- tweak Object.create_render_mesh params
- svn merge -r 20124:20998 \ https://svn.blender.org/svnroot/bf-blender/branches/blender2.5/blender/release/scripts/export_obj.py \ export_obj-2.5.py to make sure I don't miss new OBJ exporter features ;)
This commit is contained in:
Arystanbek Dyussenov
commit
a7f914d25a
@ -7,9 +7,9 @@ Group: 'Export'
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Tooltip: 'Save a Wavefront OBJ File'
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"""
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__author__ = "Campbell Barton, Jiri Hnidek"
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__author__ = "Campbell Barton, Jiri Hnidek, Paolo Ciccone"
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__url__ = ['http://wiki.blender.org/index.php/Scripts/Manual/Export/wavefront_obj', 'www.blender.org', 'blenderartists.org']
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__version__ = "1.2"
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__version__ = "1.21"
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__bpydoc__ = """\
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This script is an exporter to OBJ file format.
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@ -184,12 +184,89 @@ def copy_images(dest_dir):
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copyCount+=1
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print '\tCopied %d images' % copyCount
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def write(filename, objects,
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EXPORT_TRI=False, EXPORT_EDGES=False,
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EXPORT_NORMALS=False, EXPORT_NORMALS_HQ=False,
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EXPORT_UV=True, EXPORT_MTL=True, EXPORT_COPY_IMAGES=False,
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EXPORT_APPLY_MODIFIERS=True, EXPORT_ROTX90=True, EXPORT_BLEN_OBS=True,
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EXPORT_GROUP_BY_OB=False, EXPORT_GROUP_BY_MAT=False, EXPORT_KEEP_VERT_ORDER=False):
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def test_nurbs_compat(ob):
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if ob.type != 'Curve':
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return False
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for nu in ob.data:
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if (not nu.knotsV) and nu.type != 1: # not a surface and not bezier
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return True
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return False
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def write_nurb(file, ob, ob_mat):
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tot_verts = 0
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cu = ob.data
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# use negative indices
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Vector = Blender.Mathutils.Vector
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for nu in cu:
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if nu.type==0: DEG_ORDER_U = 1
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else: DEG_ORDER_U = nu.orderU-1 # Tested to be correct
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if nu.type==1:
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print "\tWarning, bezier curve:", ob.name, "only poly and nurbs curves supported"
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continue
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if nu.knotsV:
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print "\tWarning, surface:", ob.name, "only poly and nurbs curves supported"
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continue
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if len(nu) <= DEG_ORDER_U:
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print "\tWarning, orderU is lower then vert count, skipping:", ob.name
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continue
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pt_num = 0
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do_closed = (nu.flagU & 1)
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do_endpoints = (do_closed==0) and (nu.flagU & 2)
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for pt in nu:
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pt = Vector(pt[0], pt[1], pt[2]) * ob_mat
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file.write('v %.6f %.6f %.6f\n' % (pt[0], pt[1], pt[2]))
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pt_num += 1
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tot_verts += pt_num
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file.write('g %s\n' % (fixName(ob.name))) # fixName(ob.getData(1)) could use the data name too
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file.write('cstype bspline\n') # not ideal, hard coded
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file.write('deg %d\n' % DEG_ORDER_U) # not used for curves but most files have it still
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curve_ls = [-(i+1) for i in xrange(pt_num)]
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# 'curv' keyword
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if do_closed:
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if DEG_ORDER_U == 1:
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pt_num += 1
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curve_ls.append(-1)
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else:
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pt_num += DEG_ORDER_U
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curve_ls = curve_ls + curve_ls[0:DEG_ORDER_U]
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file.write('curv 0.0 1.0 %s\n' % (' '.join( [str(i) for i in curve_ls] ))) # Blender has no U and V values for the curve
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# 'parm' keyword
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tot_parm = (DEG_ORDER_U + 1) + pt_num
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tot_parm_div = float(tot_parm-1)
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parm_ls = [(i/tot_parm_div) for i in xrange(tot_parm)]
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if do_endpoints: # end points, force param
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for i in xrange(DEG_ORDER_U+1):
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parm_ls[i] = 0.0
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parm_ls[-(1+i)] = 1.0
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file.write('parm u %s\n' % ' '.join( [str(i) for i in parm_ls] ))
