79 lines
1.5 KiB
C++
79 lines
1.5 KiB
C++
// Light.cpp: implementation of the CLight class.
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//
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//////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "Test.h"
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#include "Light.h"
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#include "math.h"
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#define PI 3.14159265
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#ifdef _DEBUG
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#undef THIS_FILE
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static char THIS_FILE[]=__FILE__;
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#define new DEBUG_NEW
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#endif
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CLight::CLight()
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{
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L_Diffuse=CRGB(0.0,0.0,0.0);//光源的漫反射颜色
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L_Specular=CRGB(1.0,1.0,1.0);//光源镜面高光颜色
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L_Position.x=0.0,L_Position.y=0.0,L_Position.z=1000;//光源位置直角坐标
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L_R=1000,L_Phi=0,L_Theta=0;//光源位置球坐标
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L_C0=1.0;//常数衰减系数
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L_C1=0.0;//线性衰减系数
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L_C2=0.0;//二次衰减系数
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L_OnOff=TRUE;//光源开启
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}
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CLight::~CLight()
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{
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}
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void CLight::SetDiffuse(CRGB dif)
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{
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L_Diffuse=dif;
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}
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void CLight::SetSpecular(CRGB spe)
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{
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L_Specular=spe;
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}
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void CLight::SetPosition(double x,double y,double z)
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{
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L_Position.x=x;
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L_Position.y=y;
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L_Position.z=z;
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}
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void CLight::SetGlobal(double r,double phi,double theta)
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{
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L_R=r;
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L_Phi=phi;
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L_Theta=theta;
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}
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void CLight::SetOnOff(BOOL onoff)
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{
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L_OnOff=onoff;
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}
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void CLight::SetCoef(double c0,double c1,double c2)
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{
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L_C0=c0;
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L_C1=c1;
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L_C2=c2;
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}
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void CLight::GlobalToXYZ()
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{
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L_Position.x=L_R*sin(L_Phi*PI/180)*sin(L_Theta*PI/180);
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L_Position.y=L_R*cos(L_Phi*PI/180);
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L_Position.z=L_R*sin(L_Phi*PI/180)*cos(L_Theta*PI/180);
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} |