263             const Rec& rec0 = fTouches[0];  in touchMoved()  local
266             float scale = this->computePinch(rec0, rec1);  in touchMoved()
268                              center(rec0.fStartX, rec1.fStartX),  in touchMoved()
269                              center(rec0.fStartY, rec1.fStartY),  in touchMoved()
270                              center(rec0.fLastX, rec1.fLastX),  in touchMoved()
271                              center(rec0.fLastY, rec1.fLastY));  in touchMoved()
328 float TouchGesture::computePinch(const Rec& rec0, const Rec& rec1) {  in computePinch()  argument
329     double dx = rec0.fStartX - rec1.fStartX;  in computePinch()
330     double dy = rec0.fStartY - rec1.fStartY;  in computePinch()
333     dx = rec0.fLastX - rec1.fLastX;  in computePinch()
334     dy = rec0.fLastY - rec1.fLastY;  in computePinch()