Function DirectionalLight_set

tutorials/common/lights/directional_light.cpp:70–80

//! Set the parameters of an ispc-side DirectionalLight object
extern "C" void DirectionalLight_set(void* super,
                                 const Vec3fa& direction,
                                 const Vec3fa& radiance,
                                 float cosAngle)
{
  DirectionalLight* self = (DirectionalLight*)super;
  self->frame = frame(direction);
  self->radiance = radiance;
  self->cosAngle = cosAngle;
  self->pdf = cosAngle < COS_ANGLE_MAX ? uniformSampleConePDF(cosAngle) : inf;
}

//! Create an ispc-side DirectionalLight object
extern "C" void* DirectionalLight_create()