//***************************************************************************************
//?Camera.h?by?Frank?Luna?（C）?2011?All?Rights?Reserved.
//***************************************************************************************

#include?“Camera.h“

Camera::Camera（）
	:?mPosition（0.0f?0.0f?0.0f）?
	??mRight（1.0f?0.0f?0.0f）
	??mUp（0.0f?1.0f?0.0f）
	??mLook（0.0f?0.0f?1.0f）
{
	SetLens（0.25f*MathHelper::Pi?1.0f?1.0f?1000.0f）;
}

Camera::~Camera（）
{
}

XMVECTOR?Camera::GetPositionXM（）const
{
	return?xmloadFloat3（&mPosition）;
}

XMFLOAT3?Camera::GetPosition（）const
{
	return?mPosition;
}

void?Camera::SetPosition（float?x?float?y?float?z）
{
	mPosition?=?XMFLOAT3（x?y?z）;
}

void?Camera::SetPosition（const?XMFLOAT3&?v）
{
	mPosition?=?v;
}

XMVECTOR?Camera::GetRightXM（）const
{
	return?xmloadFloat3（&mRight）;
}

XMFLOAT3?Camera::GetRight（）const
{
	return?mRight;
}

XMVECTOR?Camera::GetUpXM（）const
{
	return?xmloadFloat3（&mUp）;
}

XMFLOAT3?Camera::GetUp（）const
{
	return?mUp;
}

XMVECTOR?Camera::GetLookXM（）const
{
	return?xmloadFloat3（&mLook）;
}

XMFLOAT3?Camera::GetLook（）const
{
	return?mLook;
}

float?Camera::GetNearZ（）const
{
	return?mNearZ;
}

float?Camera::GetFarZ（）const
{
	return?mFarZ;
}

float?Camera::GetAspect（）const
{
	return?mAspect;
}

float?Camera::GetFovY（）const
{
	return?mFovY;
}

float?Camera::GetFovX（）const
{
	float?halfWidth?=?0.5f*GetNearWindowWidth（）;
	return?2.0f*atan（halfWidth?/?mNearZ）;
}

float?Camera::GetNearWindowWidth（）const
{
	return?mAspect?*?mNearWindowHeight;
}

float?Camera::GetNearWindowHeight（）const
{
	return?mNearWindowHeight;
}

float?Camera::GetFarWindowWidth（）const
{
	return?mAspect?*?mFarWindowHeight;
}

float?Camera::GetFarWindowHeight（）const
{
	return?mFarWindowHeight;
}

void?Camera::SetLens（float?fovY?float?aspect?float?zn?float?zf）
{
	//?cache?properties
	mFovY?=?fovY;
	mAspect?=?aspect;
	mNearZ?=?zn;
	mFarZ?=?zf;

	mNearWindowHeight?=?2.0f?*?mNearZ?*?tanf（?0.5f*mFovY?）;
	mFarWindowHeight??=?2.0f?*?mFarZ?*?tanf（?0.5f*mFovY?）;

	XMMATRIX?P?=?XMMatrixPerspectiveFovLH（mFovY?mAspect?mNearZ?mFarZ）;
	XMStoreFloat4x4（&mProj?P）;
}

void?Camera::LookAt（FXMVECTOR?pos?FXMVECTOR?target?FXMVECTOR?worldUp）
{
	XMVECTOR?L?=?XMVector3Normalize（XMVectorSubtract（target?pos））;
	XMVECTOR?R?=?XMVector3Normalize（XMVector3Cross（worldUp?L））;
	XMVECTOR?U?=?XMVector3Cross（L?R）;

	XMStoreFloat3（&mPosition?pos）;
	XMStoreFloat3（&mLook?L）;
	XMStoreFloat3（&mRight?R）;
	XMStoreFloat3（&mUp?U）;
}

void?Camera::LookAt（const?XMFLOAT3&?pos?const?XMFLOAT3&?target?const?XMFLOAT3&?up）
{
	XMVECTOR?P?=?xmloadFloat3（&pos）;
	XMVECTOR?T?=?xmloadFloat3（&target）;
	XMVECTOR?U?=?xmloadFloat3（&up）;

	LookAt（P?T?U）;
}

XMMATRIX?Camera::View（）const
{
	return?xmloadFloat4x4（&mView）;
}

XMMATRIX?Camera::Proj（）const
{
	return?xmloadFloat4x4（&mProj）;
}

XMMATRIX?Camera::ViewProj（）const
{
	return?XMMatrixMultiply（View（）?Proj（））;
}

void?Camera::Strafe（float?d）
{
	//?mPosition?+=?d*mRight
	XMVECTOR?s?=?XMVectorReplicate（d）;
	XMVECTOR?r

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

????.......???????213??2016-11-17?05:38??directx11-pratices-master\.gitignore

????.......??????5058??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\Camera.cpp

????.......??????2431??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\Camera.h

?????文件??????12999??2017-02-28?10:49??directx11-pratices-master\Common_vs2015\d3dApp.cpp

????.......??????2141??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\d3dApp.h

????.......??????2835??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\d3dUtil.cpp

?????文件???????4764??2017-02-28?10:54??directx11-pratices-master\Common_vs2015\d3dUtil.h

????.......?????54214??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\d3dx11effect.h

????.......?????61034??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\DDSTextureLoader.cpp

????.......??????5063??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\DDSTextureLoader.h

????.......????200401??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\dxerr.cpp

????.......??????3144??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\dxerr.h

????.......??????3257??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\GameTimer.cpp

????.......???????757??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\GameTimer.h

????.......?????18097??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\GeometryGenerator.cpp

????.......??????3237??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\GeometryGenerator.h

????.......???????272??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\LightHelper.cpp

????.......??????1847??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\LightHelper.h

????.......??????2300??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\MathHelper.cpp

????.......??????1779??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\MathHelper.h

?????文件???????1276??2017-02-28?10:47??directx11-pratices-master\Common_vs2015\TextureMgr.cpp

????.......???????653??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\TextureMgr.h

????.......??????4717??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\Waves.cpp

????.......??????1669??2016-11-17?05:38??directx11-pratices-master\Common_vs2015\Waves.h

????.......??????5384??2016-11-17?05:38??directx11-pratices-master\dx9-src\Appendix?A?Code\Hello?World\hello.cpp

????.......?????31823??2016-11-17?05:38??directx11-pratices-master\dx9-src\Part?II?Code\Chapter?1\D3D9?Init\chap1_0.jpg

????.......??????2148??2016-11-17?05:38??directx11-pratices-master\dx9-src\Part?II?Code\Chapter?1\D3D9?Init\d3dInit.cpp

????.......??????4197??2016-11-17?05:38??directx11-pratices-master\dx9-src\Part?II?Code\Chapter?1\D3D9?Init\d3dUtility.cpp

????.......??????1263??2016-11-17?05:38??directx11-pratices-master\dx9-src\Part?II?Code\Chapter?1\D3D9?Init\d3dUtility.h

????.......????????35??2016-11-17?05:38??directx11-pratices-master\dx9-src\Part?II?Code\Chapter?2\no?samples?for?chap2.txt

............此處省略562個文件信息