hedgewars/uLand.pas
author unc0rr
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(*
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 * Hedgewars, a worms-like game
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 * Copyright (c) 2005, 2006 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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unit uLand;
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interface
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uses SDLh, uLandTemplates;
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{$include options.inc}
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type TLandArray = packed array[0..1023, 0..2047] of LongWord;
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     TPreview = packed array[0..127, 0..31] of byte;
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var  Land: TLandArray;
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     LandSurface: PSDL_Surface;
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     Preview: TPreview;
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procedure GenMap;
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procedure GenPreview;
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implementation
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uses uConsole, uStore, uMisc, uConsts, uRandom, uTeams, uLandObjects;
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type TPixAr = record
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              Count: Longword;
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              ar: array[0..Pred(cMaxEdgePoints)] of TPoint;
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              end;
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procedure LogLandDigest;
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//var ctx: TSHA1Context;
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//    dig: TSHA1Digest;
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begin
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//SHA1Init(ctx);
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//SHA1Update(ctx, @Land, sizeof(Land));
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//dig:= SHA1Final(ctx);
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{$IFDEF DEBUGFILE}
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//AddFileLog('SHA1 Land digest: {'+inttostr(dig.LongWords[0])+':'
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//           +inttostr(dig.LongWords[1])+':'+inttostr(dig.LongWords[2])+':'
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//           +inttostr(dig.LongWords[3])+':'+inttostr(dig.LongWords[4])+'}');
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{$ENDIF}
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end;
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procedure DrawBezierEdge(var pa: TPixAr; Color: Longword);
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var x, y, i: integer;
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    tx, ty, vx, vy, vlen, t: Double;
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    r1, r2, r3, r4: Double;
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    x1, y1, x2, y2, cx1, cy1, cx2, cy2, tsq, tcb: Double;
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begin
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vx:= 0;
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vy:= 0;
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with pa do
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for i:= 0 to Count-2 do
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    begin
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    vlen:= sqrt(sqr(ar[i + 1].x - ar[i    ].X) + sqr(ar[i + 1].y - ar[i    ].y));
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    t:=    sqrt(sqr(ar[i + 1].x - ar[i + 2].X) + sqr(ar[i + 1].y - ar[i + 2].y));
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    if t<vlen then vlen:= t;
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    vlen:= vlen/3;
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    tx:= ar[i+2].X - ar[i].X;
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    ty:= ar[i+2].y - ar[i].y;
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    t:= sqrt(sqr(tx)+sqr(ty));
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    if t = 0 then
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       begin
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       tx:= -tx * 100000;
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       ty:= -ty * 100000;
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       end else
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       begin
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       tx:= -tx/t;
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       ty:= -ty/t;
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       end;
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    t:= 1.0*vlen;
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    tx:= tx*t;
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    ty:= ty*t;
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    x1:= ar[i].x;
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    y1:= ar[i].y;
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    x2:= ar[i + 1].x;
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    y2:= ar[i + 1].y;
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    cx1:= ar[i].X   + trunc(vx);
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    cy1:= ar[i].y   + trunc(vy);
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    cx2:= ar[i+1].X + trunc(tx);
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    cy2:= ar[i+1].y + trunc(ty);
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    vx:= -tx;
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    vy:= -ty;
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    t:= 0;
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    while t <= 1.0 do
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          begin
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          tsq:= sqr(t);
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          tcb:= tsq * t;
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          r1:= (1 - 3*t + 3*tsq -   tcb) * x1;
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          r2:= (    3*t - 6*tsq + 3*tcb) * cx1;
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          r3:= (          3*tsq - 3*tcb) * cx2;
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          r4:= (                    tcb) * x2;
