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from visual import * | ||
#!/usr/bin/env python | ||
#coding:utf-8 | ||
""" Example of drawing and modifying shapes.""" | ||
from __future__ import print_function, division | ||
import visual as vp | ||
from random import uniform | ||
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print(__doc__) | ||
# David Scherer | ||
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scene.range = 3 | ||
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a = convex(color=(0.5,0,0)) | ||
b = convex(color=(0,0.5,0)) | ||
c = convex(color=(0,0,0.5)) | ||
d = convex(color=(0.5,0,0.5)) | ||
e = convex(color=(0.5,0.5,0)) | ||
f = convex(color=(0,0.5,0.5)) | ||
vp.scene.range = 3 | ||
PI = vp.pi | ||
A = vp.convex(color=(0.5, 0, 0)) | ||
B = vp.convex(color=(0, 0.5, 0)) | ||
C = vp.convex(color=(0, 0, 0.5)) | ||
D = vp.convex(color=(0.5, 0, 0.5)) | ||
E = vp.convex(color=(0.5, 0.5, 0)) | ||
F = vp.convex(color=(0, 0.5, 0.5)) | ||
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# circle | ||
t = arange(0,2*pi,0.1) | ||
e.pos = transpose( (sin(t), cos(t)+2, 0*t) ) | ||
T = vp.arange(0, 2*PI, 0.1) | ||
E.pos = vp.transpose((vp.sin(T), vp.cos(T)+2, 0*T)) | ||
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# triangle | ||
t = arange(0,2*pi,2*pi/3) | ||
f.pos = transpose( (sin(t)-2, cos(t)+2, 0*t) ) | ||
T = vp.arange(0, 2*PI, 2*PI/3) | ||
F.pos = vp.transpose((vp.sin(T)-2, vp.cos(T)+2, 0*T)) | ||
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# disk | ||
for t in arange(0,2*pi,0.1): | ||
a.append(pos = (cos(t),0,sin(t))) | ||
a.append(pos = (cos(t),0.2,sin(t))) | ||
for T in vp.arange(0, 2*PI, 0.1): | ||
A.append(pos=(vp.cos(T), 0, vp.sin(T))) | ||
A.append(pos=(vp.cos(T), 0.2, vp.sin(T))) | ||
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# box | ||
for i in range(8): | ||
p = vector((i/4)%2 - 2.5, (i/2)%2 - 0.5, (i)%2 - 0.5) | ||
b.append(pos=p) | ||
P = vp.vector((i/4)%2 - 2.5, (i/2)%2 - 0.5, (i)%2 - 0.5) | ||
B.append(pos=P) | ||
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# random sphere | ||
L = [] | ||
for i in range(1000): | ||
L.append(vector(2,0) + norm(vector(uniform(-1,1),uniform(-1,1),uniform(-1,1)))) | ||
c.pos = L | ||
L.append(vp.vector(2, 0) + vp.norm(vp.vector( | ||
uniform(-1, 1), uniform(-1, 1), uniform(-1, 1)))) | ||
C.pos = L | ||
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# lat/long sphere | ||
L = [] | ||
for t in arange(0,2*pi,0.2): | ||
for s in arange(0,pi,0.1): | ||
L.append((cos(t)*sin(s)+2, sin(t)*sin(s)+2, cos(s))) | ||
d.pos = L | ||
for T in vp.arange(0, 2*PI, 0.2): | ||
for s in vp.arange(0, PI, 0.1): | ||
L.append((vp.cos(T)*vp.sin(s)+2, vp.sin(T)*vp.sin(s)+2, vp.cos(s))) | ||
D.pos = L | ||
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# modify the disk | ||
p = a | ||
p.color = (p.color[0]*2, p.color[1]*2, p.color[2]*2) | ||
P = A | ||
P.color = (P.color[0]*2, P.color[1]*2, P.color[2]*2) | ||
while 1: | ||
rate(10) | ||
if scene.mouse.clicked: | ||
c = scene.mouse.getclick() | ||
p.append(pos=c.pos) | ||
p.pos[-1] = scene.mouse.pos | ||
vp.rate(10) | ||
if vp.scene.mouse.clicked: | ||
C = vp.scene.mouse.getclick() | ||
P.append(pos=C.pos) | ||
P.pos[-1] = vp.scene.mouse.pos |