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file.write('end\n')
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return tot_verts
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def write(filename, objects,\
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EXPORT_TRI=False, EXPORT_EDGES=False, EXPORT_NORMALS=False, EXPORT_NORMALS_HQ=False,\
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EXPORT_UV=True, EXPORT_MTL=True, EXPORT_COPY_IMAGES=False,\
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EXPORT_APPLY_MODIFIERS=True, EXPORT_ROTX90=True, EXPORT_BLEN_OBS=True,\
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EXPORT_GROUP_BY_OB=False, EXPORT_GROUP_BY_MAT=False, EXPORT_KEEP_VERT_ORDER=False,\
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EXPORT_POLYGROUPS=False, EXPORT_CURVE_AS_NURBS=True):
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'''
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Basic write function. The context and options must be alredy set
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This can be accessed externaly
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@ -203,6 +280,29 @@ def write(filename, objects,
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def veckey2d(v):
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return round(v.x, 6), round(v.y, 6)
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def findVertexGroupName(face, vWeightMap):
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"""
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Searches the vertexDict to see what groups is assigned to a given face.
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We use a frequency system in order to sort out the name because a given vetex can
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belong to two or more groups at the same time. To find the right name for the face
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we list all the possible vertex group names with their frequency and then sort by
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frequency in descend order. The top element is the one shared by the highest number
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of vertices is the face's group
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"""
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weightDict = {}
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for vert in face:
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vWeights = vWeightMap[vert.index]
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for vGroupName, weight in vWeights:
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weightDict[vGroupName] = weightDict.get(vGroupName, 0) + weight
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if weightDict:
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alist = [(weight,vGroupName) for vGroupName, weight in weightDict.iteritems()] # sort least to greatest amount of weight
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alist.sort()
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return(alist[-1][1]) # highest value last
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else:
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return '(null)'
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print 'OBJ Export path: "%s"' % filename
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temp_mesh_name = '~tmp-mesh'
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@ -248,12 +348,23 @@ def write(filename, objects,
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globalNormals = {}
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# Get all meshs
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# Get all meshes
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for ob_main in objects:
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for ob, ob_mat in BPyObject.getDerivedObjects(ob_main):
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# Nurbs curve support
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if EXPORT_CURVE_AS_NURBS and test_nurbs_compat(ob):
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if EXPORT_ROTX90:
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ob_mat = ob_mat * mat_xrot90
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totverts += write_nurb(file, ob, ob_mat)
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continue
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# end nurbs
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# Will work for non meshes now! :)
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# getMeshFromObject(ob, container_mesh=None, apply_modifiers=True, vgroups=True, scn=None)
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me= BPyMesh.getMeshFromObject(ob, containerMesh, EXPORT_APPLY_MODIFIERS, False, scn)
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me= BPyMesh.getMeshFromObject(ob, containerMesh, EXPORT_APPLY_MODIFIERS, EXPORT_POLYGROUPS, scn)
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if not me:
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continue
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@ -406,6 +517,17 @@ def write(filename, objects,
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if not faceuv:
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f_image = None
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if EXPORT_POLYGROUPS:
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# Retrieve the list of vertex groups
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vertGroupNames = me.getVertGroupNames()
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currentVGroup = ''
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# Create a dictionary keyed by face id and listing, for each vertex, the vertex groups it belongs to
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vgroupsMap = [[] for _i in xrange(len(me.verts))]
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for vertexGroupName in vertGroupNames:
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for vIdx, vWeight in me.getVertsFromGroup(vertexGroupName, 1):
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vgroupsMap[vIdx].append((vertexGroupName, vWeight))
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for f_index, f in enumerate(faces):
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f_v= f.v
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f_smooth= f.smooth
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@ -420,9 +542,18 @@ def write(filename, objects,
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else:
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key = materialNames[f_mat], None # No image, use None instead.
