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data.pas
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data.pas
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unit data;
(********************************************************************
This file is part of Ironseed.
Ironseed 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 3 of the License, or
(at your option) any later version.
Ironseed 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 Ironseed. If not, see <http://www.gnu.org/licenses/>.
********************************************************************)
{*********************************************
Data unit for IronSeed
Copyright:
1994 Channel 7, Destiny: Virtual
2013 y-salnikov
2020 Matija Nalis <[email protected]>
**********************************************}
{$I-}
interface
{$PACKRECORDS 1}
uses utils_;
const
maxicons= 80;
maxcargo= 145;
nearbymax= 20;
maxweapons= 72;
maxconverse= 127;{90;}
maxidle= 750;
totalcreation= 123;
shipnames: array[0..8] of string[9]=
('Heavy','Light','Strategic','Shuttle','Assault','Storm','Transport','Frigate','Cruiser');
probetext : array[0..8] of string[9] =
(' Docked',' Deployed',' Orbiting','Gathering', 'Analyzing','Returning','Refueling','Destroyed', ' Docked');
scantypes : array[1..5] of string[13] =
('Lithosphere..','Hydrosphere..','Atmosphere...','Biosphere....','Anomaly......');
activity: array[1..5] of string[8] =
(' Calm',' Mild','Moderate',' Heavy',' Massive');
repairname: array[1..8] of string =
('Power Supply','Shield Control','Weapons Control','Engine'
,'Life Support ','Communications','Computer AI','Hull Damage');
teamdata:array[0..15] of string[13] =
('Idle ','Power Supply ','Shield Crtl ','Weapons Crtl','Engine '
,'Life Support ','Comm. ','Computer AI ','Hull Damage ','Shield '
,'Weapon ','Device ','Component ','Material ','Artifact '
,'Other ');
crewtitles:array[0..6] of String[11] =
('COMPUTER', 'PSYCHOMETRY','ENGINEERING','SCIENCE','SECURITY','ASTROGATION', 'MEDICAL');
cubefaces:array[0..5] of string[11] =
('Psychometry','Engineering',' Science ',' Security ','Astrogation',
' Medical ');
alientypes: array[0..10] of string[12] =
('Avian','Monoped','Biped','Triped','Quadraped','Octaped','Aquatics','Fungi',
'Carniferns','Crystalline','Symbiots');
menunames: array[0..53] of string[11] =
(' Psy Eval ','Planet Comm','Planet Comm',' Psy Eval ',' Ship Hail ',
' Ship Hail ','Crew Status',' Research ','Crew Comm ',
' Dmg Ctrl ',' Configure ','Bot Control',' Shields ',' Ship Logs ',
' Creation ',' Weapons ',' Research ',' Cargo ',
'Short Range','Planet Scan','Planet Scan','Long Range ','Planet Scan',
'Planet Scan','System Info',' Research ',' Star Logs ',
' Retreat ',' Retreat ',' Drones ',' Shields ',' Masking ',
' Attack ',' Weapons ',' Research ',' Attack ',
' Star Map ','Quick Stats','Ship Status','Sector Map ',' Target ',
' Target ','History Map',' Research ','Local Info ',
' Options ',' Save Game ',' Encode ','Time Burst ',' Load Game ',
' Decode ','Clear Scrn ',' Research ','Quit to DOS');
const OPT_SCREENSAVER = 1;
OPT_TIMESLICE = 2;
OPT_SOUND = 3;
OPT_DIFFICULTY = 4;
OPT_MSGS = 5;
OPT_ANIMATION = 6;
OPT_FONT = 7;
OPT_AUTOSAVE = 8;
OPT_VOLUME = 9;
OPT_UNUSED1 = 10;
DMG_POWER = 1;
DMG_SHIELD = 2;
DMG_WEAPONS = 3;
