150 … "Sample " << ndx << " is not in valid range [0,1], got " << samplePos << tcu::TestLog::EndMessage;  in iterate()
264 	log << TestLog::Message << "GL_SAMPLES = " << m_numSamples << TestLog::EndMessage;  in init()
443 …tive blending enabled in order to detect (erroneously) overlapping samples" << TestLog::EndMessage;  in iterate()
445 	log << TestLog::Message << "Clearing color to all-zeros" << TestLog::EndMessage;  in iterate()
450 …g << TestLog::Message << "Drawing the pattern with GL_SAMPLE_MASK disabled" << TestLog::EndMessage;  in iterate()
456 	log << TestLog::Message << "Clearing color to all-zeros" << TestLog::EndMessage;  in iterate()
463 …g the pattern with GL_SAMPLE_MASK enabled, using non-inverted sample masks" << TestLog::EndMessage;  in iterate()
465 …awing the pattern with GL_SAMPLE_MASK enabled, using inverted sample masks" << TestLog::EndMessage;  in iterate()
481 …log << TestLog::Message << "Success: The two images rendered are identical" << TestLog::EndMessage;  in iterate()
575 	log << TestLog::Message << "GL_SAMPLE_MASK is enabled" << TestLog::EndMessage;  in init()
591 	log << TestLog::Message << "Clearing color to black" << TestLog::EndMessage;  in iterate()
609 … quad using sample mask 0b" << sampleMaskToString(sampleMask, m_numSamples) << TestLog::EndMessage;  in iterate()
636 …onent: " << de::floatToString((float)sumRed / 255.0f / (float)numPixels, 2) << TestLog::EndMessage;  in iterate()
642 …ge << "Failure: Current average red color component is lower than previous" << TestLog::EndMessage;  in iterate()
651 		log << TestLog::Message << "Failure: Image should be completely black" << TestLog::EndMessage;  in iterate()
658 		log << TestLog::Message << "Failure: Image should be completely red" << TestLog::EndMessage;  in iterate()
670 …ears to be, on average, proportional to the number of set sample mask bits" << TestLog::EndMessage;  in iterate()
748 	log << TestLog::Message << "Clearing color to black" << TestLog::EndMessage;  in iterate()
759 		log << TestLog::Message << "GL_SAMPLE_ALPHA_TO_COVERAGE is enabled" << TestLog::EndMessage;  in iterate()
760 		log << TestLog::Message << "Color mask is TRUE, TRUE, TRUE, FALSE" << TestLog::EndMessage;  in iterate()
768 		log << TestLog::Message << "GL_SAMPLE_COVERAGE is enabled" << TestLog::EndMessage;  in iterate()
776 		log << TestLog::Message << "GL_SAMPLE_MASK is enabled" << TestLog::EndMessage;  in iterate()
788 		<< TestLog::EndMessage;  in iterate()
843 …r component detected - should have been completely overwritten by red quad" << TestLog::EndMessage;  in iterate()
854 		<< TestLog::EndMessage;  in iterate()
911 …t is multiple of word size. No unused high bits in sample mask.\nSkipping." << TestLog::EndMessage;  in iterate()
918 	log << TestLog::Message << "Clearing color to black" << TestLog::EndMessage;  in iterate()
925 	log << TestLog::Message << "GL_SAMPLE_MASK is enabled" << TestLog::EndMessage;  in iterate()
926 … fully overlapped by a red quad with the same effective sample mask values" << TestLog::EndMessage;  in iterate()
980 …ave been completely overwritten by red quad. Mask unused bits have effect." << TestLog::EndMessage;  in iterate()
986 …og::Message << "Success: Coverage mask high bits appear to have no effect." << TestLog::EndMessage;  in iterate()