Miaozaiye

miaozaiye/1-26 circle.py

@@ -4,12 +4,35 @@
 import random
 import optparse
 from stdpackage import stddraw
+from stdpackage import stdarray
+from stdpackage import stdaudio
+import math
+
+SPS = 44100
+CONCERT_A = 440.0
+
+pitch0 = 6
+
+
+
+
 
 n = 200
 p = 0.3
 min = 0.05
 max = 0.2
 
+def play_tune(x,y,r):
+    pitch = (pitch0) * math.sqrt(x*x+y*y)/10
+    duration = float(r)*3
+    n1 = int(SPS*duration)
+    hz = CONCERT_A*(2**(pitch/12.0))
+    samples = stdarray.create1D(n1+1,0.0)
+    for i in range(n+1):
+        samples[i] = math.sin(2.0*math.pi*i*hz/SPS)
+    stdaudio.playSamples(samples)
+
+
 def main():
 
 
@@ -45,6 +68,8 @@ def main():
         stddraw.filledCircle(x,y,r)
 
         i +=1
+
+        play_tune(x,y,r)
         stddraw.show(10)
 
 

miaozaiye/1-31-Spirograph.py

@@ -7,7 +7,24 @@
 
 import sys
 import math
-from stdpackage import stddraw,stdarray
+from stdpackage import stddraw,stdarray,stdaudio
+
+SPS = 44100
+CONCERT_A = 220.0
+
+pitch0 = 3
+duration = 0.5
+
+n = int(SPS*duration)
+
+
+def play_tune(x,y):
+    pitch = (pitch0) * (x+y)/2
+    hz = CONCERT_A*(2**(pitch/12.0))
+    samples = stdarray.create1D(n+1,0.0)
+    for i in range(n+1):
+        samples[i] = math.sin(2.0*math.pi*i*hz/SPS)
+    stdaudio.playSamples(samples)
 
 def draw_spirograph(R,r,a):
     stddraw.setXscale(-40,40)
@@ -32,6 +49,7 @@ def draw_spirograph(R,r,a):
 
 
             stddraw.line(x[t],y[t],x[t+1],y[t+1])
+            play_tune(x[t],y[t])
             stddraw.show(5)
     stddraw.show()
 

miaozaiye/G-ball.py

@@ -1,7 +1,7 @@
 #有重力效果的球
 
-
-from stdpackage import stddraw
+import math
+from stdpackage import stddraw,stdarray,stdaudio
 
 stddraw.setXscale(-1.0,1.0)
 stddraw.setYscale(-1.0,1.0)
@@ -16,14 +16,31 @@
 f = 0.005
 position1 = [(r1x,r1y)]
 
+SPS = 44100
+CONCERT_A = 330.0
+duration = 0.1
+n = int(duration*SPS)
+pitch = 1
+hz = CONCERT_A*(2**(pitch/12.0))
+
+samples = stdarray.create1D(n+1,0.0)
+for i in range(n+1):
+        samples[i] = math.sin(2.0*math.pi*i*hz/SPS)
+
 changepoint = []
+
 while True:
 
-    if abs(r1x+v1x)+RADIUS>1.0: v1x = -v1x
+    if abs(r1x+v1x)+RADIUS>1.0:
+        v1x = -v1x
+
+        stdaudio.playSamples(samples)
+
 
     v1y +=g
     if abs(r1y + v1y)+RADIUS >1.0:
         v1y = -v1y
+        stdaudio.playSamples(samples)
 
     r1x = r1x+v1x
     r1y = r1y + v1y

miaozaiye/clock.py

@@ -9,11 +9,22 @@
 '''
 
 from stdpackage import stddraw
-from stdpackage import stdarray
+from stdpackage import stdarray,stdaudio
 import math
 import sys
 
