home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Hobby PC 15
/
Hobby PC 15.iso
/
Soft
/
Blender
/
blender.exe
/
ic255.cab
/
python
/
ribexport.py
< prev
next >
Wrap
Text File
|
2001-03-15
|
16KB
|
327 lines
#######################
# (c) Jan Walter 2000 #
#######################
# CVS
# $Author: jan $
# $Date: 2000/12/14 15:34:25 $
# $RCSfile: ribexport.py,v $
# $Revision: 1.1 $
import Blender
import math
exportAnimations = 0
class RenderManExport:
def __init__(self, filename):
self.file = open(filename, "w")
self.scene = None
self.display = None
def export(self, scene):
global exportAnimations
print "exporting ..."
self.scene = scene
self.writeHeader()
self.display = Blender.getDisplaySettings()
if exportAnimations:
for frame in xrange(self.display.startFrame,
self.display.endFrame + 1):
self.writeFrame(frame)
else:
self.writeFrame(self.display.currentFrame)
self.writeEnd()
def writeCamera(self):
camobj = self.scene.getCurrentCamera()
camera = Blender.getCamera(camobj.data)
factor = self.display.yResolution / float(self.display.xResolution)
self.file.write('Projection "perspective" "fov" [%s]\n' %
(360.0 * math.atan(factor * 16.0 / camera.Lens) /
math.pi))
self.file.write("Clipping %s %s\n" % (camera.ClSta, camera.ClEnd))
self.file.write("Transform [" +
"%s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s]\n" %
(camobj.inverseMatrix[0][0],
camobj.inverseMatrix[0][1],
-camobj.inverseMatrix[0][2],
camobj.inverseMatrix[0][3],
camobj.inverseMatrix[1][0],
camobj.inverseMatrix[1][1],
-camobj.inverseMatrix[1][2],
camobj.inverseMatrix[1][3],
camobj.inverseMatrix[2][0],
camobj.inverseMatrix[2][1],
-camobj.inverseMatrix[2][2],
camobj.inverseMatrix[2][3],
camobj.inverseMatrix[3][0],
camobj.inverseMatrix[3][1],
-camobj.inverseMatrix[3][2],
camobj.inverseMatrix[3][3]))
def writeDisplaySettings(self, frame):
self.file.write("Format %s %s %s\n" % (self.display.xResolution,
self.display.yResolution,
self.display.pixelAspectRatio))
self.file.write('Display "%s" "file" "rgba"\n' %
("frame" + "%04d" % frame + ".tif"))
def writeEnd(self):
self.file.close()
print "... finished"
def writeFrame(self, frame):
print "frame:", frame
Blender.setCurrentFrame(frame)
self.file.write("FrameBegin %s\n" % (frame - self.display.startFrame))
self.writeDisplaySettings(frame)
self.writeCamera()
self.writeWorld()
self.file.write("FrameEnd\n")
def writeHeader(self):
self.file.write("##RenderMan RIB-Structure 1.0\n")
self.file.write("version 3.03\n")
def writeIdentifier(self, name):
self.file.write("%s\n" % ("#" * (len(name) + 4)))
self.file.write("# %s #\n" % name)
self.file.write("%s\n" % ("#" * (len(name) + 4)))
def writeLamp(self, name, num):
self.writeIdentifier(name)
lampobj = Blender.getObject(name)
lamp = Blender.getLamp(lampobj.data)
x = lampobj.matrix[3][0] / lampobj.matrix[3][3]
y = lampobj.matrix[3][1] / lampobj.matrix[3][3]
z = lampobj.matrix[3][2] / lampobj.matrix[3][3]
self.file.write('LightSource "pointlight" %s ' % num +
'"from" [%s %s %s] ' % (x, y, z) +
'"lightcolor" [%s %s %s] ' % (lamp.R, lamp.G, lamp.B) +
'"intensity" 50\n')
def writeMatrix(self, matrix):
self.file.write("Transform [" +
"%s %s %s %s %s %s %s %s %s %s %s %s %s %s %s %s]\n" %
(matrix[0][0], matrix[0][1],
matrix[0][2], matrix[0][3],
matrix[1][0], matrix[1][1],
matrix[1][2], matrix[1][3],
matrix[2][0], matrix[2][1],
matrix[2][2], matrix[2][3],
matrix[3][0], matrix[3][1],
matrix[3][2], matrix[3][3]))
def writeObject(self, name):
if Blender.isMesh(name):
self.writeIdentifier(name)
meshobj = Blender.getObject(name)
mesh = Blender.getMesh(meshobj.data)
if mesh.texture:
self.file.write('Surface "paintedplastic" "texturename" ' +
'["%s.tif"]\n' % "st")
else:
self.file.write('Surface "plastic"\n')
self.file.write("Color [%s %s %s]\n" % (0.8, 0.8, 0.8))
self.file.write("AttributeBegin\n")
self.writeMatrix(meshobj.matrix)
index = 0
for face in mesh.faces:
if meshobj.materials and meshobj.materials[face[5]]:
material = Blender.getMaterial(meshobj.materials[face[5]])
self.file.write("Color [%s %s %s]\n" %
(material.R, material.G, material.B))
if face[3]:
# quad
if face[4]: # smooth
# first triangle
self.file.write('Polygon "P" [ ')
for i in xrange(3):
self.file.write("%s %s %s " %
(mesh.vertices[face[i]][0],
mesh.vertices[face[i]][1],
mesh.vertices[face[i]][2]))
self.file.write('] "N" [ ')
for i in xrange(3):
