23 	t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15, t16, t17, t18,  in quad_to_quad()  local
117     t5 = x2 * x2;  in quad_to_quad()
118     t6 = px2 * px3 * t5 * y3;  in quad_to_quad()
126     t12 = - px2 * py3 * t5 * y3;  in quad_to_quad()
139     t22 = px2 * px3 * t5;  in quad_to_quad()
143     t25 = - px2 * py3 * t5;  in quad_to_quad()
161     t39 = - px2 * px3 * t5 * y3;  in quad_to_quad()
169     t45 = px2 * py3 * t5 * y3;  in quad_to_quad()
188     t59 = - px2 * px3 * t5;  in quad_to_quad()
198     t67 = px2 * t5;  in quad_to_quad()
212     t79 = - px2 * t5 * y3;  in quad_to_quad()
231     t93 = px2 * py3 * t5;  in quad_to_quad()
241     t101 = - px2 * t5;  in quad_to_quad()
254     t111 = px2 * t5 * y3;  in quad_to_quad()
354     t186 = - px2 * px3 * t5 * t147;  in quad_to_quad()
359     t190 = px2 * py3 * t5 * t147;  in quad_to_quad()
389     t212 = px2 * px3 * t5 * t147;  in quad_to_quad()
393     t215 = - px2 * t5 * t147;  in quad_to_quad()
423     t238 = - px2 * py3 * t5 * t147;  in quad_to_quad()
427     t241 = px2 * t5 * t147;  in quad_to_quad()
625     t392 = t5 * t228;  in quad_to_quad()
630     t396 = t5 * t231;  in quad_to_quad()
640     t404 = t5 * t403;  in quad_to_quad()
647     t409 = t5 * t408;  in quad_to_quad()
652     t413 = t5 * t116;  in quad_to_quad()
657     t417 = py2 * t5;  in quad_to_quad()
677     t433 = t5 * t370;  in quad_to_quad()
683     t438 = px3 * t5 * y3;  in quad_to_quad()
690     t443 = - py3 * t5 * y3;  in quad_to_quad()
693     t445 = t5 * t287;  in quad_to_quad()
698     t449 = t448 + 2 * x2 * x3 - t5;  in quad_to_quad()
712     t460 = - x2 * x3 * y3 + t5 * y3 + (t2 - x2 * x3) * y2;  in quad_to_quad()
714     t462 = t5 * t253;  in quad_to_quad()
718     t465 = - py2 * t5;  in quad_to_quad()
721     t467 = t2 - 2 * x2 * x3 + t5;  in quad_to_quad()
737     t480 = py2 * t5 * y3;  in quad_to_quad()
741     t483 = x2 * x3 * y3 - t5 * y3 + (t448 + x2 * x3) * y2;  in quad_to_quad()
746     t487 = t5 * t158;  in quad_to_quad()
749     t489 = t5 * t168;  in quad_to_quad()
754     t493 = t5 * t173;  in quad_to_quad()
822     t544 = t5 * t205;  in quad_to_quad()
827     t548 = t5 * t119;  in quad_to_quad()
833     t553 = t5 * t154;  in quad_to_quad()
837     t556 = t5 * t90;  in quad_to_quad()
845     t562 = t5 * t561;  in quad_to_quad()
847     t564 = t5 * t150;  in quad_to_quad()
850     t566 = - px3 * t5 * t147;  in quad_to_quad()
857     t571 = py3 * t5 * t147;  in quad_to_quad()
869     t580 = - t5 * t147 + 2 * x2 * x3 * y2 * y3 - t2 * t142;  in quad_to_quad()
881     t589 = - py2 * t5 * t147;  in quad_to_quad()
882     t590 = t5 * t147 - 2 * x2 * x3 * y2 * y3 + t2 * t142;  in quad_to_quad()
991 			    + t550 + t546 + t5 * (t322 + t273) + x2 * (t542 + t541) * y2)  in quad_to_quad()
1016     t645 = t5 * t265;  in quad_to_quad()
1021     t649 = t32 * t5;  in quad_to_quad()
