hedgewars/uUtils.pas
author koda
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permissions -rw-r--r--
old typed const moved to their proper unit
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(*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com>
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; version 2 of the License
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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 *)
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{$INCLUDE "options.inc"}
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unit uUtils;
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interface
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uses uTypes, uFloat, GLunit;
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procedure SplitBySpace(var a, b: shortstring);
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procedure SplitByChar(var a, b: ansistring; c: char);
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{$IFNDEF PAS2C}
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function  EnumToStr(const en : TGearType) : shortstring; overload;
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function  EnumToStr(const en : TVisualGearType) : shortstring; overload;
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function  EnumToStr(const en : TSound) : shortstring; overload;
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function  EnumToStr(const en : TAmmoType) : shortstring; overload;
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function  EnumToStr(const en : THogEffect) : shortstring; overload;
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function  EnumToStr(const en : TCapGroup) : shortstring; overload;
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{$ENDIF}
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function  Min(a, b: LongInt): LongInt; inline;
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function  Max(a, b: LongInt): LongInt; inline;
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function  IntToStr(n: LongInt): shortstring;
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function  FloatToStr(n: hwFloat): shortstring;
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function  DxDy2Angle(const _dY, _dX: hwFloat): GLfloat;
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function  DxDy2Angle32(const _dY, _dX: hwFloat): LongInt;
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function  DxDy2AttackAngle(const _dY, _dX: hwFloat): LongInt;
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function  DxDy2AttackAnglef(const _dY, _dX: extended): LongInt;
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procedure SetLittle(var r: hwFloat);
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function  Str2PChar(const s: shortstring): PChar;
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function  DecodeBase64(s: shortstring): shortstring;
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function  isPowerOf2(i: Longword): boolean;
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function  toPowerOf2(i: Longword): Longword; inline;
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function  endian(independent: LongWord): LongWord; inline;
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function  CheckCJKFont(s: ansistring; font: THWFont): THWFont;
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procedure AddFileLog(s: shortstring);
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function  CheckNoTeamOrHH: boolean; inline;
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function  GetLaunchX(at: TAmmoType; dir: LongInt; angle: LongInt): LongInt;
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function  GetLaunchY(at: TAmmoType; angle: LongInt): LongInt;
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procedure initModule(isGame: boolean);
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procedure freeModule;
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implementation
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uses typinfo, Math, uConsts, uVariables, SysUtils;
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{$IFDEF DEBUGFILE}
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var f: textfile;
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{$ENDIF}
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var CharArray: array[byte] of Char;
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// should this include "strtolower()" for the split string?
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procedure SplitBySpace(var a, b: shortstring);
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var i, t: LongInt;
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begin
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i:= Pos(' ', a);
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if i > 0 then
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    begin
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    for t:= 1 to Pred(i) do
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        if (a[t] >= 'A')and(a[t] <= 'Z') then
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            Inc(a[t], 32);
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    b:= copy(a, i + 1, Length(a) - i);
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    byte(a[0]):= Pred(i)
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    end
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else
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    b:= '';
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end;
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procedure SplitByChar(var a, b: ansistring; c: char);
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var i: LongInt;
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begin
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i:= Pos(c, a);
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if i > 0 then
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    begin
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    b:= copy(a, i + 1, Length(a) - i);
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    setlength(a, Pred(i));
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    end else b:= '';
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end;
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{$IFNDEF PAS2C}
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function EnumToStr(const en : TGearType) : shortstring; overload;
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begin
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EnumToStr:= GetEnumName(TypeInfo(TGearType), ord(en))
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end;
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function EnumToStr(const en : TVisualGearType) : shortstring; overload;
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begin
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EnumToStr:= GetEnumName(TypeInfo(TVisualGearType), ord(en))
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end;
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function EnumToStr(const en : TSound) : shortstring; overload;
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begin
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EnumToStr:= GetEnumName(TypeInfo(TSound), ord(en))
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end;
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function EnumToStr(const en : TAmmoType) : shortstring; overload;
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begin
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EnumToStr:= GetEnumName(TypeInfo(TAmmoType), ord(en))
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end;
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function EnumToStr(const en: THogEffect) : shortstring; overload;
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begin
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EnumToStr := GetEnumName(TypeInfo(THogEffect), ord(en))
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end;
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function EnumToStr(const en: TCapGroup) : shortstring; overload;
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begin
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EnumToStr := GetEnumName(TypeInfo(TCapGroup), ord(en))
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end;
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{$ENDIF}
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function Min(a, b: LongInt): LongInt;
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begin
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if a < b then
