Esempio n. 1
0
Dvoid Camera::Yaw()
{
    if (m_MouseMoveInterval.x == 0)
        return;

    m_bMove = true;

    Matrix44	matRot;
    Vector3	vUp(0, 1, 0);
    float	fAngle = m_MouseMoveInterval.x * m_fMouseSens * m_fTimeDelta;

    matRot.Rotation(vUp, fAngle);

    for (Duint i = 0; i < CD_MAX; ++i)
    {
        m_vDir[i] = Vec4ToVec3(matRot * Vector4(m_vDir[i], 0), Vector4::W_IGNORE);
        m_vDir[i].Normalize();
    }
}
Esempio n. 2
0
Dvoid Camera::Pitch()
{
    if ( m_MouseMoveInterval.y == 0)
        return;

    m_bMove = true;

    Matrix44	matRot;
    float fAngle = m_MouseMoveInterval.y * m_fMouseSens * m_fTimeDelta;

    matRot.Rotation( m_vDir[CD_RIGHT], fAngle );

    // Right축을 제외한 축을 변환한다.
    for ( Duint i = 0; i < CD_MAX; ++i )
    {
        if (i == CD_RIGHT)	continue;

        m_vDir[i] = Vec4ToVec3(matRot * Vector4(m_vDir[i], 0), Vector4::W_IGNORE);
        m_vDir[i].Normalize();
    }
}
Esempio n. 3
0
	//world -> view
	Matrix44 TransformHelper::CreateView(const Vector3& eye, const Vector3& lookAt, const Vector3& up)
	{				
		// compute view vectors
		Vector3 view = lookAt - eye;
		Vector3 right;
		Vector3 viewUp;
		view.Normalize();
		right = view.Cross(up);
		right.Normalize();
		viewUp = right.Cross(view);
		viewUp.Normalize();

		// now set up matrices
		// base rotation matrix
		Matrix33 rotate;
		rotate.SetColumns(right, viewUp, -view);

		// view->world transform
		// set rotation
		//Matrix44 mViewToWorldMatrix;
		//mViewToWorldMatrix.Rotation(rotate);
		//// set translation (eye position)
		//mViewToWorldMatrix(0, 3) = eye.x;
		//mViewToWorldMatrix(1, 3) = eye.y;
		//mViewToWorldMatrix(2, 3) = eye.z;

		// world->view transform
		// set rotation
		Matrix44 mWorldToViewMatrix;
		rotate.Transpose();
		mWorldToViewMatrix.Rotation(rotate);
		// set translation (rotate into view space)
		Vector3 invEye = -(rotate*eye);
		mWorldToViewMatrix(0, 3) = invEye.x;
		mWorldToViewMatrix(1, 3) = invEye.y;
		mWorldToViewMatrix(2, 3) = invEye.z;
					
		return mWorldToViewMatrix;
	}