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authorStephan Bösebeck <[email protected]>2016-04-17 22:17:40 +0200
committerStephan Bösebeck <[email protected]>2016-04-17 22:17:40 +0200
commit7c3345f9b9aeb44306d2fe5b640f3ee95868efeb (patch)
tree874de8f8254513978d2c001b63b6a81c514f7706 /quantum/audio.h
parent38a1d830faa138f6a7e094b3eda33dc528112ec7 (diff)
parenta67d425f4d5278595e7ab785a0f246b83fb1a09f (diff)
downloadqmk_firmware-7c3345f9b9aeb44306d2fe5b640f3ee95868efeb.tar.gz
qmk_firmware-7c3345f9b9aeb44306d2fe5b640f3ee95868efeb.zip
Merge branch 'master' of https://github.com/jackhumbert/qmk_firmware
Diffstat (limited to 'quantum/audio.h')
-rw-r--r--quantum/audio.h26
1 files changed, 23 insertions, 3 deletions
diff --git a/quantum/audio.h b/quantum/audio.h
index 58270015df..e1bc23ffed 100644
--- a/quantum/audio.h
+++ b/quantum/audio.h
@@ -2,6 +2,10 @@
#include <stdbool.h>
#include <avr/io.h>
#include <util/delay.h>
+#include "musical_notes.h"
+
+#ifndef AUDIO_H
+#define AUDIO_H
typedef union {
uint8_t raw;
@@ -18,6 +22,22 @@ void audio_off(void);
void play_sample(uint8_t * s, uint16_t l, bool r);
void play_note(double freq, int vol);
void stop_note(double freq);
-void stop_all_notes();
-void init_notes();
-void play_notes(float (*np)[][2], uint8_t n_length, bool n_repeat);
+void stop_all_notes(void);
+void init_notes(void);
+void play_notes(float (*np)[][2], uint8_t n_length, bool n_repeat, float n_rest);
+
+
+#define SCALE (int []){ 0 + (12*0), 2 + (12*0), 4 + (12*0), 5 + (12*0), 7 + (12*0), 9 + (12*0), 11 + (12*0), \
+ 0 + (12*1), 2 + (12*1), 4 + (12*1), 5 + (12*1), 7 + (12*1), 9 + (12*1), 11 + (12*1), \
+ 0 + (12*2), 2 + (12*2), 4 + (12*2), 5 + (12*2), 7 + (12*2), 9 + (12*2), 11 + (12*2), \
+ 0 + (12*3), 2 + (12*3), 4 + (12*3), 5 + (12*3), 7 + (12*3), 9 + (12*3), 11 + (12*3), \
+ 0 + (12*4), 2 + (12*4), 4 + (12*4), 5 + (12*4), 7 + (12*4), 9 + (12*4), 11 + (12*4), }
+
+// These macros are used to allow play_notes to play an array of indeterminate
+// length. This works around the limitation of C's sizeof operation on pointers.
+// The global float array for the song must be used here.
+#define NOTE_ARRAY_SIZE(x) ((int)(sizeof(x) / (sizeof(x[0]))))
+#define PLAY_NOTE_ARRAY(note_array, note_repeat, note_rest_style) play_notes(&note_array, NOTE_ARRAY_SIZE((note_array)), (note_repeat), (note_rest_style));
+
+
+#endif \ No newline at end of file