tp/libs/SSystem/SComponent/c_phase.cpp

83 lines
2.3 KiB
C++

#include "SComponent/c_phase.h"
#include "global.h"
void cPhs_Reset(request_of_phase_process_class* pPhase) {
pPhase->mPhaseStep = 0;
}
void cPhs_Set(request_of_phase_process_class* pPhase, cPhs__Handler* pHandlerTable) {
pPhase->mpHandlerTable = pHandlerTable;
pPhase->mPhaseStep = 0;
}
void cPhs_UnCompleate(request_of_phase_process_class* pPhase) {
pPhase->mpHandlerTable = NULL;
cPhs_Reset(pPhase);
}
int cPhs_Compleate(request_of_phase_process_class* pPhase) {
pPhase->mpHandlerTable = NULL;
return cPhs_COMPLEATE_e;
}
int cPhs_Next(request_of_phase_process_class* pPhase) {
if (const cPhs__Handler* handlerTable = pPhase->mpHandlerTable) {
pPhase->mPhaseStep++;
cPhs__Handler handler = handlerTable[pPhase->mPhaseStep];
// Double null check here actually matters for emitted assembly.
// Wee old compilers.
if (handler == NULL || handler == NULL) {
return cPhs_Compleate(pPhase);
} else {
return 1;
}
}
return cPhs_COMPLEATE_e;
}
#if NON_MATCHING
int cPhs_Do(request_of_phase_process_class* pPhase, void* pUserData) {
if (const cPhs__Handler* pHandlerTable = pPhase->mpHandlerTable) {
// the load of pUserData seems to be slightly scrambled..
const cPhs__Handler pHandler = pHandlerTable[pPhase->mPhaseStep];
const int newStep = pHandler(pUserData);
switch (newStep) {
case 1:
return cPhs_Next(pPhase);
case 2: {
const int step2 = cPhs_Next(pPhase);
return step2 == 1 ? 2 : cPhs_COMPLEATE_e;
}
case cPhs_COMPLEATE_e:
return cPhs_Compleate(pPhase);
case 3: {
cPhs_UnCompleate(pPhase);
return 3;
}
case cPhs_ERROR_e:
cPhs_UnCompleate(pPhase);
return cPhs_ERROR_e;
}
return newStep;
} else {
return cPhs_Compleate(pPhase);
}
}
#else
asm int cPhs_Do(request_of_phase_process_class* pPhase, void* pUserData) {
nofralloc
#include "SComponent/c_phase/asm/func_802666D8.s"
}
#endif
int cPhs_Handler(request_of_phase_process_class* pPhase, cPhs__Handler* pHandlerTable,
void* pUserData) {
pPhase->mpHandlerTable = pHandlerTable;
return cPhs_Do(pPhase, pUserData);
}