spc.c File Reference

Space-object simulation and the fleet overview camera. More...

#include <signal.h>
#include <sys/stat.h>
#include "wc1.h"

Go to the source code of this file.

Functions
void	SetFleetOverviewView (int initializeCockpit)
unsigned int	rotate_eye_to_goal (void)
short	GetVectorMagnitude (const FixedVector *vector)
unsigned int	set_eye_direction_and_position (void)
unsigned int	force_view (int view, short obj)
unsigned int	new_view (int view, short obj)
unsigned int	start_dust (short obj, FixedVector origin, short forwardDistance, int rightOffset, int upOffset)
unsigned int	generate_stars (void)
unsigned int	update_star_field (void)
short	count_down (short obj)
int	explode (short attacker, short victim)
unsigned int	house_keep_objects (void)
unsigned int	update_objects_in_space (void)
unsigned int	rotate_object (short obj)
unsigned int	accelerate_and_move_object (short obj)
unsigned int	animate_shape (short obj)
unsigned int	animate_object (short obj)
void	make_shard (short asteroid, FixedVector direction)
short	check_for_collision (short obj)
void	rectangular_to_spherical (const FixedVector *rectangular, SphericalVector *spherical)
void	apply_force_to_object (FixedVector *point, FixedVector *force, short obj)
int	inflict_damage (short attacker, short victim, short damage, const FixedVector *impactDirection)
int	MaxInt (int a, int b)
void	rotational_acceleration (FixedVector *point, FixedVector *force, short obj)
unsigned int	hit_asteroid (short asteroid, short destructionChance)
short	easy2see (short obj)
unsigned int	update_canned_sequence (short obj)
void	mine_intelligence (short obj)
short	get_ship_max_velocity (short obj)
void	heat_seeking_missile_intelligence (short obj)
void	FF_missile_intelligence (short obj)
int	object_collision (short obj)
unsigned int	object_intelligence (short obj)

Variables
int	nCapitalShipViewDistance = 0x7d000
unsigned char	bLandingAuthorized = 0
static int	bAlternateChaseView = 0
short	asScannerObjectY [11]
ShortPoint	stCockpitExplosionPosition
short	asScannerObjectPositionX [11]
unsigned char	abCockpitLightGoalArray [7]
int	nCurrentDamageAlarmSfxHandle
short	asScannerBackgroundColour [10]
unsigned int	anCockpitDamageState [4]
unsigned short	nPendingHudMessageColour
short	nCurrentStarFieldJRotationValue
short	nStarFieldIRotValue

Detailed Description

Space-object simulation and the fleet overview camera.

Address range 410740-413a0f. The Mac spc symbol run identifies rotate_eye_to_goal through object_intelligence.

Definition in file spc.c.

Function Documentation

accelerate_and_move_object()

unsigned int accelerate_and_move_object

(

short

obj

)

Definition at line 1053 of file spc.c.

References abShipExhaustHeatList, accelerate_and_move_object(), AddFixedVectors(), aeObjectClass, aeObjectTypeList, aeShipTacticArray, aeSpecialManeuvers, alert_flag(), anShipSpeed, aObjectTypeData, approach_zero_speed(), aShipFwdVec, aShipPositionsArray, aShipVelocity, asShipAfterburnerTimer, bAfterburnerSfxEnabled, ComputeVectorDelta(), DivideFixed(), dot_product(), drain_fuel(), FlushSoundEffectsAndLog(), GetShipAccelerationRate(), ObjectTypeData::maximumVelocity, MinInt(), MultiplyFixed(), NormalizeAndScaleVector(), OBJECT_CLASS_MISSILE, RandomBelowOrEqual(), ScaleFixedVector(), set_special(), SPECIAL_MANEUVER_AFTERBURNER, SPECIAL_MANEUVER_KILL_ENGINES, SPECIAL_MANEUVER_NONE, SPECIAL_MANEUVER_STOP_DRIFT, SPECIAL_MANEUVER_SUPER_BRAKE, TACTIC_SIT_STILL, Vector_magnitude(), vPlayerAccel, and zero_vector().