DMG_ENGINES = 4;
DMG_LIFESUPPORT = 5;
DMG_COMM = 6;
DMG_CPU = 7;
SHLD_LOWERED_WANT = 1;
SHLD_ALERT_WANT = 2;
SHLD_COMBAT_WANT = 3;
ALRT_REST = 0; { alert mode - sets 'alert' via setalertmode() }
ALRT_ALERT = 1;
ALRT_COMBAT = 2;
ID_DIRK = 1000; { first weapon }
ID_BALLISTA = 1009;
ID_THYNNE_VORTEX = 1034;
ID_SLING_OF_DAVID = 1035;
ID_HEAVY_CORSE_GRENADE = 1043;
ID_DOOM_GATE = 1044;
ID_THAUMATURGE = 1046;
ID_MOBIUS_DEVICE = 1056;
ID_SHIELDS_OFFSET = 1442; { ship.shield have numbers 1500..1999: (ship.shield - ID_SHIELDS_OFFSET) gives weapon/shield id from Data_Generators/makedata/weapon.txt }
ID_NOSHIELD = 1500; { no shield installed. WARNING: some version of the code used "0", so always check if (ship.shield <= ID_NOSHIELD) }
ID_REFLECTIVEHULL = 1501;
ID_QUARTER_SHIELDS = 1502; { first powered shield }
ID_STASIS_GENERATOR = 1506;
ID_TEMPORAL_ANCHOR = 1513;
ID_LAST_SHIELD = 1599;
ID_NOTHING = 2000; { we start with devices after all the shields }
ID_PROBOT = 2001;
ID_MINEBOT = 2002;
ID_MANUFACTORY = 2003;
ID_FUEL_NODULES = 2004;
ID_FABRICATOR = 2005;
ID_STARMINER = 2006;
ID_STARDIVER = 2009;
ID_REINFORCE_HULL = 2015;
ID_INCREASE_THRUST = 2016;
ID_ADD_CARGO_SPACE = 2017;
ID_INSTALL_GUN_NODE = 2018;
ID_MIND_ENHANCERS = 2019;
ID_UNKNOWN_COMPONENT = 3000; { first component - need few of them to create device }
ID_CYBERPLASM = 3003;
ID_METAL_WEAVE = 3007;
ID_PULSE_LOOM = 3008;
ID_BIOSYNTH = 3009;
ID_TORQUE_STANCHION = 3012;
ID_PROTO_NUTRIENT = 3015;
ID_GUIDANCE_STRUT = 3018;
ID_STRATAMOUNT = 3019;
ID_THERMOPLAST = 3021;
ID_UNKNOWN_MATERIAL = 4000; { first material - need few of them to create component }
ID_COOLANTS = 4007;
ID_RADIOACTIVES = 4014;
ID_WORTHLESS_JUNK = 4020;
ID_FIRST_ELEMENT = 5000; { first element (protic liquid) - need few of them to create material }
ID_LAST_ELEMENT = 5999;
ID_ARTIFACT_OFFSET = 6000;
ID_ARTIFACT2_OFFSET = 6500;
ID_ART_SHUNT_DRIVE = 6900;
ID_ART_CHANNELER = 6901;
ID_ART_IRON_SEED = 6902;
ID_ART_HOMING_DEVICE = 6903;
ID_ART_DETONATOR = 6904;
ID_ART_THERMAL_PLATING = 6905;
ID_ART_ERMIGEN_DATA_TAPES = 6906;
ID_ART_GLYPTIC_SCYTHE = 6907;
ID_ART_MULTI_IMAGER = 6908;
ID_ART_YLINTH_MUTAGENICS = 6909;
ID_ART_GOOLAS = 6910;
ID_LAST_ARTIFACT = 6999;
WNDACT_NONE = 0; { our action towards wandering alien - ship.wandering }
WNDACT_RETREAT = 1;
WNDACT_ATTACK = 2;
WNDACT_MASKING = 3;
WNDORDER_ATTACK = 0; { wandering alien orders: set by createwandering() }
WNDORDER_RETREAT = 1;
WNDORDER_NONE = 2;
JOBTYPE_REPAIR = 0;
JOBTYPE_INSTALL = 1;
JOBTYPE_REMOVE = 2;
JOBTYPE_CREATE = 3;
JOBTYPE_DECOMPOSE = 4;
JOBTYPE_RESEARCH = 5;
DMGTYP_PSIONIC = 1;
DMGTYP_PARTICLE = 2;
DMGTYP_INERTIAL = 3;
DMGTYP_ENERGY = 4;
DMGTYP_FAKE_SHLD = 5; { fake damagetype which only hits shields }
SHPTYP_HEAVYNESS = 1;
SHPTYPE_HEAVY = 1;
SHPTYPE_LIGHT = 2;
SHPTYPE_STATEGIC = 3;
SHPTYP_PURPOSE = 2;
SHPTYPE_SHUTTLE = 1;
SHPTYPE_ASSAULT = 2;
SHPTYPE_STORM = 3;
SHPTYP_VESSEL = 3;
SHPTYPE_TRANSPORT = 1;
SHPTYPE_FRIGATE = 2;
SHPTYPE_CRUISER = 3;
type
buttontype = record
x, y, w, h : Integer;
c1, c2 : char;
end;
portraittype= array[0..69,0..69] of byte;
scandatatype= array[0..11] of byte;
scantype= array[0..16] of scandatatype;
scrtype2=array[40..132,70..251] of byte;
scrtype4=array[8..134,70..251] of byte;
