Jeffery Hurley / Mbed OS Asteroids

Simple starter skeleton for asteroids video game.

Dependencies:   PinDetect

Sounds/Speaker.h@5:454ff3197a74, 2021-04-01 (annotated)

Committer:
jhurley31
Date:
Thu Apr 01 20:09:47 2021 +0000
Revision:
5:454ff3197a74
Parent:
3:98aa3db6a48f 
Updating OS

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jhurley31 0:0c450cb95a1e 1 #include "mbed.h"
jhurley31 3:98aa3db6a48f 2 #include "Fire.h"
jhurley31 3:98aa3db6a48f 3 #include "beats1.h"
jhurley31 3:98aa3db6a48f 4 #include "beats2.h"
jhurley31 3:98aa3db6a48f 5 #include "bangsmall.h"
jhurley31 3:98aa3db6a48f 6 #include "bangmedium.h"
jhurley31 3:98aa3db6a48f 7 #include "banglarge.h"
jhurley31 1:a6872783beca 8
jhurley31 3:98aa3db6a48f 9 #pragma once
jhurley31 1:a6872783beca 10
jhurley31 1:a6872783beca 11 class Speaker : public PwmOut
jhurley31 0:0c450cb95a1e 12 {
jhurley31 0:0c450cb95a1e 13 public:
jhurley31 3:98aa3db6a48f 14 enum ASTERIODS_SOUNDS {NO_SOUND, BEATS1, BEATS2, FIRE, BANG_SMALL, BANG_MEDIUM, BANG_LARGE};
jhurley31 1:a6872783beca 15
jhurley31 1:a6872783beca 16 Speaker(PinName nPin):PwmOut(nPin)
jhurley31 1:a6872783beca 17 {
jhurley31 1:a6872783beca 18 m_ulAudioArrayIndex = 0;
jhurley31 2:30020ddfccf6 19 SwitchSound(NO_SOUND);
jhurley31 1:a6872783beca 20 }
jhurley31 1:a6872783beca 21
jhurley31 1:a6872783beca 22 void PlayNextValue()
jhurley31 1:a6872783beca 23 {
jhurley31 3:98aa3db6a48f 24 if (m_pAudioArray != NULL)
jhurley31 1:a6872783beca 25 {
jhurley31 3:98aa3db6a48f 26 write((float)m_pAudioArray[ GetNextValue() ]/255.0f);
jhurley31 1:a6872783beca 27 }
jhurley31 0:0c450cb95a1e 28 }
jhurley31 1:a6872783beca 29
jhurley31 3:98aa3db6a48f 30 void SwitchSound ( const ASTERIODS_SOUNDS &newSound)
jhurley31 1:a6872783beca 31 {
jhurley31 2:30020ddfccf6 32 if (newSound == m_enActiveAudioArray)
jhurley31 2:30020ddfccf6 33 {
jhurley31 2:30020ddfccf6 34 return;
jhurley31 2:30020ddfccf6 35 }
jhurley31 2:30020ddfccf6 36
jhurley31 2:30020ddfccf6 37 m_ulAudioArrayIndex = 0;
jhurley31 2:30020ddfccf6 38 m_enActiveAudioArray = newSound;
jhurley31 1:a6872783beca 39 switch (newSound)
jhurley31 1:a6872783beca 40 {
jhurley31 2:30020ddfccf6 41 case NO_SOUND:
jhurley31 3:98aa3db6a48f 42 m_pAudioArray = NULL;
jhurley31 3:98aa3db6a48f 43 break;
jhurley31 3:98aa3db6a48f 44 case BEATS1:
jhurley31 3:98aa3db6a48f 45 m_pAudioArray = &gBeats1Data[0];
jhurley31 2:30020ddfccf6 46 break;
jhurley31 3:98aa3db6a48f 47 case BEATS2:
jhurley31 3:98aa3db6a48f 48 m_pAudioArray = &gBeats2Data[0];
jhurley31 1:a6872783beca 49 break;
jhurley31 3:98aa3db6a48f 50 case FIRE:
jhurley31 3:98aa3db6a48f 51 m_pAudioArray = &gFireData[0];
jhurley31 1:a6872783beca 52 break;
jhurley31 3:98aa3db6a48f 53 case BANG_SMALL:
jhurley31 3:98aa3db6a48f 54 m_pAudioArray = &gBangSmallData[0];
jhurley31 1:a6872783beca 55 break;
jhurley31 3:98aa3db6a48f 56 case BANG_MEDIUM:
jhurley31 3:98aa3db6a48f 57 m_pAudioArray = &gBangMediumData[0];
jhurley31 1:a6872783beca 58 break;
jhurley31 3:98aa3db6a48f 59 case BANG_LARGE:
jhurley31 3:98aa3db6a48f 60 m_pAudioArray = &gBangLargeData[0];
jhurley31 1:a6872783beca 61 break;
