#include?
#include?
#include?
#include?
#include?
#include?“l(fā)oop.h“

#define?ALPHA_MAX?20
#define?ALPHA_LIMIT?0.469?/*?converges?to?~?0.469?*/

GLfloat?ALPHA[]?=?{1.13333?-0.358974?-0.333333?0.129032?0.945783?2.0
						?3.19889?4.47885?5.79946?7.13634?8.47535?9.80865
						?11.1322?12.4441?13.7439?15.0317?16.3082?17.574
						?18.83?20.0769};

#define?BETA_MAX?20
#define?BETA_LIMIT?0.469?/*?converges?to?~?0.469?*/

GLfloat?BETA[]?=?{0.46875?1.21875?1.125?0.96875?0.840932?0.75?0.686349
						0.641085?0.60813?0.583555?0.564816?0.55024?0.5387
						0.529419?0.52185?0.515601?0.510385?0.505987?0.502247?0.49904?};

#define?NEWVERTEX?123.0

GLfloat?alpha（GLuint?n）;
GLfloat?beta（GLuint?n）;

long?writeOBJ（WingedEdge*?we?char*?filename）?{
	FILE*?file;
	Face*?face;
	Vertex*?vertex;
	GLfloat?counter;
	long?lines?=?0;
	
	file?=?fopen（filename?“w“）;
	if?（!file）?{
		fprintf（stderr?“writeOBJ（）?failed:?can‘t?open?data?file?\“%s\“.\n“
			filename）;
		//?Modified?by?owada
		return?0;
	}
	counter?=?1.0;
	vertex?=?we->vertices;
	while?（vertex）?{
		fprintf（file?“v?%f?%f?%f\n“?vertex->x?vertex->y?vertex->z）;
		lines++;
		
		vertex->averaged?=?new?Vertex?;
		vertex->averaged->x?=?counter;
		counter?+=?1.0;
		vertex?=?vertex->next;
	}
	face?=?we->faces;
	while?（face）?{
		fprintf（file?“f?%d?%d?%d\n“
			（int）（face->edge->head->averaged->x）
			（int）（face->edge->prev->head->averaged->x）
			（int）（face->edge->prev->prev->head->averaged->x））;
		lines++;
		face?=?face->next;
	}
	fclose（file）;
	return?lines;
}	
	
WingedEdge*?readOBJ（char*?filename）?{
	FILE*?file;
	Model*?model;
	WingedEdge*?we;
	
	/*?open?the?file?*/
	file?=?fopen（filename?“r“）;
	if?（!file）?{
		fprintf（stderr?“readOBJ（）?failed:?can‘t?open?data?file?\“%s\“.\n“
			filename）;
		exit（1）;
	}
????
	/*?allocate?a?new?model?*/
	model?=?new?Model?;
	model->position?=?new?Vertex?;
	model->position->x?=?0.0;
	model->position->y?=?0.0;
	model->position->z?=?0.0;

	firstPass（model?file）;

	rewind（file）;

	we?=?secondPass（model?file）;

	return?we;
}

GLvoid?firstPass（Model*?model?FILE*?file）?{
	GLuint?numVertices;
	GLuint?numFaces;
	char?buf[128];

	numVertices?=?numFaces?=?0;

	while?（fscanf（file?“%s“?buf）?!=?EOF）?{
		switch?（buf[0]）?{
			case?‘#‘:?/*?comments*/
				/*?eat?up?the?rest?of?the?line?*/
				fgets（buf?sizeof（buf）?file）;
				break;
			case?‘v‘:?/*?a?vertex!?*/
				/*?ignore?all?but?the?simple?case?*/
				numVertices++;
				fgets（buf?sizeof（buf）?file）;
				break;
			case?‘f‘:?/*?a?face!?*/
				numFaces++;
				fgets（buf?sizeof（buf）?file）;
				break;
			default:?/*?I?don‘t?care?about?the?other?cases!?*/
				fgets（buf?sizeof（buf）?file）;
				break;
		}
	}				

	model->numFaces?=?numFaces;
	model->numVertices?=?numVertices;
	/*?Our?work?here?is?done.?*/
}

WingedEdge*?secondPass（Model*

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-05-16?12:13??Loop2\
?????目錄???????????0??2018-05-08?09:12??Loop2\.vs\
?????目錄???????????0??2018-05-08?09:12??Loop2\.vs\Loop2\
?????目錄???????????0??2018-05-08?09:12??Loop2\.vs\Loop2\v15\
?????文件???????35840??2018-05-08?09:13??Loop2\.vs\Loop2\v15\.suo
?????目錄???????????0??2018-04-10?19:43??Loop2\Debug\
?????文件???????68096??2018-04-16?17:55??Loop2\Debug\Loop2.exe
?????文件??????392736??2018-04-16?17:55??Loop2\Debug\Loop2.ilk
?????文件??????708608??2018-04-16?17:55??Loop2\Debug\Loop2.pdb
?????文件?????1386496??1997-11-25?17:11??Loop2\Debug\glaux.dll
?????文件??????121856??2008-04-14?12:00??Loop2\Debug\glu32.dll
?????文件??????169984??1998-08-18?16:25??Loop2\Debug\glut.dll
?????文件??????169984??1998-08-18?16:25??Loop2\Debug\glut32.dll
?????文件??????713728??2008-04-14?12:00??Loop2\Debug\opengl32.dll
?????目錄???????????0??2014-12-01?21:59??Loop2\Loop2\
?????目錄???????????0??2018-04-16?17:55??Loop2\Loop2\Debug\
?????文件?????????932??2018-04-10?19:43??Loop2\Loop2\Debug\Loop2.Build.CppClean.log
?????文件??????????83??2014-12-01?21:59??Loop2\Loop2\Debug\Loop2.lastbuildstate
?????文件????????2623??2018-04-16?17:55??Loop2\Loop2\Debug\Loop2.log
?????目錄???????????0??2018-04-16?17:55??Loop2\Loop2\Debug\Loop2.tlog\
?????文件????????6854??2018-04-16?17:55??Loop2\Loop2\Debug\Loop2.tlog\CL.read.1.tlog
?????文件????????1784??2018-04-16?17:55??Loop2\Loop2\Debug\Loop2.tlog\CL.write.1.tlog
?????文件?????????170??2018-04-16?17:55??Loop2\Loop2\Debug\Loop2.tlog\Loop2.lastbuildstate
?????文件????????1862??2018-04-16?17:55??Loop2\Loop2\Debug\Loop2.tlog\cl.command.1.tlog
?????文件????????1582??2018-04-16?17:55??Loop2\Loop2\Debug\Loop2.tlog\link.command.1.tlog
?????文件????????3250??2018-04-16?17:55??Loop2\Loop2\Debug\Loop2.tlog\link.read.1.tlog
?????文件?????????684??2018-04-16?17:55??Loop2\Loop2\Debug\Loop2.tlog\link.write.1.tlog
?????文件???????68432??2018-04-10?19:43??Loop2\Loop2\Debug\loop.obj
?????文件???????30998??2018-04-16?17:55??Loop2\Loop2\Debug\object.obj
?????文件????????7400??2018-04-10?19:43??Loop2\Loop2\Debug\print.obj
?????文件???????84992??2018-04-16?17:55??Loop2\Loop2\Debug\vc120.idb
............此處省略34個文件信息