smallbuffer= array[1..8000] of byte;
landtype= array[1..240,1..120] of byte;
planicontype= array[0..9,0..319] of byte;
weaponicontype= array[0..19,0..19] of byte;
planettype=
record
system,orbit,psize,water,state,mode,bots,notes,datem: byte;
datey,visits: word;
seed: word;
cache: array[1..7] of word;
age: longint;
end;
planarray= array[1..1000] of planettype;
fonttype= array[0..2] of byte;
// colortype= array[1..3] of byte;
// paltype= array[0..255] of colortype;
// screentype= array[0..199,0..319] of byte;
icontype= array[0..16,0..14] of byte;
systemtype=
record
name: string[12];
x,y,z,datey,visits: integer;
numplanets,notes,datem,mode: byte;
end;
crewtype=
record
name: string[20];
phy,men,emo,status,level,index,skill,perf,san: byte;
xp: longint;
end;
weapontype=
record
damage,energy: integer;
dmgtypes: array[1..4] of byte;
range: longint;
end;
cargotype=
record
name: string[20];
size,index: word;
end;
onealientype=
record {relative positions in km}
relx,rely,relz,techlevel,orders,congeniality,anger,alienid: integer;
end;
teamtype=
record
job,timeleft,jobtype,extra: integer;
end;
shiptype=
record
wandering: onealientype;
crew: array[1..6] of crewtype;
encodes: array[1..6] of crewtype;
gunnodes: array[1..10] of byte; {installation positions}
armed: boolean;
fuel,fuelmax,battery,hullintegrity: integer;
cargomax: word;
hullmax,accelmax,gunmax,shieldlevel,shield,posx,posy,posz,orbiting: integer; {kilograms, gigawatts}
cargo: array[1..250] of integer; {items => m3}
numcargo: array[1..250] of word; {number of each item}
engrteam: array[1..3] of teamtype;
damages: array[1..7] of byte; {0=none, 100=destroyed}
shieldopt: array[1..3] of byte;
options: array[1..10] of byte; { OPT_* constants }
research: byte;
shiptype: array[1..3] of byte;
events: array[0..64] of byte; {event bits }
stardate: array[1..5] of word; {month day year hour minute}
end; {00 00 00 00 00 }
plantype= array[1..120,1..120] of byte;
templatetype2= array[18..123,27..143] of byte;
shipdistype= array[0..57,0..74] of byte;
creationtype=
record
index: integer;
name: string[20];
parts: array[1..3] of integer;
levels: array[1..6] of byte;
end;
createarray= array[1..totalcreation] of creationtype;
crewdatatype=
record
name: string[20];
phy,men,emo,level,jobtype: integer;
desc: array[0..9] of string[52];
end;
alientype=
record
name: string[15];
techmin,techmax,anger,congeniality,victory,id,conindex: integer;
war: boolean;
end;
alienshiptype=
record
relx,rely,relz,range: int32;
techlevel,skill,shield,battery,shieldlevel,hullintegrity,
dx,dy,dz,maxhull,accelmax,regen,picx: SmallInt;
damages: array[1..7] of byte;
gunnodes: array[1..5] of byte;
charges: array[1..20] of byte;
end;
cargoarray= array[1..maxcargo] of cargotype;
weaponarray= array[1..maxweapons] of weapontype;
systemarray= array[1..250] of systemtype;
nearbytype= record
index: word;
x,y,z: real;
end;
artifacttype= array[1..60] of string[10];
nearbyarraytype= array[1..nearbymax] of nearbytype;
iconarray= array[0..maxicons] of icontype;
converseindex=record
event,runevent,rcode,index: integer;
keyword: string[75];
end;
responsetype=record
index: integer;
response: string[255];
end;
conversearray= array[1..maxconverse] of converseindex;
responsearray= array[1..maxconverse] of responsetype;
