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aligned.h
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aria_backup.h
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assume_aligned.h
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atomic
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authors.h
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backup.h
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bounded_queue.h
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client_settings.h
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compat56.h
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config.h
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contributors.h
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create_options.h
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create_tmp_table.h
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cset_narrowing.h
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custom_conf.h
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datadict.h
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ddl_log.h
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debug.h
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debug_sync.h
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derived_handler.h
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derror.h
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des_key_file.h
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discover.h
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dur_prop.h
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embedded_priv.h
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event_data_objects.h
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event_db_repository.h
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event_parse_data.h
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event_scheduler.h
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events.h
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field.h
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field_comp.h
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filesort.h
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filesort_utils.h
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ft_global.h
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gcalc_slicescan.h
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gcalc_tools.h
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grant.h
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group_by_handler.h
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gstream.h
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ha_handler_stats.h
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ha_partition.h
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ha_sequence.h
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handle_connections_win.h
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handler.h
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hash.h
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hash_filo.h
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heap.h
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hostname.h
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ilist.h
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init.h
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innodb_priv.h
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item.h
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item_cmpfunc.h
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item_create.h
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item_func.h
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item_geofunc.h
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item_jsonfunc.h
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item_row.h
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item_strfunc.h
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item_subselect.h
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item_sum.h
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item_timefunc.h
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item_vers.h
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item_windowfunc.h
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item_xmlfunc.h
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json_table.h
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key.h
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keycaches.h
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lex.h
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lex_string.h
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lex_symbol.h
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lf.h
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lock.h
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log.h
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log_event.h
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log_event_data_type.h
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log_event_old.h
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log_slow.h
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maria.h
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mariadb.h
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mdl.h
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mem_root_array.h
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message.h
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multi_range_read.h
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my_alarm.h
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my_apc.h
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my_atomic.h
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my_atomic_wrapper.h
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my_base.h
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my_bit.h
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my_bitmap.h
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my_check_opt.h
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my_compare.h
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my_counter.h
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my_cpu.h
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my_crypt.h
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my_decimal.h
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my_default.h
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my_handler_errors.h
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my_json_writer.h
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my_libwrap.h
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my_md5.h
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my_minidump.h
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my_nosys.h
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my_rdtsc.h
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my_rnd.h
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my_service_manager.h
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my_stack_alloc.h
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my_stacktrace.h
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my_time.h
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my_tree.h
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my_uctype.h
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my_user.h
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myisam.h
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myisamchk.h
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myisammrg.h
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myisampack.h
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mysqld.h
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mysqld_default_groups.h
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mysqld_suffix.h
