#include?
#include?
#include?
#include?
#include?
#include?

#define?GRID_WIDTH	26			//?網(wǎng)格寬度
#define?GRID_HEIGHT	21			//?網(wǎng)格高度
#define?GRID_EDGE	8.0			//?彈簧原長
#define?GRID_K		0.5			//?彈簧勁度系數(shù)
#define?GRID_DAMP	0.003		//?彈簧阻尼

typedef?struct					//?頂點(diǎn)結(jié)構(gòu)
{
	float?x?y?z;				//?頂點(diǎn)坐標(biāo)
	float?vx?vy?vz;			//?頂點(diǎn)運(yùn)動(dòng)速度
	int?fixed;
}VERTEX;

typedef?struct					//?力結(jié)構(gòu)
{
	float?fx?fy?fz;			//?力在3個(gè)方向的分力
}FORCE;

unsigned?char?btnState;				//?鼠標(biāo)狀態(tài)
int?oldx?oldy;
float?theta;						//?旋轉(zhuǎn)角度
float?axis[3];						//?旋轉(zhuǎn)軸
float?lastPos[3]?curPos[3];		//?鼠標(biāo)上次和當(dāng)前坐標(biāo)（映射到單位半球面）
float?lastMatrix[16]?={1.0?0.0?0.0?0.0?0.0?1.0?0.0?0.0?0.0?0.0?1.0?0.0?0.0?0.0?0.0?1.0};	//?上一次轉(zhuǎn)換矩陣
float?lookFromX[16]?={0.0?0.0?1.0?0.0?0.0?1.0?0.0?0.0?-1.0?0.0?0.0?0.0?0.0?0.0?0.0?1.0};	//?X方向正視矩陣
float?lookFromY[16]?={1.0?0.0?0.0?0.0?0.0?0.0?1.0?0.0?0.0?-1.0?0.0?0.0?0.0?0.0?0.0?1.0};	//?Y方向正視矩陣
float?lookFromZ[16]?={1.0?0.0?0.0?0.0?0.0?1.0?0.0?0.0?0.0?0.0?1.0?0.0?0.0?0.0?0.0?1.0};	//?Z方向正視矩陣

float?lightPos[]?=?{0.0-100.0?200.0?1.0};		//?光源坐標(biāo)
float?lightAmbient[]?=?{1.0?1.0?1.0?1.0};	//?環(huán)境光
float?lightDiffuse[]?=?{1.0?1.0?1.0?1.0};	//?漫反射光
float?lightSpecular[]?=?{1.0?1.0?1.0?1.0};	//?鏡面光
float?material[][4]?=?{{0.1?0.1?0.1?1.0}?{0.2?0.4?0.8?1.0}?{0.2?0.6?1.0?0.0}?128.0};	//?表面材質(zhì)
float?eye[3]?=?{0.0?-100.0?300.0};			//?視點(diǎn)
float?at[3]?=?{0.0?-100.0?200.0};				//?觀察點(diǎn)
float?up[3]?=?{0.0?1.0?0.0};					//?向上向量

float?defaultGravity[4]?=?{0.0?-0.2?0.0?1.0};//?默認(rèn)重力
float?gravity[4];								//?重力
VERTEX?vertex[GRID_HEIGHT][GRID_WIDTH];			//?頂點(diǎn)矩陣
VERTEX?vertexBack[GRID_HEIGHT][GRID_WIDTH];		//?后備頂點(diǎn)矩陣

int?GridFlag;									//?控制網(wǎng)格/紋理顯示
int?wndWidth?=?600;								//?窗口寬度
int?wndHeight?=?600;							//?窗口高度
void??Init（）;									//?初始化
void??Display（）;								//?窗口重繪函數(shù)
void??Reshape（int?newWidth?int?newHeight）;		//?窗口大小函數(shù)
void??Motion（int?x?int?y）;						//?鼠標(biāo)移動(dòng)函數(shù)
void??Mouse（int?btn?int?state?int?x?int?y）;	//?鼠標(biāo)點(diǎn)擊函數(shù)
void??Keyboard（unsigned?char?key?int?x?int?y）;//?鍵盤函數(shù)
void??Idle（）;									//?空閑函數(shù)
void??GetForce（VERTEX?*v1?VERTEX?*v2?FORCE?*force）;	//?計(jì)算作用力
int???Hemishere（int?x?int?y?int?dfloat?v[3]）;//?平面坐標(biāo)映射為半球面坐標(biāo)
void??GetGravity（float?matrix[16]?float?vector[4]）;	//?獲取重力
void??DrawQuad（int?x?int?y）;					//?繪制鴿子
bool??LoadTexture（LPCTSTR?szFileName?GLuint?&TexId）;		//?載入紋理

