(*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2004-2015 Andrey Korotaev <unC0Rr@gmail.com>

 *

 * 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; version 2 of the License

 *

 * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 *)

{$INCLUDE "options.inc"}

unit uConsts;

interface

uses    SDLh, uFloat, GLunit;

{$INCLUDE "config.inc"}

const

    HDPIScaleFactor     =  1;

    // application return codes

    HaltNoError         =  0;

    // error codes are placed in range 50-99 because that way then don't overlap with run-time errors of pascal

    // see https://www.freepascal.org/docs-html/user/userap4.html

    HaltUsageError      =  51;

    HaltFatalError      =  52;

    HaltStartupError    =  53;

    HaltFatalErrorNoIPC =  54;

    // for automatic tests

    HaltTestSuccess     =  0;

    HaltTestFailed      =  60;

    HaltTestLuaError    =  61;

    HaltTestUnexpected  =  62;

    sfMax = 1000;

    // message constants

    errmsgCreateSurface   = 'Error creating SDL surface';

    errmsgTransparentSet  = 'Error setting transparent color';

    errmsgUnknownCommand  = 'Unknown command';

    errmsgUnknownVariable = 'Unknown variable';

    errmsgIncorrectUse    = 'Incorrect use';

    errmsgShouldntRun     = 'This program shouldn''t be run manually';

    errmsgWrongNumber     = 'Wrong parameters number';

    errmsgLuaTestTerm     = 'WARNING: Lua test terminated before the test was properly finished with EndLuaTest()!';

    msgLoading           = 'Loading ';

    msgOK                = 'ok';

    msgFailed            = 'failed';

    msgFailedSize        = 'failed due to size';

    msgGettingConfig     = 'Getting game config...';

    // camera movement multipliers

    cameraKeyboardSpeed : ShortInt = 10;

    // color constants

    cWhiteColorChannels : TSDL_Color = (r:$FF; g:$FF; b:$FF; a:$FF);

    cNearBlackColorChannels : TSDL_Color = (r:$00; g:$00; b:$10; a:$FF);

    cWhiteColor           : Longword = $FFFFFFFF;

    cYellowColor          : Longword = $FFFFFF00;

    cNearBlackColor       : Longword = $FF000010;

{$WARNINGS OFF}

    cAirPlaneSpeed: hwFloat = (isNegative: false; QWordValue:   3006477107); // 1.4

    cBombsSpeed   : hwFloat = (isNegative: false; QWordValue:    429496729);

{$WARNINGS ON}

    // reducedquality flags

    rqNone        = $00000000;  // don't reduce quality

    rqLowRes      = $00000001;  // use half land array

    rqBlurryLand  = $00000002;  // downscaled terrain

    rqNoBackground= $00000004;  // don't draw background

    rqSimpleRope  = $00000008;  // draw rope using lines only

    rq2DWater     = $00000010;  // disable 3D water effect

    rqAntiBoom    = $00000020;  // no fancy explosion effects

    rqKillFlakes  = $00000040;  // no flakes

    rqSlowMenu    = $00000080;  // ammomenu appears with no animation

    rqPlainSplash = $00000100;  // no droplets

    rqClampLess   = $00000200;  // don't clamp textures

    rqTooltipsOff = $00000400;  // tooltips are not drawn

    rqDesyncVBlank= $00000800;  // don't sync on vblank

    // image flags (for LoadImage())

    // TODO: discuss whether ifAlpha and ifColorKey are actually needed and if and where we want to support which colorkeys

    ifNone        = $00000000;  // nothing special

    ifAlpha       = $00000001;  // use alpha channel (unused right now?)

    ifCritical    = $00000002;  // image is critical for gameplay (exit game if unable to load)

    ifColorKey    = $00000004;  // image uses transparent pixels (color keying)

    ifIgnoreCaps  = $00000008;  // ignore hardware capabilities when loading (i.e. image will not be drawn using OpenGL)

    // texture priority (allows OpenGL to keep frequently used textures in video memory more easily)

    tpLowest      = 0.00;

    tpLow         = 0.25;

    tpMedium      = 0.50;

    tpHigh        = 0.75;

    tpHighest     = 1.00;

// To allow these to layer, going to treat them as masks. The bottom byte is reserved for objects

// TODO - set lfBasic for all solid land, ensure all uses of the flags can handle multiple flag bits

// lfObject and lfBasic are only to be different *graphically*  in all other ways they should be treated the same

    lfBasic          = $8000;  // black

    lfIndestructible = $4000;  // red

    lfObject         = $2000;  // white

    lfDamaged        = $1000;  //

    lfIce            = $0800;  // blue

    lfBouncy         = $0400;  // green

    lfLandMask       = $FF00;  // upper byte is used for terrain, not objects.

    lfCurrentHog     = $0080;  // CurrentHog.  It is also used to flag crates, for convenience of AI.  Since an active hog would instantly collect the crate, this does not impact play

    lfNotCurrentMask = $FF7F;  // inverse of above. frequently used

    lfObjMask        = $007F;  // lower 7 bits used for hogs and explosives and mines 

    lfNotObjMask     = $FF80;  // inverse of above.