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    Min:= a
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else
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    Min:= b
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end;
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function Max(a, b: LongInt): LongInt;
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begin
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if a > b then
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    Max:= a
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else
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    Max:= b
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end;
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function IntToStr(n: LongInt): shortstring;
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begin
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str(n, IntToStr)
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end;
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function FloatToStr(n: hwFloat): shortstring;
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begin
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FloatToStr:= cstr(n) + '_' + inttostr(Lo(n.QWordValue))
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end;
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function DxDy2Angle(const _dY, _dX: hwFloat): GLfloat;
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var dY, dX: Extended;
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begin
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dY:= _dY.QWordValue / $100000000;
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if _dY.isNegative then
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    dY:= - dY;
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dX:= _dX.QWordValue / $100000000;
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if _dX.isNegative then
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    dX:= - dX;
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DxDy2Angle:= arctan2(dY, dX) * 180 / pi
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end;
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function DxDy2Angle32(const _dY, _dX: hwFloat): LongInt;
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const _16divPI: Extended = 16/pi;
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var dY, dX: Extended;
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begin
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dY:= _dY.QWordValue / $100000000;
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if _dY.isNegative then
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    dY:= - dY;
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dX:= _dX.QWordValue / $100000000;
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if _dX.isNegative then
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    dX:= - dX;
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DxDy2Angle32:= trunc(arctan2(dY, dX) * _16divPI) and $1f
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end;
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function DxDy2AttackAngle(const _dY, _dX: hwFloat): LongInt;
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const MaxAngleDivPI: Extended = cMaxAngle/pi;
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var dY, dX: Extended;
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begin
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dY:= _dY.QWordValue / $100000000;
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if _dY.isNegative then
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    dY:= - dY;
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dX:= _dX.QWordValue / $100000000;
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if _dX.isNegative then
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    dX:= - dX;
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DxDy2AttackAngle:= trunc(arctan2(dY, dX) * MaxAngleDivPI)
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end;
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function DxDy2AttackAnglef(const _dY, _dX: extended): LongInt; inline;
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begin
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DxDy2AttackAnglef:= trunc(arctan2(_dY, _dX) * (cMaxAngle/pi))
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end;
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procedure SetLittle(var r: hwFloat);
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begin
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r:= SignAs(cLittle, r)
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end;
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function isPowerOf2(i: Longword): boolean;
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begin
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isPowerOf2:= (i and (i - 1)) = 0
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end;
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function toPowerOf2(i: Longword): Longword;
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begin
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toPowerOf2:= 1;
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while (toPowerOf2 < i) do toPowerOf2:= toPowerOf2 shl 1
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end;
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function DecodeBase64(s: shortstring): shortstring;
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const table = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
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var i, t, c: Longword;
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begin
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c:= 0;
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for i:= 1 to Length(s) do
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    begin
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    t:= Pos(s[i], table);
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    if s[i] = '=' then
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        inc(c);
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    if t > 0 then
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        byte(s[i]):= t - 1
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    else
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        byte(s[i]):= 0
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    end;
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i:= 1;
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t:= 1;
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while i <= length(s) do
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    begin
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    DecodeBase64[t    ]:= char((byte(s[i    ]) shl 2) or (byte(s[i + 1]) shr 4));
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    DecodeBase64[t + 1]:= char((byte(s[i + 1]) shl 4) or (byte(s[i + 2]) shr 2));
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    DecodeBase64[t + 2]:= char((byte(s[i + 2]) shl 6) or (byte(s[i + 3])      ));
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    inc(t, 3);
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    inc(i, 4)
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    end;
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if c < 3 then
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    t:= t - c;
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byte(DecodeBase64[0]):= t - 1
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end;
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function Str2PChar(const s: shortstring): PChar;
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begin
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CharArray:= s;
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CharArray[Length(s)]:= #0;
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Str2PChar:= @CharArray
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end;
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function endian(independent: LongWord): LongWord; inline;
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begin
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{$IFDEF ENDIAN_LITTLE}
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endian:= independent;
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{$ELSE}
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endian:= (((independent and $FF000000) shr 24) or
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          ((independent and $00FF0000) shr 8) or