linetype= string[30];
linetype2= array[1..30] of byte;
colordisplaytype= array[0..30] of linetype2;
textdisplaytype= array[0..30] of linetype;
displaytype= array[0..192,0..93] of byte;
backtype= array[0..12,0..51] of byte;
cubetype= array[0..44,0..50] of byte;
scrtype3= array[151..192,11..160] of byte;
pscreentype= ^screentype;
logpendingtype =
record
time, log : Integer;
end;
eventarray = array[0..1023] of byte;
logarray = array[0..255] of Integer;
logpendingarray = array[0..127] of logpendingtype;
const
font: array[0..2,1..82] of fonttype=
(((0,0,0),(102,96,96),(85,0,0),(34,0,0),(36,68,32),
(66,34,64),(9,105,0),(4,228,0),(0,2,36),(0,240,0),
(0,0,32),(1,36,128),(107,221,96),(98,34,240),(241,104,240),
(241,33,224),(153,241,16),(248,113,224),(248,249,240),(241,17,16),
(249,105,240),(249,241,16),(102,6,96),(102,6,98),(18,66,16),
(15,15,0),(132,36,128),(105,32,32),(121,185,144),(249,169,240),
(248,136,240),(233,153,224),(240,200,240),(248,232,128),(248,153,240),
(153,249,144),(114,34,112),(241,25,96),(158,153,144),(136,136,240),
(159,153,144),(233,153,144),(249,153,240),(249,184,128),(105,154,80),
(249,169,144),(132,33,224),(114,34,32),(153,153,240),(153,149,32),
(153,187,96),(153,105,144),(153,113,16),(242,72,240),(9,36,144),
(8,66,16),(7,155,144),(15,169,240),(15,136,240),(14,153,224),
(14,12,224),(15,140,128),(15,137,240),(9,159,144),(7,34,112),
(15,25,96),(9,233,144),(8,136,240),(9,249,144),(14,153,144),
(15,153,240),(15,155,128),(15,155,240),(15,154,144),(4,33,224),
(15,34,32),(9,153,96),(9,149,32),(9,155,96),(9,105,144),
(9,151,16),(15,36,240)),
((0,0,0),(102,96,96),(85,0,0),(34,0,0),(36,68,32),
(66,34,64),(9,105,0),(4,228,0),(0,2,36),(0,240,0),
(0,0,32),(1,36,128),(107,221,96),(98,34,240),(105,104,240),
(105,41,96),(19,95,16),(248,225,224),(104,233,96),(241,36,128),
(105,105,96),(105,113,96),(2,2,0),(2,2,36),(18,66,16),
(15,15,0),(132,36,128),(105,32,32),(105,249,144),(233,233,224),
(105,137,96),(233,153,224),(248,232,240),(248,232,128),(104,185,96),
(153,249,144),(114,34,112),(241,25,96),(158,153,144),(136,136,240),
(159,153,144),(233,153,144),(105,153,96),(233,232,128),(105,155,112),
(233,233,144),(120,97,224),(242,34,32),(153,153,96),(153,149,32),
(153,187,96),(153,105,144),(153,113,96),(242,72,240),(9,36,144),
(8,66,16),(6,153,112),(142,153,224),(7,136,112),(23,153,112),
(6,158,112),(105,200,128),(6,151,150),(142,153,144),(32,34,32),
(16,17,150),(137,233,144),(34,34,32),(9,249,144),(14,153,144),
(6,153,96),(14,153,232),(6,153,113),(6,152,128),(7,66,224),
(39,34,32),(9,153,96),(9,149,32),(9,155,96),(9,105,144),
(9,151,22),(15,36,240)),
((0,0,0),(34,32,32),(85,0,0),(34,0,0),(36,68,32),
(66,34,64),(9,105,0),(2,114,0),(0,2,36),(0,240,0),
(0,0,32),(1,36,128),(107,221,96),(38,34,112),(241,248,240),
(241,113,240),(170,175,32),(248,241,240),(248,249,240),(241,17,16),
(249,105,240),(249,241,240),(2,2,0),(2,2,36),(18,66,16),
(15,15,0),(132,36,128),(249,48,32),(249,249,144),(249,233,240),
(249,137,240),(233,153,224),(248,232,240),(248,232,128),(248,185,240),
(153,249,144),(114,34,112),(241,25,240),(158,153,144),(136,136,240),
(159,153,144),(157,185,144),(249,153,240),(249,248,128),(249,155,240),
(249,233,144),(120,97,224),(242,34,32),(153,153,240),(153,149,32),
(153,187,96),(153,105,144),(153,241,240),(242,72,240),(9,36,144),
