int MYWAVE::get_pos_ms()
{
// convert the offset in samples into the offset in ms
//return ((1000000 / voice_get_frequency(voice)) * voice_get_position(voice)) / 1000;
if (voice_get_frequency(voice) < 100)
return 0;
// (number of samples / (samples per second / 100)) * 10 = ms
return (voice_get_position(voice) / (voice_get_frequency(voice) / 100)) * 10;
}
void try_sample_backwards(int sample_index, int x, int y, int volume, int priority, int freq)
{
if (!snd_data)
return;
SAMPLE *s = (SAMPLE *)(snd_data[sample_index].dat);
int voice = allocate_voice(s);
if (!playfield->visible(x,y))
{
volume /= 2;
priority /= 2;
}
if (voice >=0)
{
voice_set_volume(voice,volume);
voice_set_priority(voice,priority);
voice_set_frequency(voice, voice_get_frequency(voice) * freq / 1000);
voice_set_playmode(voice, PLAYMODE_BACKWARD);
voice_start(voice);
release_voice(voice);
}
}
void try_loop(short *voice, int sample_index, int x, int y, int volume, int priority, int freq)
{
if (!snd_data)
return;
SAMPLE *s = (SAMPLE *)(snd_data[sample_index].dat);
if (*voice <0)
{
*voice = allocate_voice(s);
if (*voice >= 0)
{
voice_start(*voice);
voice_set_frequency(*voice, voice_get_frequency(*voice) * freq / 1000);
}
}
if (playfield && !playfield->visible(x,y))
{
volume /= 2;
priority /= 2;
}
if (*voice >=0)
{
voice_set_volume(*voice,volume);
voice_set_priority(*voice,priority);
voice_set_playmode(*voice, PLAYMODE_LOOP);
}
}