1023     t650 = t70 + t393 + t73 * t5;  in quad_to_quad()
1024     t651 = t400 + t399 + t106 * t5;  in quad_to_quad()
1036     t659 = px3 * py2 * t5 * y3;  in quad_to_quad()
1039     t661 = - px3 * py2 * t5;  in quad_to_quad()
1043     t664 = t5 * t429;  in quad_to_quad()
1050     t670 = t5 * t145;  in quad_to_quad()
1059     t677 = px3 * t5;  in quad_to_quad()
1067     t683 = - px3 * t5 * y3;  in quad_to_quad()
1074     t688 = px1 * (t419 + t441 + t131 * t5);  in quad_to_quad()
1086     t696 = t5 * t312;  in quad_to_quad()
1088     t698 = t5 * t316 + t112 + (t78 + t697 + t110) * y2;  in quad_to_quad()
1091     t700 = t5 * t255;  in quad_to_quad()
1110     t714 = t5 * t139;  in quad_to_quad()
1123     t722 = - px3 * py2 * t5 * t147;  in quad_to_quad()
1135     t731 = px3 * py2 * t5 * t147;  in quad_to_quad()
1140     t735 = px3 * t5 * t147;  in quad_to_quad()
1156     t747 = px3 * py2 * t5;  in quad_to_quad()
1162     t752 = - px3 * py2 * t5 * y3;  in quad_to_quad()
1165     t754 = - px3 * t5;  in quad_to_quad()
1221     t795 = t5 * t324;  in quad_to_quad()
1224     t797 = t5 * t329 + t80 + (t70 + t796 + t77) * y2;  in quad_to_quad()
1228     t799 = px1 * (t5 * t259 + t401 * t142);  in quad_to_quad()
1255     t819 = - py2 * py3 * t5 * y3;  in quad_to_quad()
1259     t822 = - py2 * py3 * t5;  in quad_to_quad()
1267     t828 = py2 * py3 * t5 * y3;  in quad_to_quad()
1280     t837 = - py2 * t5 * y3;  in quad_to_quad()
1293     t846 = py2 * py3 * t5;  in quad_to_quad()
1310     t858 = py2 * py3 * t5 * t147;  in quad_to_quad()
1322     t866 = - py2 * py3 * t5 * t147;  in quad_to_quad()
1325     t868 = py2 * t5 * t147;  in quad_to_quad()
1426     t941 = py1 * (t78 + t436 + t62 * t5);  in quad_to_quad()
1434     t946 = t5 * t199;  in quad_to_quad()
1435     t947 = t5 * t900 + t560 + (t419 + t791 + t557) * y2;  in quad_to_quad()
1438     t949 = t5 * t378;  in quad_to_quad()
1441     t951 = - py3 * t5;  in quad_to_quad()
1449     t957 = py3 * t5 * y3;  in quad_to_quad()
1458     t964 = t5 * t165;  in quad_to_quad()
1476     t976 = - py3 * t5 * t147;  in quad_to_quad()
1502     t995 = py3 * t5;  in quad_to_quad()
1525     t1011 = py1 * (t5 * t207 + t394 * t142);  in quad_to_quad()
1543     t1024 = t5 * t57;  in quad_to_quad()
1545     t1025 = t5 * t610 + t849 + (t400 + t687 + t848) * y2;  in quad_to_quad()
1586     t1054 = t17 * t5;  in quad_to_quad()
1590     t1057 = t5 * t223;  in quad_to_quad()
1593     t1059 = t5 * t519;  in quad_to_quad()
1721 			     + px1 * (x2 * (t558 + t687) + t5 * t686) + t412 + t665 + t664)  in quad_to_quad()
1764 				  + px1 * (t5 * (t481 + t609) + x2 * (t792 + t791) * y2)  in quad_to_quad()
1910 					  + t416 + py1 * (x2 * (t554 + t796) + t5 * t940) + t665 + t664)  in quad_to_quad()
1940 					     * (t5 * (t293 + t327) + x2 * (t1021 + t697) * y2)  in quad_to_quad()
2104 				 + x2 * (t793 + t1022) + t5 * t594)  in quad_to_quad()