QuartzSDOps *qsdo, UInt32 color)

    77 {

    77 {

    78     static const CGFloat kColorConversionMultiplier = 1.0f/255.0f;

    78     static const CGFloat kColorConversionMultiplier = 1.0f/255.0f;

    79 

    79 

    80     pthread_mutex_lock(&gColorCacheLock);

    80     pthread_mutex_lock(&gColorCacheLock);