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# Write the vertex group
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if EXPORT_POLYGROUPS:
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if vertGroupNames:
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# find what vertext group the face belongs to
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theVGroup = findVertexGroupName(f,vgroupsMap)
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if theVGroup != currentVGroup:
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currentVGroup = theVGroup
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file.write('g %s\n' % theVGroup)
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# CHECK FOR CONTEXT SWITCH
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if key == contextMat:
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pass # Context alredy switched, dont do anythoing
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pass # Context alredy switched, dont do anything
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else:
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if key[0] == None and key[1] == None:
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# Write a null material, since we know the context has changed.
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@ -447,6 +578,7 @@ def write(filename, objects,
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if EXPORT_GROUP_BY_MAT:
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file.write('g %s_%s_%s\n' % (fixName(ob.name), fixName(ob.getData(1)), mat_data[0]) ) # can be mat_image or (null)
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file.write('usemtl %s\n' % mat_data[0]) # can be mat_image or (null)
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contextMat = key
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@ -548,7 +680,8 @@ def write_ui(filename):
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EXPORT_NORMALS, EXPORT_NORMALS_HQ, EXPORT_UV,\
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EXPORT_MTL, EXPORT_SEL_ONLY, EXPORT_ALL_SCENES,\
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EXPORT_ANIMATION, EXPORT_COPY_IMAGES, EXPORT_BLEN_OBS,\
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EXPORT_GROUP_BY_OB, EXPORT_GROUP_BY_MAT, EXPORT_KEEP_VERT_ORDER
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EXPORT_GROUP_BY_OB, EXPORT_GROUP_BY_MAT, EXPORT_KEEP_VERT_ORDER,\
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EXPORT_POLYGROUPS, EXPORT_CURVE_AS_NURBS
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EXPORT_APPLY_MODIFIERS = Draw.Create(0)
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EXPORT_ROTX90 = Draw.Create(1)
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@ -566,6 +699,9 @@ def write_ui(filename):
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EXPORT_GROUP_BY_OB = Draw.Create(0)
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EXPORT_GROUP_BY_MAT = Draw.Create(0)
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EXPORT_KEEP_VERT_ORDER = Draw.Create(1)
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EXPORT_POLYGROUPS = Draw.Create(0)
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EXPORT_CURVE_AS_NURBS = Draw.Create(1)
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# Old UI
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'''
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@ -616,7 +752,7 @@ def write_ui(filename):
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GLOBALS['EVENT'] = e
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def do_split(e,v):
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global EXPORT_BLEN_OBS, EXPORT_GROUP_BY_OB, EXPORT_GROUP_BY_MAT, EXPORT_APPLY_MODIFIERS, KEEP_VERT_ORDER
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global EXPORT_BLEN_OBS, EXPORT_GROUP_BY_OB, EXPORT_GROUP_BY_MAT, EXPORT_APPLY_MODIFIERS, KEEP_VERT_ORDER, EXPORT_POLYGROUPS
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if EXPORT_BLEN_OBS.val or EXPORT_GROUP_BY_OB.val or EXPORT_GROUP_BY_MAT.val or EXPORT_APPLY_MODIFIERS.val:
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EXPORT_KEEP_VERT_ORDER.val = 0
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else:
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@ -630,6 +766,7 @@ def write_ui(filename):
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if not (EXPORT_BLEN_OBS.val or EXPORT_GROUP_BY_OB.val or EXPORT_GROUP_BY_MAT.val or EXPORT_APPLY_MODIFIERS.val):
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EXPORT_KEEP_VERT_ORDER.val = 1
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def do_help(e,v):
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url = __url__[0]
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print 'Trying to open web browser with documentation at this address...'
