diff options
Diffstat (limited to 'io_export_dxf/primitive_exporters/base_exporter.py')
| -rw-r--r-- | io_export_dxf/primitive_exporters/base_exporter.py | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/io_export_dxf/primitive_exporters/base_exporter.py b/io_export_dxf/primitive_exporters/base_exporter.py index b85dc127..2542a1c0 100644 --- a/io_export_dxf/primitive_exporters/base_exporter.py +++ b/io_export_dxf/primitive_exporters/base_exporter.py @@ -1,14 +1,14 @@ import mathutils class BasePrimitiveDXFExporter(object): - + INSTANCES = False PROJECTION = False HIDDEN_LINES = False - + def __init__(self, settings): self._settings = settings - + def projected_co(self, verts, matrix): """ converts coordinates of points from OCS to WCS->ScreenCS needs matrix: a projection matrix @@ -18,11 +18,11 @@ class BasePrimitiveDXFExporter(object): #print 'deb:projected_co() verts=', verts #--------- temp_verts = [matrix*mathutils.Vector(v) for v in verts] #print 'deb:projected_co() temp_verts=', temp_verts #--------- - + # if GUI_A['Z_force_on'].val: locZ = GUI_A['Z_elev'].val # else:locZ = 0.0 locZ = 0.0 - + if self.PROJECTION: if self.PERSPECTIVE: clipStart = 10.0 @@ -36,7 +36,7 @@ class BasePrimitiveDXFExporter(object): temp_verts = [v[:3] for v in temp_verts] #print 'deb:projected_co() out_verts=', temp_verts #--------- return temp_verts - + def isLeftHand(self, matrix): #Is the matrix a left-hand-system, or not? ma = matrix.to_euler().to_matrix() @@ -44,7 +44,7 @@ class BasePrimitiveDXFExporter(object): check = self.M_DotVecs(ma[2], crossXY) if check < 0.00001: return 1 return 0 - + #----------------------------------------------------- def hidden_status(self, faces, mx, mx_n): # sort out back-faces = with normals pointed away from camera @@ -63,8 +63,8 @@ class BasePrimitiveDXFExporter(object): #print 'deb:2vec_normal=', vec_normal #------------------ #vec_normal *= mw0.rotationPart() #print 'deb:3vec_normal=', vec_normal, '\n' #------------------ - - + + frontFace = False if not self.PERSPECTIVE: #for ortho mode ---------- # normal must point the Z direction-hemisphere @@ -75,14 +75,14 @@ class BasePrimitiveDXFExporter(object): vert = mathutils.Vector(v.co) * mx if mathutils.DotVecs(vert, vec_normal) < 0.00001: frontFace = True - + if frontFace: front_faces.append(f.index) for key in f.edge_keys: #this test can be done faster with set() if key not in front_edges: front_edges.append(key) - + #print 'deb: amount of visible faces=', len(front_faces) #--------- #print 'deb: visible faces=', front_faces #--------- #print 'deb: amount of visible edges=', len(front_edges) #--------- @@ -100,7 +100,7 @@ class BasePrimitiveDXFExporter(object): # p[1] += G_ORIGIN[1] # p[2] += G_ORIGIN[2] return points - + #---- migration to 2.49------------------------------------------------- #Draw.PupMenu('DXF exporter: Abort%t|This script version works for Blender up 2.49 only!') @@ -109,12 +109,12 @@ class BasePrimitiveDXFExporter(object): return v1.cross(v2) #for up2.49 else: return mathutils.CrossVecs(v1,v2) #for pre2.49 - + def M_DotVecs(self, v1,v2): if 'cross' in dir(mathutils.Vector()): return v1.dot(v2) #for up2.49 else: - return mathutils.DotVecs(v1,v2) #for pre2.49 + return mathutils.DotVecs(v1,v2) #for pre2.49 #----------------------------------------------------- def getExtrusion(self, matrix): @@ -134,18 +134,18 @@ class BasePrimitiveDXFExporter(object): #print 'deb:\n' #------------- #print 'deb:getExtrusion() Extrusion=', Extrusion #--------- return Extrusion, AXaxis.normalize() - + #----------------------------------------------------- # def getZRotation(AXaxis, rot_matrix_invert): # """calculates ZRotation = angle between ArbitraryXvector and obj.matrix.Xaxis -# +# # """ # # this works: Xaxis is the obj.matrix-Xaxis vector # # but not correct for all orientations # #Xaxis = matrix[0].copy().resize3D() # = ArbitraryXvector # ##Xaxis.normalize() # = ArbitraryXvector # #ZRotation = - mathutils.AngleBetweenVecs(Xaxis,AXaxis) #output in radians -# +# # # this works for all orientations, maybe a bit faster # # transform AXaxis into OCS:Object-Coord-System # #rot_matrix = normalizeMat(matrix.rotationPart()) @@ -155,11 +155,11 @@ class BasePrimitiveDXFExporter(object): # ##vec.normalize() # not needed for atan2() # #print '\ndeb:getExtrusion() vec=', vec #--------- # ZRotation = - atan2(vec[1],vec[0]) #output in radians -# +# # #print 'deb:ZRotation() ZRotation=', ZRotation*r2d #--------- # return ZRotation -# -# +# +# # #----------------------------------------------------- # def getTargetOrientation(mx,Extrusion,AXaxis,WCS_loc,sizeX,sizeY,sizeZ,rotX,rotY,rotZ): # """given @@ -175,11 +175,11 @@ class BasePrimitiveDXFExporter(object): # else: #TODO: to check, why below rot_matrix_invert is not equal above one # rot_euler_matrix = euler2matrix(rotX,rotY,rotZ) # rot_matrix_invert = euler2matrix(-rotX,-rotY,-rotZ) -# +# # # OCS_origin is Global_Origin in ObjectCoordSystem # OCS_origin = mathutils.Vector(WCS_loc) * rot_matrix_invert # #print 'deb: OCS_origin=', OCS_origin #--------- -# +# # ZRotation = rotZ # if Extrusion!=None: # ZRotation = getZRotation(AXaxis,rot_matrix_invert) @@ -187,7 +187,7 @@ class BasePrimitiveDXFExporter(object): # rs, rc = sin(ZRotation), cos(ZRotation) # Zrotmatrix = mathutils.Matrix([rc, rs,0.0],[-rs,rc,0.0],[0.0,0.0,1.0]) # #print 'deb: Zrotmatrix=\n', Zrotmatrix #-------------- -# +# # # ECS_origin is Global_Origin in EntityCoordSystem # ECS_origin = OCS_origin * Zrotmatrix # #print 'deb: ECS_origin=', ECS_origin #--------- |