1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
#!/usr/bin/env python
import vtk
class TestStyleBase(object):
def __init__(self, ren):
self.ren1 = ren
# Get random numbers
self.math = vtk.vtkMath()
self.math.RandomSeed(1)
def randint(self, min, max):
f = self.math.Random(min, max)
return int(f)
# Main testing proc
def test_style(self, style):
# Event state to test
buttons = ["Left", "Middle", "Right"]
ctrls = [0, 1]
shifts = [0, 1]
# I do not trust timers while testing (since they trigger asynchronous
# rendering/interaction)
use_timers = style.GetUseTimers()
style.UseTimersOff()
style.AutoAdjustCameraClippingRangeOn()
print "Testing: " + style.GetClassName()
iren = style.GetInteractor()
renwin = iren.GetRenderWindow()
renwin.Render()
# Get renwin size and center
win_size = renwin.GetSize()
win_center_x = win_size[0] / (2.0)
win_center_y = win_size[1] / (2.0)
pick = vtk.vtkPropPicker()
radius = 5 * (1 + use_timers)
for ctrl in ctrls:
for shift in shifts:
print " - ctrl: " + str(ctrl) + " shift: " + str(shift) + " " + "button: ",
for button in buttons:
print button,
# First try to find a starting position where an actor
# can be picked (not mandatory for trackball modes).
# Search in increasingly big area, until we reach win size
# in that case actors might not be on screen, so reset cam
search = radius
while True:
start_x = self.randint(win_center_x - search, win_center_x + search)
start_y = self.randint(win_center_x - search, win_center_x + search)
if pick.PickProp(start_x, start_y, self.ren1):
break
else:
if search > win_center_x or search > win_center_y:
print " (resetting camera)",
self.ren1.ResetCamera()
search = radius
else:
search += 5
# Start by pressing the button
iren.SetEventInformationFlipY(start_x, start_y, ctrl, shift, '', 0, '')
eval('iren.InvokeEvent("' + button + 'ButtonPressEvent")')
pos = iren.GetEventPosition()
#print " - Starting: " + str(pos)
# Now move around (alternating left and right around
# the window center in order to compensate somehow).
sign = 1
for i in range(0, 2 + use_timers):
sign *= -1
x = self.randint(win_center_x + radius * 2 * sign, win_center_y + radius * sign)
y = self.randint(win_center_y + radius * 2 * sign, win_center_y + radius * sign)
iren.SetEventInformationFlipY(x, y, ctrl, shift, '', 0, '')
#pos = iren.GetEventPosition()
#lastPos = iren.GetLastEventPosition()
#print " - Moving: " + str(pos) + " " + str(ctrl) + " " + str(shift) + " (was " + str(lastPos) + ")"
iren.InvokeEvent("MouseMoveEvent")
# If this style uses timers, run OnTimer multiple times
if use_timers:
for j in range(0, 10):
iren.InvokeEvent("TimerEvent")
renwin.Render()
# End by releasing the button
iren.SetEventInformationFlipY(x, y, ctrl, shift, '', 0, '')
eval('iren.InvokeEvent("' + button + 'ButtonReleaseEvent")')
print "."
style.SetUseTimers(use_timers)
renwin.Render()
|