Referenced by accelerate_and_move_object(), and update_objects_in_space().

animate_object()

unsigned int animate_object

(

short

obj

)

Definition at line 1224 of file spc.c.

References AddFixedVectors(), aeObjectClass, aeObjectTypeList, animate_object(), animate_shape(), aObjectTypeData, aShipFwdVec, aShipPositionsArray, aShipVelocity, asObjectCollisionRadius, asObjectScreenXList, asShipAccumulatedDmg, awObjectScales, FillFixedVectorWithRandomComponents(), find_vacant_3d_object(), nRenderedSpaceFrame, OBJECT_CLASS_ASTEROID, OBJECT_CLASS_DEBRIS, OBJECT_CLASS_EXPLOSION, OBJECT_CLASS_FIXED_OBJECT, OBJECT_CLASS_MINE, OBJECT_CLASS_SHIP, OBJECT_TYPE_RED_SPARK, PlaySfxWaveFileByNumber(), RandomInRange(), ScaleFixedVector(), set_objects_data(), and zero_vector().

Referenced by animate_object(), and update_objects_in_space().

animate_shape()

unsigned int animate_shape

(

short

obj

)

Definition at line 1165 of file spc.c.

References aeObjectTypeList, animate_shape(), ObjectTypeData::animation, aObjectTypeData, asObjectAnimationDelay, asObjectAnimIndexes, asObjectFlipArray, asObjectScreenXList, asObjectViewFrames, awObjectScales, OBJECT_TYPE_DEBRIS_METAL_SHEET, OBJECT_TYPE_DEBRIS_WING, PlaySfxWaveFileByNumber(), remove_object(), and ObjectTypeData::yawRate.

Referenced by animate_object(), animate_shape(), and set_objects_data().

apply_force_to_object()

void apply_force_to_object	(	FixedVector *	point,
		FixedVector *	force,
		short	obj )

Definition at line 1045 of file geom.c.

check_for_collision()

short check_for_collision

(

short

obj

)

Definition at line 922 of file geom.c.

count_down()

short count_down

(

short

obj

)

Definition at line 839 of file spc.c.

References asObjectCounterArray, and count_down().

Referenced by count_down(), and house_keep_objects().

easy2see()

short easy2see

(

short

obj

)

Definition at line 83 of file winmain.c.

explode()

int explode	(	short	attacker,
		short	victim )

Definition at line 1340 of file ship.c.

FF_missile_intelligence()

void FF_missile_intelligence

(

short

obj

)

Definition at line 1064 of file brains.c.

force_view()

unsigned int force_view	(	int	view,
		short	obj )

Definition at line 464 of file spc.c.

References force_view(), nCameraViewMode, and new_view().

Referenced by auto_pilot_sequence(), force_view(), HandleSpaceFlightControls(), InflightComputer(), LaunchPlayerShip(), parse_view_script(), ShowGetReadyScreen(), stranded_sequence(), and visit_the_cinema().

generate_stars()

unsigned int generate_stars

(

void

)

Definition at line 696 of file spc.c.

References aeObjectClass, aShipFwdVec, aShipPositionsArray, aShipRightVector, aShipUpVector, asObjectViewFrames, copy_frame(), EYE_OBJECT, generate_stars(), nCurrentStarFieldJRotationValue, nStarFieldIRotValue, OBJECT_CLASS_STAR, RandomInRange(), rotate_about_i(), rotate_about_j(), ScaleFixedVector(), signed_random(), start_dust(), FixedVector::x, FixedVector::y, and FixedVector::z.

Referenced by generate_stars(), new_view(), set_eye_direction_and_position(), and ShowGameOverScreen().

get_ship_max_velocity()

short get_ship_max_velocity

(

short

obj

)

Definition at line 95 of file geom.c.

GetVectorMagnitude()

short GetVectorMagnitude

(

const FixedVector *

vector

)

Definition at line 146 of file spc.c.

References FixedToShortSaturating(), GetVectorMagnitude(), and Vector_magnitude().

Referenced by GetVectorMagnitude().

heat_seeking_missile_intelligence()

void heat_seeking_missile_intelligence

(

short

obj

)

Definition at line 1018 of file brains.c.

hit_asteroid()

unsigned int hit_asteroid	(	short	asteroid,
		short	destructionChance )

Definition at line 1296 of file spc.c.

