Indigo Technical Reference For Indigo Renderer version 3.0.x Glare Technologies Limited Last updated June 2011 Render by Bertrand Benoit Table of Contents Indigo Technical Reference .................................................................................................................. 1 Indigo Overview ............................................................................................................................ 11 Running Indigo ......................................................................................................................... 11 Network Rendering ................................................................................................................... 11 Progressive rendering ................................................................................................................ 12 Command line parameter Reference .............................................................................................. 13 Scene XML format ............................................................................................................................. 15 renderer_settings ............................................................................................................................ 16 width .......................................................................................................................................... 16 height ......................................................................................................................................... 16 bih_tri_threshold ....................................................................................................................... 16 metropolis .................................................................................................................................. 16 large_mutation_prob ................................................................................................................. 17 max_change .............................................................................................................................. 17 max_depth ................................................................................................................................. 17 max_num_consec_rejections .................................................................................................... 17 logging ...................................................................................................................................... 18 bidirectional .............................................................................................................................. 18 save_untonemapped_exr ........................................................................................................... 18 save_tonemapped_exr ............................................................................................................... 18 save_igi ..................................................................................................................................... 18 image_save_period .................................................................................................................... 18 halt_time .................................................................................................................................... 19 halt_samples_per_pixel ............................................................................................................. 19 hybrid ........................................................................................................................................ 19 frame_upload_period ................................................................................................................ 19 auto_choose_num_threads ........................................................................................................ 20 num_threads .............................................................................................................................. 20 super_sample_factor ................................................................................................................. 20 display_period ........................................................................................................................... 20 ray_origin_nudge_distance ....................................................................................................... 21 watermark .................................................................................................................................. 21 info_overlay .............................................................................................................................. 21 cache_trees ................................................................................................................................ 21 aperture_diffraction ................................................................................................................... 21 post_process_diffraction ........................................................................................................... 22 render_region ............................................................................................................................ 22 render_region::x1 ...................................................................................................................... 22 render_region::y1 ...................................................................................................................... 22 render_region::x2 ...................................................................................................................... 22 render_region::y2 ...................................................................................................................... 22 render_foreground_alpha .......................................................................................................... 23 splat_filter ................................................................................................................................. 23 splat_filter::box ......................................................................................................................... 23 splat_filter::gaussian ................................................................................................................. 23 splat_filter::mn_cubic ............................................................................................................... 23 splat_filter::mn_cubic::blur ....................................................................................................... 23 splat_filter::mn_cubic::ring ....................................................................................................... 24 splat_filter::mn_cubic::radius ................................................................................................... 24 downsize_filter .......................................................................................................................... 24 vignetting .................................................................................................................................. 25 background ..................................................................................................................................... 26 skylight ........................................................................................................................................... 27 sundir ......................................................................................................................................... 27 turbidity ..................................................................................................................................... 27 extra_atmospheric ..................................................................................................................... 27 env_map ......................................................................................................................................... 29 env_map :: lat_long ................................................................................................................... 29 env_map :: lat_long :: path ........................................................................................................ 29 env_map :: lat_long :: gain ........................................................................................................ 29 env_map :: spherical ................................................................................................................. 30 env_map :: spherical :: path ...................................................................................................... 30 env_map :: spherical :: width .................................................................................................... 30 env_map :: spherical :: gain ...................................................................................................... 30 Tonemapping ................................................................................................................................. 32 tonemapping :: linear ................................................................................................................ 32 tonemapping :: linear :: scale .................................................................................................... 32 tonemapping :: reinhard ...........................................................................................................