camera.cpp

Cal3D实现虚拟角色 Cal3D实现虚拟角色

// camera.cpp: implementation of the Camera class.
//
//////////////////////////////////////////////////////////////////////

#include "camera.h"
#include "global.h"

Camera cam;

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

Camera::Camera()
{
	vvv=0.5;
	x=0.0;
	y=2.0;
	z=0.0;
	theta=0.0;
	psi=0.0;
	gama=0.0;
	fovy=45.0;
	aspect=640.0/480;
	znear=1.1;
	zfar=2200.0;
	vx=0;
	vy=0;
	width=640.0;
	height=480.0;
}

Camera::~Camera()
{
}

void Camera::Place(float x,float y,float z,float theta,float psi,float gama)
{
	glMatrixMode(GL_MODELVIEW);
	glLoadIdentity();
	glRotatef(-gama,0,0,1);
	glRotatef(-theta,1,0,0);
	glRotatef(-psi,0,1,0);
	glTranslatef(-x,-y,-z);
}

void Camera::Setup(float fovy,float aspect,float znear,float zfar,
		                  long vx,long vy,long width,long height)
{
	glMatrixMode(GL_PROJECTION);
	glLoadIdentity();
	gluPerspective(fovy,aspect,znear,zfar);	
	glViewport(vx,vy,width,height);
}