Various warning cleanups from Scott A. Colcord, bug #50; reworked Umgah ship code so as not to compare FRAMEs

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@3667 8092fc87-c524-0410-9efc-e669fe64eaf9

sc2/ChangeLog

@@ -1,4 +1,5 @@
 Changes towards version 0.8:
+- Various warnings cleanup (bug #50), from Scott A. Colcord
 - Fixed various Pkunk reincarnation and Shofixti Glory device interactions;
   Pkunk ditty plays in a simultaneous destruction (bug #666) - Alex
 - Preparing for linking with C++ code, from Scott A. Colcord

sc2/build/msvc6/UrQuanMasters.dsp

@@ -2217,6 +2217,10 @@ SOURCE=..\..\src\uqm\planets\solarsys.c
 # End Source File
 # Begin Source File
 
+SOURCE=..\..\src\uqm\planets\solarsys.h
+# End Source File
+# Begin Source File
+
 SOURCE=..\..\src\uqm\planets\sundata.h
 # End Source File
 # Begin Source File

sc2/src/uqm/cleanup.c

@@ -25,14 +25,11 @@
 #include "planets/lander.h"
 #include "starcon.h"
 #include "setup.h"
+#include "planets/solarsys.h"
 #include "sounds.h"
 #include "libs/sndlib.h"
 #include "libs/vidlib.h"
 
-// XXX: we do not current have a header for this prototype to live in
-//  should be something like solarsys.h
-extern void FreeIPData (void);
-
 
 void
 FreeKernel (void)

sc2/src/uqm/planets/Makeinfo

@@ -3,5 +3,5 @@ uqm_CFILES="calc.c cargo.c devices.c gentopo.c lander.c orbits.c
 		oval.c pl_stuff.c planets.c plangen.c pstarmap.c report.c
 		roster.c scan.c solarsys.c surface.c"
 uqm_HFILES="elemdata.h generate.h lander.h lifeform.h plandata.h planets.h
-		scan.h sundata.h"
+		scan.h solarsys.h sundata.h"
 

sc2/src/uqm/planets/oval.c

@@ -21,6 +21,7 @@
 #include "libs/graphics/context.h"
 #include "libs/graphics/drawable.h"
 
+#include "planets.h"
 
 #define NUM_QUADS 4
 

sc2/src/uqm/planets/solarsys.c

@@ -16,6 +16,7 @@
  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  */
 
+#include "solarsys.h"
 #include "lander.h"
 #include "../colors.h"
 #include "../controls.h"

sc2/src/uqm/planets/solarsys.h

@@ -0,0 +1,34 @@
+//Copyright (C) 2011, Scott A. Colcord
+
+/*
+ *  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; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifndef SOLARSYS_H
+#define SOLARSYS_H
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+extern void LoadIPData (void);
+extern void FreeIPData (void);
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif /* SOLARSYS_H */
+

sc2/src/uqm/races.h

@@ -221,7 +221,7 @@ struct race_desc
 	POSTPROCESS_FUNC *postprocess_func;
 	INIT_WEAPON_FUNC *init_weapon_func;
 
-	intptr_t data;  // private ship data, ship code owns this
+	void* data;  // private ship data, ship code owns this
 
 	void *CodeRef;
 };

sc2/src/uqm/setupmenu.c

@@ -766,7 +766,7 @@ clear_control (WIDGET_CONTROLENTRY *widget)
 }	
 
 static int
-count_widgets (const WIDGET **widgets)
+count_widgets (WIDGET **widgets)
 {
 	int count;
 

sc2/src/uqm/ships/androsyn/androsyn.c

@@ -110,6 +110,46 @@ static RACE_DESC androsynth_desc =
 	0, /* CodeRef */
 };
 
