JNIEXPORT jint JNICALL Java_uk_org_cardboardbox_wonderdroid_WonderSwan__1execute_1frame(JNIEnv *env, jclass obj,
jboolean skip, jboolean audio, jobject framebuffer, jshortArray audiobuffer) {
// execute the active frame cycles
uint16_t* fb = (uint16_t*) (*env)->GetDirectBufferAddress(env, framebuffer);
while (wsExecuteLine(fb, skip) < 144) {};
// grab the audio if we want it
jint samples = 0;
if(audio){
int16_t* ab = (int16_t*) (*env)->GetShortArrayElements(env, audiobuffer, NULL);
samples = (jint) wswan_soundflush(ab);
(*env)->ReleaseShortArrayElements(env, audiobuffer, ab, 0);
}
else {
wswan_soundclear();
}
// execute the vblank section
while (wsExecuteLine(NULL, FALSE) != 0) {}
// return the number of new audio samples
return samples;
}
static void Emulate(EmulateSpecStruct *espec)
{
espec->DisplayRect.x = 0;
espec->DisplayRect.y = 0;
espec->DisplayRect.w = 224;
espec->DisplayRect.h = 144;
if(espec->VideoFormatChanged)
WSwan_SetPixelFormat(espec->surface->format);
if(espec->SoundFormatChanged)
WSwan_SetSoundRate(espec->SoundRate);
uint16 butt_data = chee[0] | (chee[1] << 8);
WSButtonStatus = butt_data;
MDFNMP_ApplyPeriodicCheats();
while(!wsExecuteLine(espec->surface, espec->skip))
{
}
espec->SoundBufSize = WSwan_SoundFlush(espec->SoundBuf, espec->SoundBufMaxSize);
espec->MasterCycles = v30mz_timestamp;
v30mz_timestamp = 0;
if(IsWSR)
{
bool needreload = FALSE;
static uint16 last;
Player_Draw(espec->surface, &espec->DisplayRect, WSRCurrentSong, espec->SoundBuf, espec->SoundBufSize);
if((WSButtonStatus & 0x02) && !(last & 0x02))
{
WSRCurrentSong++;
needreload = 1;
}
if((WSButtonStatus & 0x08) && !(last & 0x08))
{
WSRCurrentSong--;
needreload = 1;
}
if((WSButtonStatus & 0x100) && !(last & 0x100))
needreload = 1;
if((WSButtonStatus & 0x01) && !(last & 0x01))
{
WSRCurrentSong += 10;
needreload = 1;
}
if((WSButtonStatus & 0x04) && !(last & 0x04))
{
WSRCurrentSong -= 10;
needreload = 1;
}
last = WSButtonStatus;
if(needreload)
Reset();
}
}
