def import_connector(do_accept): # initialize connection remote = mmRemote(); remote.connect(); # find center of current selection, and then shoot ray from below this point, straight upwards, and # hope that it hits outer shell centroid = mm.get_face_selection_centroid(remote) sel_ctr = centroid (bFound, selFrame) = mm.find_ray_hit(remote, mm.addv3(sel_ctr, (0,-10,0)), (0,1,0) ) # exit out of selection tool mm.clear_face_selection(remote) # import part we want to position at selection cwd = os.getcwd() socketPath = os.path.join(cwd,'socket','socket.obj') new_objs = mm.append_objects_from_file(remote, socketPath); # rename part mm.set_object_name(remote, new_objs[0], ConnectorName() ) # select new part mm.select_objects(remote, new_objs) # get bbox of part, so that we can put origin at bottom of cylinder if desired (assume file authored that way) (min,max) = mm.get_selected_bounding_box(remote) partTop = ( (min[0]+max[0])/2, max[1], (min[2]+max[2])/2 ) partCenter = ( (min[0]+max[0])/2, (min[1]+max[1])/2, (min[2]+max[2])/2 ) partH = max[1]-min[1] # RMS HACK BECAUSE OF UNITS STUPID plane_cut_setback = partH * 0.5 # start transform tool mm.begin_tool(remote, "transform") cur_origin = mm.get_toolparam(remote, "origin") dy = 0.5*partH # [RMS] currently assuming that leg is oriented wrt axis, so we keep connector vertical # compute and apply rotation #rotation = mm.make_matrix_from_axes(selFrame.x, mm.negv3(selFrame.z), selFrame.y ) #mm.set_toolparam(remote, "rotation", rotation ) # translate origin of part to frame origin translate = mm.subv3( selFrame.origin, cur_origin ) # shift along frame Z to place bottom of part on surface (ie at frame origin) translate = mm.addv3( translate, mm.mulv3s( selFrame.z, dy ) ) mm.set_toolparam(remote, "translation", translate ) # accept xform if do_accept: mm.accept_tool(remote) remote.shutdown()
def import_connector(do_accept,connectorName): # initialize connection remote = mmRemote(); remote.connect(); setConnectorPath(connectorName) # find center of current selection, and then shoot ray from below this point, straight upwards, and # hope that it hits outer shell centroid = mm.get_face_selection_centroid(remote) sel_ctr = centroid (bFound, selFrame) = mm.find_ray_hit(remote, mm.addv3(sel_ctr, (0,-10,0)), (0,1,0) ) # exit out of selection tool mm.clear_face_selection(remote) # import part we want to position at selection cwd = os.getcwd() socketPath = os.path.join(cwd,'socket',connectorName) new_objs = mm.append_objects_from_file(remote, socketPath); # rename part mm.set_object_name(remote, new_objs[0], ConnectorName() ) # select new part mm.select_objects(remote, new_objs) # get bbox of part, so that we can put origin at bottom of cylinder if desired (assume file authored that way) (min,max) = mm.get_selected_bounding_box(remote) partTop = ( (min[0]+max[0])/2, max[1], (min[2]+max[2])/2 ) partCenter = ( (min[0]+max[0])/2, (min[1]+max[1])/2, (min[2]+max[2])/2 ) partH = max[1]-min[1] # RMS HACK BECAUSE OF UNITS STUPID plane_cut_setback = partH * 0.5 # start transform tool mm.begin_tool(remote, "transform") cur_origin = mm.get_toolparam(remote, "origin") dy = 0.5*partH # [RMS] currently assuming that leg is oriented wrt axis, so we keep connector vertical # compute and apply rotation #rotation = mm.make_matrix_from_axes(selFrame.x, mm.negv3(selFrame.z), selFrame.y ) #mm.set_toolparam(remote, "rotation", rotation ) # translate origin of part to frame origin translate = mm.subv3( selFrame.origin, cur_origin ) # shift along frame Z to place bottom of part on surface (ie at frame origin) translate = mm.addv3( translate, mm.mulv3s( selFrame.z, dy ) ) mm.set_toolparam(remote, "translation", translate ) # accept xform if do_accept: mm.accept_tool(remote) remote.shutdown()
print "scene bbox min: ", fMin print "scene bbox max: ", fMax # convert to world-space (ie current units) fMinW = mm.to_world(r, fMin) fMaxW = mm.to_world(r, fMax) print "world bbox min: ", fMinW print "world bbox max: ", fMaxW print "one world unit in scene dimensions: ", mm.to_scene(r, 1.0) print "\n" # construct a ray from far-away-pt through center of bbox, along +Z axis center = lerpv3(fMin, fMax, 0.5) diag = subv3(fMax, fMin) ray_dir = (0.0,0.0,1.0) ray_origin = subv3(center, mulv3s(ray_dir, 25.0*max(diag))) # hit-test ray against object (bHit, hitFrame) = mm.find_ray_hit(r, ray_origin, ray_dir) print "hit: ", bHit, " world pos: ", hitFrame.origin; # find nearest point on sfc to (-2,0,0) (bFound, nearFrame) = mm.find_nearest(r, (-2,0,0) ) print "found: ", bFound, " world pos: ", mm.toW(r, nearFrame.origin); #done! r.shutdown()