void drawWave(void){
float Wavelength= 100;
float Frecuency=21;
float Amp2= 100;
float Wavelength2=100;
float Phase2=0;
glBegin(GL_LINE_STRIP);
for (i=0; i<720; i++){
float xx=i;
float yy= Amp*sin_deg(((xx/Wavelength*360.0)*Frecuency)+Phase);
//yy+= Amp2*sin_deg(xx/Wavelength2*360.0+ Phase2);
glVertex2f(xx+20,yy+100);
if (i%133==0){
Amp=60;
Amp+=rand()%10;
}
if (i%30==0){
Amp=2;
Amp+=rand()%4;
}
}
glEnd();
Phase+=0.1;
}
