//?Cohen-Sutherland.cpp?:?定義應(yīng)用程序的入口點(diǎn)。
//

#include?“stdafx.h“
#include?“Cohen-Sutherland.h“

#define?MAX_LOADSTRING?100

//?全局變量:
HINSTANCE?hInst;								//?當(dāng)前實(shí)例
TCHAR?sztitle[MAX_LOADSTRING];					//?標(biāo)題欄文本
TCHAR?szWindowClass[MAX_LOADSTRING];			//?主窗口類名

//?此代碼模塊中包含的函數(shù)的前向聲明:
ATOM				MyRegisterClass（HINSTANCE?hInstance）;
BOOL				InitInstance（HINSTANCE?int）;
LRESULT?CALLBACK	WndProc（HWND?UINT?WPARAM?LPARAM）;
INT_PTR?CALLBACK	About（HWND?UINT?WPARAM?LPARAM）;

int?APIENTRY?_tWinMain（HINSTANCE?hInstance
?????????????????????HINSTANCE?hPrevInstance
?????????????????????LPTSTR????lpCmdLine
?????????????????????int???????nCmdShow）
{
	UNREFERENCED_PARAMETER（hPrevInstance）;
	UNREFERENCED_PARAMETER（lpCmdLine）;

?	//?TODO:?在此放置代碼。
	MSG?msg;
	HACCEL?hAccelTable;

	//?初始化全局字符串
	LoadString（hInstance?IDS_APP_title?sztitle?MAX_LOADSTRING）;
	LoadString（hInstance?IDC_COHENSUTHERLAND?szWindowClass?MAX_LOADSTRING）;
	MyRegisterClass（hInstance）;

	//?執(zhí)行應(yīng)用程序初始化:
	if?（!InitInstance?（hInstance?nCmdShow））
	{
		return?FALSE;
	}

	hAccelTable?=?LoadAccelerators（hInstance?MAKEINTRESOURCE（IDC_COHENSUTHERLAND））;

	//?主消息循環(huán):
	while?（GetMessage（&msg?NULL?0?0））
	{
		if?（!TranslateAccelerator（msg.hwnd?hAccelTable?&msg））
		{
			TranslateMessage（&msg）;
			DispatchMessage（&msg）;
		}
	}

	return?（int）?msg.wParam;
}

typedef?struct?{
	unsigned?int?all;
	unsigned?left?top?right?bottom;
}?OutCode;
void?CompOutCode（float?x?float?y?RECT?*rect?OutCode?*outCode）
{
	outCode->all?=?0;
	outCode->left?=?outCode->top?=?outCode->right?=?outCode->bottom?=?0;
	if?（x?left）
	{
		outCode->left?=?1;
		outCode->all?+=?1;
	}
	if?（y?top）
	{
		outCode->top?=?1;
		outCode->all?+=?2;
	}
	if?（x?>?rect->right）
	{
		outCode->right?=?1;
		outCode->all?+=?4;
	}
	if?（y?>?rect->bottom）
	{
		outCode->bottom?=?1;
		outCode->all?+=?8;
	}
}
void?CohenSutherlandLineClip（HDC?hdc?float?x0?float?y0?float?x1?float?y1?RECT?*rect）
{
	bool?accept?done;
	OutCode?outCode0?outCode1;
	
	float?x?y;
	accept?=?false;
	done?=?false;
	CompOutCode（x0?y0?rect?&outCode0）;
	CompOutCode（x1?y1?rect?&outCode1）;
	do?{
		if?（outCode0.all?==?0?&&?outCode1.all?==?0）
		{
			accept?=?true;
			done?=?true;
		}
		else?if?（（outCode0.all?&?outCode1.all）?!=?0）
		{
			done?=?true;
		}
		else
		{
			OutCode?*outCodeOut;
			if?（outCode0.all?!=?0）
				outCodeOut?=?&outCode0;
			else
				outCodeOut?=?&outCode1;

