1 files changed, 283 insertions, 259 deletions
diff --git a/Stars45/Shield.cpp b/Stars45/Shield.cpp
index 727192d..ba9958f 100644
--- a/Stars45/Shield.cpp
+++ b/Stars45/Shield.cpp
@@ -1,259 +1,283 @@
-/*  Project Starshatter 5.0
-	Destroyer Studios LLC
-	Copyright © 1997-2007. All Rights Reserved.
-
-	SUBSYSTEM:    Stars.exe
-	FILE:         Shield.cpp
-	AUTHOR:       John DiCamillo
-
-
-	OVERVIEW
-	========
-	Weapon class
-*/
-
-#include "MemDebug.h"
-#include "Shield.h"
-#include "Shot.h"
-#include "WeaponDesign.h"
-
-#include "Game.h"
-
-// +----------------------------------------------------------------------+
-
-static char*   shield_name[] = {
-	"sys.shield.none",
-	"sys.shield.deflector",
-	"sys.shield.grav",
-	"sys.shield.hyper"
-};
-
-static int     shield_value[] = {
-	0, 2, 2, 3
-};
-
-// +----------------------------------------------------------------------+
-
-Shield::Shield(SUBTYPE shield_type)
-: System(SHIELD, shield_type, "shield", shield_value[shield_type], 100, 0),
-shield_cutoff(0.0f), shield_capacitor(false), shield_bubble(false),
-deflection_cost(1.0f), shield_curve(0.05f)
-{
-	name = Game::GetText(shield_name[shield_type]);
-	abrv = Game::GetText("sys.shield.abrv");
-
-	power_flags  = POWER_WATTS | POWER_CRITICAL;
-	energy       = 0.0f;
-	power_level  = 0.0f;
-	shield_level = 0.0f;
-
-	switch (shield_type) {
-	default:
-	case DEFLECTOR:
-		capacity = sink_rate = 2.0e3f;
-		shield_factor        = 0.05f;
-		break;
-
-	case GRAV_SHIELD:
-		capacity = sink_rate = 7.0e3f;
-		shield_factor        = 0.01f;
-		break;
-
-	case HYPER_SHIELD:
-		capacity = sink_rate = 10.0e3f;
-		shield_factor        = 0.003f;
-		break;
-	}
-
-	emcon_power[0] = 0;
-	emcon_power[1] = 0;
-	emcon_power[2] = 100;
-}
-
-// +----------------------------------------------------------------------+
-
-Shield::Shield(const Shield& s)
-: System(s), shield_factor(s.shield_factor), requested_power_level(0.0f),
-shield_cutoff(s.shield_cutoff), shield_capacitor(s.shield_capacitor),
-shield_bubble(s.shield_bubble), deflection_cost(s.deflection_cost),
-shield_curve(s.shield_curve)
-{
-	power_flags  = s.power_flags;
-	energy       = 0.0f;
-	power_level  = 0.0f;
-	shield_level = 0.0f;
-
-	Mount(s);
-}
-
-// +--------------------------------------------------------------------+
-
-Shield::~Shield()
-{ }
-
-void
-Shield::SetShieldCapacitor(bool c)
-{
-	shield_capacitor = c;
-
-	if (shield_capacitor) {
-		power_flags = POWER_CRITICAL;
-		shield_curve = 0.05f;
-	}
-	else {
-		power_flags = POWER_WATTS | POWER_CRITICAL;
-		shield_curve = 0.25f;
-	}
-}
-
-// +--------------------------------------------------------------------+
-
-void
-Shield::ExecFrame(double seconds)
-{
-	System::ExecFrame(seconds);
-
-	if (power_level < requested_power_level) {
-		power_level += (float) (seconds * 0.10);     // ten seconds to charge up
-
-		if (power_level > requested_power_level)
-		power_level = (float) requested_power_level;
-	}
-	else if (power_level > requested_power_level) {
-		power_level -= (float) (seconds * 0.20);     // five seconds to power down
-
-		if (power_level < requested_power_level)
-		power_level = (float) requested_power_level;
-	}
-
-	if (power_level < 0.01 && !shield_capacitor) {
-		shield_level = 0.0f;
-		energy       = 0.0f;
-	}
-}
-
-// +----------------------------------------------------------------------+
-
-void
-Shield::Distribute(double delivered_energy, double seconds)
-{
-	System::Distribute(delivered_energy, seconds);
-
-	if (shield_capacitor) {
-		if (shield_cutoff > 0 && shield_cutoff < 0.999) {
-			float cutoff = shield_cutoff * capacity;
-
-			if (energy > cutoff)
-			shield_level = (energy-cutoff)/(capacity-cutoff);
-			else
-			shield_level = 0.0f;
-		}
-
-		else {
-			shield_level = energy/capacity;
-		}
-	}
-	else {
-		shield_level = energy/sink_rate;
-		energy       = 0.0f;
-	}
-
-	if (shield_level < 0)
-	shield_level = 0;
-}
-
-// +--------------------------------------------------------------------+
-
-double
-Shield::DeflectDamage(Shot* shot, double damage)
-{
-	double filter      = 1;
-	double penetration = 5;
-	double leak        = 0;
-
-	if (shot)