(8,66,16),(15,155,208),(143,153,240),(15,136,240),(31,153,240),
(15,188,240),(249,200,128),(15,151,159),(143,153,144),(32,34,32),
(16,17,159),(137,233,144),(34,34,32),(9,249,144),(14,153,144),
(15,153,240),(15,153,248),(15,153,241),(15,152,128),(7,66,224),
(39,34,32),(9,153,240),(9,149,32),(9,155,96),(9,105,144),
(9,159,31),(15,36,240)));
const
MAXCANARY_=8192;
CANARY_QW=6148914691236517205; { 'UUUUUUUU' }
FADING_TSLICE_DIV=2; // tslice divisor for delay, used by fadein() and fading()
FADEFULL_STEP=8; // step (coarseness) used by fadefull() and fadestopmod()
FADEFULL_DELAY=20; // delay() used by fadefull() and fadestopmod()
FADESTEP_STEP=8; // step (coarseness) used by fadestep() in various mainloop()'s
// delay tslice multipliers, and fixed delays usead in loops around fadestep();
FADE_TSLICE_MUL_COMBAT=3;
FADE_TSLICE_MUL_CREW2=6;
FADE_TSLICE_MUL_CREWINFO=7;
FADE_TSLICE_MUL_EXPLORE=2;
FADE_TSLICE_MUL_INFO=8;
FADE_TSLICE_MUL_JOURNEY=2;
FADE_TSLICE_MUL_CARGTOOL=4;
FADE_TSLICE_MUL_CARGCREAT=2;
FADE_TSLICE_MUL_SAVELOAD=1;
FADE_TSLICE_MUL_UTILS=1;
FADE_TSLICE_MUL_COMM2=6;
FADE_TSLICE_MUL_COMM=5;
FADE_TSLICE_MUL_BLINK=8;
FADE_TSLICE_ALIENS=5;
var
colors: paltype;
icons: ^iconarray;
screen: screentype; // !!!!
canary_: array[0..MAXCANARY_] of qword;
systems: systemarray;
weapons: weaponarray;
cargo: cargoarray;
bldcargo: array[1..maxcargo] of word; {build time of each item}
prtcargo: array[1..maxcargo,1..3] of Integer;{sub parts of each item}
lvlcargo: array[1..maxcargo,1..6] of Integer;{level requirements}
rescargo: array[1..250] of word; {number of each item reserved}
ship: shiptype;
quit,anychange,panelon,targetready,showplanet,reloading: boolean;
viewmode,viewmode2,viewlevel,viewindex,viewindex2,alert,curfilenum,cube,cx,cy,
target,sphere,tc,x,y,z,c,radius,backgrx,backgry,r2,offset,water,waterindex,
t,curplan,tcolor,bkcolor,tslice,glowindex,lightindex,batindex,action,ecl,
textindex,idletime,cursorx,command,viewindex3,viewindex4,maxspherei,spherei,
xw: integer;
landform: ^landtype;
planet: ^plantype;
backgr: pscreentype;
starmapscreen: ^templatetype2;
c2,t1,t2,ar,br,x1,y1,x2,y2,oldt1: real;
statcolors: array[1..4] of byte;
nearby,nearbybackup: nearbyarraytype;
tempplan: ^planarray;
done: boolean;
artifacts: ^artifacttype;
tempicon: ^weaponicontype;
planicons: ^planicontype;
textdisplay: ^textdisplaytype;
colordisplay: ^colordisplaytype;
cubesrc,cubetar: ^cubetype;
screen2: ^scrtype3;
back1,back2,back3,back4: backtype;
spcindex: array[0..5] of byte;
spcindex2: array[0..5] of byte;
colorlookup: array[0..255] of byte;
defaultsong: string[12];
ppart: array[6..120] of real;
pm: array[6..120] of integer;
alien: alientype;
logpending:logpendingarray;
events:eventarray;
logs:logarray;
fadelevel :Integer;
palettedirty :Boolean;
procedure init_everything;
procedure errorhandler(s: string;errtype: integer);
procedure printxy(x1,y1: integer; s: string);
procedure fading;
procedure fadein;
procedure fadestep(step : Integer);
procedure fadefull(step, slice : Integer);
procedure fadestopmod(step, slice : Integer);
procedure loadscreen(s: string; ts:pointer);
procedure compressfile(s: string; ts: pscreentype);
procedure loadpal(s: string);
//procedure fillchar(var src; count: word; databyte: byte);