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mysys_err.h
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opt_range.h
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opt_subselect.h
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opt_trace.h
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opt_trace_context.h
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parse_file.h
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partition_element.h
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partition_info.h
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password.h
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pfs_file_provider.h
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pfs_idle_provider.h
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pfs_memory_provider.h
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pfs_metadata_provider.h
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pfs_socket_provider.h
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pfs_stage_provider.h
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pfs_statement_provider.h
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pfs_table_provider.h
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pfs_thread_provider.h
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pfs_transaction_provider.h
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privilege.h
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probes_mysql.h
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probes_mysql_dtrace.h
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probes_mysql_nodtrace.h
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procedure.h
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protocol.h
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proxy_protocol.h
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queues.h
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records.h
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repl_failsafe.h
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replication.h
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rijndael.h
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rowid_filter.h
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rpl_constants.h
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rpl_filter.h
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rpl_gtid.h
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rpl_injector.h
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rpl_mi.h
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rpl_parallel.h
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rpl_record.h
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rpl_record_old.h
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rpl_reporting.h
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rpl_rli.h
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rpl_tblmap.h
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rpl_utility.h
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scheduler.h
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scope.h
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select_handler.h
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semisync.h
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semisync_master.h
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semisync_master_ack_receiver.h
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semisync_slave.h
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service_versions.h
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session_tracker.h
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set_var.h
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slave.h
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socketpair.h
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source_revision.h
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sp.h
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sp_cache.h
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sp_head.h
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sp_pcontext.h
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sp_rcontext.h
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span.h
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spatial.h
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sql_acl.h
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sql_admin.h
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sql_alloc.h
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sql_alter.h
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sql_analyse.h
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sql_analyze_stmt.h
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sql_array.h
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sql_audit.h
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sql_base.h
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sql_basic_types.h
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sql_binlog.h
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sql_bitmap.h
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sql_bootstrap.h
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sql_cache.h
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sql_callback.h
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sql_class.h
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sql_cmd.h
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sql_connect.h
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sql_const.h
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sql_crypt.h
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sql_cte.h
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sql_cursor.h
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sql_db.h
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sql_debug.h
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sql_delete.h
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sql_derived.h
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sql_digest.h
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sql_digest_stream.h
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sql_do.h
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sql_error.h
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sql_explain.h
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sql_expression_cache.h
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sql_get_diagnostics.h
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sql_handler.h
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sql_help.h
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sql_hset.h
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sql_i_s.h
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sql_insert.h
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sql_join_cache.h
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sql_lex.h
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sql_lifo_buffer.h
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sql_limit.h
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sql_list.h
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sql_load.h
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sql_locale.h
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sql_manager.h
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sql_mode.h
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sql_parse.h
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sql_partition.h
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sql_partition_admin.h
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sql_plist.h
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sql_plugin.h
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sql_plugin_compat.h
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sql_prepare.h
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sql_priv.h
