Intitial commit

main.c

@@ -0,0 +1,20 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "player.h"
+
+
+void shutdown(void) {
+    //Diese Methode wird von beim beenden aufgerufen.
+    printf("Auf Wiedersehen!\n");
+}
+
+int main(void) {
+    atexit(shutdown);
+    if (setupSoftTone() != 0) {
+        printf("SoftTone konnte nicht initialisiert werden.\n");
+        exit(0);
+    }
+    
+    playIntro();
+    return 0;
+}

makefile

@@ -0,0 +1,17 @@
+VERSION = 1.0
+CC      = /usr/bin/gcc
+CFLAGS  = -Wall -g -D_REENTRANT -DVERSION=\"$(VERSION)\" 
+
+LDFLAGS = -lwiringPi -lpthread
+
+OBJ = main.o player.o
+
+pi2ezoplayer: $(OBJ)
+	$(CC) $(CFLAGS) -o pi2ezoplayer $(OBJ) $(LDFLAGS)
+        
+%.o: %.c
+	$(CC) $(CFLAGS) -c $<
+
+.PHONY: clean
+clean:
+	rm -r *.o

pitches.h

@@ -0,0 +1,95 @@
+/*************************************************
+ * Public Constants
+ *************************************************/
+#define REST     0
+#define NOTE_B0  31
+#define NOTE_C1  33
+#define NOTE_CS1 35
+#define NOTE_D1  37
+#define NOTE_DS1 39
+#define NOTE_E1  41
+#define NOTE_F1  44
+#define NOTE_FS1 46
+#define NOTE_G1  49
+#define NOTE_GS1 52
+#define NOTE_A1  55
+#define NOTE_AS1 58
+#define NOTE_B1  62
+#define NOTE_C2  65
+#define NOTE_CS2 69
+#define NOTE_D2  73
+#define NOTE_DS2 78
+#define NOTE_E2  82
+#define NOTE_F2  87
+#define NOTE_FS2 93
+#define NOTE_G2  98
+#define NOTE_GS2 104
+#define NOTE_A2  110
+#define NOTE_AS2 117
+#define NOTE_B2  123
+#define NOTE_C3  131
+#define NOTE_CS3 139
+#define NOTE_D3  147
+#define NOTE_DS3 156
+#define NOTE_E3  165
+#define NOTE_F3  175
+#define NOTE_FS3 185
+#define NOTE_G3  196
+#define NOTE_GS3 208
+#define NOTE_A3  220
+#define NOTE_AS3 233
+#define NOTE_B3  247
+#define NOTE_C4  262
+#define NOTE_CS4 277
+#define NOTE_D4  294
+#define NOTE_DS4 311
+#define NOTE_E4  330
+#define NOTE_F4  349
+#define NOTE_FS4 370
+#define NOTE_G4  392
+#define NOTE_GS4 415
+#define NOTE_A4  440
+#define NOTE_AS4 466
+#define NOTE_B4  494
+#define NOTE_C5  523
+#define NOTE_CS5 554
+#define NOTE_D5  587
+#define NOTE_DS5 622
+#define NOTE_E5  659
+#define NOTE_F5  698
+#define NOTE_FS5 740
+#define NOTE_G5  784
+#define NOTE_GS5 831
+#define NOTE_A5  880
+#define NOTE_AS5 932
+#define NOTE_B5  988
+#define NOTE_C6  1047
+#define NOTE_CS6 1109
+#define NOTE_D6  1175
+#define NOTE_DS6 1245
+#define NOTE_E6  1319
+#define NOTE_F6  1397
+#define NOTE_FS6 1480
+#define NOTE_G6  1568
+#define NOTE_GS6 1661
+#define NOTE_A6  1760
+#define NOTE_AS6 1865
+#define NOTE_B6  1976
+#define NOTE_C7  2093
+#define NOTE_CS7 2217
+#define NOTE_D7  2349
+#define NOTE_DS7 2489
+#define NOTE_E7  2637
+#define NOTE_F7  2794
+#define NOTE_FS7 2960
+#define NOTE_G7  3136
+#define NOTE_GS7 3322
+#define NOTE_A7  3520
+#define NOTE_AS7 3729
+#define NOTE_B7  3951
+#define NOTE_C8  4186
+#define NOTE_CS8 4435
+#define NOTE_D8  4699
+#define NOTE_DS8 4978
+
+

player.c

@@ -0,0 +1,103 @@
+#include <wiringPi.h>
+#include <softTone.h>
+#include "player.h"
+#include "pitches.h"
+
+#define PIN 0 //Realer pin 11
+
+const unsigned int introlength = 25;
+
+
+int intro[] = {
+  //intro
+  NOTE_DS5,
+  NOTE_E5,
+  NOTE_FS5,
+  NOTE_B5,
+  NOTE_DS5,
+  NOTE_E5,
+  NOTE_FS5,
+  NOTE_B5,
+  NOTE_CS6,
+  NOTE_DS6,
+  NOTE_CS6,
+  NOTE_AS5,
+  NOTE_B5,
+  NOTE_FS5,
+  NOTE_DS5,
+  NOTE_E5,
+  NOTE_FS5,
+  NOTE_B5,
+  NOTE_CS6,
+  NOTE_AS5,
+  NOTE_B5,
+  NOTE_CS6,
+  NOTE_E6,
+  NOTE_DS6,
+  NOTE_E6,
+  NOTE_B5, 
+  
+  };
+
+// Noten Dauern: 4 --> Viertel Note, 8 --> Achtel Note usw.
+int noteDurations[] = {
+  16,
+  16,
+  8,
+  8,
+  16,
+  16,
+  16,
+  16,
+  16,
+  16,
+  16,
+  16,
+  8, //13
+  8,
+  16,
+  16,
+  8,
+  8,
+  16,
+  16,
+  16,
+  16,
+  16,
+  16,
+  16,
+  16 //25 intro
+  };
+
+
+
+int setupSoftTone(void) {
+    int returncode = 0;
+    returncode += wiringPiSetup(); //Braucht root Rechte
+    returncode += softToneCreate(PIN);
+    return returncode; // >0 --> error
+}
+
+void playIntro(void) {
+    int nDuration, pauseBetweenNotes, thisNote;
+    for (thisNote = 0; thisNote < introlength; thisNote++) {
+        /**
+        * Um die Zeit der Note zu berechnen muss eine Sekunde durch 
+        * die Laenge der Note geteilt werden.
+        */
+        nDuration = 1000 / noteDurations[thisNote];
+        softToneWrite(PIN, intro[thisNote]);
+        delay(nDuration);
+        softToneWrite(PIN, 0);
+        /**
+        * Um die Noten voneinander zu unterscheiden,
+        * sollte eine Pause dazwischen sein.
+        * Diese wird später mit dem Beschleunigungssensor
+        * gesteuert. Vorerst sind es aber 30%
+        */
+        pauseBetweenNotes = nDuration * 1.30;
+        delay(pauseBetweenNotes);
+        // Sicherheitshalber Ton ausschalten
+        softToneWrite(PIN, 0);
+  }
+}

player.h

@@ -0,0 +1,2 @@
+int setupSoftTone(void);
+void playIntro(void);