procedure checkcanary;
procedure checkcanary2;
procedure quicksavescreen(s : String; scr : pscreentype; savepal : Boolean);
procedure quickloadscreen(s : String; scr : pscreentype; loadpal : Boolean);
implementation
uses modplay, math;
const { compression constants }
CPR_VER4=4; { 4 new header }
CPR_ERROR=255; { global error }
CPR_CURRENT=CPR_VER4; { current version }
CPR_BUFFSIZE= 8192; { adjustable buffer size }
type
CPR_HEADER=
record
signature: word; {RWM, no version. RM, version }
version: byte;
width,height: word;
flags: byte;
headersize: byte;
end;
pCPR_HEADER= ^CPR_HEADER;
var
i,j: integer;
{$PACKRECORDS DEFAULT}
procedure uncompressfile(s: string; ts: pscreentype; h: pCPR_HEADER);
type
buftype= array[0..CPR_BUFFSIZE] of byte;
var
f: file;
err,num,count,databyte,index,x: word;
total,totalsize,j: longint;
buffer: ^buftype;
procedure handleerror;
begin
h^.version:=CPR_ERROR;
if buffer<>nil then dispose(buffer);
buffer:=nil;
close(f);
j:=ioresult;
end;
procedure getbuffer;
begin
if total>CPR_BUFFSIZE then num:=CPR_BUFFSIZE else num:=total;
blockread(f,buffer^,num,err);
if (err<num) or (ioresult<>0) then
begin
handleerror;
exit;
end;
total:=total-num;
index:=0;
end;
function handleversion(n: integer): boolean;
begin
handleversion:=false;
if n<>4 then exit;
if h^.flags and 1>0 then
begin
num:=768;
seek(f,h^.headersize);
blockread(f,colors,num,err);
if (ioresult<>0) or (num<>err) then exit;
total:=filesize(f)-768-h^.headersize;
end
else total:=filesize(f)-h^.headersize;
seek(f,filesize(f)-total);
if ioresult<>0 then exit;
handleversion:=true;
end;
function checkversion: boolean;
begin
checkversion:=false;
num:=sizeof(CPR_HEADER);
blockread(f,h^,num,err);
if (err<num) or (ioresult<>0) or (h^.signature<>19794)
or (not handleversion(h^.version)) then exit;
checkversion:=true;
end;
function decode: boolean;
begin
decode:=false;
getbuffer;
j:=0;
totalsize:=h^.width;
totalsize:=totalsize*h^.height;
// writeln(h^.width,' ',h^.height);
x:=0;
repeat
if buffer^[index]=255 then
begin
inc(index);
if index=CPR_BUFFSIZE then getbuffer;
count:=buffer^[index];
inc(index);
if index=CPR_BUFFSIZE then getbuffer;
databyte:=buffer^[index];
if j+count>totalsize then count:=totalsize-j;
j:=j+count;
while count>0 do
begin
ts^[0,x]:=databyte;
inc(x);
dec(count);
end;
end
else
begin
databyte:=buffer^[index];
ts^[0,x]:=databyte;
inc(j);
inc(x);
end;
inc(index);
if index=CPR_BUFFSIZE then getbuffer;
until j=totalsize;
decode:=true;
end;
begin
new(buffer);
//writeln('loadscreen: ', s);
assign(f,s);
reset(f,1);
if (ioresult<>0) or (not checkversion) or (not decode) then
begin
handleerror;
exit;
end;
close(f);
if buffer<>nil then dispose(buffer);
end;
procedure loadscreen(s: string; ts: pointer);
var ftype: CPR_HEADER;
begin
uncompressfile(s+'.cpr',ts,@ftype);
if ftype.version=CPR_ERROR then errorhandler(s,5);
end;
procedure compressfile(s: string; ts: pscreentype);
type
buftype= array[0..CPR_BUFFSIZE] of byte;
var
f: file;
err,num,count,databyte,j,x,index: word;
buf: ^buftype;
h: CPR_HEADER;
procedure handleerror;
begin
if buf<>nil then dispose(buf);
buf:=nil;
close(f);
j:=ioresult;
end;
procedure setheader;
begin
with h do
begin
signature:=19794;
version:=CPR_CURRENT;
headersize:=sizeof(CPR_HEADER);