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          X:= round(r1 + r2 + r3 + r4);
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          r1:= (1 - 3*t + 3*tsq -   tcb) * y1;
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          r2:= (    3*t - 6*tsq + 3*tcb) * cy1;
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          r3:= (          3*tsq - 3*tcb) * cy2;
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          r4:= (                    tcb) * y2;
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          Y:= round(r1 + r2 + r3 + r4);
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          t:= t + 0.001;
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          if ((x and $FFFFF800) = 0) and ((y and $FFFFFC00) = 0) then
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                Land[y, x]:= Color;
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          end;
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    end;
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end;
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procedure BezierizeEdge(var pa: TPixAr; Delta: Double);
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var x, y, i: integer;
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    tx, ty, vx, vy, vlen, t: Double;
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    r1, r2, r3, r4: Double;
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    x1, y1, x2, y2, cx1, cy1, cx2, cy2, tsq, tcb: Double;
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    opa: TPixAr;
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begin
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opa:= pa;
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pa.Count:= 0;
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vx:= 0;
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vy:= 0;
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with opa do
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for i:= 0 to Count-2 do
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    begin
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    vlen:= sqrt(sqr(ar[i + 1].x - ar[i    ].X) + sqr(ar[i + 1].y - ar[i    ].y));
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    t:=    sqrt(sqr(ar[i + 1].x - ar[i + 2].X) + sqr(ar[i + 1].y - ar[i + 2].y));
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    if t<vlen then vlen:= t;
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    vlen:= vlen/3;
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    tx:= ar[i+2].X - ar[i].X;
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    ty:= ar[i+2].y - ar[i].y;
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    t:= sqrt(sqr(tx)+sqr(ty));
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    if t = 0 then
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       begin
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       tx:= -tx * 100000;
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       ty:= -ty * 100000;
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       end else
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       begin
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       tx:= -tx/t;
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       ty:= -ty/t;
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       end;
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    t:= 1.0*vlen;
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    tx:= tx*t;
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    ty:= ty*t;
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    x1:= ar[i].x;
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    y1:= ar[i].y;
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    x2:= ar[i + 1].x;
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    y2:= ar[i + 1].y;
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    cx1:= ar[i].X   + trunc(vx);
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    cy1:= ar[i].y   + trunc(vy);
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    cx2:= ar[i+1].X + trunc(tx);
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    cy2:= ar[i+1].y + trunc(ty);
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    vx:= -tx;
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    vy:= -ty;
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    t:= 0;
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    while t <= 1.0 do
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          begin
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          tsq:= sqr(t);
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          tcb:= tsq * t;
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          r1:= (1 - 3*t + 3*tsq -   tcb) * x1;
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          r2:= (    3*t - 6*tsq + 3*tcb) * cx1;
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          r3:= (          3*tsq - 3*tcb) * cx2;
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          r4:= (                    tcb) * x2;
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          X:= round(r1 + r2 + r3 + r4);
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          r1:= (1 - 3*t + 3*tsq -   tcb) * y1;
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          r2:= (    3*t - 6*tsq + 3*tcb) * cy1;
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          r3:= (          3*tsq - 3*tcb) * cy2;
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          r4:= (                    tcb) * y2;
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          Y:= round(r1 + r2 + r3 + r4);
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          t:= t + Delta;
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          pa.ar[pa.Count].x:= X;
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          pa.ar[pa.Count].y:= Y;
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          inc(pa.Count);
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          TryDo(pa.Count <= cMaxEdgePoints, 'Edge points overflow', true)
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          end;
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    end;
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end;
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procedure FillLand(x, y: integer);
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var Stack: record
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           Count: Longword;