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          ((independent and $0000FF00) shl 8) or
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          ((independent and $000000FF) shl 24))
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{$ENDIF}
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end;
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   284
procedure AddFileLog(s: shortstring);
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   285
begin
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8ad0e23e6d63 addfilelog <3 debugfile
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s:= s;
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{$IFDEF DEBUGFILE}
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writeln(f, GameTicks, ': ', s);
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flush(f)
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{$ENDIF}
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end;
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function CheckCJKFont(s: ansistring; font: THWFont): THWFont;
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var l, i : LongInt;
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    u: WideChar;
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   297
    tmpstr: array[0..256] of WideChar;
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begin
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40e5af28d026 change every return value into a more pascal-ish form, using the name of the fucntion (helps the parser and macpas compaitilibity)
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CheckCJKFont:= font;
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   300
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ebe9858eb6a3 Removed chinese font
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   301
{$IFNDEF MOBILE}
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   302
// remove chinese fonts for now
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   303
if (font >= CJKfnt16) or (length(s) = 0) then
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{$ENDIF}
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    exit;
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l:= Utf8ToUnicode(@tmpstr, Str2PChar(s), length(s))-1;
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   308
i:= 0;
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   309
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while i < l do
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   311
    begin
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   312
    u:= tmpstr[i];
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   313
    if (#$1100  <= u) and  (
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   314
                           (u <= #$11FF )  or // Hangul Jamo
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   315
       ((#$2E80  <= u) and (u <= #$2FDF))  or // CJK Radicals Supplement / Kangxi Radicals
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   316
       ((#$2FF0  <= u) and (u <= #$303F))  or // Ideographic Description Characters / CJK Radicals Supplement
4737
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   317
       ((#$3130  <= u) and (u <= #$318F))  or // Hangul Compatibility Jamo
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   318
       ((#$31C0  <= u) and (u <= #$31EF))  or // CJK Strokes
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   319
       ((#$3200  <= u) and (u <= #$4DBF))  or // Enclosed CJK Letters and Months / CJK Compatibility / CJK Unified Ideographs Extension A
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   320
       ((#$4E00  <= u) and (u <= #$9FFF))  or // CJK Unified Ideographs
4737
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nemo
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   321
       ((#$AC00  <= u) and (u <= #$D7AF))  or // Hangul Syllables
4380
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   322
       ((#$F900  <= u) and (u <= #$FAFF))  or // CJK Compatibility Ideographs
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   323
       ((#$FE30  <= u) and (u <= #$FE4F)))    // CJK Compatibility Forms
6990
40e5af28d026 change every return value into a more pascal-ish form, using the name of the fucntion (helps the parser and macpas compaitilibity)
koda
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diff changeset
   324
       then 
40e5af28d026 change every return value into a more pascal-ish form, using the name of the fucntion (helps the parser and macpas compaitilibity)
koda
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   325
        begin
40e5af28d026 change every return value into a more pascal-ish form, using the name of the fucntion (helps the parser and macpas compaitilibity)
koda
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   326
            CheckCJKFont:=  THWFont( ord(font) + ((ord(High(THWFont))+1) div 2) );
40e5af28d026 change every return value into a more pascal-ish form, using the name of the fucntion (helps the parser and macpas compaitilibity)
koda
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   327
            exit;
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koda
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diff changeset
   328
        end;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
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   329
    inc(i)
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   330
    end;
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unC0Rr
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   331
(* two more to check. pascal WideChar is only 16 bit though
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   332
       ((#$20000 <= u) and (u >= #$2A6DF)) or // CJK Unified Ideographs Extension B
b78638b36b89 Introduce uRenderUtils
unC0Rr
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   333
       ((#$2F800 <= u) and (u >= #$2FA1F)))   // CJK Compatibility Ideographs Supplement *)
b78638b36b89 Introduce uRenderUtils
unC0Rr
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   334
end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents: 4374
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   335
4385
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4380
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   336
f679ffa2dc8c Introduce uGearsRender
unc0rr
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   337
function GetLaunchX(at: TAmmoType; dir: LongInt; angle: LongInt): LongInt;
f679ffa2dc8c Introduce uGearsRender
unc0rr
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   338
begin
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6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
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   339
GetLaunchX:= 0
4665
fa7ad5f3725f Make basic training solvable again. Freeze RNG at current version for less of this kind of issue in future, and a bit more savable of seeds. Disable offsets in preparation for release.
nemo
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   340
(*
4385
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4380
diff changeset
   341
    if (Ammoz[at].ejectX <> 0) or (Ammoz[at].ejectY <> 0) then
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4380
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   342
        GetLaunchX:= sign(dir) * (8 + hwRound(AngleSin(angle) * Ammoz[at].ejectX) + hwRound(AngleCos(angle) * Ammoz[at].ejectY))
f679ffa2dc8c Introduce uGearsRender
unc0rr
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diff changeset
   343
    else
4665
fa7ad5f3725f Make basic training solvable again. Freeze RNG at current version for less of this kind of issue in future, and a bit more savable of seeds. Disable offsets in preparation for release.
nemo
parents: 4453
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   344
        GetLaunchX:= 0 *)
4385
f679ffa2dc8c Introduce uGearsRender
unc0rr
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   345
end;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4380
diff changeset
   346
f679ffa2dc8c Introduce uGearsRender
unc0rr
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   347
function GetLaunchY(at: TAmmoType; angle: LongInt): LongInt;
f679ffa2dc8c Introduce uGearsRender
unc0rr
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   348
begin
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6444
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   349
GetLaunchY:= 0
4665
fa7ad5f3725f Make basic training solvable again. Freeze RNG at current version for less of this kind of issue in future, and a bit more savable of seeds. Disable offsets in preparation for release.