+
+// Private per-instance ship data
+typedef struct
+{
+	ElementCollisionFunc* collision_func;
+} ANDROSYNTH_DATA;
+
+// Local typedef
+typedef ANDROSYNTH_DATA CustomShipData_t;
+
+// Retrieve race-specific ship data from a race desc
+static CustomShipData_t *
+GetCustomShipData (RACE_DESC *pRaceDesc)
+{
+	return pRaceDesc->data;
+}
+
+// Set the race-specific data in a race desc
+// (Re)Allocates its own storage for the data.
+static void
+SetCustomShipData (RACE_DESC *pRaceDesc, const CustomShipData_t *data)
+{
+	if (pRaceDesc->data == data) 
+		return;  // no-op
+
+	if (pRaceDesc->data) // Out with the old
+	{
+		HFree (pRaceDesc->data);
+		pRaceDesc->data = NULL;
+	}
+
+	if (data) // In with the new
+	{
+		CustomShipData_t* newData = HMalloc (sizeof (*data));
+		*newData = *data;
+		pRaceDesc->data = newData;
+	}
+}
+
+
 #define BLAZER_DAMAGE 3
 #define BLAZER_MASS 1
 
@@ -355,11 +395,14 @@ androsynth_postprocess (ELEMENT *ElementPtr)
 				ElementPtr->mass_points = BLAZER_MASS;
 				StarShipPtr->RaceDescPtr->characteristics.turn_wait
 						= BLAZER_TURN_WAIT;
+
 				/* Save the current collision func because we were not the
 				 * ones who set it */
-				StarShipPtr->RaceDescPtr->data = (intptr_t)
-						ElementPtr->collision_func;
-				ElementPtr->collision_func = blazer_collision;
+				{
+					const ANDROSYNTH_DATA shipData = { ElementPtr->collision_func };
+					SetCustomShipData (StarShipPtr->RaceDescPtr, &shipData);
+					ElementPtr->collision_func = blazer_collision;
+				}
 			}
 		}
 
@@ -426,8 +469,8 @@ androsynth_preprocess (ELEMENT *ElementPtr)
 					StarShipPtr->RaceDescPtr->characteristics.special_wait;
 			StarShipPtr->RaceDescPtr->characteristics.energy_regeneration = ENERGY_REGENERATION;
 			ElementPtr->mass_points = SHIP_MASS;
-			ElementPtr->collision_func = (ElementCollisionFunc *)
-					StarShipPtr->RaceDescPtr->data;
+			ElementPtr->collision_func = 
+					GetCustomShipData (StarShipPtr->RaceDescPtr)->collision_func;
 			ElementPtr->next.image.farray =
 					StarShipPtr->RaceDescPtr->ship_data.ship;
 			ElementPtr->next.image.frame =
@@ -463,11 +506,19 @@ androsynth_preprocess (ELEMENT *ElementPtr)
 	StarShipPtr->cur_status_flags = cur_status_flags;
 }
 
+static void
+uninit_androsynth (RACE_DESC *pRaceDesc)
+{
+	SetCustomShipData (pRaceDesc, NULL);
+}
+
+
 RACE_DESC*
 init_androsynth (void)
 {
 	RACE_DESC *RaceDescPtr;
 
+	androsynth_desc.uninit_func = uninit_androsynth;
 	androsynth_desc.preprocess_func = androsynth_preprocess;
 	androsynth_desc.postprocess_func = androsynth_postprocess;
 	androsynth_desc.init_weapon_func = initialize_bubble;

sc2/src/uqm/ships/mmrnmhrm/mmrnmhrm.c

@@ -124,6 +124,41 @@ static RACE_DESC mmrnmhrm_desc =
 #define MISSILE_SPEED DISPLAY_TO_WORLD (20)
 #define TRACK_WAIT 5
 
