#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?“camera.h“



void?Fps::InitFps（）
{
	int?i;?for（i=0;i?ames[i]?=?30;
}

float?Fps::GetFps（）
{
	float?fps?=?0.0f;
	int?i;
	int?dt?=?timeGetTime（）?-?g_lastTime;
	g_lastTime?=?timeGetTime（）;
	g_tenframes[g_frameCount]?=?dt;
	g_frameCount?=?（g_frameCount?+?1）%10;	
	for（i=0;i<10;i++）{fps?+=?（float）g_tenframes[i];}
	fps?=?fps/10.0f;

	fps?=?1000.0f/fps;

	return?fps;
}

bool?Camera::GetKey（int?virtKeyCode）
{
????if?（GetAsyncKeyState（virtKeyCode）?&?0x8000）?return?true;
????return?false;
}

bool?Camera::Camera_Init（）
{
	MouseMove=false;
	MCenX=0;?MCenY=0;
	accX=0;?accY=0;

	timeStamp?=?timeGetTime（）;

	return?true;
}

void?Camera::frcam_update（）
{
	mouse_x?=?-accX;
	mouse_y?=?-accY;
	accX?=?0;?accY?=?0;
}

void?Camera::frcam_motion（int?win_width?int?win_height）
{
	int?dx?dy;
	POINT?pt;
	
	GetCursorPos（&pt）;
	if?（!MouseMove）?{
		MCenX?=?（win_width/2）;
		MCenY?=?（win_height/2）;	
		SetCursorPos（MCenX?MCenY）;
		accX?=?0;
		accY?=?0;
		MouseMove?=?true;
	}

	else?
	{
		if?（MCenX==pt.x?&&?MCenY==pt.y）{return;}
		dx?=?MCenX?-pt.x;
		dy?=?MCenY?-pt.y;
		accX?+=?dx;
		accY?+=?dy;
		SetCursorPos（MCenX?MCenY）;
	}
}

bool?Camera::Camera_Update（int?win_width?int?win_height）
{
	frcam_update（）;

	screen_width=win_width;
	screen_height=win_height;

	frcam_motion（screen_width?screen_height）;

	float?prev_XPos=XPos;
	float?prev_YPos=YPos;
	float?prev_ZPos=ZPos;
	float?prev_XZAngle=XZAngle;
	float?prev_YZAngle=YZAngle;
	float?prev_XYAngle=XYAngle;
	float?prev_speed=speed;
	float?prev_radius=radius;
	int?prev_timeStamp=timeStamp;

	timeStamp?=?timeGetTime（）;
	dt?=?timeStamp?-?prev_timeStamp;
	dxyAngle=0;
	AngleSpeed=0.2f;

	
	dxzAngle?=?（float）mouse_x*g_maxTurnRate;
	XZAngle?=?prev_XZAngle?+?dxzAngle;
	if（XZAngle?>?360.0f）?XZAngle?-=?360.f;
	if（XZAngle?
	dyzAngle=（float）mouse_y*g_maxTurnRate;
	YZAngle?=?prev_YZAngle?-?dyzAngle;
	if（YZAngle?>?360.0f）?YZAngle?-=?360.f;
	if（YZAngle?
	if?（GetKey（VK_LEFT））	dxyAngle?+=0.5;?
	if?（GetKey（VK_RIGHT））	dxyAngle?-=0.5;

	XYAngle?=?prev_XYAngle?-?dxyAngle;
	if（XYAngle?>?360.0f）??XYAngle?-=?360.f;
	if（XYAngle?		
	if?（?（XYAngle?>?5.0f）?&&?（XYAngle?	if?（?（XYAngle??305.0f））	XZAngle?-=AngleSpeed;


	if?（GetKey（VK_UP）?||?GetKey（‘A‘））?{speed?=?prev_speed?-?g_acceleration?*?（float）dt;}
	if?（GetKey（VK_DOWN）?||?GetKey（‘Z‘））?{speed?=?prev_speed?+?g_acceleration?*?（float）dt;}

	if（speed?>?g_maxSpeed）	speed?=?g_maxSpeed;
	if（speed?
	XPos?=?prev_XPos?+?（float）dt?*?speed?*?（float）sin（-XZAngle/180.0*P_I）?*?（float）cos（YZAngle/180.0*P_I）;
	YPos?=?prev_YPos?+?（float）dt?*?speed?*?（float）

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2011-03-04?15:36??AtomicAlpha\
?????文件????????5156??2011-03-02?01:35??AtomicAlpha\AtomicAlpha.dsp
?????文件?????????530??2011-03-02?01:35??AtomicAlpha\AtomicAlpha.dsw
?????文件???????99328??2011-03-04?15:36??AtomicAlpha\AtomicAlpha.ncb
?????文件???????48640??2011-03-04?15:36??AtomicAlpha\AtomicAlpha.opt
?????文件????????6407??2011-03-01?23:22??AtomicAlpha\camera.cpp
?????文件????????1135??2005-11-10?14:36??AtomicAlpha\camera.h
?????文件???????66614??2002-12-24?11:58??AtomicAlpha\Colour1024.bmp
?????文件????????2599??2011-03-01?23:35??AtomicAlpha\Config.cpp
?????文件?????????762??2011-03-01?23:36??AtomicAlpha\Config.h
?????文件?????????475??2011-03-04?15:34??AtomicAlpha\config.ini
?????目錄???????????0??2011-03-02?00:00??AtomicAlpha\data\
?????文件?????1048576??2004-05-31?14:57??AtomicAlpha\data\1.raw
?????文件?????1048576??2005-12-01?18:35??AtomicAlpha\data\vars.raw
?????目錄???????????0??2011-03-01?23:59??AtomicAlpha\Debug\
?????文件??????700473??2011-03-01?23:59??AtomicAlpha\Debug\AtomicAlpha.exe
?????文件?????1021724??2011-03-01?23:59??AtomicAlpha\Debug\AtomicAlpha.ilk
?????文件?????5803612??2011-03-01?23:59??AtomicAlpha\Debug\AtomicAlpha.pch
?????文件?????1344512??2011-03-01?23:59??AtomicAlpha\Debug\AtomicAlpha.pdb
?????文件???????26640??2011-03-01?23:50??AtomicAlpha\Debug\camera.obj
?????文件??????298330??2011-03-01?23:36??AtomicAlpha\Debug\Config.obj
?????文件???????17767??2011-03-01?23:47??AtomicAlpha\Debug\font.obj
?????文件???????18557??2011-03-01?23:47??AtomicAlpha\Debug\glFrustum.obj
?????文件???????40899??2011-03-01?23:58??AtomicAlpha\Debug\GLScene.obj
?????文件???????31113??2011-03-01?23:56??AtomicAlpha\Debug\Launcher.obj
?????文件???????57645??2011-03-01?23:59??AtomicAlpha\Debug\math3d.obj
?????文件???????55635??2011-03-01?23:59??AtomicAlpha\Debug\Roam.obj
?????文件???????30561??2011-03-01?23:41??AtomicAlpha\Debug\system.obj
?????文件???????63261??2011-03-01?23:47??AtomicAlpha\Debug\texture.obj
?????文件??????230400??2011-03-04?15:34??AtomicAlpha\Debug\vc60.idb
?????文件??????167936??2011-03-01?23:59??AtomicAlpha\Debug\vc60.pdb
............此處省略17個文件信息