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           points: array[0..8192] of record
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                                     xl, xr, y, dir: integer;
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                                     end
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           end;
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    procedure Push(_xl, _xr, _y, _dir: integer);
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    begin
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    TryDo(Stack.Count <= 8192, 'FillLand: stack overflow', true);
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    _y:= _y + _dir;
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    if (_y < 0) or (_y > 1023) then exit;
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    with Stack.points[Stack.Count] do
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         begin
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         xl:= _xl;
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         xr:= _xr;
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         y:= _y;
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         dir:= _dir
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         end;
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    inc(Stack.Count)
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    end;
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    procedure Pop(out _xl, _xr, _y, _dir: integer);
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    begin
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    dec(Stack.Count);
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    with Stack.points[Stack.Count] do
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         begin
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         _xl:= xl;
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         _xr:= xr;
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         _y:= y;
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         _dir:= dir
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         end
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    end;
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var xl, xr, dir: integer;
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begin     
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Stack.Count:= 0;
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xl:= x - 1;
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xr:= x;
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Push(xl, xr, y, -1);
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Push(xl, xr, y,  1);
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while Stack.Count > 0 do
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      begin
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      Pop(xl, xr, y, dir);
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      while (xl > 0) and (Land[y, xl] <> 0) do dec(xl);
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      while (xr < 2047) and (Land[y, xr] <> 0) do inc(xr);
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      while (xl < xr) do
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            begin
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            while (xl <= xr) and (Land[y, xl] = 0) do inc(xl);
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            x:= xl;
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            while (xl <= xr) and (Land[y, xl] <> 0) do
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                  begin
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                  Land[y, xl]:= 0;
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                  inc(xl)
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                  end;
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            if x < xl then
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               begin
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               Push(x, Pred(xl), y, dir);
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               Push(x, Pred(xl), y,-dir);
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               end;
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            end;
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      end;
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end;
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procedure ColorizeLand(Surface: PSDL_Surface);
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var tmpsurf: PSDL_Surface;
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    r: TSDL_Rect;
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begin
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tmpsurf:= LoadImage(Pathz[ptCurrTheme] + '/LandTex', false);
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r.y:= 0;
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while r.y < 1024 do
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      begin
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      r.x:= 0;
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      while r.x < 2048 do
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            begin
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            SDL_UpperBlit(tmpsurf, nil, Surface, @r);
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            inc(r.x, tmpsurf.w)
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            end;
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      inc(r.y, tmpsurf.h)
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      end;
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SDL_FreeSurface(tmpsurf);
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tmpsurf:= SDL_CreateRGBSurfaceFrom(@Land, 2048, 1024, 32, 2048*4, $FF0000, $FF00, $FF, 0);
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SDLTry(tmpsurf <> nil, true);
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SDL_SetColorKey(tmpsurf, SDL_SRCCOLORKEY, SDL_MapRGB(tmpsurf.format, $FF, $FF, $FF));
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SDL_UpperBlit(tmpsurf, nil, Surface, nil);
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SDL_FreeSurface(tmpsurf)
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end;
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procedure AddBorder(Surface: PSDL_Surface);
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var tmpsurf: PSDL_Surface;
