63 lines
2.0 KiB
C
63 lines
2.0 KiB
C
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/****************************************************************************
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* apps/examples/fmsynth/music_scale.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __APPS_EXAMPLES_FMSYNTH_UTILS_MUSIC_SCALE_H
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#define __APPS_EXAMPLES_FMSYNTH_UTILS_MUSIC_SCALE_H
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/****************************************************************************
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* Pre-processor definisions
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****************************************************************************/
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#define MUSIC_SCALE_C (0)
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#define MUSIC_SCALE_CS (1)
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#define MUSIC_SCALE_D (2)
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#define MUSIC_SCALE_DS (3)
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#define MUSIC_SCALE_E (4)
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#define MUSIC_SCALE_F (5)
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#define MUSIC_SCALE_FS (6)
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#define MUSIC_SCALE_G (7)
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#define MUSIC_SCALE_GS (8)
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#define MUSIC_SCALE_A (9)
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#define MUSIC_SCALE_AS (10)
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#define MUSIC_SCALE_B (11)
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#define OCTAVE(n, s) ((s) + ((n) * 12))
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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EXTERN const float musical_scale[];
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __APPS_EXAMPLES_FMSYNTH_UTILS_MUSIC_SCALE_H */
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