+// Private per-instance ship data
+typedef CHARACTERISTIC_STUFF MMRNMHRM_DATA;
+
+// Local typedef
+typedef MMRNMHRM_DATA CustomShipData_t;
+
+// Retrieve race-specific ship data from a race desc
+static CustomShipData_t *
+GetCustomShipData (RACE_DESC *pRaceDesc)
+{
+	return pRaceDesc->data;
+}
+
+// Set the race-specific data in a race desc
+// (Re)Allocates its own storage for the data.
+static void
+SetCustomShipData (RACE_DESC *pRaceDesc, const CustomShipData_t *data)
+{
+	if (pRaceDesc->data == data) 
+		return;  // no-op
+
+	if (pRaceDesc->data) // Out with the old
+	{
+		HFree (pRaceDesc->data);
+		pRaceDesc->data = NULL;
+	}
+
+	if (data) // In with the new
+	{
+		CustomShipData_t* newData = HMalloc (sizeof (*data));
+		*newData = *data;
+		pRaceDesc->data = newData;
+	}
+}
+
 static void
 missile_preprocess (ELEMENT *ElementPtr)
 {
@@ -363,8 +398,8 @@ mmrnmhrm_postprocess (ELEMENT *ElementPtr)
 			/* take care of transform effect */
 	if (ElementPtr->next.image.farray != ElementPtr->current.image.farray)
 	{
-		CHARACTERISTIC_STUFF t;
-		CHARACTERISTIC_STUFF *otherwing_desc;
+		MMRNMHRM_DATA tempShipData;
+		MMRNMHRM_DATA *otherwing_desc;
 
 		ProcessSound (SetAbsSoundIndex (
 						/* TRANSFORM */
@@ -373,11 +408,13 @@ mmrnmhrm_postprocess (ELEMENT *ElementPtr)
 		StarShipPtr->weapon_counter = 0;
 
 		/* Swap characteristics descriptors around */
-		otherwing_desc = (CHARACTERISTIC_STUFF *)
-				StarShipPtr->RaceDescPtr->data;
-		t = *otherwing_desc;
-		*otherwing_desc = StarShipPtr->RaceDescPtr->characteristics;
-		StarShipPtr->RaceDescPtr->characteristics = t;
+		otherwing_desc = GetCustomShipData (StarShipPtr->RaceDescPtr);
+		if (!otherwing_desc)
+			return;  // No ship data (?!)
+
+		tempShipData = *otherwing_desc;
+		SetCustomShipData (StarShipPtr->RaceDescPtr, &StarShipPtr->RaceDescPtr->characteristics);
+		StarShipPtr->RaceDescPtr->characteristics = tempShipData;
 		StarShipPtr->RaceDescPtr->cyborg_control.ManeuverabilityIndex = 0;
 
 		if (ElementPtr->next.image.farray == StarShipPtr->RaceDescPtr->ship_data.special)
@@ -444,8 +481,7 @@ mmrnmhrm_preprocess (ELEMENT *ElementPtr)
 static void
 uninit_mmrnmhrm (RACE_DESC *pRaceDesc)
 {
-	HFree ((void *)pRaceDesc->data);
-	pRaceDesc->data = 0;
+	SetCustomShipData (pRaceDesc, NULL);
 }
 
 RACE_DESC*
@@ -454,7 +490,7 @@ init_mmrnmhrm (void)
 	RACE_DESC *RaceDescPtr;
 	// The caller of this func will copy the struct
 	static RACE_DESC new_mmrnmhrm_desc;
-	CHARACTERISTIC_STUFF *otherwing_desc;
+	MMRNMHRM_DATA otherwing_desc;
 
 	mmrnmhrm_desc.uninit_func = uninit_mmrnmhrm;
 	mmrnmhrm_desc.preprocess_func = mmrnmhrm_preprocess;
@@ -464,20 +500,19 @@ init_mmrnmhrm (void)
 
 	new_mmrnmhrm_desc = mmrnmhrm_desc;
 