References aShipVelocity, explode(), hit_asteroid(), make_shard(), RandomBelowOrEqual(), and vCollisionDelta.

Referenced by hit_asteroid(), and object_collision().

house_keep_objects()

unsigned int house_keep_objects

(

void

)

Definition at line 850 of file spc.c.

References abShipExhaustHeatList, abShipNavPtIdx, acObjCollisionGraceTicks, acObjOwnersTable, acPreviousAttackers, aeObjectClass, aeObjectTypeList, aeShipManeuversTable, aeShipSide, aeShipTacticArray, aeSpecialManeuvers, aMissionShips, aObjectTypeData, aShipFwdVec, aShipVelocity, asObjectCounterArray, asObjectScreenXList, awObjectScales, bLandingAuthorized, bPlayerCollisionsEnabled, count_down(), Create_explosion_debris(), explode(), explosion_shock_wave(), get_facing_range_from_object(), house_keep_objects(), ObjectTypeData::lifetime, MANEUVER_WARPING_IN, MANEUVER_WARPING_OUT, nArcadeState, nFacingToTargetValue, normal_speed(), nPlayerCollisionObject, nShipMissionIndices, nTargetFacingValue, nTgtRange, nYourWingman, OBJECT_CLASS_CAPITAL_SHIP, OBJECT_CLASS_DEBRIS, OBJECT_CLASS_DUST, OBJECT_CLASS_FIXED_OBJECT, OBJECT_CLASS_MINE, OBJECT_CLASS_MISSILE, OBJECT_CLASS_PROJECTILE, OBJECT_CLASS_SHIP, OBJECT_TYPE_DEBRIS_DUST, OBJECT_TYPE_DUMB_FIRE_MISSILE, OBJECT_TYPE_THRUSTERS, OBJECT_TYPE_TIGERS_CLAW, OBJECT_TYPE_TURRET, onboard_explosion(), RandomBelowOrEqual(), RandomInRange(), remove_object(), reset_maneuver(), send_message(), set_objects_data(), ShipExplosion(), SIDE_KILRATHI, SIDE_NEUTRAL, SPACE_LAST_MOVING_OBJECT, SPECIAL_MANEUVER_UNKNOWN_9, MissionShipRecord::state, TACTIC_RAM, TACTIC_SIT_STILL, TACTIC_WARP_IN, and vector_component_in_dir().

Referenced by house_keep_objects(), ShowCarrierLaunchSequence(), and Update_3Space().

inflict_damage()

int inflict_damage	(	short	attacker,
		short	victim,
		short	damage,
		const FixedVector *	impactDirection )

Definition at line 503 of file ship.c.

make_shard()

void make_shard	(	short	asteroid,
		FixedVector	direction )

Definition at line 105 of file winmain.c.

MaxInt()

int MaxInt	(	int	a,
		int	b )

Definition at line 210 of file geom.c.

mine_intelligence()

void mine_intelligence

(

short

obj

)

Definition at line 992 of file brains.c.

new_view()

unsigned int new_view	(	int	view,
		short	obj )

Definition at line 472 of file spc.c.

References AddFixedVectors(), aeObjectClass, aShipFwdVec, aShipPositionsArray, aShipRightVector, aShipUpVector, aShipVelocity, asObjectCollisionRadius, bAlternateChaseView, bScriptedView, ComputeVectorDelta(), copy_frame(), cViewObject, EYE_OBJECT, find_ship_index(), fix_objects_ijk(), generate_stars(), initialize_cockpit(), look_at(), MaxShort(), nCameraViewMode, nCarrierMissionShipIndexValue, nCurrentExternalViewDistance, negate_vector(), new_view(), nExternalViewAngle, nExternalViewShip, nEyePitchRate, nEyePitchTargetValue, nEyeRollRate, nEyeRollTargetValue, nEyeYawGoalValue, nEyeYawRate, NormalizeFixedVector(), nYourWingman, OBJECT_CLASS_CAPITAL_SHIP, position_relative_ijk(), ScaleFixedVector(), set_eye_direction_and_position(), SetFleetOverviewView(), FixedVector::x, FixedVector::y, FixedVector::z, and zero_vector().