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sql_profile.h
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sql_reload.h
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sql_rename.h
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sql_repl.h
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sql_schema.h
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sql_select.h
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sql_sequence.h
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sql_servers.h
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sql_show.h
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sql_signal.h
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sql_sort.h
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sql_statistics.h
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sql_string.h
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sql_table.h
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sql_tablespace.h
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sql_test.h
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sql_time.h
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sql_trigger.h
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sql_truncate.h
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sql_tvc.h
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sql_type.h
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sql_type_fixedbin.h
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sql_type_fixedbin_storage.h
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sql_type_geom.h
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sql_type_int.h
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sql_type_json.h
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sql_type_real.h
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sql_type_string.h
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sql_udf.h
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sql_union.h
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sql_update.h
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sql_view.h
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sql_window.h
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ssl_compat.h
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strfunc.h
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structs.h
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sys_vars_shared.h
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t_ctype.h
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table.h
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table_cache.h
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thr_alarm.h
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thr_lock.h
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thr_malloc.h
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thr_timer.h
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thread_cache.h
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threadpool.h
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threadpool_generic.h
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threadpool_winsockets.h
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transaction.h
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tzfile.h
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tztime.h
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uniques.h
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unireg.h
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vers_string.h
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violite.h
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waiting_threads.h
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welcome_copyright_notice.h
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win_tzname_data.h
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winservice.h
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wqueue.h
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wsrep.h
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wsrep_applier.h
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wsrep_binlog.h
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wsrep_client_service.h
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wsrep_client_state.h
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wsrep_condition_variable.h
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wsrep_high_priority_service.h
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wsrep_mutex.h
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wsrep_mysqld.h
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wsrep_mysqld_c.h
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wsrep_on.h
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wsrep_priv.h
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wsrep_schema.h
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wsrep_server_service.h
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wsrep_server_state.h
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wsrep_sst.h
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wsrep_storage_service.h
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wsrep_thd.h
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wsrep_trans_observer.h
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wsrep_types.h
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wsrep_utils.h
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wsrep_var.h
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wsrep_xid.h
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xa.h
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Editing: gcalc_tools.h
/* Copyright (c) 2000, 2010 Oracle and/or its affiliates. All rights reserved. Copyright (C) 2011 Monty Program Ab. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; version 2 of the License. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */ #ifndef GCALC_TOOLS_INCLUDED #define GCALC_TOOLS_INCLUDED #include "gcalc_slicescan.h" #include "sql_string.h" /* The Gcalc_function class objects are used to check for a binary relation. The relation can be constructed with the prefix notation using predicates as op_not (as !A) op_union ( A || B || C... ) op_intersection ( A && B && C ... ) op_symdifference ( A+B+C+... == 1 ) op_difference ( A && !(B||C||..)) with the calls of the add_operation(operation, n_operands) method. The relation is calculated over a set of shapes, that in turn have to be added with the add_new_shape() method. All the 'shapes' can be set to 0 with clear_shapes() method and single value can be changed with the invert_state() method. Then the value of the relation can be calculated with the count() method. Frequently used method is find_function(Gcalc_scan_iterator it) that iterates through the 'it' until the relation becomes TRUE. */ class Gcalc_function { private: String shapes_buffer; String function_buffer; int *i_states; int *b_states; uint32 cur_object_id; uint n_shapes; int count_internal(const char *cur_func, uint set_type, const char **end); public: enum op_type { v_empty= 0x00000000, v_find_t= 0x01000000, v_find_f= 0x02000000, v_t_found= 0x03000000, v_f_found= 0x04000000, v_mask= 0x07000000, op_not= 0x80000000, op_shape= 0x00000000, op_union= 0x10000000, op_intersection= 0x20000000, op_symdifference= 0x30000000, op_difference= 0x40000000, op_repeat= 0x50000000, op_border= 0x60000000, op_internals= 0x70000000, op_false= 0x08000000, op_any= 0x78000000 /* The mask to get any of the operations */ }; enum shape_type { shape_point= 0, shape_line= 1, shape_polygon= 2, shape_hole= 3 }; enum count_result { result_false= 0, result_true= 1, result_unknown= 2 }; Gcalc_function() : n_shapes(0) {} gcalc_shape_info add_new_shape(uint32 shape_id, shape_type shape_kind); /* Adds the leaf operation that returns the shape value. Also adds the shape to the list of operands. */ int single_shape_op(shape_type