//***********************************************************************//
//																		?//
//		-?“Talk?to?me?like?I‘m?a?3?year?old!“?Programming?Lessons?-		?//
//???????????????????????????????????????????????????????????????????????//
//		$Author:		DigiBen		digiben@gametutorials.com			?//
//																		?//
//		$Program:		3DS?Loader										?//
//																		?//
//		$Description:	Demonstrates?how?to?load?a?.3ds?file?format		?//
//																		?//
//		$Date:			10/6/01											?//
//																		?//
//***********************************************************************//

#include?“main.h“
#include?“3ds.h“
#include?

//?Global
int?gBuffer[50000]?=?{0};					//?This?is?used?to?read?past?unwanted?data

//?This?file?handles?all?of?the?code?needed?to?load?a?.3DS?file.
//?Basically?how?it?works?is?you?load?a?chunk?then?you?check
//?the?chunk?ID.??Depending?on?the?chunk?ID?you?load?the?information
//?that?is?stored?in?that?chunk.??If?you?do?not?want?to?read?that?information
//?you?read?past?it.??You?know?how?many?bytes?to?read?past?the?chunk?because
//?every?chunk?stores?the?length?in?bytes?of?that?chunk.

/////////////////////////////////?CLOAD3DS?\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*
/////
/////	This?constructor?initializes?the?tChunk?data
/////
/////////////////////////////////?CLOAD3DS?\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*

CLoad3DS::CLoad3DS（）
{
	m_FilePointer?=?NULL;
}

/////////////////////////////////?IMPORT?3DS?\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*
/////
/////	This?is?called?by?the?client?to?open?the?.3ds?file?read?it?then?clean?up
/////
/////////////////////////////////?IMPORT?3DS?\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*

bool?CLoad3DS::Import3DS（t3DModel?*pModel?char?*strFileName）
{
	char?strMessage[255]?=?{0};
	tChunk?currentChunk?=?{0};

	//?Open?the?3DS?file
	m_FilePointer?=?fopen（strFileName?“rb“）;

	//?Make?sure?we?have?a?valid?file?pointer?（we?found?the?file）
	if（!m_FilePointer）?
	{
		sprintf（strMessage?“Unable?to?find?the?file:?%s!“?strFileName）;
		MessageBox（NULL?strMessage?“Error“?MB_OK）;
		return?false;
	}

	//?Once?we?have?the?file?open?we?need?to?read?the?very?first?data?chunk
	//?to?see?if?it‘s?a?3DS?file.??That?way?we?don‘t?read?an?invalid?file.
	//?If?it?is?a?3DS?file?then?the?first?chunk?ID?will?be?equal?to?PRIMARY?（some?hex?num）

	//?Read?the?first?chuck?of?the?file?to?see?if?it‘s?a?3DS?file
	ReadChunk（¤tChunk）;

	//?Make?sure?this?is?a?3DS?file
	if?（currentChunk.ID?!=?PRIMARY）
	{
		sprintf（strMessage?“Unable?to?load?PRIMARY?chuck?from?file:?%s!“?strFileName）;
		MessageBox（NULL?strMessage?“Error“?MB_OK）;
		return?false;
	}

	//?Now?we?actually?start?reading?in?the?data.??ProcessNextChunk（）?is?recursive

	//?Begin?loading?objects?by?calling?this?recursive?function
	ProcessNextChunk（pModel?¤tChunk）;

	//?After?we?have?read?the?whole?3DS?file?we?want?to?calculate?our?own?vertex?normals.

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????79176??2001-09-10?09:43??導入3ds模型的程序\3ds?Format.rtf

?????文件???????5033??2006-03-27?19:57??導入3ds模型的程序\3DS?Loader.dsp

?????文件????????543??2006-03-27?19:57??導入3ds模型的程序\3DS?Loader.dsw

?????文件??????73728??2004-10-18?10:41??導入3ds模型的程序\3DS?Loader.exe

?????文件????????909??2004-10-18?10:18??導入3ds模型的程序\3DS?Loader.sln

?????文件???????4469??2004-10-18?10:18??導入3ds模型的程序\3DS?Loader.vcproj

?????文件??????37032??2004-10-18?10:40??導入3ds模型的程序\3ds.cpp

?????文件???????3804??2003-07-03?23:55??導入3ds模型的程序\3ds.h

?????文件??????78873??2001-09-24?21:38??導入3ds模型的程序\face.3DS

?????文件?????921656??2001-09-10?08:59??導入3ds模型的程序\face.bmp

?????文件??????12987??2004-10-18?10:21??導入3ds模型的程序\Init.cpp

?????文件??????24065??2004-10-18?10:41??導入3ds模型的程序\Main.cpp

?????文件???????7316??2002-01-08?14:53??導入3ds模型的程序\main.h

?????文件???????2337??2004-10-18?10:43??導入3ds模型的程序\ReadMe?-?3DS?Loader.txt

?????文件??????41984??2007-08-15?16:33??導入3ds模型的程序\3DS?Loader.ncb

?????文件?????159744??2007-08-15?16:33??導入3ds模型的程序\Debug\vc60.pdb

?????文件??????50176??2007-08-15?16:33??導入3ds模型的程序\Debug\vc60.idb

?????文件??????66483??2007-08-15?16:33??導入3ds模型的程序\Debug\3ds.obj

?????文件??????29137??2007-08-15?16:33??導入3ds模型的程序\Debug\Init.obj

?????文件????6014028??2007-08-15?16:33??導入3ds模型的程序\Debug\3DS?Loader.pch

?????文件??????43981??2007-08-15?16:33??導入3ds模型的程序\Debug\Main.obj

?????文件?????394432??2007-08-15?16:33??導入3ds模型的程序\Debug\3DS?Loader.ilk

?????文件?????254019??2007-08-15?16:33??導入3ds模型的程序\Debug\3DS?Loader.exe

?????文件?????574464??2007-08-15?16:33??導入3ds模型的程序\Debug\3DS?Loader.pdb

?????文件???????1312??2007-08-15?16:33??導入3ds模型的程序\3DS?Loader.plg

?????文件??????53760??2007-08-15?16:33??導入3ds模型的程序\3DS?Loader.opt

?????目錄??????????0??2007-08-15?16:33??導入3ds模型的程序\Debug

?????目錄??????????0??2007-08-15?16:28??導入3ds模型的程序

-----------?---------??----------?-----??----

??????????????8935666????????????????????29

............此處省略2個文件信息