Diff: main.cpp

Revision:

0:4669e409389d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Apr 29 02:07:01 2016 +0000
@@ -0,0 +1,44 @@
+/*
+File: DanceDanceFullGame_SECONDMBED.main.cpp
+Author: Akshay Nagendra, Weiyu Liu
+Description: File responsible for operating the second mbed, in charge of listening to the main mbed for a ready signal and then playing the music for the game
+*/
+#include "mbed.h"
+#include "wave_player.h"
+#include "SDFileSystem.h"
+
+//setup variables and objects for music playing
+AnalogOut DACout(p18); //music played using analog out
+wave_player waver(&DACout);
+SDFileSystem sd(p5, p6, p7, p8, "sd"); // mosi, miso, sck, cs
+DigitalIn songSelected(p21); //signal from main mbed (asserted when a song has been selected)
+DigitalIn specificSong(p22); //signal from main mbed (asserted which specific song should be played)
+void playSound(char * wav);
+
+int main(){
+    while(!songSelected){
+             //wait until the main mbed send the ready signal for playing a song (players are still readying up and selecting music)   
+    } 
+    if(specificSong){   //a song has been selected and a '0' means Animals, and '1' means Novocaine
+        wait(5); //a delay so that the arrow lines up with the first note of the song
+        playSound("/sd/wavfiles/Novocaine2.wav");
+    }
+    else {
+        wait(3.85); //a delay so that the arrow lines up with the first note of the song
+        playSound("/sd/wavfiles/Animals2.wav"); 
+    }  
+}
+
+void playSound(char * wav)
+    //helper function to play the music 
+{
+    // open wav file
+    FILE *wave_file;
+    wave_file=fopen(wav,"r");
+
+    // play wav file
+    waver.play(wave_file);
+
+    // close wav file
+    fclose(wave_file);
+}
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