-	penetration = shot->Design()->penetration;
-
-	filter = 1 - shield_factor * penetration;
-
-	if (filter < 0)
-	filter = 0;
-
-	else if (filter > 1)
-	filter = 1;
-
-	if (shield_capacitor) {
-		if (shield_cutoff > 0 && shield_level < 1e-6) {
-			leak = damage;
-			energy -= (float) (damage * deflection_cost);
-		}
-
-		else {
-			leak = damage * (1 - pow(shield_level, shield_curve) * filter * availability);
-
-			double deflected = damage - leak;
-			energy -= (float) deflected * deflection_cost;
-		}
-
-	}
-	else {
-		leak = damage * (1 - pow(shield_level, shield_curve) * filter * availability);
-	}
-
-	return leak;
-}
-
-// +--------------------------------------------------------------------+
-
-void
-Shield::SetPowerLevel(double level)
-{
-	if (level > 100)
-	level = 100;
-	else if (level < 0)
-	level = 0;
-
-	level /= 100;
-
-	if (requested_power_level != level) {
-		// if the system is on emergency override power,
-		// do not let the EMCON system use this method
-		// to drop it back to normal power:
-		if (power_level > 1 && level == 1) {
-			requested_power_level = (float) power_level;
-			return;
-		}
-
-		requested_power_level = (float) level;
-	}
-}
-
-void
-Shield::SetNetShieldLevel(int level)
-{
-	if (level > 100)     level = 100;
-	else if (level < 0)  level =   0;
-
-	requested_power_level = (float) (level/100.0);
-	power_level           = requested_power_level;
-}
-
-void
-Shield::DoEMCON(int index)
-{
-	int e = GetEMCONPower(index);
-
-	if (power_level * 100 > e || emcon != index) {
-		if (e == 0) {
-			PowerOff();
-		}
-		else if (emcon != index) {
-			PowerOn();
-
-			if (power_level * 100 > e)
-			SetPowerLevel(e);
-		}
-	}
-
-	emcon = index;
-}
+/*  Starshatter OpenSource Distribution
+    Copyright (c) 1997-2004, Destroyer Studios LLC.
+    All Rights Reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+    * Neither the name "Destroyer Studios" nor the names of its contributors
+      may be used to endorse or promote products derived from this software
+      without specific prior written permission.
+
+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+    POSSIBILITY OF SUCH DAMAGE.
+
+    SUBSYSTEM:    Stars.exe
+    FILE:         Shield.cpp
+    AUTHOR:       John DiCamillo
+
+
+    OVERVIEW
+    ========
+    Weapon class
+*/
+
+#include "MemDebug.h"
+#include "Shield.h"
+#include "Shot.h"
+#include "WeaponDesign.h"
+
+#include "Game.h"
+
+// +----------------------------------------------------------------------+
+
+static char*   shield_name[] = {
+    "sys.shield.none",
+    "sys.shield.deflector",
+    "sys.shield.grav",
+    "sys.shield.hyper"
+};
+
+static int     shield_value[] = {
+    0, 2, 2, 3
+};
+
+// +----------------------------------------------------------------------+
+
+Shield::Shield(SUBTYPE shield_type)
+: System(SHIELD, shield_type, "shield", shield_value[shield_type], 100, 0),
+shield_cutoff(0.0f), shield_capacitor(false), shield_bubble(false),
+deflection_cost(1.0f), shield_curve(0.05f)
+{
+    name = Game::GetText(shield_name[shield_type]);
+    abrv = Game::GetText("sys.shield.abrv");
+
+    power_flags  = POWER_WATTS | POWER_CRITICAL;
+    energy       = 0.0f;
+    power_level  = 0.0f;
+    shield_level = 0.0f;
+
+    switch (shield_type) {
+    default:
+    case DEFLECTOR:
+        capacity = sink_rate = 2.0e3f;
+        shield_factor        = 0.05f;
+        break;
+
+    case GRAV_SHIELD:
+        capacity = sink_rate = 7.0e3f;
+        shield_factor        = 0.01f;
+        break;
+
+    case HYPER_SHIELD:
+        capacity = sink_rate = 10.0e3f;
+        shield_factor        = 0.003f;
+        break;
+    }
+
+    emcon_power[0] = 0;
+    emcon_power[1] = 0;
+    emcon_power[2] = 100;
+}
+
+// +----------------------------------------------------------------------+
+
+Shield::Shield(const Shield& s)
+: System(s), shield_factor(s.shield_factor), requested_power_level(0.0f),
+shield_cutoff(s.shield_cutoff), shield_capacitor(s.shield_capacitor),
+shield_bubble(s.shield_bubble), deflection_cost(s.deflection_cost),
+shield_curve(s.shield_curve)
+{
+    power_flags  = s.power_flags;
+    energy       = 0.0f;
+    power_level  = 0.0f;
