146 … "Sample " << ndx << " is not in valid range [0,1], got " << samplePos << tcu::TestLog::EndMessage;  in iterate()
257 	log << TestLog::Message << "GL_SAMPLES = " << m_numSamples << TestLog::EndMessage;  in init()
439 …tive blending enabled in order to detect (erroneously) overlapping samples" << TestLog::EndMessage;  in iterate()
441 	log << TestLog::Message << "Clearing color to all-zeros" << TestLog::EndMessage;  in iterate()
446 …g << TestLog::Message << "Drawing the pattern with GL_SAMPLE_MASK disabled" << TestLog::EndMessage;  in iterate()
452 	log << TestLog::Message << "Clearing color to all-zeros" << TestLog::EndMessage;  in iterate()
459 …g the pattern with GL_SAMPLE_MASK enabled, using non-inverted sample masks" << TestLog::EndMessage;  in iterate()
461 …awing the pattern with GL_SAMPLE_MASK enabled, using inverted sample masks" << TestLog::EndMessage;  in iterate()
477 …log << TestLog::Message << "Success: The two images rendered are identical" << TestLog::EndMessage;  in iterate()
571 	log << TestLog::Message << "GL_SAMPLE_MASK is enabled" << TestLog::EndMessage;  in init()
587 	log << TestLog::Message << "Clearing color to black" << TestLog::EndMessage;  in iterate()
605 … quad using sample mask 0b" << sampleMaskToString(sampleMask, m_numSamples) << TestLog::EndMessage;  in iterate()
632 …onent: " << de::floatToString((float)sumRed / 255.0f / (float)numPixels, 2) << TestLog::EndMessage;  in iterate()
638 …ge << "Failure: Current average red color component is lower than previous" << TestLog::EndMessage;  in iterate()
647 		log << TestLog::Message << "Failure: Image should be completely black" << TestLog::EndMessage;  in iterate()
654 		log << TestLog::Message << "Failure: Image should be completely red" << TestLog::EndMessage;  in iterate()
666 …ears to be, on average, proportional to the number of set sample mask bits" << TestLog::EndMessage;  in iterate()
744 	log << TestLog::Message << "Clearing color to black" << TestLog::EndMessage;  in iterate()
755 		log << TestLog::Message << "GL_SAMPLE_ALPHA_TO_COVERAGE is enabled" << TestLog::EndMessage;  in iterate()
756 		log << TestLog::Message << "Color mask is TRUE, TRUE, TRUE, FALSE" << TestLog::EndMessage;  in iterate()
764 		log << TestLog::Message << "GL_SAMPLE_COVERAGE is enabled" << TestLog::EndMessage;  in iterate()
772 		log << TestLog::Message << "GL_SAMPLE_MASK is enabled" << TestLog::EndMessage;  in iterate()
784 		<< TestLog::EndMessage;  in iterate()
839 …r component detected - should have been completely overwritten by red quad" << TestLog::EndMessage;  in iterate()
850 		<< TestLog::EndMessage;  in iterate()
907 …t is multiple of word size. No unused high bits in sample mask.\nSkipping." << TestLog::EndMessage;  in iterate()
914 	log << TestLog::Message << "Clearing color to black" << TestLog::EndMessage;  in iterate()
921 	log << TestLog::Message << "GL_SAMPLE_MASK is enabled" << TestLog::EndMessage;  in iterate()
922 … fully overlapped by a red quad with the same effective sample mask values" << TestLog::EndMessage;  in iterate()
976 …ave been completely overwritten by red quad. Mask unused bits have effect." << TestLog::EndMessage;  in iterate()
982 …og::Message << "Success: Coverage mask high bits appear to have no effect." << TestLog::EndMessage;  in iterate()