void BlenderSession::render() { /* set callback to write out render results */ session->write_render_tile_cb = function_bind(&BlenderSession::write_render_tile, this, _1); session->update_render_tile_cb = function_bind(&BlenderSession::update_render_tile, this, _1); /* get buffer parameters */ SessionParams session_params = BlenderSync::get_session_params(b_engine, b_userpref, b_scene, background); BufferParams buffer_params = BlenderSync::get_buffer_params(b_render, b_v3d, b_rv3d, scene->camera, width, height); /* render each layer */ BL::RenderSettings r = b_scene.render(); BL::RenderSettings::layers_iterator b_layer_iter; BL::RenderResult::views_iterator b_view_iter; for(r.layers.begin(b_layer_iter); b_layer_iter != r.layers.end(); ++b_layer_iter) { b_rlay_name = b_layer_iter->name(); /* temporary render result to find needed passes and views */ BL::RenderResult b_rr = begin_render_result(b_engine, 0, 0, 1, 1, b_rlay_name.c_str(), NULL); BL::RenderResult::layers_iterator b_single_rlay; b_rr.layers.begin(b_single_rlay); /* layer will be missing if it was disabled in the UI */ if(b_single_rlay == b_rr.layers.end()) { end_render_result(b_engine, b_rr, true, false); continue; } BL::RenderLayer b_rlay = *b_single_rlay; /* add passes */ vector<Pass> passes; Pass::add(PASS_COMBINED, passes); #ifdef WITH_CYCLES_DEBUG Pass::add(PASS_BVH_TRAVERSAL_STEPS, passes); #endif if(session_params.device.advanced_shading) { /* loop over passes */ BL::RenderLayer::passes_iterator b_pass_iter; for(b_rlay.passes.begin(b_pass_iter); b_pass_iter != b_rlay.passes.end(); ++b_pass_iter) { BL::RenderPass b_pass(*b_pass_iter); PassType pass_type = get_pass_type(b_pass); if(pass_type == PASS_MOTION && scene->integrator->motion_blur) continue; if(pass_type != PASS_NONE) Pass::add(pass_type, passes); } } buffer_params.passes = passes; scene->film->pass_alpha_threshold = b_layer_iter->pass_alpha_threshold(); scene->film->tag_passes_update(scene, passes); scene->film->tag_update(scene); scene->integrator->tag_update(scene); for(b_rr.views.begin(b_view_iter); b_view_iter != b_rr.views.end(); ++b_view_iter) { b_rview_name = b_view_iter->name(); /* set the current view */ b_engine.active_view_set(b_rview_name.c_str()); /* update scene */ sync->sync_camera(b_render, b_engine.camera_override(), width, height); sync->sync_data(b_v3d, b_engine.camera_override(), &python_thread_state, b_rlay_name.c_str()); /* update number of samples per layer */ int samples = sync->get_layer_samples(); bool bound_samples = sync->get_layer_bound_samples(); if(samples != 0 && (!bound_samples || (samples < session_params.samples))) session->reset(buffer_params, samples); else session->reset(buffer_params, session_params.samples); /* render */ session->start(); session->wait(); if(session->progress.get_cancel()) break; } /* free result without merging */ end_render_result(b_engine, b_rr, true, false); if(session->progress.get_cancel()) break; } /* clear callback */ session->write_render_tile_cb = function_null; session->update_render_tile_cb = function_null; /* free all memory used (host and device), so we wouldn't leave render * engine with extra memory allocated */ session->device_free(); delete sync; sync = NULL; }
void BlenderSession::render() { /* set callback to write out render results */ session->write_render_tile_cb = function_bind(&BlenderSession::write_render_tile, this, _1); session->update_render_tile_cb = function_bind(&BlenderSession::update_render_tile, this, _1); /* get buffer parameters */ SessionParams session_params = BlenderSync::get_session_params(b_engine, b_userpref, b_scene, background); BufferParams buffer_params = BlenderSync::get_buffer_params(b_scene, b_v3d, b_rv3d, scene->camera, width, height); /* render each layer */ BL::RenderSettings r = b_scene.render(); BL::RenderSettings::layers_iterator b_iter; for(r.layers.begin(b_iter); b_iter != r.layers.end(); ++b_iter) { b_rlay_name = b_iter->name(); /* temporary render result to find needed passes */ BL::RenderResult b_rr = begin_render_result(b_engine, 0, 0, 1, 1, b_rlay_name.c_str()); BL::RenderResult::layers_iterator b_single_rlay; b_rr.layers.begin(b_single_rlay); /* layer will be missing if it was disabled in the UI */ if(b_single_rlay == b_rr.layers.end()) { end_render_result(b_engine, b_rr, true); continue; } BL::RenderLayer b_rlay = *b_single_rlay; /* add passes */ vector<Pass> passes; Pass::add(PASS_COMBINED, passes); if(session_params.device.advanced_shading) { /* loop over passes */ BL::RenderLayer::passes_iterator b_pass_iter; for(b_rlay.passes.begin(b_pass_iter); b_pass_iter != b_rlay.passes.end(); ++b_pass_iter) { BL::RenderPass b_pass(*b_pass_iter); PassType pass_type = get_pass_type(b_pass); if(pass_type == PASS_MOTION && scene->integrator->motion_blur) continue; if(pass_type != PASS_NONE) Pass::add(pass_type, passes); } } /* free result without merging */ end_render_result(b_engine, b_rr, true); buffer_params.passes = passes; scene->film->tag_passes_update(scene, passes); scene->film->tag_update(scene); scene->integrator->tag_update(scene); /* update scene */ sync->sync_data(b_v3d, b_engine.camera_override(), b_rlay_name.c_str()); /* update session */ int samples = sync->get_layer_samples(); session->reset(buffer_params, (samples == 0)? session_params.samples: samples); /* render */ session->start(); session->wait(); if(session->progress.get_cancel()) break; } /* clear callback */ session->write_render_tile_cb = NULL; session->update_render_tile_cb = NULL; /* free all memory used (host and device), so we wouldn't leave render * engine with extra memory allocated */ session->device_free(); delete sync; sync = NULL; }