C++ ARX_UNUSED函数代码示例

void OpenGLRenderer::beforeResize(bool wasOrIsFullscreen) {
	
#if ARX_PLATFORM == ARX_PLATFORM_LINUX || ARX_PLATFORM == ARX_PLATFORM_BSD
	// No re-initialization needed
	ARX_UNUSED(wasOrIsFullscreen);
#else
	
	if(!isInitialized()) {
		return;
	}
	
	#if ARX_PLATFORM == ARX_PLATFORM_WIN32
	if(!wasOrIsFullscreen) {
		return;
	}
	#else
	// By default, always reinit to avoid issues on untested platforms
	ARX_UNUSED(wasOrIsFullscreen);
	#endif
	
	shutdown();
	
#endif
	
}

static void ARX_GLAPIENTRY callback(GLenum source, GLenum type, GLuint id,
                                    GLenum severity, GLsizei length,
                                    const GLchar * message, const void * userParam) {
	
	ARX_UNUSED(length);
	ARX_UNUSED(userParam);
	
	std::ostringstream buffer;
	
	const GLchar * end = message + std::strlen(message);
	while(end != message && (*(end - 1) == '\r' || *(end - 1) == '\n')) {
		end--;
	}
	
	buffer << sourceToString(source) << " " << typeToString(type) << " #"<< id << ": ";
	buffer.write(message, end - message);
	
	switch(severity) {
	case GL_DEBUG_SEVERITY_HIGH_ARB:
		LogError << buffer.str();
		break;
	case GL_DEBUG_SEVERITY_MEDIUM_ARB:
		LogWarning << buffer.str();
		break;
	case GL_DEBUG_SEVERITY_LOW_ARB:
		LogInfo << buffer.str();
		break;
	default:
		break;
	}
}

void CriticalErrorDialog::log(const Source & file, int line, Logger::LogLevel level,
                              const std::string & str) {
	ARX_UNUSED(file), ARX_UNUSED(line);
	
	if(level == Logger::Critical && errorString.empty()) {
		errorString = str;
	}
}

INT WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR lpCmdLine,
                   INT nCmdShow) {
	ARX_UNUSED(hInstance);
	ARX_UNUSED(hPrevInstance);
	ARX_UNUSED(lpCmdLine);
	ARX_UNUSED(nCmdShow);
	
	WindowsMain init;
	
	return utf8_main(init.argc, init.argv);
}

bool CrashHandler::setNamedVariable(const std::string & name, const std::string & value) {
#ifdef HAVE_CRASHHANDLER
    if(!isInitialized()) {
        return false;
    }
    return gCrashHandlerImpl->setNamedVariable(name, value);
#else
    ARX_UNUSED(name), ARX_UNUSED(value);
    return false;
#endif
}

bool ErrorReport::GetCrashDump(const fs::path & fileName) {
	
#if ARX_PLATFORM == ARX_PLATFORM_WIN32
	bool bHaveDump = false;

	if(fs::exists(m_pCrashInfo->miniDumpTmpFile))
	{
		fs::path fullPath = m_ReportFolder / fileName;
		if(fs::rename(m_pCrashInfo->miniDumpTmpFile, fullPath))
		{
			AddFile(fullPath);
			bHaveDump = true;
		}
	}
	
	return bHaveDump;
	
#else //  ARX_PLATFORM != ARX_PLATFORM_WIN32
	
	ARX_UNUSED(fileName);
	
	// TODO: Write core dump to 
	// fs::path fullPath = m_ReportFolder / fileName;
	
	return getCrashDescription();
	
#endif
	
}

void MassIncinerateSpell::Update(float timeDelta)
{
	ARX_UNUSED(timeDelta);
	
	if(ValidIONum(m_caster)) {
		ARX_SOUND_RefreshPosition(m_snd_loop, entities[m_caster]->pos);
	}	
}

void Thread::setPriority(Priority priority) {
	
	arx_assert(priority >= Lowest && priority <= Highest);
	
	BOOL ret = SetThreadPriority(thread, windowsThreadPriorities[priority - Lowest]);
	arx_assert(ret);
	ARX_UNUSED(ret);
}

bool getSystemConfiguration(const std::string & name, std::string & result) {
	
#ifdef ARX_HAVE_WINAPI
	
	if(getRegistryValue(HKEY_CURRENT_USER, name, result)) {
		return true;
	}
	
	if(getRegistryValue(HKEY_LOCAL_MACHINE, name, result)) {
		return true;
	}
	
#else
	ARX_UNUSED(name), ARX_UNUSED(result);
#endif
	
	return false;
}

void ScreenshotWidget::paintEvent(QPaintEvent * event)
{
	ARX_UNUSED(event);
	QPainter p(this);
	p.setRenderHint(QPainter::SmoothPixmapTransform);

