Matrix44 Camera::getViewMatrix()
{
Matrix44 viewMatrix;
viewMatrix.LoadIdentity();
viewMatrix.LookAt(m_eyePosition, m_nVector, m_upVector);
return viewMatrix;
}
Matrix44 Camera::getModelMatrix()
{
Matrix44 modelMatrix;
modelMatrix.LoadIdentity();
modelMatrix.Scalef(m_scale.x, m_scale.y, m_scale.z);
// 等以后需要时再加入旋转变换/
modelMatrix.Translatef(m_worldPos.x, m_worldPos.y, m_worldPos.z);
return modelMatrix;
}
Matrix44 Camera::getNormTransformMatrix()
{
// 光照计算放在世界坐标下计算，故直接使用单位矩阵/
//Matrix44 viewMatrix;
//viewMatrix.LoadIdentity();
//viewMatrix.LookAt(m_eyePosition, m_nVector, m_upVector);
//viewMatrix.Inverse();
//Matrix44 result = viewMatrix.GetTranspose();
Matrix44 result;
return result.LoadIdentity();
}