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    r, rr: TSDL_Rect;
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    x, yd, yu: integer;
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begin
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tmpsurf:= LoadImage(Pathz[ptCurrTheme] + '/Border', false);
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for x:= 0 to 2047 do
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    begin
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    yd:= 1023;
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    repeat
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      while (yd > 0   ) and (Land[yd, x] =  0) do dec(yd);
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      if (yd < 0) then yd:= 0;
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      while (yd < 1024) and (Land[yd, x] <> 0) do inc(yd);
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      dec(yd);
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      yu:= yd;
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      while (yu > 0  ) and (Land[yu, x] <> 0) do dec(yu);
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      while (yu < yd ) and (Land[yu, x] =  0) do inc(yu);
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      if (yd < 1023) and ((yd - yu) >= 16) then
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         begin
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         rr.x:= x;
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         rr.y:= yd - 15;
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         r.x:= x mod tmpsurf.w;
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         r.y:= 16;
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         r.w:= 1;
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         r.h:= 16;
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         SDL_UpperBlit(tmpsurf, @r, Surface, @rr);
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         end;
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      if (yu > 0) then
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         begin
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         rr.x:= x;
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         rr.y:= yu;
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         r.x:= x mod tmpsurf.w;
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         r.y:= 0;
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         r.w:= 1;
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         r.h:= min(16, yd - yu + 1);
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         SDL_UpperBlit(tmpsurf, @r, Surface, @rr);
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         end;
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      yd:= yu - 1;
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    until yd < 0;
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parents: 1
diff changeset
   314
    end;
bcbd7adb4e4b - set svn:eol-style to native
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diff changeset
   315
end;
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diff changeset
   316
173
004493dd60e4 - Better landgen
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diff changeset
   317
function rndSign(num: Double): Double;
004493dd60e4 - Better landgen
unc0rr
parents: 161
diff changeset
   318
begin
004493dd60e4 - Better landgen
unc0rr
parents: 161
diff changeset
   319
if getrandom(2) = 0 then Result:=   num
004493dd60e4 - Better landgen
unc0rr
parents: 161
diff changeset
   320
                    else Result:= - num
004493dd60e4 - Better landgen
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parents: 161
diff changeset
   321
end;
004493dd60e4 - Better landgen
unc0rr
parents: 161
diff changeset
   322
004493dd60e4 - Better landgen
unc0rr
parents: 161
diff changeset
   323
23
16322d14f068 - Land generator uses templates to generate
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parents: 22
diff changeset
   324
procedure PointWave(var Template: TEdgeTemplate; var pa: TPixAr);
27
c374fe590272 - improve land generation
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parents: 24
diff changeset
   325
const MAXPASSES = 32;
173
004493dd60e4 - Better landgen
unc0rr
parents: 161
diff changeset
   326
var ar: array[0..MAXPASSES, 0..9] of Double;
22
517be8dc5b76 - Fixed spawning boxes under water
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parents: 10
diff changeset
   327
    i, k: integer;
173
004493dd60e4 - Better landgen
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diff changeset
   328
    rx, ry, ox, oy: Double;
23
16322d14f068 - Land generator uses templates to generate
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diff changeset
   329
    PassesNum: Longword;
22
517be8dc5b76 - Fixed spawning boxes under water
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diff changeset
   330
begin
23
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   331
with Template do
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   332
     begin
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   333
     PassesNum:= PassMin + getrandom(PassDelta);
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   334
     TryDo(PassesNum < MAXPASSES, 'Passes number too big', true);
27
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   335
     ar[0, 1]:= WaveFreqMin;
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   336
     ar[0, 4]:= WaveFreqMin;
23
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   337
     for i:= 1 to PassesNum do  // initialize random parameters
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   338
         begin
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   339
         ar[i, 0]:= WaveAmplMin + getrandom * WaveAmplDelta;
27
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   340
         ar[i, 1]:= ar[i - 1, 1] + (getrandom * 0.7 + 0.3) * WaveFreqDelta;
23
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   341
         ar[i, 2]:= getrandom * pi * 2;
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   342
         ar[i, 3]:= WaveAmplMin + getrandom * WaveAmplDelta;
27
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   343
         ar[i, 4]:= ar[i - 1, 4] + (getrandom * 0.7 + 0.3) * WaveFreqDelta;
23
16322d14f068 - Land generator uses templates to generate
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diff changeset
   344
         ar[i, 5]:= getrandom * pi * 2;
173
004493dd60e4 - Better landgen
unc0rr
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diff changeset