Referenced by death_sequence(), ejection_sequence(), force_view(), HandleSpaceFlightControls(), new_view(), RunSpaceFlight(), and set_eye_direction_and_position().

object_collision()

int object_collision

(

short

obj

)

Definition at line 1322 of file spc.c.

References acLastCollisionObjects, acObjCollisionGraceTicks, acObjOwnersTable, acPreviousAttackers, acShipAiCooldowns, AddFixedVectors(), aeObjectClass, anShipSpeed, aObjectViewPositionsList, aPaletteFadeEntries, apply_force_to_object(), aShipPositionsArray, aShipVelocity, asObjectCollisionRadius, asObjectCounterArray, asObjectScreenXList, asShipAccumulatedDmg, awObjectScales, awObjMassArray, bPlayerCollisionResponse, check_for_collision(), ComputeVectorDelta(), DivideFixed(), easy2see(), explode(), hit_asteroid(), inflict_damage(), MaxInt(), MinInt(), MultiplyFixed(), nCameraViewMode, negate_vector(), NormalizeFixedVector(), OBJECT_CLASS_ASTEROID, OBJECT_CLASS_CAPITAL_SHIP, OBJECT_CLASS_MINE, OBJECT_CLASS_MISSILE, OBJECT_CLASS_PROJECTILE, OBJECT_CLASS_SHIP, object_collision(), OBJECT_TYPE_LASER_SPARK, SphericalVector::pitch, PlaySfxWaveFileByNumber(), rectangular_to_spherical(), remove_object(), rotational_acceleration(), ScaleFixedVector(), set_objects_data(), SubtractFixedVectors(), vCollisionDelta, vector_component_in_dir(), Vector_magnitude(), SphericalVector::yaw, and zero_vector().

Referenced by object_collision(), and update_objects_in_space().

object_intelligence()

unsigned int object_intelligence

(

short

obj

)

Definition at line 1545 of file spc.c.

References acShipTargetTable, aeObjectClass, aeObjectTypeList, anShipSpeed, capital_ship_intelligence(), FF_missile_intelligence(), futurion_intelligence(), get_facing_range_from_object(), get_ship_max_velocity(), heat_seeking_missile_intelligence(), mine_intelligence(), nCannedSceneMode, nCurrentSpaceFrameValue, nExternalViewShip, OBJECT_CLASS_CAPITAL_SHIP, OBJECT_CLASS_FUTURION, OBJECT_CLASS_MINE, OBJECT_CLASS_MISSILE, OBJECT_CLASS_SHIP, object_intelligence(), OBJECT_TYPE_DUMB_FIRE_MISSILE, OBJECT_TYPE_FF_MISSILE, OBJECT_TYPE_HEAT_SEEKING_MISSILE, OBJECT_TYPE_IMAGE_RECOGNITION_MISSILE, point_ship(), ship_intelligence(), update_canned_sequence(), and vToTgt.

Referenced by object_intelligence(), and update_objects_in_space().

rectangular_to_spherical()

void rectangular_to_spherical	(	const FixedVector *	rectangular,
		SphericalVector *	spherical )

Definition at line 383 of file geom.c.

rotate_eye_to_goal()

unsigned int rotate_eye_to_goal

(

void

)

Definition at line 123 of file spc.c.

References anObjectRollRotationList, anObjectYawRotation, anObjPitchRot, match_rotation_goal(), nEyePitchRate, nEyePitchTargetValue, nEyeRollRate, nEyeRollTargetValue, nEyeYawGoalValue, nEyeYawRate, and rotate_eye_to_goal().

Referenced by rotate_eye_to_goal(), and set_eye_direction_and_position().

rotate_object()

unsigned int rotate_object

(

short

obj

)

Definition at line 1035 of file spc.c.

References alter_pitch(), alter_roll(), alter_yaw(), anObjectRollRotationList, anObjectYawRotation, anObjPitchRot, ClampVectorTo30(), and rotate_object().