-	otherwing_desc = HMalloc (sizeof (*otherwing_desc));
-	otherwing_desc->max_thrust = YWING_MAX_THRUST;
-	otherwing_desc->thrust_increment = YWING_THRUST_INCREMENT;
-	otherwing_desc->energy_regeneration = YWING_ENERGY_REGENERATION;
-	otherwing_desc->weapon_energy_cost = YWING_WEAPON_ENERGY_COST;
-	otherwing_desc->special_energy_cost = YWING_SPECIAL_ENERGY_COST;
-	otherwing_desc->energy_wait = YWING_ENERGY_WAIT;
-	otherwing_desc->turn_wait = YWING_TURN_WAIT;
-	otherwing_desc->thrust_wait = YWING_THRUST_WAIT;
-	otherwing_desc->weapon_wait = YWING_WEAPON_WAIT;
-	otherwing_desc->special_wait = YWING_SPECIAL_WAIT;
-	otherwing_desc->ship_mass = SHIP_MASS;
+	otherwing_desc.max_thrust = YWING_MAX_THRUST;
+	otherwing_desc.thrust_increment = YWING_THRUST_INCREMENT;
+	otherwing_desc.energy_regeneration = YWING_ENERGY_REGENERATION;
+	otherwing_desc.weapon_energy_cost = YWING_WEAPON_ENERGY_COST;
+	otherwing_desc.special_energy_cost = YWING_SPECIAL_ENERGY_COST;
+	otherwing_desc.energy_wait = YWING_ENERGY_WAIT;
+	otherwing_desc.turn_wait = YWING_TURN_WAIT;
+	otherwing_desc.thrust_wait = YWING_THRUST_WAIT;
+	otherwing_desc.weapon_wait = YWING_WEAPON_WAIT;
+	otherwing_desc.special_wait = YWING_SPECIAL_WAIT;
+	otherwing_desc.ship_mass = SHIP_MASS;
 
-	new_mmrnmhrm_desc.data = (intptr_t) otherwing_desc;
+	SetCustomShipData (&new_mmrnmhrm_desc, &otherwing_desc);
 
 	RaceDescPtr = &new_mmrnmhrm_desc;
 

sc2/src/uqm/ships/pkunk/pkunk.c

@@ -123,6 +123,38 @@ typedef struct
 	
 } PKUNK_DATA;
 
+// Local typedef
+typedef PKUNK_DATA CustomShipData_t;
+
+// Retrieve race-specific ship data from a race desc
+static CustomShipData_t *
+GetCustomShipData (RACE_DESC *pRaceDesc)
+{
+	return pRaceDesc->data;
+}
+
+// Set the race-specific data in a race desc
+// (Re)Allocates its own storage for the data.
+static void
+SetCustomShipData (RACE_DESC *pRaceDesc, const CustomShipData_t *data)
+{
+	if (pRaceDesc->data == data) 
+		return;  // no-op
+
+	if (pRaceDesc->data) // Out with the old
+	{
+		HFree (pRaceDesc->data);
+		pRaceDesc->data = NULL;
+	}
+
+	if (data) // In with the new
+	{
+		CustomShipData_t* newData = HMalloc (sizeof (*data));
+		*newData = *data;
+		pRaceDesc->data = newData;
+	}
+}
+
 static void
 animate (ELEMENT *ElementPtr)
 {
@@ -200,7 +232,7 @@ pkunk_intelligence (ELEMENT *ShipPtr, EVALUATE_DESC *ObjectsOfConcern,
 	PKUNK_DATA *PkunkData;
 
 	GetElementStarShip (ShipPtr, &StarShipPtr);
-	PkunkData = (PKUNK_DATA *) StarShipPtr->RaceDescPtr->data;
+	PkunkData = GetCustomShipData (StarShipPtr->RaceDescPtr);
 	if (PkunkData->hPhoenix && (StarShipPtr->control & STANDARD_RATING))
 	{
 		RemoveElement (PkunkData->hPhoenix);
@@ -227,7 +259,7 @@ new_pkunk (ELEMENT *ElementPtr)
 	PKUNK_DATA *PkunkData;
 
 	GetElementStarShip (ElementPtr, &StarShipPtr);
-	PkunkData = (PKUNK_DATA *) StarShipPtr->RaceDescPtr->data;
+	PkunkData = GetCustomShipData (StarShipPtr->RaceDescPtr);
 