	QPixmap scaledPixmap = m_pixmap.scaled(size(), Qt::KeepAspectRatio);
	p.drawPixmap(0, 0, scaledPixmap);
}

	void onChangedRenderer(int pos, const std::string & str) {
		ARX_UNUSED(str);
		
		switch(pos) {
			case 0:  config.window.framework = "auto"; break;
			case 1:  config.window.framework = "SDL";  break;
			default: config.window.framework = "auto"; break;
		}
	}

static EERIE_3DOBJ * TheoToEerie_Fast(const res::path & texpath, const res::path & file, bool pbox) {
	
	EERIE_3DOBJ * ret = ARX_FTL_Load(file);
	if(ret) {
		if(pbox) {
			EERIE_PHYSICS_BOX_Create(ret);
		}
		return ret;
	}
	
#if !BUILD_EDIT_LOADSAVE
	ARX_UNUSED(texpath);
#else
	
	ret = GetExistingEerie(file);
	if(ret) {
		ret = Eerie_Copy(ret);
	}
	
	if(!ret) {
		
		size_t size = 0;
		char * adr = resources->readAlloc(file, size);
		if(!adr) {
			LogWarning << "Object not found: " << file;
			return NULL;
		}
		
		ret = TheoToEerie(adr, size, texpath, file);
		if(!ret) {
			free(adr);
			return NULL;
		}
		
		EERIE_OBJECT_CenterObjectCoordinates(ret);
		free(adr);
	}
	
	CreateNeighbours(ret);
	EERIEOBJECT_AddClothesData(ret);
	KillNeighbours(ret);
	
	if(ret->cdata) {
		EERIE_COLLISION_SPHERES_Create(ret); // Must be out of the Neighbours zone
	}
	
	if(pbox) {
		EERIE_PHYSICS_BOX_Create(ret);
	}
	
	ARX_FTL_Save(fs::paths.user / file.string(), ret);
	
#endif // BUILD_EDIT_LOADSAVE
	
	return ret;
}

bool Win32Window::initialize(const std::string & title, Vec2i size, bool fullscreen,
                             unsigned depth) {
	ARX_UNUSED(depth);
	
	if(!registerWindowClass()) {
		LogError << "Failed to register the Win32 window class";
		return false;
	}
	
	DWORD windowStyle = fullscreen ?  (WS_POPUP | WS_VISIBLE) : WS_OVERLAPPEDWINDOW;
	DWORD windowExtendedStyle = WS_EX_APPWINDOW;
	
	RECT rcWnd;
	SetRect(&rcWnd, 0, 0, size.x, size.y);
	BOOL hasMenu = GetMenu(m_hWnd) != NULL;
	if(AdjustWindowRectEx(&rcWnd, windowStyle, hasMenu, windowExtendedStyle) != TRUE) {
		LogError << "AdjustWindowRectEx() failed";
		return false;
	}
	
	// Bound the window size to the desktop
	HWND hWndDesktop = GetDesktopWindow();
	RECT rcDesktop;
	GetWindowRect(hWndDesktop, &rcDesktop);
	LONG maxWidth = rcDesktop.right - rcDesktop.left;
	LONG maxHeight = rcDesktop.bottom - rcDesktop.top;
	
	LONG wndWidth = rcWnd.right - rcWnd.left;
	LONG wndHeight = rcWnd.bottom - rcWnd.top;
	wndWidth = std::min(wndWidth, maxWidth);
	wndHeight = std::min(wndHeight, maxHeight);
	
	// Create a window using our window class.
	m_hWnd = CreateWindowEx(windowExtendedStyle, m_WindowClass.lpszClassName, "",
	                        windowStyle, CW_USEDEFAULT, CW_USEDEFAULT, wndWidth, wndHeight, 
	                        0, NULL, (HINSTANCE)GetModuleHandle(NULL), this);
	if(!m_hWnd) {
		LogError << "Couldn't create window";
		return false;
	}
	
	if(SetWindowText(m_hWnd, title.c_str()) == TRUE) {
		title_ = title;
	} else {
		LogWarning << "Couldn't change the window's title";
	}
	
	ShowWindow(m_hWnd, SW_SHOW);
	
	isVisible_ = true;
	isFullscreen_ = fullscreen;
	size_ = size;
	
	return true;
}

static mode_t dirstat(void * handle, void * entry) {
	
	arx_assert(entry != NULL);
	fs::path file = ITERATOR_HANDLE(handle)->path / reinterpret_cast<dirent *>(entry)->d_name;
	
	struct stat buf;
	int ret = stat(file.string().c_str(), &buf);
	arx_assert_msg(ret == 0, "stat failed: %d", ret); ARX_UNUSED(ret);
	
	return buf.st_mode;
}

int SDLCALL SDL2Window::eventFilter(void * userdata, SDL_Event * event) {

    ARX_UNUSED(userdata);

    // TODO support multiple windows!
    if(s_mainWindow && event->type == SDL_QUIT) {
        return (s_mainWindow->onClose()) ? 1 : 0;
    }

    return 1;
}