void
psp_cv_wait_vsync()
{
# if 0 //ZX: TO_BE_DONE !
# ifndef LINUX_MODE
static int loc_pv = 0;
int cv = sceDisplayGetVcount();
if (loc_pv == cv) {
sceDisplayWaitVblankCB();
}
loc_pv = sceDisplayGetVcount();
# endif
# endif
}
void testCycleLatch(int cycle) {
SceCtrlLatch latch;
// Ignore it this time, to reset it.
sceCtrlReadLatch(&latch);
sceDisplayWaitVblank();
sceCtrlSetSamplingCycle(cycle);
int vcountBefore = sceDisplayGetVcount();
sceKernelDelayThread(166666);
int vcountAfter = sceDisplayGetVcount();
int after = sceCtrlReadLatch(&latch);
// Keeping it approximate because timing is hard to get millisecond accurate.
schedf("%d cycle: %dx\n", cycle, (after + 5) / (vcountAfter - vcountBefore));
}
/*------------------------------------------------------------------------------*/
void debug_printf( const char *arg, ... )
{
char tmp[DEBUG_BUFF_SIZE];
int intc = pspSdkDisableInterrupts();
if ( debug_disp_flag != 0 ){
debug_disp_flag = 0;
sprintf( DebugData.buff, "0x%08x\n", sceDisplayGetVcount() );
}
va_list ap;
va_start( ap, arg );
vsprintf( tmp, arg, ap );
if ( strlen(DebugData.buff) + strlen(tmp) < DEBUG_BUFF_SIZE ){
strcat( DebugData.buff, tmp );
}
pspSdkEnableInterrupts( intc );
}
void checkDispatchInterrupt() {
dispatchCheckpoint("Interrupts while dispatch disabled:");
sceKernelRegisterSubIntrHandler(PSP_VBLANK_INT, 0, &vblankCallback, NULL);
sceKernelEnableSubIntr(PSP_VBLANK_INT, 0);
++ignoreResched;
int state = sceKernelSuspendDispatchThread();
int base = sceDisplayGetVcount();
int i, j;
for (i = 0; i < 1000; ++i) {
if (sceDisplayGetVcount() > base + 3) {
break;
}
for (j = 0; j < 10000; ++j)
continue;
}
dispatchCheckpoint("vblanks=%d", sceDisplayGetVcount() - base);
sceKernelResumeDispatchThread(state);
--ignoreResched;
base = sceDisplayGetVcount();
for (i = 0; i < 1000; ++i) {
if (sceDisplayGetVcount() > base + 3) {
break;
}
for (j = 0; j < 10000; ++j)
continue;
}
dispatchCheckpoint("vblanks=%d", sceDisplayGetVcount() - base);
sceKernelDisableSubIntr(PSP_VBLANK_INT, 0);
sceKernelReleaseSubIntrHandler(PSP_VBLANK_INT, 0);
flushschedf();
}
