mirror of https://github.com/ArduPilot/ardupilot
149 lines
4.7 KiB
Plaintext
149 lines
4.7 KiB
Plaintext
/// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
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// For changing active command mid-mission
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//----------------------------------------
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static void change_command(uint8_t cmd_index)
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{
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struct Location temp = get_cmd_with_index(cmd_index);
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if (temp.id > MAV_CMD_NAV_LAST ){
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gcs_send_text_P(SEVERITY_LOW,PSTR("Bad Request - cannot change to non-Nav cmd"));
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} else {
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gcs_send_text_fmt(PSTR("Received Request - jump to command #%i"),cmd_index);
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nav_command_ID = NO_COMMAND;
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next_nav_command.id = NO_COMMAND;
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non_nav_command_ID = NO_COMMAND;
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nav_command_index = cmd_index - 1;
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g.command_index.set_and_save(cmd_index);
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update_commands();
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}
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}
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// called by 10 Hz loop
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// --------------------
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static void update_commands(void)
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{
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if(control_mode == AUTO){
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if(home_is_set == true && g.command_total > 1){
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process_next_command();
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}
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} // Other (eg GCS_Auto) modes may be implemented here
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}
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static void verify_commands(void)
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{
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if(verify_nav_command()){
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nav_command_ID = NO_COMMAND;
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}
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if(verify_condition_command()){
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non_nav_command_ID = NO_COMMAND;
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}
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}
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static void process_next_command()
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{
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// This function makes sure that we always have a current navigation command
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// and loads conditional or immediate commands if applicable
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struct Location temp;
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byte old_index = 0;
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// these are Navigation/Must commands
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// ---------------------------------
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if (nav_command_ID == NO_COMMAND){ // no current navigation command loaded
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old_index = nav_command_index;
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temp.id = MAV_CMD_NAV_LAST;
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while(temp.id >= MAV_CMD_NAV_LAST && nav_command_index <= g.command_total) {
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nav_command_index++;
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temp = get_cmd_with_index(nav_command_index);
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}
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gcs_send_text_fmt(PSTR("Nav command index updated to #%i"),nav_command_index);
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if(nav_command_index > g.command_total){
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// we are out of commands!
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gcs_send_text_P(SEVERITY_LOW,PSTR("out of commands!"));
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if (g.closed_loop_nav) { // JLN update - replay the FPL (CLOSED_LOOP_NAV)
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restart_nav();
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return;
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} else {
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handle_no_commands();
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}
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} else {
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next_nav_command = temp;
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nav_command_ID = next_nav_command.id;
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non_nav_command_index = NO_COMMAND; // This will cause the next intervening non-nav command (if any) to be loaded
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non_nav_command_ID = NO_COMMAND;
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process_nav_cmd();
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}
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}
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// these are Condition/May and Do/Now commands
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// -------------------------------------------
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if (non_nav_command_index == NO_COMMAND) { // If the index is NO_COMMAND then we have just loaded a nav command
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non_nav_command_index = old_index + 1;
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//gcs_send_text_fmt(PSTR("Non-Nav command index #%i"),non_nav_command_index);
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} else if (non_nav_command_ID == NO_COMMAND) { // If the ID is NO_COMMAND then we have just completed a non-nav command
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non_nav_command_index++;
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}
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//gcs_send_text_fmt(PSTR("Nav command index #%i"),nav_command_index);
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//gcs_send_text_fmt(PSTR("Non-Nav command index #%i"),non_nav_command_index);
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//gcs_send_text_fmt(PSTR("Non-Nav command ID #%i"),non_nav_command_ID);
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if(nav_command_index <= (int)g.command_total && non_nav_command_ID == NO_COMMAND) {
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temp = get_cmd_with_index(non_nav_command_index);
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if(temp.id <= MAV_CMD_NAV_LAST) { // The next command is a nav command. No non-nav commands to do
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g.command_index.set_and_save(nav_command_index);
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non_nav_command_index = nav_command_index;
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non_nav_command_ID = WAIT_COMMAND;
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gcs_send_text_fmt(PSTR("Non-Nav command ID updated to #%i"),non_nav_command_ID);
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} else { // The next command is a non-nav command. Prepare to execute it.
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g.command_index.set_and_save(non_nav_command_index);
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next_nonnav_command = temp;
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non_nav_command_ID = next_nonnav_command.id;
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gcs_send_text_fmt(PSTR("Non-Nav command ID updated to #%i"),non_nav_command_ID);
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process_non_nav_command();
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}
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}
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}
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/**************************************************/
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// These functions implement the commands.
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/**************************************************/
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static void process_nav_cmd()
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{
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//gcs_send_text_P(SEVERITY_LOW,PSTR("New nav command loaded"));
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// clear non-nav command ID and index
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non_nav_command_index = NO_COMMAND; // Redundant - remove?
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non_nav_command_ID = NO_COMMAND; // Redundant - remove?
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handle_process_nav_cmd();
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}
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static void process_non_nav_command()
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{
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//gcs_send_text_P(SEVERITY_LOW,PSTR("new non-nav command loaded"));
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if(non_nav_command_ID < MAV_CMD_CONDITION_LAST) {
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handle_process_condition_command();
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} else {
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handle_process_do_command();
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// flag command ID so a new one is loaded
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// -----------------------------------------
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non_nav_command_ID = NO_COMMAND;
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}
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}
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