138 		GLU_EXPECT_NO_ERROR(gl.getError(), "gen buf");  in init()
141 		GLU_EXPECT_NO_ERROR(gl.getError(), "setup data");  in init()
144 		GLU_EXPECT_NO_ERROR(gl.getError(), "gen vao");  in init()
159 			GLU_EXPECT_NO_ERROR(gl.getError(), "setup data");  in init()
170 		GLU_EXPECT_NO_ERROR(gl.getError(), "gen vao");  in init()
182 		GLU_EXPECT_NO_ERROR(gl.getError(), "gen tex");  in init()
187 		GLU_EXPECT_NO_ERROR(gl.getError(), "gen fbo");  in init()
218 		GLU_EXPECT_NO_ERROR(gl.getError(), "gen rbo");  in init()
223 		GLU_EXPECT_NO_ERROR(gl.getError(), "gen fbo");  in init()
245 		GLU_EXPECT_NO_ERROR(gl.getError(), "gen tex");  in init()
250 		GLU_EXPECT_NO_ERROR(gl.getError(), "gen fbo");  in init()
465 			GLU_EXPECT_NO_ERROR(gl.getError(), "bind fbo");  in drawOneIteration()
475 		GLU_EXPECT_NO_ERROR(gl.getError(), "clear");  in drawOneIteration()
492 		GLU_EXPECT_NO_ERROR(gl.getError(), "set attrib");  in drawOneIteration()
500 		GLU_EXPECT_NO_ERROR(gl.getError(), "draw");  in drawOneIteration()
516 			GLU_EXPECT_NO_ERROR(gl.getError(), "read pixels");  in drawOneIteration()
532 			GLU_EXPECT_NO_ERROR(gl.getError(), "blit resolve");  in drawOneIteration()
538 			GLU_EXPECT_NO_ERROR(gl.getError(), "read pixels");  in drawOneIteration()
564 			GLU_EXPECT_NO_ERROR(gl.getError(), "clear");  in drawOneIteration()
570 			GLU_EXPECT_NO_ERROR(gl.getError(), "set attrib");  in drawOneIteration()
574 			GLU_EXPECT_NO_ERROR(gl.getError(), "bind tex");  in drawOneIteration()
584 			GLU_EXPECT_NO_ERROR(gl.getError(), "draw");  in drawOneIteration()
589 			GLU_EXPECT_NO_ERROR(gl.getError(), "read pixels");  in drawOneIteration()
621 			GLU_EXPECT_NO_ERROR(gl.getError(), "clear");  in drawOneIteration()
627 			GLU_EXPECT_NO_ERROR(gl.getError(), "set attrib");  in drawOneIteration()
631 			GLU_EXPECT_NO_ERROR(gl.getError(), "bind tex");  in drawOneIteration()
643 				GLU_EXPECT_NO_ERROR(gl.getError(), "draw");  in drawOneIteration()
646 				GLU_EXPECT_NO_ERROR(gl.getError(), "read pixels");  in drawOneIteration()