 	ElementPtr->state_flags = APPEARING | PLAYER_SHIP | IGNORE_SIMILAR;
 	ElementPtr->mass_points = SHIP_MASS;
@@ -301,7 +333,7 @@ intercept_pkunk_death (ELEMENT *ElementPtr)
 	ELEMENT *ShipPtr;
 
 	GetElementStarShip (ElementPtr, &StarShipPtr);
-	PkunkData = (PKUNK_DATA *) StarShipPtr->RaceDescPtr->data;
+	PkunkData = GetCustomShipData (StarShipPtr->RaceDescPtr);
 	
 	if (StarShipPtr->RaceDescPtr->ship_info.crew_level != 0)
 	{	// Ship not dead yet.
@@ -447,7 +479,7 @@ pkunk_preprocess (ELEMENT *ElementPtr)
 	PKUNK_DATA *PkunkData;
 
 	GetElementStarShip (ElementPtr, &StarShipPtr);
-	PkunkData = (PKUNK_DATA *) StarShipPtr->RaceDescPtr->data;
+	PkunkData = GetCustomShipData (StarShipPtr->RaceDescPtr);
 	if (ElementPtr->state_flags & APPEARING)
 	{
 		HELEMENT hPhoenix = 0;
@@ -572,8 +604,7 @@ pkunk_postprocess (ELEMENT *ElementPtr)
 static void
 uninit_pkunk (RACE_DESC *pRaceDesc)
 {
-	HFree ((void *)pRaceDesc->data);
-	pRaceDesc->data = 0;
+	SetCustomShipData (pRaceDesc, NULL);
 }
 
 RACE_DESC*
@@ -582,6 +613,8 @@ init_pkunk (void)
 	RACE_DESC *RaceDescPtr;
 	// The caller of this func will copy the struct
 	static RACE_DESC new_pkunk_desc;
+	PKUNK_DATA empty_data;
+	memset (&empty_data, 0, sizeof (empty_data));
 
 	pkunk_desc.uninit_func = uninit_pkunk;
 	pkunk_desc.preprocess_func = pkunk_preprocess;
@@ -591,7 +624,7 @@ init_pkunk (void)
 
 	/* copy initial ship settings to the new descriptor */
 	new_pkunk_desc = pkunk_desc;
-	new_pkunk_desc.data = (intptr_t) HCalloc (sizeof (PKUNK_DATA));
+	SetCustomShipData (&new_pkunk_desc, &empty_data);
 
 	RaceDescPtr = &new_pkunk_desc;
 

sc2/src/uqm/ships/sis_ship/sis_ship.c

@@ -136,9 +136,41 @@ static void InitDriveSlots (RACE_DESC *RaceDescPtr,
 		const BYTE *DriveSlots);
 static void InitJetSlots (RACE_DESC *RaceDescPtr,
 		const BYTE *JetSlots);
-void uninit_sis (RACE_DESC *pRaceDesc);
+static void uninit_sis (RACE_DESC *pRaceDesc);
 
 
+// Local typedef
+typedef SIS_DATA CustomShipData_t;
+
+// Retrieve race-specific ship data from a race desc
+static CustomShipData_t *
+GetCustomShipData (RACE_DESC *pRaceDesc)
+{
+	return pRaceDesc->data;
+}
+
+// Set the race-specific data in a race desc
+// (Re)Allocates its own storage for the data.
+static void
+SetCustomShipData (RACE_DESC *pRaceDesc, const CustomShipData_t *data)
+{
+	if (pRaceDesc->data == data)
+		return;  // no-op
+
+	if (pRaceDesc->data) // Out with the old
+	{
+		HFree (pRaceDesc->data);
+		pRaceDesc->data = NULL;
+	}
+
+	if (data) // In with the new
+	{
+		CustomShipData_t* newData = HMalloc (sizeof (*data));
+		*newData = *data;
+		pRaceDesc->data = newData;
+	}
+}
+
 static void
 sis_hyper_preprocess (ELEMENT *ElementPtr)
 {
@@ -566,7 +598,7 @@ initialize_blasters (ELEMENT *ShipPtr, HELEMENT BlasterArray[])
 	SIS_DATA *SisData;
 
