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Viewing changes to source/blender/freestyle/intern/system/PythonInterpreter.h

  • Committer: Package Import Robot
  • Author(s): Matteo F. Vescovi
  • Date: 2013-08-14 10:43:49 UTC
  • mfrom: (14.2.19 sid)
  • Revision ID: package-import@ubuntu.com-20130814104349-t1d5mtwkphp12dyj
Tags: 2.68a-3
* Upload to unstable
* debian/: python3.3 Depends simplified
  - debian/control: python3.3 Depends dropped
    for blender-data package
  - 0001-blender_thumbnailer.patch refreshed
* debian/control: libavcodec b-dep versioning dropped

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source/blender/freestyle/intern/system/PythonInterpreter.h
 
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/*
 
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 * ***** BEGIN GPL LICENSE BLOCK *****
 
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 *
 
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 * This program is free software; you can redistribute it and/or
 
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 * modify it under the terms of the GNU General Public License
 
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 * as published by the Free Software Foundation; either version 2
 
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 * of the License, or (at your option) any later version.
 
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 *
 
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 * This program is distributed in the hope that it will be useful,
 
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 * GNU General Public License for more details.
 
13
 *
 
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 * You should have received a copy of the GNU General Public License
 
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 * along with this program; if not, write to the Free Software Foundation,
 
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 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 
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 *
 
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 * ***** END GPL LICENSE BLOCK *****
 
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 */
 
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#ifndef __FREESTYLE_PYTHON_INTERPRETER_H__
 
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#define __FREESTYLE_PYTHON_INTERPRETER_H__
 
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/** \file blender/freestyle/intern/system/PythonInterpreter.h
 
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 *  \ingroup freestyle
 
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 *  \brief Python Interpreter
 
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 *  \author Emmanuel Turquin
 
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 *  \date 17/04/2003
 
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 */
 
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#include <iostream>
 
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#include <Python.h>
 
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#include "StringUtils.h"
 
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#include "Interpreter.h"
 
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//soc
 
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extern "C" {
 
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#include "MEM_guardedalloc.h"
 
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#include "DNA_text_types.h"
 
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#include "BKE_context.h"
 
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#include "BKE_global.h"
 
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#include "BKE_library.h"
 
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#include "BKE_main.h"
 
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#include "BKE_report.h"
 
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#include "BKE_text.h"
 
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#include "BPY_extern.h"
 
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}
 
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namespace Freestyle {
 
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class LIB_SYSTEM_EXPORT PythonInterpreter : public Interpreter
 
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{
 
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public:
 
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        PythonInterpreter()
 
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        {
 
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                _language = "Python";
 
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                _context = 0;
 
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                memset(&_freestyle_bmain, 0, sizeof(Main));
 
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                //Py_Initialize();
 
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        }
 
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        virtual ~PythonInterpreter()
 
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        {
 
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                //Py_Finalize();
 
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        }
 
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        void setContext(bContext *C)
 
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        {
 
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                _context = C;
 
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        }
 
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        int interpretFile(const string& filename)
 
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        {
 
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                initPath();
 
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                ReportList *reports = CTX_wm_reports(_context);
 
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                BKE_reports_clear(reports);
 
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                char *fn = const_cast<char*>(filename.c_str());
 
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#if 0
 
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                int status = BPY_filepath_exec(_context, fn, reports);
 
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#else
 
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                int status;
 
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                Text *text = BKE_text_load(&_freestyle_bmain, fn, G.main->name);
 
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                if (text) {
 
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                        status = BPY_text_exec(_context, text, reports, false);
 
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                        BKE_text_unlink(&_freestyle_bmain, text);
 
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                        BKE_libblock_free(&_freestyle_bmain.text, text);
 
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                }
 
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                else {
 
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                        BKE_reportf(reports, RPT_ERROR, "Cannot open file: %s", fn);
 
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                        status = 0;
 
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                }
 
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#endif
 
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                if (status != 1) {
 
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                        cerr << "\nError executing Python script from PythonInterpreter::interpretFile" << endl;
 
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                        cerr << "File: " << fn << endl;
 
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                        cerr << "Errors: " << endl;
 
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                        BKE_reports_print(reports, RPT_ERROR);
 
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                        return 1;
 
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                }
 
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                // cleaning up
 
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                BKE_reports_clear(reports);
 
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                return 0;
 
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        }
 
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        int interpretText(struct Text *text, const string& name)
 
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        {
 
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                initPath();
 
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                ReportList *reports = CTX_wm_reports(_context);
 
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                BKE_reports_clear(reports);
 
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                if (!BPY_text_exec(_context, text, reports, false)) {
 
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                        cerr << "\nError executing Python script from PythonInterpreter::interpretText" << endl;
 
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                        cerr << "Name: " << name << endl;
 
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                        cerr << "Errors: " << endl;
 
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                        BKE_reports_print(reports, RPT_ERROR);
 
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                        return 1;
 
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                }
 
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                BKE_reports_clear(reports);
 
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                return 0;
 
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        }
 
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        struct Options
 
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        {
 
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                static void setPythonPath(const string& path)
 
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                {
 
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                        _path = path;
 
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                }
 
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                static string getPythonPath()
 
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                {
 
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                        return _path;
 
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                }
 
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        };
 
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        void reset()
 
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        {
 
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                Py_Finalize();
 
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                Py_Initialize();
 
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                _initialized = false;
 
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        }
 
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private:
 
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        bContext *_context;
 
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        Main _freestyle_bmain;
 
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        void initPath()
 
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        {
 
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                if (_initialized)
 
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                        return;
 
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                vector<string> pathnames;
 
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                StringUtils::getPathName(_path, "", pathnames);
 
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                struct Text *text = BKE_text_add(&_freestyle_bmain, "tmp_freestyle_initpath.txt");
 
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                string cmd = "import sys\n";
 
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                txt_insert_buf(text, const_cast<char*>(cmd.c_str()));
 
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                for (vector<string>::const_iterator it = pathnames.begin(); it != pathnames.end(); ++it) {
 
171
                        if (!it->empty()) {
 
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                                if (G.debug & G_DEBUG_FREESTYLE) {
 
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                                        cout << "Adding Python path: " << *it << endl;
 
174
                                }
 
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                                cmd = "sys.path.append(r\"" + *it + "\")\n";
 
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                                txt_insert_buf(text, const_cast<char *>(cmd.c_str()));
 
177
                        }
 
178
                }
 
179
 
 
180
                BPY_text_exec(_context, text, NULL, false);
 
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                // cleaning up
 
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                BKE_text_unlink(&_freestyle_bmain, text);
 
184
                BKE_libblock_free(&_freestyle_bmain.text, text);
 
185
 
 
186
                _initialized = true;
 
187
        }
 
188
 
 
189
        static bool _initialized;
 
190
        static string _path;
 
191
};
 
192
 
 
193
} /* namespace Freestyle */
 
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#endif // __FREESTYLE_PYTHON_INTERPRETER_H__