Exemple #1
0
def writeURDFGeometry(output, element, filepath):
    """This functions writes the URDF geometry for a given element at the end of a given String.

    :param output: The String to append the URDF output string on.
    :type output: str
    :param element: A certain element to parse into URDF.
    :type element: dict
    :return: str -- The extended String

    """
    geometry = element['geometry']
    try:
        output.append(indent * 4 + '<geometry>\n')
        if geometry['type'] == 'box':
            output.append(
                xmlline(5, 'box', ['size'], [l2str(geometry['size'])]))
        elif geometry['type'] == "cylinder":
            output.append(
                xmlline(5, 'cylinder', ['radius', 'length'],
                        [geometry['radius'], geometry['length']]))
        elif geometry['type'] == "sphere":
            output.append(
                xmlline(5, 'sphere', ['radius'], [geometry['radius']]))
        elif geometry['type'] == 'mesh':
            # FIXME: the following will crash if unstructured export is used
            log(
                "writeURDFGeometry: " + filepath + ' ' +
                ioUtils.getOutputMeshpath(path.dirname(filepath)), "DEBUG")
            meshpath = ioUtils.getOutputMeshpath(path.dirname(filepath))
            output.append(
                xmlline(5, 'mesh', ['filename', 'scale'], [
                    path.join(
                        path.relpath(meshpath,
                                     filepath), geometry['filename'] + '.' +
                        ioUtils.getOutputMeshtype()),
                    l2str(geometry['scale'])
                ]))
        elif geometry['type'] == 'capsule':
            # FIXME: real capsules here!
            output.append(
                xmlline(5, 'cylinder', ['radius', 'length'],
                        [geometry['radius'], geometry['length']]))
        else:
            raise TypeError("Unknown geometry type")
        output.append(indent * 4 + '</geometry>\n')
    except (KeyError, TypeError) as err:
        log(
            "Misdefined geometry in element " + element['name'] + " " +
            str(err), "ERROR")
Exemple #2
0
def writeURDFGeometry(output, element, filepath):
    """This functions writes the URDF geometry for a given element at the end of a given String.

    Args:
      output(str): The String to append the URDF output string on.
      element(dict): A certain element to parse into URDF.
      filepath: 

    Returns:
      : str -- The extended String

    """
    geometry = element['geometry']
    try:
        output.append(indent * 4 + '<geometry>\n')
        if geometry['type'] == 'box':
            output.append(
                xmlline(5, 'box', ['size'], [l2str(geometry['size'])]))
        elif geometry['type'] == "cylinder":
            output.append(
                xmlline(5, 'cylinder', ['radius', 'length'],
                        [geometry['radius'], geometry['length']]))
        elif geometry['type'] == "sphere":
            output.append(
                xmlline(5, 'sphere', ['radius'], [geometry['radius']]))
        elif geometry['type'] == 'mesh':
            meshpath = ioUtils.getOutputMeshpath(
                path.dirname(filepath), None, None
            ) + geometry['filename'] + '.' + ioUtils.getOutputMeshtype()
            if not "package://" in meshpath:
                meshpath = path.relpath(meshpath, filepath)
            output.append(
                xmlline(
                    5,
                    'mesh',
                    ['filename', 'scale'],
                    [
                        meshpath,
                        l2str(geometry['scale']),
                    ],
                ))
        else:
            raise TypeError("Unknown geometry type")
        output.append(indent * 4 + '</geometry>\n')
    except (KeyError, TypeError) as err:
        log(
            "Misdefined geometry in element " + element['name'] + " " +
            str(err), "ERROR")
Exemple #3
0
def writeURDFGeometry(output, element, filepath):
    """This functions writes the URDF geometry for a given element at the end of a given String.