   345
         ar[i, 6]:= ar[i, 1] * (getrandom * 2 - 1);
004493dd60e4 - Better landgen
unc0rr
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diff changeset
   346
         ar[i, 7]:= ar[i, 1] * rndSign(sqrt(1 - sqr(ar[i, 6])));
004493dd60e4 - Better landgen
unc0rr
parents: 161
diff changeset
   347
         ar[i, 8]:= ar[i, 4] * (getrandom * 2 - 1);
004493dd60e4 - Better landgen
unc0rr
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diff changeset
   348
         ar[i, 9]:= ar[i, 4] * rndSign(sqrt(1 - sqr(ar[i, 8])));
23
16322d14f068 - Land generator uses templates to generate
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parents: 22
diff changeset
   349
         end;
16322d14f068 - Land generator uses templates to generate
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parents: 22
diff changeset
   350
     end;
22
517be8dc5b76 - Fixed spawning boxes under water
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diff changeset
   351
517be8dc5b76 - Fixed spawning boxes under water
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diff changeset
   352
for k:= 0 to Pred(pa.Count) do  // apply transformation
517be8dc5b76 - Fixed spawning boxes under water
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parents: 10
diff changeset
   353
    begin
517be8dc5b76 - Fixed spawning boxes under water
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diff changeset
   354
    rx:= pa.ar[k].x;
517be8dc5b76 - Fixed spawning boxes under water
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parents: 10
diff changeset
   355
    ry:= pa.ar[k].y;
24
79c411363184 Add theme objects to land
unc0rr
parents: 23
diff changeset
   356
    for i:= 1 to PassesNum do
22
517be8dc5b76 - Fixed spawning boxes under water
unc0rr
parents: 10
diff changeset
   357
        begin
173
004493dd60e4 - Better landgen
unc0rr
parents: 161
diff changeset
   358
        ox:= rx;
22
517be8dc5b76 - Fixed spawning boxes under water
unc0rr
parents: 10
diff changeset
   359
        oy:= ry;
173
004493dd60e4 - Better landgen
unc0rr
parents: 161
diff changeset
   360
        ry:= ry + ar[i, 0] * sin(ox * ar[i, 6] + oy * ar[i, 7] + ar[i, 2]);
004493dd60e4 - Better landgen
unc0rr
parents: 161
diff changeset
   361
        rx:= rx + ar[i, 3] * sin(ox * ar[i, 8] + oy * ar[i, 9] + ar[i, 5]);
22
517be8dc5b76 - Fixed spawning boxes under water
unc0rr
parents: 10
diff changeset
   362
        end;
24
79c411363184 Add theme objects to land
unc0rr
parents: 23
diff changeset
   363
    pa.ar[k].x:= round(rx);
79c411363184 Add theme objects to land
unc0rr
parents: 23
diff changeset
   364
    pa.ar[k].y:= round(ry);
79c411363184 Add theme objects to land
unc0rr
parents: 23
diff changeset
   365
    end;
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   366
end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   367
67
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   368
procedure NormalizePoints(var pa: TPixAr);
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   369
const brd = 32;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   370
var isUP: boolean;  // HACK: transform for Y should be exact as one for X  
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   371
    Left, Right, Top, Bottom,
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   372
    OWidth, Width, OHeight, Height,
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   373
    OLeft: integer;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   374
    i: integer;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   375
begin
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   376
TryDo((pa.ar[0].y < 0) or (pa.ar[0].y > 1023), 'Bad land generated', true);
160
207f520b9e83 Soma small fixes + new land template
unc0rr
parents: 155
diff changeset
   377
TryDo((pa.ar[Pred(pa.Count)].y < 0) or (pa.ar[Pred(pa.Count)].y > 1023), 'Bad land generated', true);
67
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   378
isUP:= pa.ar[0].y > 0;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   379
Left:= 1023;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   380
Right:= Left;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   381
Top:= pa.ar[0].y;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   382
Bottom:= Top;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   383
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   384
for i:= 1 to Pred(pa.Count) do
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   385
    with pa.ar[i] do
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   386
         begin
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   387
         if (y and $FFFFFC00) = 0 then
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   388
            if x < Left then Left:= x else
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   389
            if x > Right then Right:= x;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   390
         if y < Top then Top:= y else
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   391
         if y > Bottom then Bottom:= y
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   392
         end;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   393
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   394
if (Left < brd) or (Right > 2047 - brd) then
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   395
   begin
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   396
   OLeft:= Left;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   397
   OWidth:= Right - OLeft;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   398
   if Left < brd then Left:= brd;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   399
   if Right > 2047 - brd then Right:= 2047 - brd;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   400
   Width:= Right - Left;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   401
   for i:= 0 to Pred(pa.Count) do
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   402
       with pa.ar[i] do
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   403
            x:= round((x - OLeft) * Width div OWidth + Left)
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   404
   end;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   405
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   406
if isUp then // FIXME: remove hack
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   407
   if Top < brd then
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   408
      begin
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   409
      OHeight:= 1023 - Top;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   410