width:=320;
height:=200;
flags:=1;
end;
num:=sizeof(CPR_HEADER);
blockwrite(f,h,num,err);
if (err<num) or (ioresult<>0) then errorhandler(s,5);
num:=768;
blockwrite(f,colors,num,err);
if (ioresult<>0) or (err<num) then errorhandler(s,5);
end;
procedure saveindex;
begin
num:=index;
blockwrite(f,buf^,num,err);
if (ioresult<>0) or (num<>err) then
begin
handleerror;
exit;
end;
index:=0;
end;
begin
new(buf);
assign(f,s+'.cpr');
rewrite(f,1);
if ioresult<>0 then errorhandler(s,1);
setheader;
databyte:=ts^[0,0];
count:=0;
index:=0;
x:=0;
repeat
count:=0;
databyte:=ts^[0,x];
while (ts^[0,x]=databyte) and (x<64000) do
begin
inc(count);
inc(x);
end;
if (count<4) and (databyte<255) then
for j:=1 to count do
begin
buf^[index]:=databyte;
inc(index);
if index=CPR_BUFFSIZE then saveindex;
end
else
begin
while count>255 do
begin
buf^[index]:=255;
inc(index);
if index=CPR_BUFFSIZE then saveindex;
buf^[index]:=255;
inc(index);
if index=CPR_BUFFSIZE then saveindex;
buf^[index]:=databyte;
inc(index);
if index=CPR_BUFFSIZE then saveindex;
dec(count,255);
end;
if (count<4) and (databyte<255) then
for j:=1 to count do
begin
buf^[index]:=databyte;
inc(index);
if index=CPR_BUFFSIZE then saveindex;
end
else
begin
buf^[index]:=255;
inc(index);
if index=CPR_BUFFSIZE then saveindex;
buf^[index]:=count;
inc(index);
if index=CPR_BUFFSIZE then saveindex;
buf^[index]:=databyte;
inc(index);
if index=CPR_BUFFSIZE then saveindex;
end;
end;
until x=64000;
saveindex;
close(f);
if buf<>nil then dispose(buf);
end;
procedure loadpal(s: string);
var palfile: file of paltype;
begin
assign(palfile,s);
//writeln('loadpal: ', s);
reset(palfile);
if ioresult<>0 then errorhandler(s,1);
read(palfile,colors);
if ioresult<>0 then errorhandler(s,5);
close(palfile);
end;
procedure quicksavescreen(s : String; scr : pscreentype; savepal : Boolean);
var
fs : file of screentype;
fp : file of paltype;
begin
assign(fs, s + '.scr');
rewrite(fs);
if ioresult<>0 then errorhandler(s + '.scr', 1);
write(fs, scr^);
if ioresult<>0 then errorhandler(s + '.scr', 5);
close(fs);
if savepal then
begin
assign(fp, s + '.pal');
rewrite(fp);
if ioresult<>0 then errorhandler(s + '.pal', 1);
write(fp, colors);
if ioresult<>0 then errorhandler(s + '.pal', 5);
close(fp);
end;
end;
procedure quickloadscreen(s : String; scr : pscreentype; loadpal : Boolean);
var
fs : file of screentype;
fp : file of paltype;
begin
assign(fs, s + '.scr');
//writeln('quickloadscreen: ', s);
reset(fs);
if ioresult<>0 then errorhandler(s + '.scr', 1);
read(fs, scr^);
if ioresult<>0 then errorhandler(s + '.scr', 5);
close(fs);
if loadpal then
begin
assign(fp, s + '.pal');
reset(fp);
if ioresult<>0 then errorhandler(s + '.pal', 1);
read(fp, colors);
if ioresult<>0 then errorhandler(s + '.pal', 5);
close(fp);
end;
end;
procedure printxy(x1,y1: integer; s: string);
var letter,a,x,y,t: integer;
begin
t:=tcolor;
x1:=x1+4;
for j:=1 to length(s) do
begin
tcolor:=t;
case s[j] of
'a'..'z': letter:=ord(s[j])-40;
'A' ..'Z': letter:=ord(s[j])-36;
' ' ..'"': letter:=ord(s[j])-31;
''''..'?': letter:=ord(s[j])-35;
'%': letter:=55;
else letter:=1;
end;
y:=y1;
for i:=0 to 5 do
begin
x:=x1; { this stupid offset is pissing me off!!!!}
inc(y);
for a:=7 downto 4 do
begin
inc(x);