 	GetElementStarShip (ShipPtr, &StarShipPtr);
-	SisData = (SIS_DATA *) StarShipPtr->RaceDescPtr->data;
+	SisData = GetCustomShipData (StarShipPtr->RaceDescPtr);
 
 	nt = (BYTE)((4 - SisData->num_trackers) & 3);
 
@@ -606,7 +638,7 @@ sis_intelligence (ELEMENT *ShipPtr, EVALUATE_DESC *ObjectsOfConcern,
 	SIS_DATA *SisData;
 
 	GetElementStarShip (ShipPtr, &StarShipPtr);
-	SisData = (SIS_DATA *) StarShipPtr->RaceDescPtr->data;
+	SisData = GetCustomShipData (StarShipPtr->RaceDescPtr);
 
 	lpEvalDesc = &ObjectsOfConcern[ENEMY_WEAPON_INDEX];
 	if (lpEvalDesc->ObjectPtr)
@@ -680,7 +712,7 @@ InitWeaponSlots (RACE_DESC *RaceDescPtr, const BYTE *ModuleSlots)
 #define BLASTER_HITS 2
 #define BLASTER_OFFSET 8
 	COUNT i;
-	SIS_DATA *SisData = (SIS_DATA *) RaceDescPtr->data;
+	SIS_DATA *SisData = GetCustomShipData (RaceDescPtr);
 	MISSILE_BLOCK *lpMB = SisData->MissileBlock;
 
 	SisData->num_blasters = 0;
@@ -760,7 +792,7 @@ InitModuleSlots (RACE_DESC *RaceDescPtr, const BYTE *ModuleSlots)
 {
 	COUNT i;
 	COUNT num_trackers;
-	SIS_DATA *SisData = (SIS_DATA *) RaceDescPtr->data;
+	SIS_DATA *SisData = GetCustomShipData (RaceDescPtr);
 
 	RaceDescPtr->ship_info.max_crew = 0;
 	num_trackers = 0;
@@ -851,6 +883,8 @@ init_sis (void)
 	COUNT i;
 	// The caller of this func will copy the struct
 	static RACE_DESC new_sis_desc;
+	SIS_DATA empty_data;
+	memset (&empty_data, 0, sizeof (empty_data));
 
 	/* copy initial ship settings to new_sis_desc */
 	new_sis_desc = sis_desc;
@@ -888,7 +922,7 @@ init_sis (void)
 			SET_GAME_STATE (BOMB_CARRIER, 1);
 	}
 
-	new_sis_desc.data = (intptr_t) HCalloc (sizeof (SIS_DATA));
+	SetCustomShipData (&new_sis_desc, &empty_data);
 	InitModuleSlots (&new_sis_desc, GLOBAL_SIS (ModuleSlots));
 	InitWeaponSlots (&new_sis_desc, GLOBAL_SIS (ModuleSlots));
 	InitDriveSlots (&new_sis_desc, GLOBAL_SIS (DriveSlots));
@@ -913,7 +947,7 @@ init_sis (void)
 	return (RaceDescPtr);
 }
 
-void
+static void
 uninit_sis (RACE_DESC *pRaceDesc)
 {
 	if (LOBYTE (GLOBAL (CurrentActivity)) != IN_HYPERSPACE)
@@ -923,8 +957,7 @@ uninit_sis (RACE_DESC *pRaceDesc)
 			GLOBAL_SIS (CrewEnlisted)--;
 	}
 
-	HFree ((void *)pRaceDesc->data);
-	pRaceDesc->data = 0;
+	SetCustomShipData (pRaceDesc, NULL);
 }
 
 

sc2/src/uqm/ships/umgah/umgah.c

@@ -110,6 +110,46 @@ static RACE_DESC umgah_desc =
 	0, /* CodeRef */
 };
 
