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Diffstat (limited to 'Stars45/FlightComp.cpp')
-rw-r--r-- | Stars45/FlightComp.cpp | 303 |
1 files changed, 0 insertions, 303 deletions
diff --git a/Stars45/FlightComp.cpp b/Stars45/FlightComp.cpp deleted file mode 100644 index bbb38b6..0000000 --- a/Stars45/FlightComp.cpp +++ /dev/null @@ -1,303 +0,0 @@ -/* Starshatter: The Open Source Project - Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors - Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors - Copyright (c) 1997-2006, Destroyer Studios LLC. - - AUTHOR: John DiCamillo - - - OVERVIEW - ======== - Flight Computer System class -*/ - -#include "FlightComp.h" -#include "Ship.h" -#include "ShipDesign.h" -#include "Thruster.h" - -// +----------------------------------------------------------------------+ - -FlightComp::FlightComp(int comp_type, const char* comp_name) -: Computer(comp_type, comp_name), mode(0), vlimit(0.0f), -trans_x_limit(0.0f), trans_y_limit(0.0f), trans_z_limit(0.0f), -throttle(0.0f), halt(0) -{ } - -// +----------------------------------------------------------------------+ - -FlightComp::FlightComp(const Computer& c) -: Computer(c), mode(0), vlimit(0.0f), -trans_x_limit(0.0f), trans_y_limit(0.0f), trans_z_limit(0.0f), -throttle(0.0f), halt(0) -{ } - -// +--------------------------------------------------------------------+ - -FlightComp::~FlightComp() -{ } - -// +--------------------------------------------------------------------+ - -void -FlightComp::SetTransLimit(double x, double y, double z) -{ - trans_x_limit = 0.0f; - trans_y_limit = 0.0f; - trans_z_limit = 0.0f; - - if (x >= 0) trans_x_limit = (float) x; - if (y >= 0) trans_y_limit = (float) y; - if (z >= 0) trans_z_limit = (float) z; -} - -// +--------------------------------------------------------------------+ - -void -FlightComp::ExecSubFrame() -{ - if (ship) { - ExecThrottle(); - ExecTrans(); - } -} - -// +--------------------------------------------------------------------+ - -void -FlightComp::ExecThrottle() -{ - throttle = (float) ship->Throttle(); - - if (throttle > 5) - halt = false; -} - -// +--------------------------------------------------------------------+ - -void -FlightComp::ExecTrans() -{ - double tx = ship->TransX(); - double ty = ship->TransY(); - double tz = ship->TransZ(); - - double trans_x = tx; - double trans_y = ty; - double trans_z = tz; - - bool flcs_operative = false; - - if (IsPowerOn()) - flcs_operative = Status() == System::NOMINAL || - Status() == System::DEGRADED; - - // ---------------------------------------------------------- - // FIGHTER FLCS AUTO MODE - // ---------------------------------------------------------- - - if (mode == Ship::FLCS_AUTO) { - // auto thrust to align flight path with orientation: - if (tx == 0) { - if (flcs_operative) - trans_x = (ship->Velocity() * ship->BeamLine() * -200); - - else - trans_x = 0; - } - - // manual thrust up to vlimit/2: - else { - double vfwd = ship->BeamLine() * ship->Velocity(); - - if (fabs(vfwd)>= vlimit) { - if (trans_x > 0 && vfwd > 0) - trans_x = 0; - - else if (trans_x < 0 && vfwd < 0) - trans_x = 0; - } - } - - if (halt && flcs_operative) { - if (ty == 0) { - double vfwd = ship->Heading() * ship->Velocity(); - double vmag = fabs(vfwd); - - if (vmag > 0) { - if (vfwd > 0) - trans_y = -trans_y_limit; - else - trans_y = trans_y_limit; - - if (vfwd < vlimit/2) - trans_y *= (vmag/(vlimit/2)); - } - } - } - - - // auto thrust to align flight path with orientation: - if (tz == 0) { - if (flcs_operative) - trans_z = (ship->Velocity() * ship->LiftLine() * -200); - - else - trans_z = 0; - } - - // manual thrust up to vlimit/2: - else { - double vfwd = ship->LiftLine() * ship->Velocity(); - - if (fabs(vfwd) >= vlimit) { - if (trans_z > 0 && vfwd > 0) - trans_z = 0; - - else if (trans_z < 0 && vfwd < 0) - trans_z = 0; - } - } - } - - // ---------------------------------------------------------- - // STARSHIP HELM MODE - // ---------------------------------------------------------- - - else if (mode == Ship::FLCS_HELM) { - if (flcs_operative) { - double compass_heading = ship->CompassHeading(); - double compass_pitch = ship->CompassPitch(); - // rotate helm into compass orientation: - double helm = ship->GetHelmHeading() - compass_heading; - - if (helm > PI) - helm -= 2*PI; - else if (helm < -PI) - helm += 2*PI; - - // turn to align with helm heading: - if (helm != 0) - ship->ApplyYaw(helm); - - // pitch to align with helm pitch: - if (compass_pitch != ship->GetHelmPitch()) - ship->ApplyPitch(compass_pitch - ship->GetHelmPitch()); - - // roll to align with world coordinates: - if (ship->Design()->auto_roll > 0) { - Point vrt = ship->Cam().vrt(); - double deflection = vrt.y; - - if (fabs(helm) < PI/16 || ship->Design()->turn_bank < 0.01) { - if (ship->Design()->auto_roll > 1) { - ship->ApplyRoll(0.5); - } - else if (deflection != 0) { - double theta = asin(deflection); - ship->ApplyRoll(-theta); - } - } - - // else roll through turn maneuvers: - else { - double desired_bank = ship->Design()->turn_bank; - - if (helm >= 0) - desired_bank = -desired_bank; - - double current_bank = asin(deflection); - double theta = desired_bank - current_bank; - ship->ApplyRoll(theta); - - // coordinate the turn: - if (current_bank < 0 && desired_bank < 0 || - current_bank > 0 && desired_bank > 0) { - - double coord_pitch = compass_pitch - - ship->GetHelmPitch() - - fabs(helm) * fabs(current_bank); - ship->ApplyPitch(coord_pitch); - } - } - } - } - - // flcs inoperative, set helm heading based on actual compass heading: - else { - ship->SetHelmHeading(ship->CompassHeading()); - ship->SetHelmPitch(ship->CompassPitch()); - } - - // auto thrust to align flight path with helm order: - if (tx == 0) { - if (flcs_operative) - trans_x = (ship->Velocity() * ship->BeamLine() * ship->Mass() * -1); - - else - trans_x = 0; - } - - // manual thrust up to vlimit/2: - else { - double vfwd = ship->BeamLine() * ship->Velocity(); - - if (fabs(vfwd) >= vlimit/2) { - if (trans_x > 0 && vfwd > 0) - trans_x = 0; - - else if (trans_x < 0 && vfwd < 0) - trans_x = 0; - } - } - - if (trans_y == 0 && halt) { - double vfwd = ship->Heading() * ship->Velocity(); - double vdesired = 0; - - if (vfwd > vdesired) { - trans_y = -trans_y_limit; - - if (!flcs_operative) - trans_y = 0; - - double vdelta = vfwd-vdesired; - if (vdelta < vlimit/2) - trans_y *= (vdelta/(vlimit/2)); - } - } - - - - // auto thrust to align flight path with helm order: - if (tz == 0) { - if (flcs_operative) - trans_z = (ship->Velocity() * ship->LiftLine() * ship->Mass() * -1); - - else - trans_z = 0; - } - - // manual thrust up to vlimit/2: - else { - double vfwd = ship->LiftLine() * ship->Velocity(); - - if (fabs(vfwd) > vlimit/2) { - if (trans_z > 0 && vfwd > 0) - trans_z = 0; - - else if (trans_z < 0 && vfwd < 0) - trans_z = 0; - } - } - } - - if (ship->GetThruster()) { - ship->GetThruster()->ExecTrans(trans_x, trans_y, trans_z); - } - else { - ship->SetTransX(trans_x); - ship->SetTransY(trans_y); - ship->SetTransZ(trans_z); - } -} |