use SPDX header (https://spdx.dev)

corrados · corrados · commit 3bd5745c5573 · 2026-01-13T16:44:57.000+01:00
diff --git a/algorithm/drumtrigger.m b/algorithm/drumtrigger.m
@@ -1,19 +1,5 @@
-%*******************************************************************************
-% Copyright (c) 2020-2026
-% Author(s): Volker Fischer
-%*******************************************************************************
-% This program is free software; you can redistribute it and/or modify it under
-% the terms of the GNU General Public License as published by the Free Software
-% Foundation; either version 2 of the License, or (at your option) any later
-% version.
-% This program is distributed in the hope that it will be useful, but WITHOUT
-% ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-% FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
-% details.
-% You should have received a copy of the GNU General Public License along with
-% this program; if not, write to the Free Software Foundation, Inc.,
-% 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-%*******************************************************************************
+% Copyright (c) 2020-2026 Volker Fischer
+% SPDX-License-Identifier: GPL-2.0-or-later
 
 function drumtrigger
 global pad;
diff --git a/algorithm/edrumulus.m b/algorithm/edrumulus.m
@@ -1,19 +1,5 @@
-%*******************************************************************************
-% Copyright (c) 2020-2026
-% Author(s): Volker Fischer
-%*******************************************************************************
-% This program is free software; you can redistribute it and/or modify it under
-% the terms of the GNU General Public License as published by the Free Software
-% Foundation; either version 2 of the License, or (at your option) any later
-% version.
-% This program is distributed in the hope that it will be useful, but WITHOUT
-% ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-% FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
-% details.
-% You should have received a copy of the GNU General Public License along with
-% this program; if not, write to the Free Software Foundation, Inc.,
-% 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-%*******************************************************************************
+% Copyright (c) 2020-2026 Volker Fischer
+% SPDX-License-Identifier: GPL-2.0-or-later
 
 % reference code for the C++ implementation on the actual hardware
 
diff --git a/algorithm/pos_det.py b/algorithm/pos_det.py
@@ -1,21 +1,7 @@
 #!/usr/bin/env python3
 
-#*******************************************************************************
-# Copyright (c) 2022-2026
-# Author(s): Volker Fischer
-#*******************************************************************************
-# This program is free software; you can redistribute it and/or modify it under
-# the terms of the GNU General Public License as published by the Free Software
-# Foundation; either version 2 of the License, or (at your option) any later
-# version.
-# This program is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
-# details.
-# You should have received a copy of the GNU General Public License along with
-# this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-#*******************************************************************************
+# Copyright (c) 2022-2026 Volker Fischer
+# SPDX-License-Identifier: GPL-2.0-or-later
 
 import numpy as np
 import matplotlib.pyplot as plt
diff --git a/algorithm/signalsandsettings.m b/algorithm/signalsandsettings.m
@@ -1,19 +1,5 @@
-%*******************************************************************************
-% Copyright (c) 2020-2026
-% Author(s): Volker Fischer
-%*******************************************************************************
-% This program is free software; you can redistribute it and/or modify it under
-% the terms of the GNU General Public License as published by the Free Software
-% Foundation; either version 2 of the License, or (at your option) any later
-% version.
-% This program is distributed in the hope that it will be useful, but WITHOUT
-% ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-% FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
-% details.
-% You should have received a copy of the GNU General Public License along with
-% this program; if not, write to the Free Software Foundation, Inc.,
-% 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-%*******************************************************************************
+% Copyright (c) 2020-2026 Volker Fischer
+% SPDX-License-Identifier: GPL-2.0-or-later
 
 function [x, pad] = signalsandsettings(is_called_from_other_function)
 
diff --git a/algorithm/subsample_peak_detection.m b/algorithm/subsample_peak_detection.m
@@ -1,19 +1,5 @@
-%*******************************************************************************
-% Copyright (c) 2020-2026
-% Author(s): Volker Fischer
-%*******************************************************************************
-% This program is free software; you can redistribute it and/or modify it under
-% the terms of the GNU General Public License as published by the Free Software
-% Foundation; either version 2 of the License, or (at your option) any later
-% version.
-% This program is distributed in the hope that it will be useful, but WITHOUT
-% ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-% FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
-% details.
-% You should have received a copy of the GNU General Public License along with
-% this program; if not, write to the Free Software Foundation, Inc.,
-% 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-%*******************************************************************************
+% Copyright (c) 2020-2026 Volker Fischer
+% SPDX-License-Identifier: GPL-2.0-or-later
 
