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
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
|
#############################################################
## ##
## Copyright (c) 2003-2011 by The University of Queensland ##
## Earth Systems Science Computational Centre (ESSCC) ##
## http://www.uq.edu.au/esscc ##
## ##
## Primary Business: Brisbane, Queensland, Australia ##
## Licensed under the Open Software License version 3.0 ##
## http://www.opensource.org/licenses/osl-3.0.php ##
## ##
#############################################################
import string
import os
import os.path
import itertools
from esys.lsm.vis import core
from PovRenderer import *
from Object import *
from Camera import *
import Color
class Renderer:
def __init__(self):
self.povRenderer = None
self.background = Background(color=Color.Colors.White)
self.camera = self.getDefaultCamera()
def getDefaultCamera(self):
return LightedCamera(posn=[0,0,-10], lookAt=[0,0,0])
def getCamera(self):
return self.camera
def setCamera(self, camera):
self.camera = camera
def getPovRenderer(self):
if (self.povRenderer == None):
self.povRenderer = PovRenderer()
return self.povRenderer
def setOffScreen(self, doOffScreen):
self.getPovRenderer().setOffScreen(doOffScreen)
def getOffScreen(self):
return self.getPovRenderer().getOffScreen()
def setInteractive(self, interactive):
self.getPovRenderer().setInteractive(interactive)
def getInteractive(self):
return self.getPovRenderer().getInteractive()
def setSize(self, size):
self.getPovRenderer().setSize(size)
def getSize(self):
return self.getPovRenderer().getSize()
def clear(self):
pass
def setBackground(self, color):
self.background = Background(color)
def getBackground(self):
return self.background
def getRendererObjectList(self):
return [self.getBackground(), self.getCamera()]
def getImageFormat(self, fileName):
return core.getFormatFromExtension(fileName)
def getObjectList(self):
return self.objectList
def setObjectList(self, objectList):
self.objectList = objectList
def writeSdl(self, f, objectList):
self.getCamera().setAspect(self.getSize())
for o in itertools.chain(self.getRendererObjectList(), objectList):
o.writeSdl(f)
f.write("\n")
def render(self, objectList, fileName = None, imageFormat = None):
if (fileName != None):
if (imageFormat == None):
imageFormat = self.getImageFormat(fileName)
self.getPovRenderer().setFileName(fileName, imageFormat)
f = self.getPovRenderer().openInput()
self.writeSdl(f, objectList)
self.getPovRenderer().closeInput()
class RenderDefaults(core.RenderDefaults):
pass
class Scene(core.Scene):
def __init__(self, renderDefaults=None):
self.renderer = None
core.Scene.__init__(self, renderDefaults)
self.initialise()
def getRenderer(self):
if (self.renderer == None):
self.renderer = Renderer()
return self.renderer
def setBackground(self, color):
self.getRenderer().setBackground(
Color.RgbColor(color[0],color[1],color[2],color.getName())
)
def getCamera(self):
return self.getRenderer().getCamera()
def setCamera(self, camera):
return self.getRenderer().setCamera(camera)
def clear(self):
core.Scene.clear(self)
self.getRenderer().clear()
def render(
self,
offScreen = None,
interactive = None,
fileName = None,
imageFormat = None,
size = None
):
(offScreen, size, interactive) = \
self.getRenderDefaults(offScreen, size, interactive)
self.getRenderer().clear()
self.getRenderer().setOffScreen(offScreen)
self.getRenderer().setInteractive(interactive)
self.getRenderer().setSize(size)
self.getRenderer().setObjectList(self.objectList)
self.getRenderer().render(self.objectList, fileName, imageFormat)
|