self.file.write("%s %s %s " %
(mesh.normals[face[i]][0],
mesh.normals[face[i]][1],
mesh.normals[face[i]][2]))
if mesh.colors:
self.file.write('] "Cs" [ ')
for i in xrange(3):
self.file.write("%s %s %s " %
(mesh.colors[face[i]][0],
mesh.colors[face[i]][1],
mesh.colors[face[i]][2]))
if mesh.texture:
self.file.write('] "st" [ ')
for i in xrange(3):
self.file.write("%s %s " %
(mesh.texcoords[index][i][0],
1.0 -
mesh.texcoords[index][i][1]))
self.file.write(']\n')
else:
self.file.write(']\n')
# second triangle
self.file.write('Polygon "P" [ ')
for i in [0, 2, 3]:
self.file.write("%s %s %s " %
(mesh.vertices[face[i]][0],
mesh.vertices[face[i]][1],
mesh.vertices[face[i]][2]))
self.file.write('] "N" [ ')
for i in [0, 2, 3]:
self.file.write("%s %s %s " %
(mesh.normals[face[i]][0],
mesh.normals[face[i]][1],
mesh.normals[face[i]][2]))
if mesh.colors:
self.file.write('] "Cs" [ ')
for i in [0, 2, 3]:
self.file.write("%s %s %s " %
(mesh.colors[face[i]][0],
mesh.colors[face[i]][1],
mesh.colors[face[i]][2]))
if mesh.texture:
self.file.write('] "st" [ ')
for i in [0, 2, 3]:
self.file.write("%s %s " %
(mesh.texcoords[index][i][0],
1.0 -
mesh.texcoords[index][i][1]))
self.file.write(']\n')
else:
self.file.write(']\n')
else: # not smooth
# first triangle
self.file.write('Polygon "P" [ ')
for i in xrange(3):
self.file.write("%s %s %s " %
(mesh.vertices[face[i]][0],
mesh.vertices[face[i]][1],
mesh.vertices[face[i]][2]))
if mesh.colors:
self.file.write('] "Cs" [ ')
for i in xrange(3):
self.file.write("%s %s %s " %
(mesh.colors[face[i]][0],
mesh.colors[face[i]][1],
mesh.colors[face[i]][2]))
if mesh.texture:
self.file.write('] "st" [ ')
for i in xrange(3):
self.file.write("%s %s " %
(mesh.texcoords[index][i][0],
1.0 -
mesh.texcoords[index][i][1]))
self.file.write(']\n')
else:
self.file.write(']\n')
# second triangle
self.file.write('Polygon "P" [ ')
for i in [0, 2, 3]:
self.file.write("%s %s %s " %
(mesh.vertices[face[i]][0],
mesh.vertices[face[i]][1],
mesh.vertices[face[i]][2]))
if mesh.colors:
self.file.write('] "Cs" [ ')
for i in [0, 2, 3]:
self.file.write("%s %s %s " %
(mesh.colors[face[i]][0],
mesh.colors[face[i]][1],
mesh.colors[face[i]][2]))
if mesh.texture:
self.file.write('] "st" [ ')
for i in [0, 2, 3]:
self.file.write("%s %s " %
(mesh.texcoords[index][i][0],
1.0 -
mesh.texcoords[index][i][1]))
self.file.write(']\n')
else:
self.file.write(']\n')
else:
# triangle
if face[4]: # smooth
self.file.write('Polygon "P" [ ')
for i in xrange(3):
self.file.write("%s %s %s " %
(mesh.vertices[face[i]][0],
mesh.vertices[face[i]][1],
mesh.vertices[face[i]][2]))
self.file.write('] "N" [ ')
for i in xrange(3):
self.file.write("%s %s %s " %
(mesh.normals[face[i]][0],
mesh.normals[face[i]][1],
mesh.normals[face[i]][2]))
if mesh.colors:
self.file.write('] "Cs" [ ')
for i in xrange(3):
self.file.write("%s %s %s " %
(mesh.colors[face[i]][0],
mesh.colors[face[i]][1],
mesh.colors[face[i]][2]))
if mesh.texture:
self.file.write('] "st" [ ')
for i in xrange(3):
self.file.write("%s %s " %
(mesh.texcoords[index][i][0],
1.0 -
mesh.texcoords[index][i][1]))
self.file.write(']\n')
else:
self.file.write(']\n')
else: # not smooth
self.file.write('Polygon "P" [ ')
for i in xrange(3):
self.file.write("%s %s %s " %
(mesh.vertices[face[i]][0],
mesh.vertices[face[i]][1],
mesh.vertices[face[i]][2]))
if mesh.colors:
self.file.write('] "Cs" [ ')
for i in xrange(3):
self.file.write("%s %s %s " %
(mesh.colors[face[i]][0],
mesh.colors[face[i]][1],
mesh.colors[face[i]][2]))
if mesh.texture:
self.file.write('] "st" [ ')
for i in xrange(3):
self.file.write("%s %s " %
(mesh.texcoords[index][i][0],
1.0 -
mesh.texcoords[index][i][1]))
self.file.write(']\n')
else:
self.file.write(']\n')
index = index + 1
self.file.write("AttributeEnd\n")
else:
print "Sorry can export meshes only ..."
def writeWorld(self):
self.file.write("WorldBegin\n")
self.file.write('Attribute "light" "shadows" "on"\n')
# first all lights
lamps = 0
for name in self.scene.objects:
if Blender.isLamp(name):
lamps = lamps + 1
self.writeLamp(name, lamps)
# now all objects which are not a camera or a light
for name in self.scene.objects:
if not Blender.isCamera(name) and not Blender.isLamp(name):
self.writeObject(name)
self.file.write("WorldEnd\n")
ribexport = RenderManExport("test.rib")
scene = Blender.getCurrentScene()
ribexport.export(scene)