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#include <Windows.h>
#include <cmath>
DWORD WINAPI Thread1(_In_ LPVOID lpParameter) {
int i;
while (true) {
i++;
}
return 0;
}
DWORD WINAPI Thread2(_In_ LPVOID lpParameter) {
while (true) {
for (long long i = 0; i < 5000000000; i++)
;
Sleep(10000);
}
return 0;
}
DWORD WINAPI Thread3(_In_ LPVOID lpParameter) {
while (true) {
for (int i = 0; i < 4000000; i++)
;
Sleep(10);
}
return 0;
}
DWORD WINAPI Thread4(_In_ LPVOID lpParameter) {
LARGE_INTEGER frequency;
QueryPerformanceFrequency(&frequency);
LARGE_INTEGER count;
QueryPerformanceCounter(&count);
double current_y = 0;
while (true) {
for (int i = 0; i < 3000000.0 * (1.0 + current_y); i++)
;
Sleep(10 * (1 - current_y));
LARGE_INTEGER new_count;
QueryPerformanceCounter(&new_count);
auto s = (new_count.QuadPart - count.QuadPart) / frequency.QuadPart;
current_y = std::sin(s / 30.0 * 2 * 3.1415926535) * 0.6;
}
return 0;
}
int main() {
HANDLE thread1 = CreateThread(NULL, 0, Thread1, NULL, 0, NULL);
HANDLE thread2 = CreateThread(NULL, 0, Thread2, NULL, 0, NULL);
HANDLE thread3 = CreateThread(NULL, 0, Thread3, NULL, 0, NULL);
HANDLE thread4 = CreateThread(NULL, 0, Thread4, NULL, 0, NULL);
SetThreadAffinityMask(thread1, 1);
SetThreadAffinityMask(thread2, 1 << 1);
SetThreadAffinityMask(thread3, 1 << 2);
SetThreadAffinityMask(thread4, 1 << 3);
WaitForSingleObject(thread1, INFINITE);
WaitForSingleObject(thread2, INFINITE);
WaitForSingleObject(thread3, INFINITE);
WaitForSingleObject(thread4, INFINITE);
return 0;
}
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