175     retVal.y_ = Vector3(mat_[1][0], mat_[1][1], mat_[1][2]).Length(); // 2: column2  in GetScale()
212         { trans.x_, trans.y_, 1.0f },  in CreateTranslation()
270         { trans.x_, trans.y_, trans.z_, 1.0f },  in CreateTranslation()
281     trans.y_ = -Vector3::Dot(yaxis, eye);  in CreateLookAt()
286         { xaxis.y_, yaxis.y_, zaxis.y_, 0.0f },  in CreateLookAt()
288         { trans.x_, trans.y_, trans.z_, 1.0f }  in CreateLookAt()
297         { camera.x_,           camera.y_,           0.0f, 1.0f },  in CreatePerspective()
306     retVal.x_ = vec.x_ * mat.mat_[0][0] + vec.y_ * mat.mat_[1][0] + mat.mat_[2][0]; // 2: row2  in Transform()
307     retVal.y_ = vec.x_ * mat.mat_[0][1] + vec.y_ * mat.mat_[1][1] + mat.mat_[2][1]; // 2: row2  in Transform()
315     retVal.x_ = vec.x_ * mat.mat_[0][0] + vec.y_ * mat.mat_[1][0] +  in Transform()
317     retVal.y_ = vec.x_ * mat.mat_[0][1] + vec.y_ * mat.mat_[1][1] +  in Transform()
319     retVal.z_ = vec.x_ * mat.mat_[0][2] + vec.y_ * mat.mat_[1][2] + // 2: row2  in Transform()
328     retVal.x_ = vec.x_ * mat.mat_[0][0] + vec.y_ * mat.mat_[1][0] +  in TransformWithPerspDiv()
330     retVal.y_ = vec.x_ * mat.mat_[0][1] + vec.y_ * mat.mat_[1][1] +  in TransformWithPerspDiv()
332     retVal.z_ = vec.x_ * mat.mat_[0][2] + vec.y_ * mat.mat_[1][2] +  in TransformWithPerspDiv()
334     float transformedW = vec.x_ * mat.mat_[0][3] + vec.y_ * mat.mat_[1][3] +  in TransformWithPerspDiv()
350     Vector3 screenPoint(p.x_, p.y_, 0.1f);  in GetOriginScreenPoint()
357     return Vector2(t * start.x_ + (1 - t) * end.x_, t * start.y_ + (1 - t) * end.y_);  in GetOriginScreenPoint()