 % testing sub-sample peak detection algorithm
 
diff --git a/common.h b/common.h
@@ -1,19 +1,5 @@
-/******************************************************************************\
- * Copyright (c) 2020-2026
- * Author(s): Volker Fischer
- ******************************************************************************
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option) any later
- * version.
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-\******************************************************************************/
+// Copyright (c) 2020-2026 Volker Fischer
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/edrumulus.cpp b/edrumulus.cpp
@@ -1,19 +1,5 @@
-/******************************************************************************\
- * Copyright (c) 2020-2026
- * Author(s): Volker Fischer
- ******************************************************************************
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option) any later
- * version.
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-\******************************************************************************/
+// Copyright (c) 2020-2026 Volker Fischer
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "edrumulus.h"
 
diff --git a/edrumulus.h b/edrumulus.h
@@ -1,19 +1,5 @@
-/******************************************************************************\
- * Copyright (c) 2020-2026
- * Author(s): Volker Fischer
- ******************************************************************************
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option) any later
- * version.
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-\******************************************************************************/
+// Copyright (c) 2020-2026 Volker Fischer
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/edrumulus.ino b/edrumulus.ino
@@ -1,19 +1,5 @@
-/******************************************************************************\
- * Copyright (c) 2020-2026
- * Author(s): Volker Fischer
- ******************************************************************************
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option) any later
- * version.
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-\******************************************************************************/
+// Copyright (c) 2020-2026 Volker Fischer
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #define USE_MIDI
 
diff --git a/hardware.cpp b/hardware.cpp
@@ -1,19 +1,5 @@
-/******************************************************************************\
- * Copyright (c) 2020-2026
- * Author(s): Volker Fischer
- ******************************************************************************
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option) any later
- * version.
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-\******************************************************************************/
+// Copyright (c) 2020-2026 Volker Fischer
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "hardware.h"
 
diff --git a/hardware.h b/hardware.h
@@ -1,19 +1,5 @@
-/******************************************************************************\
- * Copyright (c) 2020-2026
- * Author(s): Volker Fischer
- ******************************************************************************
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option) any later
- * version.
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-\******************************************************************************/
+// Copyright (c) 2020-2026 Volker Fischer
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/pad.cpp b/pad.cpp
@@ -1,19 +1,5 @@
-/******************************************************************************\
- * Copyright (c) 2020-2026
- * Author(s): Volker Fischer
- ******************************************************************************
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option) any later
- * version.
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-\******************************************************************************/
+// Copyright (c) 2020-2026 Volker Fischer
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "pad.h"
 
diff --git a/pad.h b/pad.h
@@ -1,19 +1,5 @@
-/******************************************************************************\
- * Copyright (c) 2020-2026
- * Author(s): Volker Fischer
- ******************************************************************************
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option) any later
- * version.
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-\******************************************************************************/
+// Copyright (c) 2020-2026 Volker Fischer
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/parameters.cpp b/parameters.cpp
@@ -1,19 +1,5 @@
-/******************************************************************************\
- * Copyright (c) 2020-2026
- * Author(s): Volker Fischer
- ******************************************************************************
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option) any later
- * version.
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-\******************************************************************************/
+// Copyright (c) 2020-2026 Volker Fischer
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "edrumulus.h"
 
diff --git a/signalprocessing.cpp b/signalprocessing.cpp
@@ -1,19 +1,5 @@
-/******************************************************************************\
- * Copyright (c) 2020-2026
- * Author(s): Volker Fischer
- ******************************************************************************
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option) any later
- * version.
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-\******************************************************************************/
+// Copyright (c) 2020-2026 Volker Fischer
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "common.h"
 #include "pad.h"
diff --git a/teensy_name.c b/teensy_name.c
@@ -1,19 +1,5 @@
-/******************************************************************************\
- * Copyright (c) 2020-2026
- * Author(s): Volker Fischer
- ******************************************************************************
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option) any later
- * version.
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-\******************************************************************************/
+// Copyright (c) 2020-2026 Volker Fischer
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #ifdef TEENSYDUINO
 
diff --git a/tools/create_drumgizmo_kit.py b/tools/create_drumgizmo_kit.py
@@ -1,21 +1,7 @@
 #!/usr/bin/env python3
 
-#*******************************************************************************
-# Copyright (c) 2022-2026
-# Author(s): Volker Fischer
-#*******************************************************************************
-# This program is free software; you can redistribute it and/or modify it under
-# the terms of the GNU General Public License as published by the Free Software
-# Foundation; either version 2 of the License, or (at your option) any later
-# version.
-# This program is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
-# details.
-# You should have received a copy of the GNU General Public License along with
-# this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
-#*******************************************************************************
+# Copyright (c) 2022-2026 Volker Fischer
+# SPDX-License-Identifier: GPL-2.0-or-later
 
 import os
 import gc
diff --git a/tools/edrumulus_gui.py b/tools/edrumulus_gui.py
diff --git a/tools/misc/adc_spike_cancellation.m b/tools/misc/adc_spike_cancellation.m
diff --git a/tools/misc/analyze_midi.py b/tools/misc/analyze_midi.py
diff --git a/tools/misc/capture_samples/capture_samples.ino b/tools/misc/capture_samples/capture_samples.ino
diff --git a/tools/misc/capture_samples/capture_samples.m b/tools/misc/capture_samples/capture_samples.m
diff --git a/tools/misc/convert_drumgizmo_kit.py b/tools/misc/convert_drumgizmo_kit.py
diff --git a/tools/mixdown_kits.m b/tools/mixdown_kits.m
