09/07/06 18:21:05
>>374 訂正
一角を原点へ移動((X1,Y1,X2,Y2,X3,Y3,0,0,X22,Y22,X33,Y33) :-
X22 is X2 - X1,
Y22 is Y2 - Y1,
X33 is X3 - X1,
Y33 is Y3 - Y1.
09/07/06 18:21:05
>>374 訂正
一角を原点へ移動((X1,Y1,X2,Y2,X3,Y3,0,0,X22,Y22,X33,Y33) :-
X22 is X2 - X1,
Y22 is Y2 - Y1,
X33 is X3 - X1,
Y33 is Y3 - Y1.