if font[ship.options[OPT_FONT],letter,i div 2] and (1 shl a)>0 then screen[y,x]:=tcolor
else if bkcolor<255 then screen[y,x]:=bkcolor;
end;
dec(tcolor,2);
x:=x1;
inc(y);
inc(i);
for a:=3 downto 0 do
begin
inc(x);
if font[ship.options[OPT_FONT],letter,i div 2] and (1 shl a)>0 then screen[y,x]:=tcolor
else if bkcolor<255 then screen[y,x]:=bkcolor;
end;
dec(tcolor,2);
end;
x1:=x1+5;
if bkcolor<255 then for i:=1 to 6 do screen[y1+i,x1]:=bkcolor;
end;
tcolor:=t;
end;
procedure errorhandler(s: string; errtype: integer);
begin
closegraph;
writeln;
case errtype of
1: writeln('Open File Error: ',s);
2: writeln('Mouse Error: ',s);
3: writeln('Sound Error: ',s);
4: writeln('EMS Error: ',s);
5: writeln('Fatal File Error: ',s);
6: writeln('Program Error: ',s);
7: writeln('Music Error: ',s);
end;
halt(4);
end;
function testit : integer;
begin
testit:=1;
end;
procedure readygraph;
begin
SetExceptionMask([exInvalidOp, exDenormalized, exPrecision]); // fix for EDivByZero error in software OpenGL, see https://github.com/mnalis/ironseed_fpc/issues/26
init_video(screen);
loadpal(loc_data()+'main.pal');
set256colors(colors);
end;
procedure fading;
var
a,b : integer;
temppal : paltype;
px,dx,pdx : array[1..768] of shortint;
begin
temppal[0,1]:=0; // to turn off warnings, variables are actually correctly initialized by function below
move(colors,temppal,sizeof(paltype));
dx[1]:=0; // to turn off warnings, variables are actually correctly initialized by function below
fillchar(dx,sizeof(dx),48);
for j:=1 to 768 do
begin
px[j]:=colors[0,j] div 48;
pdx[j]:=colors[0,j] mod 48;
end;
b:=tslice div FADING_TSLICE_DIV;
for a:=47 downto 1 do
begin
for j:=1 to 768 do
begin
dec(temppal[0,j],px[j]);
dec(dx[j],pdx[j]);
if (dx[j]<=0) then
begin
inc(dx[j],48);
dec(temppal[0,j]);
end;
end;
set256colors(temppal);
if not fastkeypressed then delay(b);
end;
fillchar(temppal,sizeof(paltype),0);
set256colors(temppal);
fadelevel := 0;
end;
procedure fadein;
var
a,b : integer;
temppal : paltype;
px,dx,pdx : array[1..768] of shortint;
begin
b:=tslice div FADING_TSLICE_DIV;
temppal[0,1]:=0; // to turn off warnings, variables are actually correctly initialized by function below
fillchar(temppal, sizeof(temppal), 0);
dx[1]:=0; // to turn off warnings, variables are actually correctly initialized by function below
fillchar(dx, sizeof(dx), 0);
for j:=1 to 768 do
begin
px[j]:=colors[0,j] div 48;
pdx[j]:=colors[0,j] mod 48;
end;
for a:=1 to 47 do
begin
for j:=1 to 768 do
begin
inc(temppal[0,j],px[j]);
inc(dx[j],pdx[j]);
if (dx[j]>=48) then
begin
inc(temppal[0,j]);
dec(dx[j],48);
end;
end;
set256colors(temppal);
if not fastkeypressed then delay(b);
end;
set256colors(colors);
fadelevel := 64;
end;
procedure fadestep(step : Integer);
var
i : Integer;
temppal : paltype;
begin
(*if the palette is not dirty then exit if there would be no change to brightness*)
if not palettedirty then
begin
if step = 0 then exit;
if (step < 0) and (fadelevel = 0) then exit;
if (step > 0) and (fadelevel = 64) then exit;
end;
inc(fadelevel, step);
if fadelevel < 0 then fadelevel := 0;
if fadelevel > 64 then fadelevel := 64;
for i := 1 to 768 do
temppal[0,i] := (colors[0,i] * fadelevel) shr 6;
set256colors(temppal);
palettedirty := false;
end;
procedure fadefull(step, slice : Integer);
begin
if step < 0 then