shape_kind, gcalc_shape_info *si); void add_operation(uint operation, uint32 n_operands); void add_not_operation(op_type operation, uint32 n_operands); uint32 get_next_expression_pos() { return function_buffer.length(); } void add_operands_to_op(uint32 operation_pos, uint32 n_operands); int repeat_expression(uint32 exp_pos); void set_cur_obj(uint32 cur_obj) { cur_object_id= cur_obj; } int reserve_shape_buffer(uint n_shapes); int reserve_op_buffer(uint n_ops); uint get_nshapes() const { return n_shapes; } shape_type get_shape_kind(gcalc_shape_info si) const { return (shape_type) uint4korr(shapes_buffer.ptr() + (si*4)); } void set_states(int *shape_states) { i_states= shape_states; } int alloc_states(); void invert_i_state(gcalc_shape_info shape) { i_states[shape]^= 1; } void set_i_state(gcalc_shape_info shape) { i_states[shape]= 1; } void clear_i_state(gcalc_shape_info shape) { i_states[shape]= 0; } void set_b_state(gcalc_shape_info shape) { b_states[shape]= 1; } void clear_b_state(gcalc_shape_info shape) { b_states[shape]= 0; } int get_state(gcalc_shape_info shape) { return i_states[shape] | b_states[shape]; } int get_i_state(gcalc_shape_info shape) { return i_states[shape]; } int get_b_state(gcalc_shape_info shape) { return b_states[shape]; } int count() { return count_internal(function_buffer.ptr(), 0, 0); } int count_last() { return count_internal(function_buffer.ptr(), 1, 0); } void clear_i_states(); void clear_b_states(); void reset(); int check_function(Gcalc_scan_iterator &scan_it); }; /* Gcalc_operation_transporter class extends the Gcalc_shape_transporter. In addition to the parent's functionality, it fills the Gcalc_function object so it has the function that determines the proper shape. For example Multipolyline will be represented as an union of polylines. */ class Gcalc_operation_transporter : public Gcalc_shape_transporter { protected: Gcalc_function *m_fn; gcalc_shape_info m_si; public: Gcalc_operation_transporter(Gcalc_function *fn, Gcalc_heap *heap) : Gcalc_shape_transporter(heap), m_fn(fn) {} int single_point(double x, double y) override; int start_line() override; int complete_line() override; int start_poly() override; int complete_poly() override; int start_ring() override; int complete_ring() override; int add_point(double x, double y) override; int start_collection(int n_objects) override; int empty_shape() override; }; /* When we calculate the result of an spatial operation like Union or Intersection, we receive vertexes of the result one-by-one, and probably need to treat them in variative ways. So, the Gcalc_result_receiver class designed to get these vertexes and construct shapes/objects out of them. and to store the result in an appropriate format */ class Gcalc_result_receiver { String buffer; uint32 n_points; Gcalc_function::shape_type common_shapetype; bool collection_result; uint32 n_shapes; uint32 n_holes; Gcalc_function::shape_type cur_shape; uint32 shape_pos; double first_x, first_y, prev_x, prev_y; double shape_area; public: Gcalc_result_receiver() : n_points(0), common_shapetype(Gcalc_function::shape_point), collection_result(FALSE), n_shapes(0), n_holes(0), cur_shape(Gcalc_function::shape_point), shape_pos(0) {} int start_shape(Gcalc_function::shape_type shape); int add_point(double x, double y); int complete_shape(); int single_point(double x, double y); int done(); void reset(); const char *result() { return buffer.ptr(); } uint length() { return buffer.length(); } int get_nshapes() { return n_shapes; } int get_nholes() { return n_holes; } int get_result_typeid(); uint32 position() { return buffer.length(); } int move_hole(uint32 dest_position, uint32 source_position, uint32 *position_shift); }; /* Gcalc_operation_reducer class incapsulates the spatial operation functionality. It analyses the slices generated by the slicescan and calculates the shape of the result defined by some Gcalc_function. */ class Gcalc_operation_reducer : public Gcalc_dyn_list { public: enum modes { /* Numeric values important here - careful with changing */ default_mode= 0, prefer_big_with_holes= 1, polygon_selfintersections_allowed= 2, /* allowed in the result */ line_selfintersections_allowed= 4 /* allowed in the result */ }; Gcalc_operation_reducer(size_t blk_size=8192); Gcalc_operation_reducer(const Gcalc_operation_reducer &gor); void init(Gcalc_function *fn, modes mode= default_mode); Gcalc_operation_reducer(Gcalc_function *fn, modes mode= default_mode, size_t blk_size=8192); GCALC_DECL_TERMINATED_STATE(killed) int count_slice(Gcalc_scan_iterator *si); int count_all(Gcalc_heap *hp); int get_result(Gcalc_result_receiver *storage); void reset(); #ifndef GCALC_DBUG_OFF int n_res_points; #endif /*GCALC_DBUG_OFF*/ class res_point : public Gcalc_dyn_list::Item { public: int intersection_point; union { const Gcalc_heap::Info *pi; res_point *first_poly_node; }; union { res_point *outer_poly; uint32 poly_position; }; res_point *up; res_point *down; res_point *glue; Gcalc_function::shape_type type; Gcalc_dyn_list::Item **prev_hook; #ifndef GCALC_DBUG_OFF int point_n; #endif /*GCALC_DBUG_OFF*/ void set(const Gcalc_scan_iterator *si); res_point *get_next() { return (res_point *)next; } }; class active_thread : public Gcalc_dyn_list::Item { public: res_point *rp; res_point *thread_start; const Gcalc_heap::Info *p1, *p2; res_point *enabled() { return rp; } active_thread *get_next() { return (active_thread *)next; } }; class poly_instance : public Gcalc_dyn_list::Item { public: uint32 *after_poly_position; poly_instance *get_next() { return (poly_instance *)next; } }; class line : public Gcalc_dyn_list::Item { public: active_thread *t; int incoming; const Gcalc_scan_iterator::point *p; line *get_next() { return (line *)next; } }; class poly_border : public Gcalc_dyn_list::Item { public: active_thread *t; int incoming; int prev_state; const Gcalc_scan_iterator::point *p; poly_border *get_next() { return (poly_border *)next; } }; line *m_lines; Gcalc_dyn_list::Item **m_lines_hook; poly_border *m_poly_borders; Gcalc_dyn_list::Item **m_poly_borders_hook; line *new_line() { return (line *) new_item(); } poly_border *new_poly_border() { return (poly_border *) new_item(); } int add_line(int incoming, active_thread *t, const Gcalc_scan_iterator::point *p); int add_poly_border(int incoming, active_thread *t, int prev_state, const Gcalc_scan_iterator::point *p); protected: Gcalc_function *m_fn; Gcalc_dyn_list::Item **m_res_hook; res_point *m_result; int m_mode; res_point *result_heap; active_thread *m_first_active_thread; res_point *add_res_point(Gcalc_function::shape_type type); active_thread *new_active_thread() { return (active_thread *)new_item(); } poly_instance *new_poly() { return (poly_instance *) new_item(); } private: int start_line(active_thread *t, const Gcalc_scan_iterator::point *p, const Gcalc_scan_iterator *si); int end_line(active_thread *t, const Gcalc_scan_iterator *si); int connect_threads(int incoming_a, int incoming_b, active_thread *ta, active_thread *tb, const Gcalc_scan_iterator::point *pa, const Gcalc_scan_iterator::point *pb, active_thread *prev_range, const Gcalc_scan_iterator *si, Gcalc_function::shape_type s_t); int add_single_point(const Gcalc_scan_iterator *si); poly_border *get_pair_border(poly_border *b1); int continue_range(active_thread *t, const Gcalc_heap::Info *p, const Gcalc_heap::Info *p_next); int continue_i_range(active_thread *t, const Gcalc_heap::Info *ii); int end_couple(active_thread *t0, active_thread *t1, const Gcalc_heap::Info *p); int get_single_result(res_point *res, Gcalc_result_receiver *storage); int get_result_thread(res_point *cur, Gcalc_result_receiver *storage, int move_upward, res_point *first_poly_node); int get_polygon_result(res_point *cur, Gcalc_result_receiver *storage, res_point *first_poly_node); int get_line_result(res_point *cur, Gcalc_result_receiver *storage); void free_result(res_point *res); }; #endif /*GCALC_TOOLS_INCLUDED*/
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