diff options
Diffstat (limited to 'Stars45/QuantumDrive.cpp')
| -rw-r--r-- | Stars45/QuantumDrive.cpp | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/Stars45/QuantumDrive.cpp b/Stars45/QuantumDrive.cpp new file mode 100644 index 0000000..57e2c94 --- /dev/null +++ b/Stars45/QuantumDrive.cpp @@ -0,0 +1,246 @@ +/* Project Starshatter 5.0
+ Destroyer Studios LLC
+ Copyright © 1997-2007. All Rights Reserved.
+
+ SUBSYSTEM: Stars.exe
+ FILE: QuantumDrive.cpp
+ AUTHOR: John DiCamillo
+
+
+ OVERVIEW
+ ========
+ Quantum Drive class
+*/
+
+#include "MemDebug.h"
+#include "QuantumDrive.h"
+#include "Ship.h"
+#include "Explosion.h"
+#include "Drive.h"
+#include "Sim.h"
+#include "SimEvent.h"
+#include "StarSystem.h"
+
+#include "Game.h"
+#include "Random.h"
+
+// +----------------------------------------------------------------------+
+
+static int drive_value = 3;
+
+// +----------------------------------------------------------------------+
+
+QuantumDrive::QuantumDrive(SUBTYPE s, double cap, double rate)
+ : System(DRIVE, s, "Quantum", drive_value, (float) cap, (float) cap, (float) rate),
+ dst_rgn(0), active_state(ACTIVE_READY), warp_fov(1), jump_time(0), countdown(5)
+{
+ name = Game::GetText("sys.quantum");
+ abrv = Game::GetText("sys.quantum.abrv");
+
+ emcon_power[0] = 0;
+ emcon_power[1] = 0;
+ emcon_power[2] = 100;
+}
+
+// +----------------------------------------------------------------------+
+
+QuantumDrive::QuantumDrive(const QuantumDrive& d)
+ : System(d),
+ dst_rgn(0), active_state(ACTIVE_READY), warp_fov(1), jump_time(0),
+ countdown(d.countdown)
+{
+ Mount(d);
+ SetAbbreviation(d.Abbreviation());
+
+ energy = capacity;
+}
+
+// +--------------------------------------------------------------------+
+
+QuantumDrive::~QuantumDrive()
+{ }
+
+// +--------------------------------------------------------------------+
+
+void
+QuantumDrive::SetDestination(SimRegion* rgn, const Point& loc)
+{
+ dst_rgn = rgn;
+ dst_loc = loc;
+}
+
+// +--------------------------------------------------------------------+
+
+bool
+QuantumDrive::Engage(bool immediate)
+{
+ if (active_state == ACTIVE_READY && ship != 0 &&
+ IsPowerOn() && Status() == NOMINAL && energy == capacity) {
+
+ active_state = ACTIVE_COUNTDOWN;
+ if (immediate) {
+ jump_time = 1;
+ return true;
+ }
+
+ jump_time = countdown;
+
+ SimRegion* rgn = ship->GetRegion();
+
+ ListIter<Ship> s_iter = rgn->Ships();
+ while (++s_iter) {
+ Ship* s = s_iter.value();
+
+ if (s != ship) {
+ double dist = Point(s->Location() - ship->Location()).length();
+
+ if (dist < 25e3)
+ jump_time += 5;
+
+ else if (dist < 50e3)
+ jump_time += 2;
+
+ else if (dist < 100e3)
+ jump_time += 1;
+
+ else if (dist < 200e3)
+ jump_time += 0.5;
+ }
+ }
+
+ return true;
+ }
+
+ return false;
+}
+
+void
+QuantumDrive::PowerOff()
+{
+ System::PowerOff();
+ AbortJump();
+}
+
+void
+QuantumDrive::AbortJump()
+{
+ active_state = ACTIVE_READY;
+ jump_time = 0;
+ energy = 0;
+ warp_fov = 1;
+
+ ship->SetWarp(warp_fov);
+
+ SimRegion* r = ship->GetRegion();
+ ListIter<Ship> neighbor = r->Ships();
+
+ while (++neighbor) {
+ if (neighbor->IsDropship()) {
+ Ship* s = neighbor.value();
+ Point delta = s->Location() - ship->Location();
+
+ if (delta.length() < 5e3)
+ s->SetWarp(warp_fov);
+ }
+ }
+}
+
+// +--------------------------------------------------------------------+
+
+void
+QuantumDrive::ExecFrame(double seconds)
+{
+ System::ExecFrame(seconds);
+
+ if (active_state == ACTIVE_READY)
+ return;
+
+ if (ship) {
+ bool warping = false;
+
+ if (active_state == ACTIVE_COUNTDOWN) {
+ if (jump_time > 0) {
+ jump_time -= seconds;
+ }
+
+ else {
+ jump_time = 0;
+ active_state = ACTIVE_PREWARP;
+ }
+ }
+
+ else if (active_state == ACTIVE_PREWARP) {
+ if (warp_fov < 5000) {
+ warp_fov *= 1.5;
+ }
+ else {
+ Jump();
+ energy = 0.0f;
+ }
+
+ warping = true;
+ }
+
+ else if (active_state == ACTIVE_POSTWARP) {
+ if (warp_fov > 1) {
+ warp_fov *= 0.75;
+ }
+ else {
+ warp_fov = 1;
+ active_state = ACTIVE_READY;
+ }
+
+ warping = true;
+ }
+
+ if (warping) {
+ ship->SetWarp(warp_fov);
+
+ SimRegion* r = ship->GetRegion();
+ ListIter<Ship> neighbor = r->Ships();
+
+ while (++neighbor) {
+ if (neighbor->IsDropship()) {
+ Ship* s = neighbor.value();
+ Point delta = s->Location() - ship->Location();
+
+ if (delta.length() < 5e3)
+ s->SetWarp(warp_fov);
+ }
+ }
+ }
+ }
+}
+
+// +--------------------------------------------------------------------+
+
+void
+QuantumDrive::Jump()
+{
+ Sim* sim = Sim::GetSim();
+
+ if (ship && sim) {
+ double dist = 150e3 + Random(0, 60e3);
+ Point esc_vec = dst_rgn->GetOrbitalRegion()->Location() -
+ dst_rgn->GetOrbitalRegion()->Primary()->Location();
+
+ esc_vec.Normalize();
+ esc_vec *= dist;
+ esc_vec += RandomDirection() * Random(15e3, 22e3);
+
+ if (subtype == HYPER)
+ sim->CreateExplosion(ship->Location(), Point(0,0,0), Explosion::HYPER_FLASH, 1, 1, ship->GetRegion());
+ else
+ sim->CreateExplosion(ship->Location(), Point(0,0,0), Explosion::QUANTUM_FLASH, 1, 0, ship->GetRegion());
+
+ sim->RequestHyperJump(ship, dst_rgn, esc_vec);
+
+ ShipStats* stats = ShipStats::Find(ship->Name());
+ stats->AddEvent(SimEvent::QUANTUM_JUMP, dst_rgn->Name());
+ }
+
+ dst_rgn = 0;
+ dst_loc = Point();
+
+ active_state = ACTIVE_POSTWARP;
+}
|