Referenced by rotate_object(), set_eye_direction_and_position(), and update_objects_in_space().

rotational_acceleration()

void rotational_acceleration	(	FixedVector *	point,
		FixedVector *	force,
		short	obj )

Definition at line 1101 of file geom.c.

set_eye_direction_and_position()

unsigned int set_eye_direction_and_position

(

void

)

Definition at line 152 of file spc.c.

References acShipTargetTable, AddFixedVectors(), aeObjectClass, aeShipTacticArray, aShipFwdVec, aShipPositionsArray, aShipRightVector, aShipUpVector, aShipVelocity, bAlternateChaseView, bCockpitlessView, bScriptedView, ComputeVectorDelta(), copy_frame(), cViewObject, divide_vector(), EYE_OBJECT, fix_objects_ijk(), generate_stars(), GetScreenUpdateFlag(), initialize_view_buffer(), look_at(), match_roll_orientation(), MaxShort(), nCameraViewMode, nCapitalShipViewDistance, nCurrentExternalViewDistance, negate_vector(), new_view(), nExternalViewAngle, nExternalViewShip, nEyeRollRate, nEyeRollTargetValue, NormalizeFixedVector(), nScreenHeight, nScreenWidth, OBJECT_CLASS_NULL, rotate_eye_to_goal(), rotate_object(), ScaleFixedVector(), set_eye_direction_and_position(), SetFleetOverviewView(), SetVectorFixedPoint(), SetViewportRect(), shrink_vector(), stSpaceBufferViewport, SubtractFixedVectors(), TACTIC_CRUISE, update_scripted_view(), Vector_magnitude(), FixedVector::x, FixedVector::y, FixedVector::z, and zero_vector().

Referenced by new_view(), set_eye_direction_and_position(), ShowCarrierLaunchSequence(), ShowGameOverScreen(), and Update_3Space().

SetFleetOverviewView()

void SetFleetOverviewView

(

int

initializeCockpit

)

Definition at line 31 of file spc.c.

References AddFixedVectors(), aeObjectClass, aShipFwdVec, aShipPositionsArray, aShipRightVector, aShipUpVector, aShipVelocity, ComputeVectorDelta(), EYE_OBJECT, GetFixedOneMillionThunkAlt(), GetScreenUpdateFlag(), initialize_cockpit(), OBJECT_CLASS_SHIP, point_at(), position_relative_ijk(), ScaleFixedVector(), SetFleetOverviewView(), Vector_magnitude(), FixedVector::x, FixedVector::y, FixedVector::z, and zero_vector().

Referenced by new_view(), set_eye_direction_and_position(), and SetFleetOverviewView().

start_dust()

unsigned int start_dust	(	short	obj,
		FixedVector	origin,
		short	forwardDistance,
		int	rightOffset,
		int	upOffset )

Definition at line 667 of file spc.c.

References AddFixedVectors(), aShipFwdVec, aShipPositionsArray, aShipRightVector, aShipUpVector, aShipVelocity, asObjScreenAngles, EYE_OBJECT, FillFixedVectorWithRandomComponents(), MaxShort(), OBJECT_TYPE_SPACE_DUST, RandomInRange(), ScaleFixedVector(), set_objects_data(), and start_dust().

Referenced by generate_stars(), start_dust(), and update_star_field().

update_canned_sequence()

unsigned int update_canned_sequence

(

short

obj

)

Definition at line 278 of file mono.c.

update_objects_in_space()

unsigned int update_objects_in_space

(

void

)

Definition at line 985 of file spc.c.

References accelerate_and_move_object(), aeObjectClass, aeSpecialManeuvers, animate_object(), clear_crash_cache(), futurion_intelligence(), housekeep_power_plant_and_fuel(), OBJECT_CLASS_FUTURION, OBJECT_CLASS_MISSILE, OBJECT_CLASS_NULL, OBJECT_CLASS_PLANET, OBJECT_CLASS_PROJECTILE, OBJECT_CLASS_SHIP, object_collision(), object_intelligence(), replenish_shields(), replenish_weapon_energy_bank(), rotate_object(), rotate_object_to_goal(), SPACE_LAST_MOVING_OBJECT, SPECIAL_MANEUVER_UNKNOWN_9, and update_objects_in_space().

