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from __future__ import division
from visual import *
test_materials_individually = False
scene.width = scene.height = 600
scene.range = 7
scene.forward = (1,-1,-1)
axis = (1,0,0)
##obj = box
##obj = cylinder; axis = (0,1,0)
obj = sphere
R = 0.9
L = 10
scene.visible = 0
lite = local_light( pos = (0,0,0), color = (.6,.6,0.3) )
lite.m = sphere( pos = lite.pos, radius = 0.1, color = (1,1,.8), material = materials.emissive)
spheres = []
for mat in (materials.materials+[None]):
if test_materials_individually: scene.visible = 0
if mat: print mat.name
spheres.append( obj( radius = R,
length = sqrt(2)*R,
height = sqrt(2)*R,
width = sqrt(2)*R,
axis = axis,
material = mat ) )
if test_materials_individually: scene.visible = 1
box( pos = (0,-0.5*R,0), size=(L,R,L), material = materials.wood )
N = 4
xi = -L/2 + 1.5*R
dx = (L - 3*R)/(N-1)
for i,s in enumerate(spheres):
if i <= 1:
s.pos = (xi + (1-i+0.5)*dx, R, xi)
elif 2 <= i <= 5:
s.pos = (xi+(5-i)*dx, R, xi+1.5*dx)
elif 6 <= i <= 8:
s.pos = (xi+(i-6+0.5)*dx, R, xi+3*dx)
else:
s.pos = (xi+2.5*dx, R, xi)
loc = s.pos-vector(0,R,0)
if hasattr(s.material, "name"):
s.label = label( text = s.material.name, pos = loc )
else:
s.label = label( text = "Legacy", pos = loc )
if hasattr(s.material, "color"):
s.color = s.material.color
scene.visible = 1
while 1:
rate(100)
for s in spheres:
s.rotate( axis=scene.up, angle=.01 )
lite.pos = lite.m.pos = scene.mouse.project( point=scene.center, normal=scene.forward )
if scene.mouse.clicked:
p = scene.mouse.getclick().pick
if p and p is not lite.m:
scene.center = p.pos
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