+
+// Private per-instance ship data
+typedef struct
+{
+	UWORD prevFacing;
+} UMGAH_DATA;
+
+// Local typedef
+typedef UMGAH_DATA CustomShipData_t;
+
+// Retrieve race-specific ship data from a race desc
+static CustomShipData_t *
+GetCustomShipData (RACE_DESC *pRaceDesc)
+{
+	return pRaceDesc->data;
+}
+
+// Set the race-specific data in a race desc
+// (Re)Allocates its own storage for the data.
+static void
+SetCustomShipData (RACE_DESC *pRaceDesc, const CustomShipData_t *data)
+{
+	if (pRaceDesc->data == data) 
+		return;  // no-op
+
+	if (pRaceDesc->data) // Out with the old
+	{
+		HFree (pRaceDesc->data);
+		pRaceDesc->data = NULL;
+	}
+
+	if (data) // In with the new
+	{
+		CustomShipData_t* newData = HMalloc (sizeof (*data));
+		*newData = *data;
+		pRaceDesc->data = newData;
+	}
+}
+
+
 static void
 cone_preprocess (ELEMENT *ElementPtr)
 {
@@ -266,6 +306,7 @@ initialize_cone (ELEMENT *ShipPtr, HELEMENT ConeArray[])
 #define MISSILE_LIFE 1
 #define MISSILE_OFFSET 0
 	STARSHIP *StarShipPtr;
+	UMGAH_DATA* UmgahData;
 	MISSILE_BLOCK MissileBlock;
 
 	GetElementStarShip (ShipPtr, &StarShipPtr);
@@ -285,15 +326,17 @@ initialize_cone (ELEMENT *ShipPtr, HELEMENT ConeArray[])
 
 	// This func is called every frame while the player is holding down WEAPON
 	// Don't reset the cone FRAME to the first image every time
-	if (ShipPtr->next.image.frame != (FRAME) StarShipPtr->RaceDescPtr->data)
+	UmgahData = GetCustomShipData (StarShipPtr->RaceDescPtr);
+	if (!UmgahData || StarShipPtr->ShipFacing != UmgahData->prevFacing)
 	{
-		StarShipPtr->RaceDescPtr->data = (intptr_t) ShipPtr->next.image.frame;
+		const UMGAH_DATA shipData = {StarShipPtr->ShipFacing};
+
+		SetCustomShipData (StarShipPtr->RaceDescPtr, &shipData);
 
 		StarShipPtr->RaceDescPtr->ship_data.special[0] =
 				SetAbsFrameIndex (
 				StarShipPtr->RaceDescPtr->ship_data.special[0],
-				StarShipPtr->ShipFacing
-				);
+				StarShipPtr->ShipFacing);
 	}
 	
 	MissileBlock.index = GetFrameIndex (StarShipPtr->RaceDescPtr->ship_data.special[0]);
@@ -341,7 +384,7 @@ umgah_preprocess (ELEMENT *ElementPtr)
 	if (ElementPtr->state_flags & APPEARING)
 	{
 		// Reset the value just in case
-		StarShipPtr->RaceDescPtr->data = 0;
+		SetCustomShipData (StarShipPtr->RaceDescPtr, NULL);
 	}
 	else
 	{
@@ -366,11 +409,18 @@ umgah_preprocess (ELEMENT *ElementPtr)
 	}
 }
 
+static void
+uninit_umgah (RACE_DESC *pRaceDesc)
+{
+	SetCustomShipData (pRaceDesc, NULL);
+}
+
 RACE_DESC*
 init_umgah (void)
 {
 	RACE_DESC *RaceDescPtr;
 
+	umgah_desc.uninit_func = uninit_umgah;
 	umgah_desc.preprocess_func = umgah_preprocess;
 	umgah_desc.postprocess_func = umgah_postprocess;
 	umgah_desc.init_weapon_func = initialize_cone;