			if?（outCodeOut->left）
			{
				x?=?rect->left;
				y?=?y0+（y1-y0）*（rect->left-x0）/（x1-x0）;
			}
			else?if?（outCodeOut->top）
			{
				x?=?x0+（x1-x0）*（rect->top-y0）/（y1-y0）;
				y?=?rect->top;
			}
			else?if?（outCodeOut->right）
			{
				x?=?rect->right;
				y?=?y0+（y1-y0）*（rect->right-x0）/（x1-x0）;
			}
			else?if?（outCodeOut->bottom）
			{
				x?=?x0+（x1-x0）*（rect->bottom-y0）/（y1-y0）;
				y?=?rect->bottom;
			}

			if?（outCodeOut?==?&outCode0）
			{
				x0?=?x

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????915??2017-02-24?13:54??Cohen-Sutherland.sln

?????文件???????4636??2017-02-24?13:54??Cohen-Sutherland\Cohen-Sutherland.vcxproj

?????文件????????143??2017-02-24?13:54??Cohen-Sutherland\Cohen-Sutherland.vcxproj.user

?????文件???????1828??2017-02-24?13:54??Cohen-Sutherland\Cohen-Sutherland.vcxproj.filters

?????文件???????2432??2017-02-24?13:54??Cohen-Sutherland\ReadMe.txt

?????文件????????420??2017-02-24?13:54??Cohen-Sutherland\stdafx.h

?????文件????????236??2017-02-24?13:54??Cohen-Sutherland\targetver.h

?????文件????????221??2017-02-24?13:54??Cohen-Sutherland\stdafx.cpp

?????文件???????7282??2017-02-24?15:33??Cohen-Sutherland\Cohen-Sutherland.cpp

?????文件????????753??2017-02-24?13:54??Cohen-Sutherland\Resource.h

?????文件???????6678??2017-02-24?13:54??Cohen-Sutherland\Cohen-Sutherland.rc

?????文件?????????39??2017-02-24?13:54??Cohen-Sutherland\Cohen-Sutherland.h

????.......?????23558??2009-08-31?02:31??Cohen-Sutherland\small.ico

????.......?????23558??2009-08-31?02:31??Cohen-Sutherland\Cohen-Sutherland.ico

?????文件???????4043??2017-02-24?15:33??Cohen-Sutherland\Debug\Cohen-Sutherland.log

?????文件????????713??2017-02-24?15:18??Cohen-Sutherland\Debug\Cohen-Sutherland.vcxprojResolveAssemblyReference.cache

?????文件?????????73??2017-02-24?15:33??Cohen-Sutherland\Debug\Cohen-Sutherland.lastbuildstate

?????文件??????????0??2017-02-24?15:18??Cohen-Sutherland\Debug\Cohen-Sutherland.write.1.tlog

?????文件?????281600??2017-02-24?15:33??Cohen-Sutherland\Debug\vc100.idb

?????文件????4456448??2017-02-24?15:18??Cohen-Sutherland\Debug\Cohen-Sutherland.pch

?????文件?????405504??2017-02-24?15:33??Cohen-Sutherland\Debug\vc100.pdb

?????文件?????125875??2017-02-24?15:18??Cohen-Sutherland\Debug\stdafx.obj

?????文件???????9662??2017-02-24?15:33??Cohen-Sutherland\Debug\CL.read.1.tlog

?????文件????????948??2017-02-24?15:33??Cohen-Sutherland\Debug\CL.write.1.tlog

?????文件???????1586??2017-02-24?15:33??Cohen-Sutherland\Debug\cl.command.1.tlog

?????文件??????48336??2017-02-24?15:18??Cohen-Sutherland\Debug\Cohen-Sutherland.res

?????文件???????3298??2017-02-24?15:18??Cohen-Sutherland\Debug\rc.read.1.tlog

?????文件????????646??2017-02-24?15:18??Cohen-Sutherland\Debug\rc.write.1.tlog

?????文件???????1252??2017-02-24?15:18??Cohen-Sutherland\Debug\rc.command.1.tlog

?????文件????????406??2017-02-24?15:18??Cohen-Sutherland\Debug\Cohen-Sutherland.exe.embed.manifest

............此處省略17個(gè)文件信息