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/AliOS-Things-master/components/SDL2/src/events/
A DSDL_gesture.c45 # define PHI 0.618033989 macro
310 float x1 = (float)(PHI*ta + (1-PHI)*tb); in bestDollarDifference()
312 float x2 = (float)((1-PHI)*ta + PHI*tb); in bestDollarDifference()
319 x1 = (float)(PHI*ta + (1-PHI)*tb); in bestDollarDifference()
326 x2 = (float)((1-PHI)*ta + PHI*tb); in bestDollarDifference()

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