    Args:
      output(str): The String to append the URDF output string on.
      element(dict): A certain element to parse into URDF.
      filepath: 

    Returns:
      : str -- The extended String

    """
    geometry = element['geometry']
    try:
        output.append(indent * 4 + '<geometry>\n')
        if geometry['type'] == 'box':
            output.append(xmlline(5, 'box', ['size'], [l2str(geometry['size'])]))
        elif geometry['type'] == "cylinder":
            output.append(
                xmlline(
                    5, 'cylinder', ['radius', 'length'], [geometry['radius'], geometry['length']]
                )
            )
        elif geometry['type'] == "sphere":
            output.append(xmlline(5, 'sphere', ['radius'], [geometry['radius']]))
        elif geometry['type'] == 'mesh':
            meshpath = ioUtils.getOutputMeshpath(path.dirname(filepath))
            output.append(
                xmlline(
                    5,
                    'mesh',
                    ['filename', 'scale'],
                    [
                        path.join(
                            path.relpath(meshpath, filepath),
                            geometry['filename'] + '.' + ioUtils.getOutputMeshtype(),
                        ),
                        l2str(geometry['scale']),
                    ],
                )
            )
        else:
            raise TypeError("Unknown geometry type")
        output.append(indent * 4 + '</geometry>\n')
    except (KeyError, TypeError) as err:
        log("Misdefined geometry in element " + element['name'] + " " + str(err), "ERROR")
Exemple #4
0
def exportModel(root, export_path, entitytypes=None, model=None):
    # derive model
    model = models.buildModelDictionary(root)
    if not model:
        model = models.buildModelDictionary(root)

    # export model in selected formats
    if entitytypes is None:
        entitytypes = entities.entity_types
    for entitytype in entitytypes:
        typename = "export_entity_" + entitytype
        # check if format exists and should be exported
        if not getattr(bpy.data.worlds[0], typename, False):
            continue
        # format exists and is exported:
        if ioUtils.getExpSettings().structureExport:
            model_path = os.path.join(export_path, entitytype)
        else:
            model_path = export_path
        securepath(model_path)
        try:
            entities.entity_types[entitytype]['export'](model, model_path)
            log(
                "Export model: " + model['name'] + ' as ' + entitytype +
                " to " + model_path, "DEBUG")
        except KeyError:
            log(
                "No export function available for selected model type: " +
                entitytype, "ERROR")
            continue

    # TODO: Move mesh export to individual formats? This is practically SMURF
    # export meshes in selected formats
    i = 1
    mt = len([
        m for m in meshes.mesh_types
        if getattr(bpy.data.worlds[0], "export_mesh_" + m)
    ])
    mc = len(model['meshes'])
    n = mt * mc
    for meshtype in meshes.mesh_types:
        mesh_path = ioUtils.getOutputMeshpath(export_path, meshtype)
        try:
            typename = "export_mesh_" + meshtype
            if getattr(bpy.data.worlds[0], typename):
                securepath(mesh_path)
                for meshname in model['meshes']:
                    meshes.mesh_types[meshtype]['export'](
                        model['meshes'][meshname], mesh_path)
                    display.setProgress(
                        i / n,
                        'Exporting ' + meshname + '.' + meshtype + '...')
                    i += 1
        except KeyError:
            log(
                "No export function available for selected mesh function: " +
                meshtype, "ERROR")
            print(sys.exc_info()[0])
    display.setProgress(0)

    # TODO: Move texture export to individual formats? This is practically SMURF
    # TODO: Also, this does not properly take care of textures embedded in a .blend file
    # export textures
    if ioUtils.getExpSettings().exportTextures:
        for materialname in model['materials']:
            mat = model['materials'][materialname]
            for texturetype in [
                    'diffuseTexture', 'normalTexture', 'displacementTexture'
            ]:
                if texturetype in mat:
                    sourcepath = os.path.join(
                        os.path.expanduser(bpy.path.abspath('//')),
                        mat[texturetype])
                    if os.path.isfile(sourcepath):
                        texture_path = securepath(
                            os.path.join(export_path, 'textures'))
                        log("Exporting textures to " + texture_path, "INFO")
                        try:
                            shutil.copy(
                                sourcepath,
                                os.path.join(
                                    texture_path,
                                    os.path.basename(mat[texturetype])))
                        except shutil.SameFileError:
                            log("{} already in place".format(texturetype),
                                "INFO")