C++ (Cpp) ShadingPoint::get_object_instance_index примеры использования

Пример #1

Файл: lightsampler.cpp Проект: docwhite/appleseed

double LightSampler::evaluate_pdf(const ShadingPoint& shading_point) const
{
    assert(shading_point.is_triangle_primitive());

    const EmittingTriangleKey triangle_key(
        shading_point.get_assembly_instance().get_uid(),
        shading_point.get_object_instance_index(),
        shading_point.get_region_index(),
        shading_point.get_primitive_index());

    const EmittingTriangle* triangle = m_emitting_triangle_hash_table.get(triangle_key);
    return triangle->m_triangle_prob * triangle->m_rcp_area;
}