 
+SPS = 44100
+CONCERT_A = 330.0
+duration = 0.1
+n = int(duration*SPS)
+pitch = 1
+hz = CONCERT_A*(2**(pitch/12.0))
+
+samples = stdarray.create1D(n+1,0.0)
+for i in range(n+1):
+        samples[i] = math.sin(2.0*math.pi*i*hz/SPS)
+
 def draw_clock(H = 0,M = 0, S = 0):
     stddraw.setXscale(-1.5,1.5)
     stddraw.setYscale(-1.5,1.5)
@@ -91,6 +102,7 @@ def draw_clock(H = 0,M = 0, S = 0):
                     stddraw.setPenRadius(0.005)
 
                     stddraw.line(0,0,Sec_L*math.cos(-angle_s),Sec_L*math.sin(-angle_s))
+                    stdaudio.playSamples(samples)
                     stddraw.show(1000)
 
 def main():

miaozaiye/dragon_line.py

@@ -25,6 +25,20 @@
 
 from stdpackage import stddraw
 import math
+from stdpackage import stdarray
+from stdpackage import stdaudio
+
+
+SPS = 44100
+CONCERT_A = 440.0
+
+pitch0 = 3
+duration = 0.5
+
+n = int(SPS*duration)
+
+
+
 
 class DragonLine:
     def __init__(self):
@@ -46,6 +60,17 @@ def turn_flow(self,wrap):
 
 dragonline = DragonLine()
 
+def play_tune(x,y):
+    pitch = (pitch0) * math.sqrt(x*x+y*y)
+
+
+    hz = CONCERT_A*(2**(pitch/12.0))
+    samples = stdarray.create1D(n+1,0.0)
+    for i in range(n+1):
+        samples[i] = math.sin(2.0*math.pi*i*hz/SPS)
+    stdaudio.playSamples(samples)
+
+
 def draw_line(dragonline,turn):
     stddraw.setXscale(-5,5)
     stddraw.setYscale(-5,5)
@@ -75,9 +100,10 @@ def draw_line(dragonline,turn):
         stddraw.setPenColor(stddraw.BLACK)
         stddraw.line(x_list[index],y_list[index],x_list[index+1],y_list[index+1])
         stddraw.setPenColor(stddraw.RED)
+        play_tune(x,y)
         # stddraw.text(x_list[index],y_list[index],'({0},{1}) to ({2},{3})'.format(x_list[index],y_list[index],x_list[index+1],y_list[index+1]))
         # stddraw.text(x_list[index],y_list[index],str(index))
         stddraw.show(50)
 
 
-draw_line(dragonline,30)
+draw_line(dragonline,20)

miaozaiye/oscilloscope.py

@@ -0,0 +1,46 @@
+#示波器，程序模拟示波器的输入，产生李萨如模式
+'''
+
+当两个相互垂直的周期扰动同时发生时，结果产生该模式图案
+
+x(t) = A_x*sin(w_x*t+theta_x)
+y(t) = A_y*sin(w_x*t+theta_y)
+
+程序带六个命令行参数： A_x,A_y,w_x,w_y,theta_x,theta_y
+'''
+
+import math
+import sys
+from stdpackage import stddraw,stdaudio
+
+def draw(x1,x0,y1,y0):
+    stddraw.line(x0,y0,x1,y1)
+    pass
+
+def main():
+    A_x,A_y,w_x,w_y,theta_x,theta_y = sys.argv[1:]
+    A_x = float(A_x)
+    A_y = float(A_y)
+    w_x = float(w_x)
+    w_y = float(w_y)
+    theta_x = float(theta_x)
+    theta_y = float(theta_y)
+    i = 0
+    X = []
+    Y = []
+    stddraw.setXscale(-4,4)
+    stddraw.setYscale(-4,4)
+    while True:
+        x = A_x*math.sin(w_x*i+theta_x)
+        y = A_y*math.sin(w_y*i+theta_y)
+        X.append(x)
+        Y.append(y)
+        if i <1:
+            pass
+        else:
+            draw(X[i],X[i-1],Y[i],Y[i-1])
+            stddraw.show(20)
+        i +=1
+
+
+main()