// breaking up hogs would makes it easier to differentiate 

// colliding with a hog from colliding with other things

// if overlapping hogs are less common than objects, the division can be altered.

// 3 bits for objects, 4 for hogs, that is, overlap 7 barrels/mines before possible dents, and 15 hogs.

    lfHHMask         = $000F;  // lower 4 bits used only for hogs

    lfNotHHObjMask   = $0070;  // next 3 bits used for non-hog things

    lfNotHHObjShift  = 4;

    lfNotHHObjSize   = lfNotHHObjMask shr lfNotHHObjShift;  

    // lower byte is for objects.

    // consists of 0-127 counted for object checkins and $80 as a bit flag for current hog.

    lfAllObjMask     = $00FF;  // lfCurrentHog or lfObjMask

    cMaxPower     = 1500;

    cMaxAngle     = 2048;

    cPowerDivisor = 1500;

    MAXNAMELEN = 192;

    MAXROPEPOINTS = 3840;

    {$IFNDEF PAS2C}

    // some opengl headers do not have these macros

    GL_BGR              = $80E0;

    GL_BGRA             = $80E1;

    GL_CLAMP_TO_EDGE    = $812F;

    GL_TEXTURE_PRIORITY = $8066;

    {$ENDIF}

    cVisibleWater       : LongInt = 128;

    cTeamHealthWidth    : LongInt = 128;

    cifRandomize = $00000001;

    cifTheme     = $00000002;

    cifMap       = $00000002; // either theme or map (or map+theme)

    cifAllInited = cifRandomize or cifTheme or cifMap;

    RGB_LUMINANCE_RED    = 0.212671;

    RGB_LUMINANCE_GREEN  = 0.715160;

    RGB_LUMINANCE_BLUE   = 0.072169;

    cMaxTeams        = 8;

    cMaxHHIndex      = 7;

    cMaxHHs          = 48;

    cMaxEdgePoints = 32768;

    cHHRadius = 9;

    cHHStepTicks = 29;

    cHHZ = 1000;

    cCurrHHZ = Succ(cHHZ);

    cBarrelHealth = 60;

    cShotgunRadius = 22;

    cBlowTorchC    = 6;

    cakeDmg =   75;

    cKeyMaxIndex = 1600;

    cKbdMaxIndex = 65536;//need more room for the modifier keys

    cFontBorder = 2 * HDPIScaleFactor;

    cFontPadding = 2 * HDPIScaleFactor;

    cDefaultBuildMaxDist = 256;

    // do not change this value

    cDefaultZoomLevel = 2.0;

    // game flags

    gfAny                = $FFFFFFFF;

    gfOneClanMode        = $00000001;           // used in trainings

    gfMultiWeapon        = $00000002;           // used in trainings

    gfSolidLand          = $00000004;

    gfBorder             = $00000008;

    gfDivideTeams        = $00000010;

    gfLowGravity         = $00000020;

    gfLaserSight         = $00000040;

    gfInvulnerable       = $00000080;

    gfResetHealth        = $00000100;

    gfVampiric           = $00000200;

    gfKarma              = $00000400;

    gfArtillery          = $00000800;

    gfForts              = $00001000;

    gfRandomOrder        = $00002000;

    gfKing               = $00004000;

    gfPlaceHog           = $00008000;

    gfSharedAmmo         = $00010000;

    gfDisableGirders     = $00020000;

    gfDisableLandObjects = $00040000;

    gfAISurvival         = $00080000;

    gfInfAttack          = $00100000;

    gfResetWeps          = $00200000;

    gfPerHogAmmo         = $00400000;

    gfDisableWind        = $00800000;

    gfMoreWind           = $01000000;

    gfTagTeam            = $02000000;

    gfBottomBorder       = $04000000;

    gfShoppaBorder       = $08000000;

    // NOTE: When adding new game flags, ask yourself

    // if a "game start notice" would be useful. If so,

    // add one in uWorld.pas - look for "AddGoal".

