#include?
#include?
#include?
using?namespace?std;

#include?“math3d.h“
#include?“Selection.h“


Selection?selection;

M3DVector2f?left_bottom?right_top;
bool?bool_select_area?=?false;



int?viewport[4];

static?M3DVector3f?corners[]?=?{
	-25?25?25?
	25?25?25?
	25?-25?25?
	-25?-25?25
	-25?25?-25?
	25?25?-25?
	25?-25?-25
	-25?-25?-25
};


void?init（void）?
{
??glClearColor?（0.0?0.0?0.0?0.0）;
??glShadeModel?（GL_FLAT）;
}

void?display（void）
{
???M3DMatrix44f?mat_proj?mat_modelview;

???int?width?=?glutGet（?GLUT_WINDOW_WIDTH?）?height?=?glutGet（?GLUT_WINDOW_HEIGHT?）;
???

???glViewport?（0?0?（GLsizei）?width?（GLsizei）?height）;?

???glGetIntegerv（GL_VIEWPORT?viewport）;

???glClear?（GL_COLOR_BUFFER_BIT）;

???glPushAttrib（GL_POLYGON_BIT

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

?????文件??????31949??2012-12-20?11:06??imgs\example1.png

?????文件??????31476??2012-12-20?11:06??imgs\example2.png

?????文件??????28224??2012-12-20?11:06??imgs\example3.png

?????文件???????3511??2012-12-20?11:06??tools\CHiResTimer.h

?????文件???????4803??2012-12-20?11:06??tools\CVector.h

?????文件???????3665??2012-12-20?11:06??main.cpp

?????文件??????30916??2012-12-20?11:06??math3d.cpp

?????文件??????28166??2012-12-20?11:06??math3d.h

?????文件????????865??2012-12-20?11:06??README.md

?????文件???????3010??2012-12-20?11:06??Selection.cpp

?????文件????????777??2012-12-20?11:06??Selection.h

?????目錄??????????0??2012-12-20?11:06??imgs

?????目錄??????????0??2012-12-20?11:06??tools

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

???????????????167362????????????????????13