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Python.cc
1
2/*===========================================================================*\
3* *
4* OpenFlipper *
5 * Copyright (c) 2001-2015, RWTH-Aachen University *
6 * Department of Computer Graphics and Multimedia *
7 * All rights reserved. *
8 * www.openflipper.org *
9 * *
10 *---------------------------------------------------------------------------*
11 * This file is part of OpenFlipper. *
12 *---------------------------------------------------------------------------*
13 * *
14 * Redistribution and use in source and binary forms, with or without *
15 * modification, are permitted provided that the following conditions *
16 * are met: *
17 * *
18 * 1. Redistributions of source code must retain the above copyright notice, *
19 * this list of conditions and the following disclaimer. *
20 * *
21 * 2. Redistributions in binary form must reproduce the above copyright *
22 * notice, this list of conditions and the following disclaimer in the *
23 * documentation and/or other materials provided with the distribution. *
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25 * 3. Neither the name of the copyright holder nor the names of its *
26 * contributors may be used to endorse or promote products derived from *
27 * this software without specific prior written permission. *
28 * *
29 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
30 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
31 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
32 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
33 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
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40* *
41\*===========================================================================*/
42
43#include <pybind11/pybind11.h>
44#include <pybind11/embed.h>
45
46
47#include <DecimaterPlugin.hh>
48
49#include <OpenFlipper/BasePlugin/PythonFunctions.hh>
50#include <OpenFlipper/PythonInterpreter/PythonTypeConversions.hh>
51
52namespace py = pybind11;
53
54
55
56PYBIND11_EMBEDDED_MODULE(Decimater, m) {
57
58 QObject* pluginPointer = getPluginPointer("Decimater");
59
60 if (!pluginPointer) {
61 std::cerr << "Error Getting plugin pointer for Plugin-Decimater" << std::endl;
62 return;
63 }
64
65 DecimaterPlugin* plugin = qobject_cast<DecimaterPlugin*>(pluginPointer);
66
67 if (!plugin) {
68 std::cerr << "Error converting plugin pointer for Plugin-Decimater" << std::endl;
69 return;
70 }
71
72 // Export our core. Make sure that the c++ worlds core object is not deleted if
73 // the python side gets deleted!!
74 py::class_< DecimaterPlugin,std::unique_ptr<DecimaterPlugin, py::nodelete> > decimater(m, "Decimater");
75
76 // On the c++ side we will just return the existing core instance
77 // and prevent the system to recreate a new core as we need
78 // to work on the existing one.
79 decimater.def(py::init([plugin]() { return plugin; }));
80
81
82 decimater.def("decimate", static_cast<void (DecimaterPlugin::*) (int,QString)>(&DecimaterPlugin::decimate),
83 QCoreApplication::translate("PythonDocDecimater","Decimate a mesh. You can use the following parameters:\n\n\
84decimater_type [0 (Incremental), 1 (MC), 2 (Mixed)] \n\
85random_samples [For MC/Mixed] \n\
86incremental_percentage [For Mixed] \n\
87decimation_order [0 (by distance), 1 (by normal deviation), 2 (by edge length)] \n\
88distance \n\
89edge_length \n\
90normal_deviation \n\
91roundness \n\
92aspect_ratio,independent_sets \n\
93vertices \n\
94triangles \n\
95selection_only\n\
96\n\
97\n\
98Example call: \n\
99decimater.decimate(5,\"random_samples=2;decimater_type=2;distance=0.0000001;decimation_order=0\") " ).toLatin1().data(),
100 py::arg(QCoreApplication::translate("PythonDocDecimater","ID of the object").toLatin1().data()),
101 py::arg(QCoreApplication::translate("PythonDocDecimater","List of Decimation parameters as a list separated by ';'").toLatin1().data()) );
102}
103
void decimate(int _objID, QVariantMap _constraints)
decimate an object