Referenced by ShowCarrierLaunchSequence(), Update_3Space(), and update_objects_in_space().

update_star_field()

unsigned int update_star_field

(

void

)

Definition at line 733 of file spc.c.

References AddFixedVectors(), aeObjectClass, anObjectYawRotation, anObjPitchRot, aShipFwdVec, aShipPositionsArray, aShipRightVector, aShipUpVector, aShipVelocity, asObjectCollisionRadius, asObjectScreenXList, asObjectViewFrames, ComputeVectorDelta(), copy_frame(), extra_hazard(), EYE_OBJECT, nCurrentStarFieldJRotationValue, nStarFieldIRotValue, OBJECT_CLASS_ASTEROID, OBJECT_CLASS_DUST, OBJECT_CLASS_NULL, OBJECT_CLASS_STAR, OBJECT_TYPE_SPACE_DUST, pActiveHazardField, RandomInRange(), rotate_about_i(), rotate_about_j(), ScaleFixedVector(), set_objects_data(), signed_random(), start_dust(), transform_to_objects_frame(), update_hazards(), update_star_field(), vPreviousStarFieldMotion, vStarFieldMotion, FixedVector::x, FixedVector::y, and FixedVector::z.

Referenced by Draw_3Space_Frame(), ShowCarrierLaunchSequence(), and update_star_field().

Variable Documentation

abCockpitLightGoalArray

unsigned char abCockpitLightGoalArray[7]

Definition at line 22 of file spc.c.

Referenced by draw_cockpit_lights(), house_keep(), reset_cockpit(), SetCockpitLightBlink(), update_lights(), and update_missile_warning().

anCockpitDamageState

unsigned int anCockpitDamageState[4]

Definition at line 25 of file spc.c.

Referenced by clear_cockpit_damage(), explosion_draw(), and place_damage_on_cockpit().

asScannerBackgroundColour

short asScannerBackgroundColour[10]

Definition at line 24 of file spc.c.

Referenced by clear_head_up_display(), and draw_3d_scanner().

asScannerObjectPositionX

short asScannerObjectPositionX[11]

Definition at line 21 of file spc.c.

Referenced by clear_head_up_display(), draw_3d_scanner(), ResetScannerContacts(), and rotational_pos_to_scanner_pos().

asScannerObjectY

short asScannerObjectY[11]

Definition at line 19 of file spc.c.

Referenced by clear_head_up_display(), draw_3d_scanner(), and rotational_pos_to_scanner_pos().

bAlternateChaseView

int bAlternateChaseView = 0

static

Definition at line 16 of file spc.c.

Referenced by new_view(), and set_eye_direction_and_position().

bLandingAuthorized

unsigned char bLandingAuthorized = 0

Definition at line 14 of file spc.c.

Referenced by BuildCommunicationCommandMenu(), house_keep_objects(), prepare_mission(), request(), and set_up_action_sphere().

nCapitalShipViewDistance

int nCapitalShipViewDistance = 0x7d000

Definition at line 13 of file spc.c.

Referenced by HandleFleetOverviewInput(), and set_eye_direction_and_position().

nCurrentDamageAlarmSfxHandle

int nCurrentDamageAlarmSfxHandle

Definition at line 23 of file spc.c.

Referenced by house_keep(), ResetSoundState(), and update_lights().

nCurrentStarFieldJRotationValue

short nCurrentStarFieldJRotationValue

Definition at line 27 of file spc.c.

Referenced by generate_stars(), and update_star_field().

nPendingHudMessageColour

unsigned short nPendingHudMessageColour

Definition at line 26 of file spc.c.

Referenced by overlay_head_up_display(), and SetHudMessageText().

nStarFieldIRotValue

short nStarFieldIRotValue

Definition at line 28 of file spc.c.

Referenced by generate_stars(), and update_star_field().

stCockpitExplosionPosition

ShortPoint stCockpitExplosionPosition

Definition at line 20 of file spc.c.

Referenced by cockpit_explosion(), DrawPendingCockpitDamage(), place_damage_on_cockpit(), RestoreCockpitExplosionBackground(), and RestoreTransientCockpitGraphics().