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#!BPY
"""
Name: 'xfig export (.fig)'
Blender: 244
Group: 'Export'
Tooltip: 'Export selected mesh to xfig Format (.fig)'
"""
__author__ = 'Dino Ghilardi', 'Campbell Barton AKA Ideasman42'
__url__ = ("blender", "blenderartists.org")
__version__ = "1.1"
__bpydoc__ = """\
This script exports the selected mesh to xfig (www.xfig.org) file format (i.e.: .fig)
The starting point of this script was Anthony D'Agostino's raw triangle format export.
(some code is still here and there, cut'n pasted from his script)
Usage:<br>
Select the mesh to be exported and run this script from "File->Export" menu.
The toggle button 'export 3 files' enables the generation of 4 files: one global
and three with the three different views of the object.
This script is licensed under the GPL license. (c) Dino Ghilardi, 2005
"""
# .fig export, mostly brutally cut-n pasted from the
# 'Raw triangle export' (Anthony D'Agostino, http://www.redrival.com/scorpius)|
import Blender
from Blender import Draw
import BPyObject
#, meshtools
import sys
import bpy
#import time
# =================================
# === Write xfig Format.===
# =================================
def collect_edges(edges):
"""Gets the max-min coordinates of the mesh"""
"""Getting the extremes of the mesh to be exported"""
maxX=maxY=maxZ = -1000000000
minX=minY=minZ = 1000000000
FGON= Blender.Mesh.EdgeFlags.FGON
me = bpy.data.meshes.new()
for ob_base in bpy.data.scenes.active.objects.context:
for ob in BPyObject.getDerivedObjects(ob_base):
me.verts = None
try: me.getFromObject(ob[0])
except: pass
if me.edges:
me.transform(ob[1])
for ed in me.edges:
if not ed.flag & FGON:
x,y,z = v1 = tuple(ed.v1.co)
maxX = max(maxX, x)
maxY = max(maxY, y)
maxZ = max(maxZ, z)
minX = min(minX, x)
minY = min(minY, y)
minZ = min(minZ, z)
x,y,z = v2 = tuple(ed.v2.co)
maxX = max(maxX, x)
maxY = max(maxY, y)
maxZ = max(maxZ, z)
minX = min(minX, x)
minY = min(minY, y)
minZ = min(minZ, z)
edges.append( (v1, v2) )
me.verts = None # free memory
return maxX,maxY,maxZ,minX,minY,minZ
def xfigheader(file):
file.write('#FIG 3.2 Produced by xfig version 3.2.5-alpha5\n')
file.write('Landscape\n')
file.write('Center\n')
file.write('Metric\n')
file.write('A4\n')
file.write('100.00\n')
file.write('Single\n')
file.write('-2\n')
file.write('1200 2\n')
def figdata(file, edges, expview, bounds, scale, space):
maxX,maxY,maxZ,minX,minY,minZ = bounds
def xytransform(ed):
"""gives the face vertexes coordinates in the xfig format/translation (view xy)"""
x1,y1,z1 = ed[0]
x2,y2,z2 = ed[1]
y1=-y1; y2=-y2
return x1,y1,z1,x2,y2,z2
def xztransform(ed):
"""gives the face vertexes coordinates in the xfig format/translation (view xz)"""
x1,y1,z1 = ed[0]
x2,y2,z2 = ed[1]
y1=-y1
y2=-y2
z1=-z1+maxZ-minY +space
z2=-z2+maxZ-minY +space
return x1,y1,z1,x2,y2,z2
def yztransform(ed):
"""gives the face vertexes coordinates in the xfig format/translation (view xz)"""
x1,y1,z1 = ed[0]
x2,y2,z2 = ed[1]
y1=-y1; y2=-y2
z1=-(z1-maxZ-maxX-space)
z2=-(z2-maxZ-maxX-space)
return x1,y1,z1,x2,y2,z2
def transform(ed, expview, scale):
if expview=='xy':
x1,y1,z1,x2,y2,z2 = xytransform(ed)
return int(x1*scale),int(y1*scale),int(x2*scale),int(y2*scale)
elif expview=='xz':
x1,y1,z1,x2,y2,z2 = xztransform(ed)