    // gear states

    gstDrowning       = $00000001;

    gstHHDriven       = $00000002;

    gstMoving         = $00000004;

    gstAttacked       = $00000008;

    gstAttacking      = $00000010;

    gstCollision      = $00000020;

    gstChooseTarget   = $00000040;

    gstHHJumping      = $00000100;

    gsttmpFlag        = $00000200;

    gstHHThinking     = $00000800;

    gstNoDamage       = $00001000;

    gstHHHJump        = $00002000;

    gstAnimation      = $00004000;

    gstHHDeath        = $00008000;

    gstWinner         = $00010000;  // this, along with gstLoser, is good for indicating hedgies know they screwed up

    gstWait           = $00020000;

    gstNotKickable    = $00040000;

    gstLoser          = $00080000;

    gstHHGone         = $00100000;

    gstInvisible      = $00200000;

    gstSubmersible    = $00400000;

    gstFrozen         = $00800000;

    gstNoGravity      = $01000000;

    // gear messages

    gmLeft           = $00000001;

    gmRight          = $00000002;

    gmUp             = $00000004;

    gmDown           = $00000008;

    gmSwitch         = $00000010;

    gmAttack         = $00000020;

    gmLJump          = $00000040;

    gmHJump          = $00000080;

    gmDestroy        = $00000100;

    gmSlot           = $00000200; // with param

    gmWeapon         = $00000400; // with param

    gmTimer          = $00000800; // with param

    gmAnimate        = $00001000; // with param

    gmPrecise        = $00002000;

    gmRemoveFromList = $00004000;

    gmAddToList      = $00008000;

    gmDelete         = $00010000;

    gmAllStoppable = gmLeft or gmRight or gmUp or gmDown or gmAttack or gmPrecise;

    cMaxSlotIndex       = 9;

    cMaxSlotAmmoIndex   = 5;

    // ai hints

    aihUsualProcessing    = $00000000;

    aihDoesntMatter       = $00000001;

    // ammo properties

    ammoprop_Timerable    = $00000001;

    ammoprop_Power        = $00000002;

    ammoprop_NeedTarget   = $00000004;

    ammoprop_ForwMsgs     = $00000008;

    ammoprop_AttackInMove = $00000010;

    ammoprop_DoesntStopTimerWhileAttacking

                          = $00000020;

    ammoprop_NoCrosshair  = $00000040;

    ammoprop_AttackingPut = $00000080;

    ammoprop_DontHold     = $00000100;

    ammoprop_AltAttack    = $00000200;

    ammoprop_AltUse       = $00000400;

    ammoprop_NotBorder    = $00000800;

    ammoprop_Utility      = $00001000;

    ammoprop_Effect       = $00002000;

    ammoprop_SetBounce    = $00004000;

    ammoprop_NeedUpDown   = $00008000;//Used by TouchInterface to show or hide up/down widgets

    ammoprop_OscAim       = $00010000;

    ammoprop_NoMoveAfter  = $00020000;

    ammoprop_Track        = $00040000;

    ammoprop_DoesntStopTimerInMultiShoot

                          = $00080000;

    ammoprop_DoesntStopTimerWhileAttackingInInfAttackMode

                          = $00100000;

    ammoprop_NoRoundEnd   = $10000000;

    AMMO_INFINITE = 100;

    // explosion flags

    //EXPLAllDamageInRadius = $00000001;  Completely unused for ages

    EXPLAutoSound         = $00000002;

    EXPLNoDamage          = $00000004;

    EXPLDoNotTouchHH      = $00000008;

    EXPLDontDraw          = $00000010;

    EXPLNoGfx             = $00000020;

    EXPLPoisoned          = $00000040;

    EXPLDoNotTouchAny     = $00000080;

    posCaseAmmo    = $00000001;

    posCaseHealth  = $00000002;

    posCaseUtility = $00000004;

    posCaseDummy   = $00000008;

    posCaseExplode = $00000010;

    posCasePoison  = $00000020;

    cCaseHealthRadius = 14;

    // hog tag mask

    //htNone        = $00;

    htTeamName    = $01;

    htName        = $02;

    htHealth      = $04;

    htTransparent = $08;

    NoPointX = Low(LongInt);

    cTargetPointRef : TPoint = (x: NoPointX; y: 0);

    kSystemSoundID_Vibrate = $00000FFF;

    cMinPlayWidth = 200;

    cWorldEdgeDist = 200;

implementation

end.