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@ -646,43 +783,47 @@ def write_ui(filename):
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# Center based on overall pup size
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ui_x -= 165
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ui_y -= 110
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ui_y -= 140
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global EXPORT_APPLY_MODIFIERS, EXPORT_ROTX90, EXPORT_TRI, EXPORT_EDGES,\
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EXPORT_NORMALS, EXPORT_NORMALS_HQ, EXPORT_UV,\
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EXPORT_MTL, EXPORT_SEL_ONLY, EXPORT_ALL_SCENES,\
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EXPORT_ANIMATION, EXPORT_COPY_IMAGES, EXPORT_BLEN_OBS,\
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EXPORT_GROUP_BY_OB, EXPORT_GROUP_BY_MAT, EXPORT_KEEP_VERT_ORDER
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EXPORT_GROUP_BY_OB, EXPORT_GROUP_BY_MAT, EXPORT_KEEP_VERT_ORDER,\
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EXPORT_POLYGROUPS, EXPORT_CURVE_AS_NURBS
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Draw.Label('Context...', ui_x+9, ui_y+209, 220, 20)
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Draw.Label('Context...', ui_x+9, ui_y+239, 220, 20)
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Draw.BeginAlign()
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EXPORT_SEL_ONLY = Draw.Toggle('Selection Only', EVENT_NONE, ui_x+9, ui_y+189, 110, 20, EXPORT_SEL_ONLY.val, 'Only export objects in visible selection. Else export whole scene.')
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EXPORT_ALL_SCENES = Draw.Toggle('All Scenes', EVENT_NONE, ui_x+119, ui_y+189, 110, 20, EXPORT_ALL_SCENES.val, 'Each scene as a separate OBJ file.')
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EXPORT_ANIMATION = Draw.Toggle('Animation', EVENT_NONE, ui_x+229, ui_y+189, 110, 20, EXPORT_ANIMATION.val, 'Each frame as a numbered OBJ file.')
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EXPORT_SEL_ONLY = Draw.Toggle('Selection Only', EVENT_NONE, ui_x+9, ui_y+219, 110, 20, EXPORT_SEL_ONLY.val, 'Only export objects in visible selection. Else export whole scene.')
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EXPORT_ALL_SCENES = Draw.Toggle('All Scenes', EVENT_NONE, ui_x+119, ui_y+219, 110, 20, EXPORT_ALL_SCENES.val, 'Each scene as a separate OBJ file.')
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EXPORT_ANIMATION = Draw.Toggle('Animation', EVENT_NONE, ui_x+229, ui_y+219, 110, 20, EXPORT_ANIMATION.val, 'Each frame as a numbered OBJ file.')
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Draw.EndAlign()
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Draw.Label('Output Options...', ui_x+9, ui_y+159, 220, 20)
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Draw.Label('Output Options...', ui_x+9, ui_y+189, 220, 20)
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Draw.BeginAlign()
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EXPORT_APPLY_MODIFIERS = Draw.Toggle('Apply Modifiers', EVENT_REDRAW, ui_x+9, ui_y+140, 110, 20, EXPORT_APPLY_MODIFIERS.val, 'Use transformed mesh data from each object. May break vert order for morph targets.', do_split)
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EXPORT_ROTX90 = Draw.Toggle('Rotate X90', EVENT_NONE, ui_x+119, ui_y+140, 110, 20, EXPORT_ROTX90.val, 'Rotate on export so Blenders UP is translated into OBJs UP')
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EXPORT_COPY_IMAGES = Draw.Toggle('Copy Images', EVENT_NONE, ui_x+229, ui_y+140, 110, 20, EXPORT_COPY_IMAGES.val, 'Copy image files to the export directory, never overwrite.')