return int(x1*scale),int(z1*scale),int(x2*scale),int(z2*scale)
elif expview=='yz':
x1,y1,z1,x2,y2,z2 = yztransform(ed)
return int(z1*scale),int(y1*scale),int(z2*scale),int(y2*scale)
"""Prints all the xfig data (no header)"""
for ed in edges:
file.write('2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2\n')
file.write('\t %i %i %i %i\n' % transform(ed, expview, scale))
def writexy(edges, bounds, filename, scale, space):
"""writes the x-y view file exported"""
file = open(filename, 'wb')
xfigheader(file)
figdata(file, edges, 'xy', bounds, scale, space)
file.close()
print 'Successfully exported ', Blender.sys.basename(filename)# + seconds
def writexz(edges, bounds, filename, scale, space):
"""writes the x-z view file exported"""
#start = time.clock()
file = open(filename, 'wb')
xfigheader(file)
figdata(file, edges, 'xz', bounds, scale, space)
file.close()
print 'Successfully exported ', Blender.sys.basename(filename)# + seconds
def writeyz(edges, bounds, filename, scale, space):
"""writes the y-z view file exported"""
#start = time.clock()
file = open(filename, 'wb')
xfigheader(file)
figdata(file, edges, 'yz', bounds, scale, space)
file.close()
#end = time.clock()
#seconds = " in %.2f %s" % (end-start, "seconds")
print 'Successfully exported ', Blender.sys.basename(filename)# + seconds
def writeall(edges, bounds, filename, scale=450, space=2.0):
"""writes all 3 views
Every view is a combined object in the resulting xfig. file."""
maxX,maxY,maxZ,minX,minY,minZ = bounds
file = open(filename, 'wb')
xfigheader(file)
file.write('#upper view (7)\n')
file.write('6 % i % i % i % i ')
file.write('%.6f %.6f %.6f %.6f\n' % (minX, minY, maxX, maxY))
figdata(file, edges, 'xy', bounds, scale, space)
file.write('-6\n')
file.write('#bottom view (1)\n')
file.write('6 %i %i %i %i ')
file.write('%.6f %.6f %.6f %.6f\n' % (minX, -minZ+maxZ-minY +space, maxX,-maxZ+maxZ-minY +space))
figdata(file, edges, 'xz', bounds, scale, space)
file.write('-6\n')
file.write('#right view (3)\n')
file.write('6 %i %i %i %i ')
file.write('%.6f %.6f %.6f %.6f\n' % (minX, -minZ+maxZ-minY +space, maxX,-maxZ+maxZ-minY +space))
figdata(file, edges, 'yz', bounds, scale, space)
file.write('-6\n')
file.close()
print 'Successfully exported ', Blender.sys.basename(filename)# + seconds
import BPyMessages
def write_ui(filename):
if filename.lower().endswith('.fig'): filename = filename[:-4]
PREF_SEP= Draw.Create(0)
PREF_SCALE= Draw.Create(1200)
PREF_SPACE= Draw.Create(2.0)
block = [\
("Separate Files", PREF_SEP, "Export each view axis as a seperate file"),\
("Space: ", PREF_SPACE, 0.0, 10.0, "Space between views in blender units"),\
("Scale: ", PREF_SCALE, 10, 100000, "Scale, 1200 is a good default")]
if not Draw.PupBlock("Export FIG", block):
return
edges = []
bounds = collect_edges(edges)
if PREF_SEP.val:
writexy(edges, bounds, filename + '_XY.fig', PREF_SCALE.val, PREF_SPACE.val)
writexz(edges, bounds, filename + '_XZ.fig', PREF_SCALE.val, PREF_SPACE.val)
writeyz(edges, bounds, filename + '_YZ.fig', PREF_SCALE.val, PREF_SPACE.val)
writeall(edges, bounds, filename + '.fig', PREF_SCALE.val, PREF_SPACE.val)
if __name__ == '__main__':
Blender.Window.FileSelector(write_ui, 'Export XFIG', Blender.sys.makename(ext='.fig'))
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