      Height:= 1023 - brd;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   411
      for i:= 0 to Pred(pa.Count) do
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   412
          with pa.ar[i] do
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   413
               y:= round((y - 1023) * Height div OHeight + 1023)
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   414
   end;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   415
end;
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   416
23
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   417
procedure GenBlank(var Template: TEdgeTemplate);
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   418
var pa: TPixAr;
23
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   419
    i: Longword;
155
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   420
    y, x: Longword;
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   421
begin
155
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   422
for y:= 0 to 1023 do
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   423
    for x:= 0 to 2047 do
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   424
        Land[y, x]:= COLOR_LAND;
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   425
23
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   426
with Template do
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   427
     begin
27
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   428
     if canMirror then
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   429
        if getrandom(16) < 8 then
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   430
           begin
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   431
           for i:= 0 to pred(BasePointsCount) do
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   432
               BasePoints^[i].x:= 2047 - BasePoints^[i].x;
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   433
           for i:= 0 to pred(FillPointsCount) do
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   434
               FillPoints^[i].x:= 2047 - FillPoints^[i].x;
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   435
           end;
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   436
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   437
     if canFlip then
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   438
        if getrandom(16) < 8 then
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   439
           begin
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   440
           for i:= 0 to pred(BasePointsCount) do
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   441
               BasePoints^[i].y:= 1023 - BasePoints^[i].y;
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   442
           for i:= 0 to pred(FillPointsCount) do
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   443
               FillPoints^[i].y:= 1023 - FillPoints^[i].y;
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   444
           end;
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   445
23
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   446
     pa.Count:= BasePointsCount;
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   447
     for i:= 0 to pred(pa.Count) do
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   448
         pa.ar[i]:= BasePoints^[i];
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   449
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   450
     for i:= 1 to BezPassCnt do
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   451
         BezierizeEdge(pa, 0.33333334);
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   452
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   453
     PointWave(Template, pa);
67
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   454
     NormalizePoints(pa);
89
f9db56409a86 - Fix various bugs
unc0rr
parents: 80
diff changeset
   455
     DrawBezierEdge(pa, 0);
23
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   456
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   457
     for i:= 0 to pred(FillPointsCount) do
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   458
         with FillPoints^[i] do
89
f9db56409a86 - Fix various bugs
unc0rr
parents: 80
diff changeset
   459
              FillLand(x, y);
f9db56409a86 - Fix various bugs
unc0rr
parents: 80
diff changeset
   460
f9db56409a86 - Fix various bugs
unc0rr
parents: 80
diff changeset
   461
     DrawBezierEdge(pa, COLOR_LAND);
23
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   462
     end;
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   463
end;
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   464
161
d8870bbf960e - AmmoMenu
unc0rr
parents: 160
diff changeset
   465
function SelectTemplate: integer;
d8870bbf960e - AmmoMenu
unc0rr
parents: 160
diff changeset
   466
begin
d8870bbf960e - AmmoMenu
unc0rr
parents: 160
diff changeset
   467
Result:= getrandom(Succ(High(EdgeTemplates)))
d8870bbf960e - AmmoMenu
unc0rr
parents: 160
diff changeset
   468
end;
d8870bbf960e - AmmoMenu
unc0rr
parents: 160
diff changeset
   469
23
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   470
procedure GenLandSurface;
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   471
var tmpsurf: PSDL_Surface;
16322d14f068 - Land generator uses templates to generate
unc0rr
parents: 22
diff changeset
   472
begin
53
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   473
WriteLnToConsole('Generating land...');
155
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   474
161
d8870bbf960e - AmmoMenu
unc0rr
parents: 160
diff changeset
   475
GenBlank(EdgeTemplates[SelectTemplate]);
22
517be8dc5b76 - Fixed spawning boxes under water
unc0rr
parents: 10
diff changeset
   476
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   477
AddProgress;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   478
with PixelFormat^ do
191
a03c2d037e24 Bots are in the same thread as game. Fixes FreePascal issues.
unc0rr
parents: 183
diff changeset
   479
     tmpsurf:= SDL_CreateRGBSurface(SDL_HWSURFACE, 2048, 1024, BitsPerPixel, RMask, GMask, BMask, AMask);
67
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   480
TryDo(tmpsurf <> nil, 'Error creating pre-land surface', true);
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   481
ColorizeLand(tmpsurf);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   482
AddProgress;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   483
AddBorder(tmpsurf);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   484
with PixelFormat^ do
191
a03c2d037e24 Bots are in the same thread as game. Fixes FreePascal issues.