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EXPORT_APPLY_MODIFIERS = Draw.Toggle('Apply Modifiers', EVENT_REDRAW, ui_x+9, ui_y+170, 110, 20, EXPORT_APPLY_MODIFIERS.val, 'Use transformed mesh data from each object. May break vert order for morph targets.', do_split)
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EXPORT_ROTX90 = Draw.Toggle('Rotate X90', EVENT_NONE, ui_x+119, ui_y+170, 110, 20, EXPORT_ROTX90.val, 'Rotate on export so Blenders UP is translated into OBJs UP')
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EXPORT_COPY_IMAGES = Draw.Toggle('Copy Images', EVENT_NONE, ui_x+229, ui_y+170, 110, 20, EXPORT_COPY_IMAGES.val, 'Copy image files to the export directory, never overwrite.')
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Draw.EndAlign()
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Draw.Label('Export...', ui_x+9, ui_y+109, 220, 20)
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Draw.Label('Export...', ui_x+9, ui_y+139, 220, 20)
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Draw.BeginAlign()
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EXPORT_EDGES = Draw.Toggle('Edges', EVENT_NONE, ui_x+9, ui_y+90, 50, 20, EXPORT_EDGES.val, 'Edges not connected to faces.')
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EXPORT_TRI = Draw.Toggle('Triangulate', EVENT_NONE, ui_x+59, ui_y+90, 70, 20, EXPORT_TRI.val, 'Triangulate quads.')
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EXPORT_EDGES = Draw.Toggle('Edges', EVENT_NONE, ui_x+9, ui_y+120, 50, 20, EXPORT_EDGES.val, 'Edges not connected to faces.')
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EXPORT_TRI = Draw.Toggle('Triangulate', EVENT_NONE, ui_x+59, ui_y+120, 70, 20, EXPORT_TRI.val, 'Triangulate quads.')
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Draw.EndAlign()
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Draw.BeginAlign()
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EXPORT_MTL = Draw.Toggle('Materials', EVENT_NONE, ui_x+139, ui_y+90, 70, 20, EXPORT_MTL.val, 'Write a separate MTL file with the OBJ.')
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EXPORT_UV = Draw.Toggle('UVs', EVENT_NONE, ui_x+209, ui_y+90, 31, 20, EXPORT_UV.val, 'Export texface UV coords.')
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EXPORT_MTL = Draw.Toggle('Materials', EVENT_NONE, ui_x+139, ui_y+120, 70, 20, EXPORT_MTL.val, 'Write a separate MTL file with the OBJ.')
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EXPORT_UV = Draw.Toggle('UVs', EVENT_NONE, ui_x+209, ui_y+120, 31, 20, EXPORT_UV.val, 'Export texface UV coords.')
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Draw.EndAlign()
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Draw.BeginAlign()
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EXPORT_NORMALS = Draw.Toggle('Normals', EVENT_NONE, ui_x+250, ui_y+90, 59, 20, EXPORT_NORMALS.val, 'Export vertex normal data (Ignored on import).')
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EXPORT_NORMALS_HQ = Draw.Toggle('HQ', EVENT_NONE, ui_x+309, ui_y+90, 31, 20, EXPORT_NORMALS_HQ.val, 'Calculate high quality normals for rendering.')
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EXPORT_NORMALS = Draw.Toggle('Normals', EVENT_NONE, ui_x+250, ui_y+120, 59, 20, EXPORT_NORMALS.val, 'Export vertex normal data (Ignored on import).')
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EXPORT_NORMALS_HQ = Draw.Toggle('HQ', EVENT_NONE, ui_x+309, ui_y+120, 31, 20, EXPORT_NORMALS_HQ.val, 'Calculate high quality normals for rendering.')
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Draw.EndAlign()
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EXPORT_POLYGROUPS = Draw.Toggle('Polygroups', EVENT_REDRAW, ui_x+9, ui_y+95, 120, 20, EXPORT_POLYGROUPS.val, 'Export vertex groups as OBJ groups (one group per face approximation).')
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EXPORT_CURVE_AS_NURBS = Draw.Toggle('Nurbs', EVENT_NONE, ui_x+139, ui_y+95, 100, 20, EXPORT_CURVE_AS_NURBS.val, 'Export 3D nurbs curves and polylines as OBJ curves, (bezier not supported).')
