課堂作業1
下載DoReMi的音樂檔(http://www.openprocessing.org/sketch/132652)
#include <iostream>
#include <windows.h>
#include <mmsystem.h>
using namespace std;
int main()
{
int a;
for(int i=0;i<10;i++)
{
cout << "Hello world!" << endl;
PlaySound("DO.wav", NULL, SND_ASYNC);
cin >> a;
}
return 0;
}
課堂作業2
比較 SND_ASYNC和SND_SYNC的差別
Ans:
若撥出do,re。
前者會連續播放,後者則必須等第一個播放完畢才能播放第二個。
課堂作業3:
Linker Setting加新咒語
freeglut
opengl32
gul32
gdi32
Linker標簽下加入在freeglut資料夾裡面的lib資料夾路徑
執行後就能把鍵盤數字鍵當Piano
void keyboard(unsigned char key, int x, int y)
{
if(key=='1') PlaySoundA("Do.wav", NULL, SND_ASYNC);
if(key=='2') PlaySoundA("Re.wav", NULL, SND_ASYNC);
if(key=='3') PlaySoundA("Mi.wav", NULL, SND_ASYNC);
if(key=='4') PlaySoundA("Fa.wav", NULL, SND_ASYNC);
if(key=='5') PlaySoundA("Sol.wav", NULL, SND_ASYNC);
if(key=='6') PlaySoundA("La.wav", NULL, SND_ASYNC);
if(key=='7') PlaySoundA("Si.wav", NULL, SND_ASYNC);
}
int main(int argc, char **argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("3D sound version");
glutDisplayFunc(display);
glutKeyboardFunc(keyboard);
glutMainLoop();
}
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