GLuint?Texture[1];

void?main（int?argc?char?**argv）
{
	glutInit（&argc?argv）;
	glutInitDisplayMode（GLUT_RGB?|?GLUT_DEPTH?|?GLUT_DOUBLE）;
	glutInitWindowSize（wndWidth?wndHeight）;
	glutInitWindowPosition（200?100）;
	glutCreateWindow（“Grid“）;

	if?（LoadTexture（_T（“1.bmp“）?Texture[0]）?==?FALSE）
		printf（“Failed“）;
	Init（）;

	glutReshapeFunc（Reshape）;
	glutDisplayFunc（Display）;
	glutMotionFunc（Motion）;
	glutMouseFunc（Mouse）;
	glutKeyboardFunc（Keyboard）;
	glutIdleFunc（Idle）;

	glutMain

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

?????文件?????162056??2009-12-20?17:14??net\debug\1.bmp

?????文件??????49152??2009-12-20?17:50??net\debug\Dot-Net?Under?Gravity.exe

?????文件?????453632??2009-12-20?17:50??net\debug\Dot-Net?Under?Gravity.pdb

?????文件??????13877??2009-12-20?17:50??net\Dot-Net?Under?Gravity\3DDotNet.cpp

?????文件??????55710??2009-12-20?17:50??net\Dot-Net?Under?Gravity\Debug\3DDotNet.obj

?????文件???????6398??2009-12-20?17:50??net\Dot-Net?Under?Gravity\Debug\BuildLog.htm

?????文件????????406??2009-12-11?05:28??net\Dot-Net?Under?Gravity\Debug\Dot-Net?Under?Gravity.exe.embed.manifest

?????文件????????472??2009-12-11?05:28??net\Dot-Net?Under?Gravity\Debug\Dot-Net?Under?Gravity.exe.embed.manifest.res

?????文件????????388??2009-12-20?17:50??net\Dot-Net?Under?Gravity\Debug\Dot-Net?Under?Gravity.exe.intermediate.manifest

?????文件????1160252??2009-12-13?15:47??net\Dot-Net?Under?Gravity\Debug\Dot-Net?Under?Gravity.res

?????文件?????????32??2009-12-13?16:53??net\Dot-Net?Under?Gravity\Debug\Dot-Net?Under?Gravity1.res

?????文件?????????67??2009-12-20?17:50??net\Dot-Net?Under?Gravity\Debug\mt.dep

?????文件?????388096??2009-12-20?17:50??net\Dot-Net?Under?Gravity\Debug\vc80.idb

?????文件?????102400??2009-12-20?17:50??net\Dot-Net?Under?Gravity\Debug\vc80.pdb

?????文件????1193512??2009-12-13?15:44??net\Dot-Net?Under?Gravity\Dot-Net?Under?Gravity.aps

?????文件???????1617??2009-12-13?15:44??net\Dot-Net?Under?Gravity\Dot-Net?Under?Gravity.rc

?????文件???????3997??2009-12-16?20:03??net\Dot-Net?Under?Gravity\Dot-Net?Under?Gravity.vcproj

?????文件???????1413??2009-12-20?18:10??net\Dot-Net?Under?Gravity\Dot-Net?Under?Gravity.vcproj.D3NXQ62X.DELL.user

?????文件??????17580??2009-12-13?15:58??net\Dot-Net?Under?Gravity\Dot-Net?Under?Gravity1.aps

?????文件???????1284??2009-12-13?15:58??net\Dot-Net?Under?Gravity\Dot-Net?Under?Gravity1.rc

?????文件????????464??2009-12-13?15:44??net\Dot-Net?Under?Gravity\resource.h

?????文件????????928??2009-12-10?21:59??net\net.sln

????..A..H.?????28672??2009-12-20?18:10??net\net.suo

?????文件?????240128??2010-01-16?18:03??基于彈簧-質(zhì)點(diǎn)系統(tǒng)的窗簾運(yùn)動(dòng)實(shí)時(shí)3D虛擬仿真.doc

?????目錄??????????0??2009-12-20?17:50??net\Dot-Net?Under?Gravity\Debug

?????目錄??????????0??2010-01-13?00:57??net\debug

?????目錄??????????0??2009-12-20?17:50??net\Dot-Net?Under?Gravity

?????目錄??????????0??2009-12-20?18:11??net

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

??????????????3882533????????????????????28

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