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Draw.Label('Blender Objects as OBJ:', ui_x+9, ui_y+59, 220, 20)
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@ -736,7 +877,8 @@ def write_ui(filename):
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EXPORT_GROUP_BY_OB = EXPORT_GROUP_BY_OB.val
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EXPORT_GROUP_BY_MAT = EXPORT_GROUP_BY_MAT.val
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EXPORT_KEEP_VERT_ORDER = EXPORT_KEEP_VERT_ORDER.val
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EXPORT_POLYGROUPS = EXPORT_POLYGROUPS.val
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EXPORT_CURVE_AS_NURBS = EXPORT_CURVE_AS_NURBS.val
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base_name, ext = splitExt(filename)
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@ -785,7 +927,8 @@ def write_ui(filename):
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EXPORT_NORMALS_HQ, EXPORT_UV, EXPORT_MTL,\
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EXPORT_COPY_IMAGES, EXPORT_APPLY_MODIFIERS,\
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EXPORT_ROTX90, EXPORT_BLEN_OBS,\
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EXPORT_GROUP_BY_OB, EXPORT_GROUP_BY_MAT, EXPORT_KEEP_VERT_ORDER)
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EXPORT_GROUP_BY_OB, EXPORT_GROUP_BY_MAT, EXPORT_KEEP_VERT_ORDER,\
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EXPORT_POLYGROUPS, EXPORT_CURVE_AS_NURBS)
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Blender.Set('curframe', orig_frame)
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@ -46,20 +46,27 @@
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#define OBJECT_API_PROP_DUPLILIST "dupli_list"
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/* copied from init_render_mesh (render code) */
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Mesh *rna_Object_create_render_mesh(Object *ob, Scene *scene)
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Mesh *rna_Object_create_render_mesh(Object *ob, bContext *C, ReportList *reports)
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{
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CustomDataMask mask = CD_MASK_BAREMESH|CD_MASK_MTFACE|CD_MASK_MCOL;
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DerivedMesh *dm;
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Mesh *me;
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Scene *sce;
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|
||||
sce= CTX_data_scene(C);
|
||||
|
||||
/* TODO: other types */
|
||||
if(ob->type != OB_MESH)
|
||||
if(ob->type != OB_MESH) {
|
||||
BKE_report(reports, RPT_ERROR, "Object should be of type MESH.");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
dm= mesh_create_derived_render(scene, ob, mask);
|
||||
dm= mesh_create_derived_render(sce, ob, mask);
|
||||
|
||||
if(!dm)
|
||||
if(!dm) {
|
||||
/* TODO: report */
|
||||
return NULL;
|
||||
}
|
||||
|
||||
me= add_mesh("tmp_render_mesh");
|
||||
me->id.us--; /* we don't assign it to anything */
|
||||
@ -133,11 +140,10 @@ void RNA_api_object(StructRNA *srna)
|
||||
|
||||
func= RNA_def_function(srna, "create_render_mesh", "rna_Object_create_render_mesh");
|
||||
RNA_def_function_ui_description(func, "Create a Mesh datablock with all modifiers applied.");
|
||||
parm= RNA_def_pointer(func, "scene", "Scene", "", "");
|
||||
RNA_def_property_flag(parm, PROP_REQUIRED);
|
||||
RNA_def_function_flag(func, FUNC_USE_CONTEXT|FUNC_USE_REPORTS);
|
||||
parm= RNA_def_pointer(func, "mesh", "Mesh", "", "Mesh created from object, remove it if it is only used for export.");
|
||||
RNA_def_function_return(func, parm);
|
||||
|
||||
|
||||
func= RNA_def_function(srna, "create_dupli_list", "rna_Object_create_duplilist");
|
||||
RNA_def_function_ui_description(func, "Create a list of dupli objects for this object. When no longer needed, it should be freed with free_dupli_list.");
|
||||
RNA_def_function_flag(func, FUNC_USE_CONTEXT|FUNC_USE_REPORTS);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user