[英]Euler's formula, level of reflection at surface for bouncing ball python
下面的代碼模擬彈跳球的完美反射。 什么樣的模型才能達到90%?
for i in range (steps):
t[i+1] = t[i] + dt
x[i+1] = x[i] + v[i]*dt
v[i+1] = v[i] - g*dt
if x[i+1] < 0.0: # if ball is below surface, reflect it
x[i+1] = -x[i+1]
v[i+1] = -v[i+1]
這個
v[i+1] = -v[i+1]
相當於
v[i+1] *= -1
所以嘗試
v[i+1] *= -0.9
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