nemo
parents: 4453
diff changeset
   350
(*
4385
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4380
diff changeset
   351
    if (Ammoz[at].ejectX <> 0) or (Ammoz[at].ejectY <> 0) then
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4380
diff changeset
   352
        GetLaunchY:= hwRound(AngleSin(angle) * Ammoz[at].ejectY) - hwRound(AngleCos(angle) * Ammoz[at].ejectX) - 2
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4380
diff changeset
   353
    else
4665
fa7ad5f3725f Make basic training solvable again. Freeze RNG at current version for less of this kind of issue in future, and a bit more savable of seeds. Disable offsets in preparation for release.
nemo
parents: 4453
diff changeset
   354
        GetLaunchY:= 0*)
4385
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4380
diff changeset
   355
end;
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4380
diff changeset
   356
4398
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4385
diff changeset
   357
function CheckNoTeamOrHH: boolean;
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4385
diff changeset
   358
begin
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4385
diff changeset
   359
CheckNoTeamOrHH:= (CurrentTeam = nil) or (CurrentHedgehog^.Gear = nil);
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4385
diff changeset
   360
end;
4385
f679ffa2dc8c Introduce uGearsRender
unc0rr
parents: 4380
diff changeset
   361
7027
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   362
procedure initModule(isGame: boolean);
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   363
{$IFDEF DEBUGFILE}
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   364
var logfileBase: shortstring;
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   365
{$IFNDEF MOBILE}var i: LongInt;{$ENDIF}
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   366
{$ENDIF}
4374
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   367
begin
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   368
{$IFDEF DEBUGFILE}
7027
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   369
    if isGame then
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   370
        logfileBase:= 'game'
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   371
    else
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   372
        logfileBase:= 'preview';
4374
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   373
{$I-}
5661
45618bdce725 Fixed AddFileLog, there's now a log created in /sdcard/Android/data/org.hedgewars.mobile/cache/Data/
Xeli
parents: 5639
diff changeset
   374
{$IFDEF MOBILE}
7027
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   375
    {$IFDEF IPHONEOS} Assign(f,'../Documents/hw-' + logfileBase + '.log'); {$ENDIF}
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   376
    {$IFDEF ANDROID} Assign(f,pathPrefix + '/' + logfileBase + '.log'); {$ENDIF}
4374
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   377
    Rewrite(f);
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   378
{$ELSE}
5831
80f2a44becea monkey task: always log to userpath
sheepluva
parents: 5239
diff changeset
   379
    if (UserPathPrefix <> '') then
4374
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   380
        begin
5130
3602ede67ec5 Add a parameter for game simulation with no gui/sound enabled, just to get statistics
unc0rr
parents: 5118
diff changeset
   381
            i:= 0;
3602ede67ec5 Add a parameter for game simulation with no gui/sound enabled, just to get statistics
unc0rr
parents: 5118
diff changeset
   382
            while(i < 7) do
4374
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   383
            begin
7027
f264ad9d8965 the scope cleanup continues...
koda
parents: 6990
diff changeset
   384
                assign(f, UserPathPrefix + '/Logs/' + logfileBase + inttostr(i) + '.log');
4374
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   385
                rewrite(f);
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6444
diff changeset
   386
                if IOResult = 0 then
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6444
diff changeset
   387
                    break;
5130
3602ede67ec5 Add a parameter for game simulation with no gui/sound enabled, just to get statistics
unc0rr
parents: 5118
diff changeset
   388
                inc(i)
4374
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   389
            end;
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6444
diff changeset
   390
            if i = 7 then
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6444
diff changeset
   391
                f:= stderr; // if everything fails, write to stderr
4374
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   392
        end
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   393
    else
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   394
        f:= stderr;
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   395
{$ENDIF}
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   396
{$I+}
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   397
{$ENDIF}
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   398
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   399
end;
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   400
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   401
procedure freeModule;
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   402
begin
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6444
diff changeset
   403
recordFileName:= '';
4374
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   404
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   405
{$IFDEF DEBUGFILE}
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   406
    writeln(f, 'halt at ', GameTicks, ' ticks. TurnTimeLeft = ', TurnTimeLeft);
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   407
    flush(f);
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   408
    close(f);
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   409
{$ENDIF}
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   410
end;
bcefeeabaa33 Move some stuff from uMisc to uUtils
unC0Rr
parents:
diff changeset
   411
4453
15a483b2558a add visual gear registration
nemo
parents: 4437
diff changeset
   412
end.