#include?“Camera.h“
#include?
#include?“.\camera.h“

#define?new?VNEW

CCamera::CCamera（）?:
m_fNear（0.f）
m_fFar（0.f）
m_fFOV（0.f）
m_fAspect（0.f）
m_bIsRot（false）
m_bIsTrans（false）
m_fCameraYawAngle（0.f）
m_fCameraPitchAngle（0.f）
m_vDelta（0.f?0.f?0.f）
m_fVelocity（0.01f）
m_fMaxPitch（D3DX_PI*0.49f）
m_fMinPitch（-D3DX_PI*0.49f）
{
	m_EyePos?=?D3DXVECTOR3（0.f?0.f?0.f）;
	m_LookAt?=?D3DXVECTOR3（0.f?0.f?1.f）;
	m_Up	?=?D3DXVECTOR3（0.f?1.f?0.f）;

}

CCamera::~CCamera（）
{

}


void?CCamera::SetViewParams（?D3DXVECTOR3?&pos?D3DXVECTOR3?&lookat?D3DXVECTOR3?&up?）
{
	m_EyePos?=?pos;
	m_LookAt?=?lookat;
	m_Up	?=?up;
	m_Direction?=?m_LookAt?-?m_EyePos;
	D3DXVec3Cross（?&m_Right?&m_Up?&m_Direction?）;


	D3DXMatrixLookAtLH（&m_ViewTrans?&m_EyePos?&m_LookAt?&m_Up）;

	D3DXMATRIX?mInvView;
	D3DXMatrixInverse（?&mInvView?NULL?&m_ViewTrans?）;
	D3DXVECTOR3*?pZBasis?=?（D3DXVECTOR3*）?&mInvView._31;
	m_fCameraYawAngle???=?atan2f（?pZBasis->x?pZBasis->z?）;
	float?fLen?=?sqrtf（pZBasis->z*pZBasis->z?+?pZBasis->x*pZBasis->x）;
	m_fCameraPitchAngle?=?-atan2f（?pZBasis->y?fLen?）;
}

void?CCamera::SetProjParams（?float?fFOV?float?fAspect?float?fNear?float?fFar??）
{
	m_fFOV		=?fFOV;
	m_fAspect	=?fAspect;
	m_fNear?????=?fNear;
	m_fFar??????=?fFar;

	D3DXMatrixPerspectiveFovLH（?&m_ProjTrans?m_fFOV?m_fAspect?m_fNear?m_fFar?）;
}
void?CCamera::SetOrthoProjParams（?float?w?float?h?float?fNear?float?fFar?）
{
	D3DXMatrixOrthoLH（?&m_ProjTrans?w?h?fNear?fFar?）;
}
const?D3DXMATRIX?*CCamera::GetViewTrans（）?const
{
	return?&m_ViewTrans;
}
const?D3DXMATRIX?*CCamera::GetProjTrans（）?const
{
	return?&m_ProjTrans;
}

void?CCamera::SetMoveVelocity（?float?fVelocity?）
{
	m_fVelocity?=?fVelocity;
}


LRESULT?CCamera::HandleMessage（HWND?hWnd?UINT?msg?WPARAM?wParam?LPARAM?lParam）
{
	//m_vDelta?=?D3DXVECTOR3（0.f?0.f?0.f）;
	//?setcapture?getcursorPos
	switch（?msg?）
	{	
	case?WM_LBUTTONDOWN:
		{
			m_bIsRot?=?true;
			SetCapture（hWnd）;
			GetCursorPos（&m_LastPoint）;
		}
		break;
	case?WM_LBUTTONUP:
		{
			m_bIsRot?=?false;
			ReleaseCapture（）;
		}
		break;
	}

	return?0;
}

void?CCamera::ProcessKey（）
{
	static?float?fPreTime?=?static_cast（timeGetTime（））;
	float?fCurrentTime?=?static_cast（timeGetTime（））;
	float?fElapsedTime?=?（fCurrentTime?-?fPreTime）*0.001f;
	m_vDelta?=?D3DXVECTOR3（0.f?0.f?0.f）;
	float?fVelocity?=?m_fVelocity?*?fElapsedTime;

	if（?GetKeyState（‘W‘）?&?0x8000?）
	{
		m_bIsTrans?=?true;
		m_vDelta.z?+=?fVelocity;
	}
	if（?GetKeyState（‘S‘）?&?0x8000?）
	{
		m_bIsTrans?=?true;
		m_vDelta.z?-=?fVelocity;
	}
	if（?GetKeyState（‘A‘）?&?0x8000?）
	{
		m_bIsTrans?=?true;
		m_vDelta.x?-=?fVelocity;
	}
	if（?GetKeyState（‘D‘）?&?0x8000?）
	{
		m_bIsTrans?=?true;
		m_vDelta.x?+=?fVelocity;
	}
	if（?GetKeyState（VK_HOME）?&?0x8000?）
	{
		m_bIsTrans?=?true;
		m_vDelta.y?+=?fVelocity;
	}
	if（?GetKeyState（VK_END）?&?0x8000?）
	{
	

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

?????文件?????116134??2007-07-27?11:03??DXproject\bin\banana.png

?????文件?????518233??2007-07-27?11:41??DXproject\bin\Blue?hills.png

?????文件?????176128??2008-10-31?11:27??DXproject\bin\DXproject.exe

?????文件?????109640??2008-10-31?10:32??DXproject\bin\earth.X

?????文件??????20941??2004-03-28?22:48??DXproject\bin\grass.jpg

?????文件?????109636??2008-10-31?10:32??DXproject\bin\moon.X

?????文件?????109636??2008-10-31?10:33??DXproject\bin\sun.X

?????文件?????659053??2008-08-22?16:44??DXproject\bin\Sunset.png

?????文件??????66616??2008-10-21?14:38??DXproject\bin\Terrain_256.bmp

????..A..H.?????11264??2008-10-21?15:50??DXproject\DXproject.suo

?????文件???????4752??2008-10-21?14:12??DXproject\src\Camera.cpp

?????文件???????2732??2008-10-21?14:12??DXproject\src\Camera.h

?????文件??????24190??2008-10-21?15:50??DXproject\src\directx.ico

?????文件??????42388??2008-10-31?11:25??DXproject\src\DXproject.aps

?????文件????1076224??2008-12-10?20:06??DXproject\src\DXproject.ncb

?????文件???????1690??2008-10-21?15:50??DXproject\src\DXproject.rc

?????文件????????907??2008-10-20?08:32??DXproject\src\DXproject.sln

????..A..H.?????10240??2008-12-10?20:06??DXproject\src\DXproject.suo

?????文件???????3822??2008-10-31?10:35??DXproject\src\DXproject.vcproj

?????文件???????5266??2008-12-10?20:06??DXproject\src\Game.cpp

?????文件???????3064??2008-12-10?20:06??DXproject\src\MeshModle.cpp

?????文件????????935??2008-12-10?20:02??DXproject\src\MeshModle.h

?????文件????????452??2008-10-21?15:50??DXproject\src\resource.h

?????文件???????3396??2008-12-10?20:03??DXproject\src\Terrain.cpp

?????文件????????937??2008-12-10?20:00??DXproject\src\Terrain.h

?????目錄??????????0??2008-10-31?11:43??DXproject\bin

?????目錄??????????0??2008-12-10?20:06??DXproject\src

?????目錄??????????0??2008-10-31?11:43??DXproject

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

??????????????3078276????????????????????28

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