Method commit

modules/cpu/lights/SpotLight.cpp:74–104

}

void SpotLight::commit()
{
  Light::commit();
  position = getParam<vec3f>("position", vec3f(0.f));
  direction = getParam<vec3f>("direction", vec3f(0.f, 0.f, 1.f));
  float openingAngle = getParam<float>("openingAngle", 180.f);
  float penumbraAngle = getParam<float>("penumbraAngle", 5.f);
  radius = max(0.0f, getParam<float>("radius", 0.f));
  innerRadius =
      clamp(getParam<float>("innerRadius", 0.f), 0.0f, 0.999f * radius);

  // per default perpendicular to direction
  intensityDistribution.c0 = std::abs(direction.x) < std::abs(direction.y)
      ? vec3f(0.0f, direction.z, direction.y)
      : vec3f(direction.z, 0.0f, direction.x);
  intensityDistribution.readParams(*this);

  // check ranges and pre-compute parameters
  openingAngle = clamp(openingAngle, 0.f, 360.f);
  penumbraAngle = clamp(penumbraAngle, 0.f, 0.5f * openingAngle);

  cosAngleMax = std::cos(deg2rad(0.5f * openingAngle));
  const float cosAngleMin =
      std::cos(deg2rad(0.5f * openingAngle - penumbraAngle));
  cosAngleScale = 1.0f / (cosAngleMin - cosAngleMax);

  queryIntensityQuantityType(intensityDistribution
          ? OSP_INTENSITY_QUANTITY_SCALE
          : OSP_INTENSITY_QUANTITY_INTENSITY);
  processIntensityQuantityType(openingAngle);
}

void SpotLight::processIntensityQuantityType(const float openingAngle)
{