+    shield_level = 0.0f;
+
+    Mount(s);
+}
+
+// +--------------------------------------------------------------------+
+
+Shield::~Shield()
+{ }
+
+void
+Shield::SetShieldCapacitor(bool c)
+{
+    shield_capacitor = c;
+
+    if (shield_capacitor) {
+        power_flags = POWER_CRITICAL;
+        shield_curve = 0.05f;
+    }
+    else {
+        power_flags = POWER_WATTS | POWER_CRITICAL;
+        shield_curve = 0.25f;
+    }
+}
+
+// +--------------------------------------------------------------------+
+
+void
+Shield::ExecFrame(double seconds)
+{
+    System::ExecFrame(seconds);
+
+    if (power_level < requested_power_level) {
+        power_level += (float) (seconds * 0.10);     // ten seconds to charge up
+
+        if (power_level > requested_power_level)
+        power_level = (float) requested_power_level;
+    }
+    else if (power_level > requested_power_level) {
+        power_level -= (float) (seconds * 0.20);     // five seconds to power down
+
+        if (power_level < requested_power_level)
+        power_level = (float) requested_power_level;
+    }
+
+    if (power_level < 0.01 && !shield_capacitor) {
+        shield_level = 0.0f;
+        energy       = 0.0f;
+    }
+}
+
+// +----------------------------------------------------------------------+
+
+void
+Shield::Distribute(double delivered_energy, double seconds)
+{
+    System::Distribute(delivered_energy, seconds);
+
+    if (shield_capacitor) {
+        if (shield_cutoff > 0 && shield_cutoff < 0.999) {
+            float cutoff = shield_cutoff * capacity;
+
+            if (energy > cutoff)
+            shield_level = (energy-cutoff)/(capacity-cutoff);
+            else
+            shield_level = 0.0f;
+        }
+
+        else {
+            shield_level = energy/capacity;
+        }
+    }
+    else {
+        shield_level = energy/sink_rate;
+        energy       = 0.0f;
+    }
+
+    if (shield_level < 0)
+    shield_level = 0;
+}
+
+// +--------------------------------------------------------------------+
+
+double
+Shield::DeflectDamage(Shot* shot, double damage)
+{
+    double filter      = 1;
+    double penetration = 5;
+    double leak        = 0;
+
+    if (shot)
+    penetration = shot->Design()->penetration;
+
+    filter = 1 - shield_factor * penetration;
+
+    if (filter < 0)
+    filter = 0;
+
+    else if (filter > 1)
+    filter = 1;
+
+    if (shield_capacitor) {
+        if (shield_cutoff > 0 && shield_level < 1e-6) {
+            leak = damage;
+            energy -= (float) (damage * deflection_cost);
+        }
+
+        else {
+            leak = damage * (1 - pow(shield_level, shield_curve) * filter * availability);
+
+            double deflected = damage - leak;
+            energy -= (float) deflected * deflection_cost;
+        }
+
+    }
+    else {
+        leak = damage * (1 - pow(shield_level, shield_curve) * filter * availability);
+    }
+
+    return leak;
+}
+
+// +--------------------------------------------------------------------+
+
+void
+Shield::SetPowerLevel(double level)
+{
+    if (level > 100)
+    level = 100;
+    else if (level < 0)
+    level = 0;
+
+    level /= 100;
+
+    if (requested_power_level != level) {
+        // if the system is on emergency override power,
+        // do not let the EMCON system use this method
+        // to drop it back to normal power:
+        if (power_level > 1 && level == 1) {
+            requested_power_level = (float) power_level;
+            return;
+        }
+
+        requested_power_level = (float) level;
+    }
+}
+
+void
+Shield::SetNetShieldLevel(int level)
+{
+    if (level > 100)     level = 100;
+    else if (level < 0)  level =   0;
+
+    requested_power_level = (float) (level/100.0);
+    power_level           = requested_power_level;
+}
+
+void
+Shield::DoEMCON(int index)
+{
+    int e = GetEMCONPower(index);
+
+    if (power_level * 100 > e || emcon != index) {
+        if (e == 0) {
+            PowerOff();
+        }
+        else if (emcon != index) {
+            PowerOn();
+
+            if (power_level * 100 > e)
+            SetPowerLevel(e);
+        }
+    }
+
+    emcon = index;
+}