unc0rr
parents: 183
diff changeset
   485
     LandSurface:= SDL_CreateRGBSurface(SDL_HWSURFACE, 2048, 1024, BitsPerPixel, RMask, GMask, BMask, AMask);
67
3101306251e5 - 2 more Land templates
unc0rr
parents: 64
diff changeset
   486
TryDo(LandSurface <> nil, 'Error creating land surface', true);
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   487
SDL_FillRect(LandSurface, nil, 0);
27
c374fe590272 - improve land generation
unc0rr
parents: 24
diff changeset
   488
AddProgress;
24
79c411363184 Add theme objects to land
unc0rr
parents: 23
diff changeset
   489
70
82d93eeecebe - Many AI improvements
unc0rr
parents: 67
diff changeset
   490
SDL_SetColorKey(tmpsurf, SDL_SRCCOLORKEY, 0);
82d93eeecebe - Many AI improvements
unc0rr
parents: 67
diff changeset
   491
AddObjects(tmpsurf, LandSurface);
82d93eeecebe - Many AI improvements
unc0rr
parents: 67
diff changeset
   492
SDL_FreeSurface(tmpsurf);
24
79c411363184 Add theme objects to land
unc0rr
parents: 23
diff changeset
   493
70
82d93eeecebe - Many AI improvements
unc0rr
parents: 67
diff changeset
   494
AddProgress
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   495
end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   496
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   497
procedure MakeFortsMap;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   498
var p: PTeam;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   499
    tmpsurf: PSDL_Surface;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   500
begin
53
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   501
WriteLnToConsole('Generating forts land...');
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   502
p:= TeamsList;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   503
TryDo(p <> nil, 'No teams on map!', true);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   504
with PixelFormat^ do
191
a03c2d037e24 Bots are in the same thread as game. Fixes FreePascal issues.
unc0rr
parents: 183
diff changeset
   505
     LandSurface:= SDL_CreateRGBSurface(SDL_HWSURFACE, 2048, 1024, BitsPerPixel, RMask, GMask, BMask, AMask);
37
2b7f2a43b999 - Properly get seed in net game
unc0rr
parents: 35
diff changeset
   506
SDL_FillRect(LandSurface, nil, 0);
74
42257fee61ae - Unicode support for team and hedgehogs names
unc0rr
parents: 70
diff changeset
   507
tmpsurf:= LoadImage(Pathz[ptForts] + '/' + p.FortName + 'L', false);
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   508
BlitImageAndGenerateCollisionInfo(0, 0, tmpsurf, LandSurface);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   509
SDL_FreeSurface(tmpsurf);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   510
p:= p.Next;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   511
TryDo(p <> nil, 'Only one team on map!', true);
74
42257fee61ae - Unicode support for team and hedgehogs names
unc0rr
parents: 70
diff changeset
   512
tmpsurf:= LoadImage(Pathz[ptForts] + '/' + p.FortName + 'R', false);
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   513
BlitImageAndGenerateCollisionInfo(1024, 0, tmpsurf, LandSurface);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   514
SDL_FreeSurface(tmpsurf);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   515
p:= p.Next;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   516
TryDo(p = nil, 'More than 2 teams on map in forts mode!', true);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   517
end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   518
53
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   519
procedure LoadMap;
107
b08ce0293a51 - Many type fixes
unc0rr
parents: 102
diff changeset
   520
var x, y: Longword;
b08ce0293a51 - Many type fixes
unc0rr
parents: 102
diff changeset
   521
    p: PByteArray;
53
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   522
begin
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   523
WriteLnToConsole('Loading land from file...');
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   524
AddProgress;
74
42257fee61ae - Unicode support for team and hedgehogs names
unc0rr
parents: 70
diff changeset
   525
LandSurface:= LoadImage(Pathz[ptMapCurrent] + '/map', false);
53
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   526
TryDo((LandSurface.w = 2048) and (LandSurface.h = 1024), 'Map dimensions should be 2048x1024!', true);
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   527
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   528
if SDL_MustLock(LandSurface) then
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   529
   SDLTry(SDL_LockSurface(LandSurface) >= 0, true);
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   530
107
b08ce0293a51 - Many type fixes
unc0rr
parents: 102
diff changeset
   531
p:= LandSurface.pixels;
53
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   532
case LandSurface.format.BytesPerPixel of
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   533
     1: OutError('We don''t work with 8 bit surfaces', true);
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   534
     2: for y:= 0 to 1023 do
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   535
            begin
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   536
            for x:= 0 to 2047 do
107
b08ce0293a51 - Many type fixes
unc0rr
parents: 102
diff changeset
   537
