580             math::VEC3 direction(resLight.GetDirection());  in ActivateHemiSphereLight()  local
585                     &direction, &hemiSphereLight->TrackbackWorldMatrix(), &resLight.GetDirection());  in ActivateHemiSphereLight()
593             math::VEC3TransformNormal(&direction, &viewMatrix, &direction);  in ActivateHemiSphereLight()
594 …      math::VEC4 directionAndLerp(direction.x, direction.y, direction.z, resLight.GetLerpFactor());  in ActivateHemiSphereLight()
635         nw::math::VEC4 direction(light->Direction());  in ActivateFragmentLight()  local
636         direction.w = 0.0f;  in ActivateFragmentLight()
638         this->TransformToViewCoordinate(&direction, &viewMatrix, &direction);  in ActivateFragmentLight()
641         GraphicsDevice::ActivateFragmentLightPosition(index, -direction);  in ActivateFragmentLight()
642         GraphicsDevice::SetFragmentLightPositionW(index, (direction.w == 0.0f));  in ActivateFragmentLight()
704         nw::math::VEC4 direction(light->Direction());  in ActivateFragmentLight()  local
705         direction.w = 0.0f;  in ActivateFragmentLight()
707         this->TransformToViewCoordinate(&direction, &viewMatrix, &direction);  in ActivateFragmentLight()
713         math::VEC3 spotDirection(direction);  in ActivateFragmentLight()