jhurley31 1:a6872783beca 62 default:
jhurley31 3:98aa3db6a48f 63 m_pAudioArray = NULL;
jhurley31 1:a6872783beca 64 break;
jhurley31 1:a6872783beca 65 }
jhurley31 1:a6872783beca 66
jhurley31 0:0c450cb95a1e 67 }
jhurley31 1:a6872783beca 68
jhurley31 1:a6872783beca 69 unsigned int GetNextValue()
jhurley31 1:a6872783beca 70 {
jhurley31 1:a6872783beca 71 m_ulAudioArrayIndex++;
jhurley31 1:a6872783beca 72 switch (m_enActiveAudioArray)
jhurley31 1:a6872783beca 73 {
jhurley31 3:98aa3db6a48f 74 case BEATS1:
jhurley31 3:98aa3db6a48f 75 m_ulAudioArrayIndex %= NUM_BEATS1_ELEMENTS;
jhurley31 3:98aa3db6a48f 76 if (m_ulAudioArrayIndex == 0)
jhurley31 3:98aa3db6a48f 77 {
jhurley31 3:98aa3db6a48f 78 SwitchSound(BEATS2);
jhurley31 3:98aa3db6a48f 79 }
jhurley31 3:98aa3db6a48f 80 break;
jhurley31 3:98aa3db6a48f 81 case BEATS2:
jhurley31 3:98aa3db6a48f 82 m_ulAudioArrayIndex %= NUM_BEATS2_ELEMENTS;
jhurley31 3:98aa3db6a48f 83 if (m_ulAudioArrayIndex == 0)
jhurley31 3:98aa3db6a48f 84 {
jhurley31 3:98aa3db6a48f 85 SwitchSound(BEATS1);
jhurley31 3:98aa3db6a48f 86 }
jhurley31 3:98aa3db6a48f 87 break;
jhurley31 3:98aa3db6a48f 88 case FIRE:
jhurley31 3:98aa3db6a48f 89 m_ulAudioArrayIndex %= NUM_FIRE_ELEMENTS;
jhurley31 2:30020ddfccf6 90 if (m_ulAudioArrayIndex == 0)
jhurley31 2:30020ddfccf6 91 {
jhurley31 3:98aa3db6a48f 92 SwitchSound(BEATS1);
jhurley31 3:98aa3db6a48f 93 }
jhurley31 3:98aa3db6a48f 94 break;
jhurley31 3:98aa3db6a48f 95 case BANG_SMALL:
jhurley31 3:98aa3db6a48f 96 m_ulAudioArrayIndex %= NUM_BANG_SMALL_ELEMENTS;
jhurley31 3:98aa3db6a48f 97 if (m_ulAudioArrayIndex == 0)
jhurley31 3:98aa3db6a48f 98 {
jhurley31 3:98aa3db6a48f 99 SwitchSound(BEATS1);
jhurley31 3:98aa3db6a48f 100 }
jhurley31 3:98aa3db6a48f 101 break;
jhurley31 3:98aa3db6a48f 102 case BANG_MEDIUM:
jhurley31 3:98aa3db6a48f 103 m_ulAudioArrayIndex %= NUM_BANG_MEDIUM_ELEMENTS;
jhurley31 3:98aa3db6a48f 104 if (m_ulAudioArrayIndex == 0)
jhurley31 3:98aa3db6a48f 105 {
jhurley31 3:98aa3db6a48f 106 SwitchSound(BEATS1);
jhurley31 2:30020ddfccf6 107 }
jhurley31 1:a6872783beca 108 break;
jhurley31 3:98aa3db6a48f 109 case BANG_LARGE:
jhurley31 3:98aa3db6a48f 110 m_ulAudioArrayIndex %= NUM_BANG_LARGE_ELEMENTS;
jhurley31 3:98aa3db6a48f 111 if (m_ulAudioArrayIndex == 0)
jhurley31 3:98aa3db6a48f 112 {
jhurley31 3:98aa3db6a48f 113 SwitchSound(BEATS1);
jhurley31 3:98aa3db6a48f 114 }
jhurley31 3:98aa3db6a48f 115 break;
jhurley31 1:a6872783beca 116 default:
jhurley31 3:98aa3db6a48f 117 m_enActiveAudioArray = BEATS1;
jhurley31 3:98aa3db6a48f 118 m_ulAudioArrayIndex %= NUM_BEATS1_ELEMENTS;
jhurley31 1:a6872783beca 119 break;
jhurley31 1:a6872783beca 120 }
jhurley31 1:a6872783beca 121 return m_ulAudioArrayIndex;
jhurley31 1:a6872783beca 122 }
jhurley31 0:0c450cb95a1e 123 private:
jhurley31 1:a6872783beca 124 unsigned long m_ulAudioArrayIndex;
jhurley31 3:98aa3db6a48f 125 ASTERIODS_SOUNDS m_enActiveAudioArray;
jhurley31 3:98aa3db6a48f 126 const unsigned char *m_pAudioArray;
jhurley31 1:a6872783beca 127
jhurley31 0:0c450cb95a1e 128 };
jhurley31 1:a6872783beca 129
jhurley31 3:98aa3db6a48f 130