                if PWord(@p[x * 2])^ <> 0 then Land[y, x]:= COLOR_LAND;
b08ce0293a51 - Many type fixes
unc0rr
parents: 102
diff changeset
   538
            p:= @p[LandSurface.pitch];
53
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   539
            end;
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   540
     3: for y:= 0 to 1023 do
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   541
            begin
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   542
            for x:= 0 to 2047 do
107
b08ce0293a51 - Many type fixes
unc0rr
parents: 102
diff changeset
   543
                if  (p[x * 3 + 0] <> 0)
b08ce0293a51 - Many type fixes
unc0rr
parents: 102
diff changeset
   544
                 or (p[x * 3 + 1] <> 0)
b08ce0293a51 - Many type fixes
unc0rr
parents: 102
diff changeset
   545
                 or (p[x * 3 + 2] <> 0) then Land[y, x]:= COLOR_LAND;
b08ce0293a51 - Many type fixes
unc0rr
parents: 102
diff changeset
   546
            p:= @p[LandSurface.pitch];
53
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   547
            end;
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   548
     4: for y:= 0 to 1023 do
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   549
            begin
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   550
            for x:= 0 to 2047 do
107
b08ce0293a51 - Many type fixes
unc0rr
parents: 102
diff changeset
   551
                if PLongword(@p[x * 4])^ <> 0 then Land[y, x]:= COLOR_LAND;
b08ce0293a51 - Many type fixes
unc0rr
parents: 102
diff changeset
   552
            p:= @p[LandSurface.pitch];
53
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   553
            end;
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   554
     end;
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   555
if SDL_MustLock(LandSurface) then
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   556
   SDL_UnlockSurface(LandSurface);
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   557
end;
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   558
37
2b7f2a43b999 - Properly get seed in net game
unc0rr
parents: 35
diff changeset
   559
procedure GenMap;
2b7f2a43b999 - Properly get seed in net game
unc0rr
parents: 35
diff changeset
   560
begin
53
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   561
if (GameFlags and gfForts) = 0 then
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   562
   if Pathz[ptMapCurrent] <> '' then LoadMap
0e27949850e3 - Fixed bubble theme object
unc0rr
parents: 51
diff changeset
   563
                                else GenLandSurface
37
2b7f2a43b999 - Properly get seed in net game
unc0rr
parents: 35
diff changeset
   564
                               else MakeFortsMap;
2b7f2a43b999 - Properly get seed in net game
unc0rr
parents: 35
diff changeset
   565
AddProgress;
2b7f2a43b999 - Properly get seed in net game
unc0rr
parents: 35
diff changeset
   566
{$IFDEF DEBUGFILE}LogLandDigest{$ENDIF}
2b7f2a43b999 - Properly get seed in net game
unc0rr
parents: 35
diff changeset
   567
end;
2b7f2a43b999 - Properly get seed in net game
unc0rr
parents: 35
diff changeset
   568
155
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   569
procedure GenPreview;
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   570
var x, y, xx, yy, t, bit: integer;
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   571
begin
160
207f520b9e83 Soma small fixes + new land template
unc0rr
parents: 155
diff changeset
   572
WriteLnToConsole('Generating preview...');
161
d8870bbf960e - AmmoMenu
unc0rr
parents: 160
diff changeset
   573
GenBlank(EdgeTemplates[SelectTemplate]);
155
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   574
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   575
for y:= 0 to 127 do
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   576
    for x:= 0 to 31 do
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   577
        begin
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   578
        Preview[y, x]:= 0;
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   579
        for bit:= 0 to 7 do
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   580
            begin
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   581
            t:= 0;
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   582
            for yy:= y * 8 to y * 8 + 7 do
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   583
                for xx:= x * 64 + bit * 8 to x * 64 + bit * 8 + 7 do
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   584
                    if Land[yy, xx] <> 0 then inc(t);
160
207f520b9e83 Soma small fixes + new land template
unc0rr
parents: 155
diff changeset
   585
            if t > 8 then Preview[y, x]:= Preview[y, x] or ($80 shr bit) 
155
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   586
            end
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   587
        end
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   588
end;
401f4ea24715 Engine can generate land preview and send it via IPC
unc0rr
parents: 109
diff changeset
   589
51
b6e3ae05857f - Get rid of hwserv and runhelper
unc0rr
parents: 37
diff changeset
   590
initialization
b6e3ae05857f - Get rid of hwserv and runhelper
unc0rr
parents: 37
diff changeset
   591
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   592
end.