void _stdcall updateFramerate(unsigned int cmd) {
// If rendering was performed, update animation step-time
if((cmd == 2) || (cmd == 5)) {
// FPS regulation based on previous render
double maxFPS = (double)Settings::get().getCurrentFPSLimit();
double minFPS = 10.0f;
double currentTime = getElapsedTime();
double deltaTime = currentTime - lastRenderTime;
lastRenderTime = currentTime;
// Update step-time
updateAnimationStepTime((float)deltaTime, (float)minFPS, (float)maxFPS);
}
}
// Render Loop
//----------------------------------------------------------------------------------------
void renderLoop(void) {
bool run = true;
DWORD threadID = GetCurrentThreadId();
int taskFunc;
DWORD task;
//Pointers conversion
DWORD pGetTaskF = convertAddress(0x00577330);
DWORD pCleanTaskF = convertAddress(0x00577450);
QueryPerformanceFrequency(&timerFreq);
QueryPerformanceCounter(&counterAtStart);
float lastTime = 0.0f;
// Render loop
do {
// Get Job & state
_asm {
PUSH 1
MOV ECX, HighGraphics
CALL pGetTaskF //Get task pointer
MOV task, EAX //Store task pointer (EAX)
MOV ECX, [EAX+0x0C] //Get task function
MOV taskFunc, ECX //Store function
}
if (task == (HighGraphics+0x08)) //No task
break;
switch (taskFunc) {
// Exit loop
case 0:
_asm {
MOV EDI, TaskFuncPtr
MOV EAX, [EDI]
MOV EDX, [EAX+0x0C]
MOV ECX, EDI
CALL EDX
}
run = false;
break;
// Start Watch-dog Thread
case 1:
_asm {
MOV ESI, task
MOV EDI, TaskFuncPtr
MOV ECX, [ESI+0x2C]
MOV EDX, [ESI+0x28]
MOV EAX, [EDI]
PUSH ECX
MOV ECX, [ESI+0x24]
PUSH EDX
MOV EDX, [EAX+0x08]
PUSH ECX
MOV ECX, EDI
CALL EDX
}
break;
// Update and/or Render
case 2:
_asm {
MOV ESI, task
MOV EDI, TaskFuncPtr
MOV ECX, [ESI+0x24]
MOV EAX, [EDI]
MOV EDX, [EAX+0x10]
PUSH ECX
MOV ECX, EDI
CALL EDX
}
break;
// Do nothing (was debug log)
case 3:
_asm {
MOV EDI, TaskFuncPtr
MOV EAX, [EDI]
MOV EDX, [EAX+0x14]
MOV ECX, TaskFuncPtr
CALL EDX
}
break;
// Do nothing (was debug log)
case 4:
_asm {
MOV EDI, TaskFuncPtr
MOV EAX, [EDI]
MOV EDX, [EAX+0x18]
MOV ECX, TaskFuncPtr
CALL EDX
}
break;
// Force Render (caused by watchdog timeout)
case 5:
_asm {
MOV EDI, TaskFuncPtr
MOV EAX, [EDI]
MOV EDX, [EAX+0x1C]
MOV ECX, TaskFuncPtr
CALL EDX
}
break;
default:
break;
}
// If rendering was performed, update animation step-time
if((taskFunc == 2) || (taskFunc == 5)) {
// FPS regulation
float maxFPS = (float)Settings::get().getCurrentFPSLimit();
float minFPS = 10.0f;
float currentTime = getElapsedTime();
float deltaTime = currentTime - lastTime;
// Update step-time
updateAnimationStepTime((float)deltaTime, minFPS, maxFPS);
lastTime = currentTime;
}
// Task cleanup
_asm {
MOV ESI, task
PUSH ESI
MOV ECX, HighGraphics
CALL pCleanTaskF
}
} while (run);
}
