hedgewars/uLandObjects.pas
author Palewolf and others
Thu, 23 Dec 2010 01:35:06 +0100
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parent 4619 f9356de370bb
child 4639 6de386a42fae
permissions -rw-r--r--
New Christmas theme
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(*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2005-2010 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 uLandObjects;
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interface
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uses SDLh;
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procedure AddObjects();
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procedure FreeLandObjects();
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procedure LoadThemeConfig;
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procedure BlitImageAndGenerateCollisionInfo(cpX, cpY, Width: Longword; Image: PSDL_Surface);
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procedure AddOnLandObjects(Surface: PSDL_Surface);
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implementation
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uses uStore, uConsts, uConsole, uRandom, uVisualGears, uSound, GLunit,
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     uTypes, uVariables, uUtils, uDebug;
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const MaxRects = 512;
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      MAXOBJECTRECTS = 16;
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      MAXTHEMEOBJECTS = 32;
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type PRectArray = ^TRectsArray;
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     TRectsArray = array[0..MaxRects] of TSDL_Rect;
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     TThemeObject = record
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                    Surf: PSDL_Surface;
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                    inland: TSDL_Rect;
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                    outland: array[0..Pred(MAXOBJECTRECTS)] of TSDL_Rect;
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                    rectcnt: Longword;
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                    Width, Height: Longword;
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                    Maxcnt: Longword;
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                    end;
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     TThemeObjects = record
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                     Count: LongInt;
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                     objs: array[0..Pred(MAXTHEMEOBJECTS)] of TThemeObject;
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                     end;
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     TSprayObject = record
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                    Surf: PSDL_Surface;
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                    Width, Height: Longword;
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                    Maxcnt: Longword;
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                    end;
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     TSprayObjects = record
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                     Count: LongInt;
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                     objs: array[0..Pred(MAXTHEMEOBJECTS)] of TSprayObject
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                     end;
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var Rects: PRectArray;
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    RectCount: Longword;
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    ThemeObjects: TThemeObjects;
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    SprayObjects: TSprayObjects;
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procedure BlitImageAndGenerateCollisionInfo(cpX, cpY, Width: Longword; Image: PSDL_Surface);
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var p: PLongwordArray;
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    x, y: Longword;
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    bpp: LongInt;
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begin
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WriteToConsole('Generating collision info... ');
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if SDL_MustLock(Image) then
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   SDLTry(SDL_LockSurface(Image) >= 0, true);
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bpp:= Image^.format^.BytesPerPixel;
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TryDo(bpp = 4, 'Land object should be 32bit', true);
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if Width = 0 then Width:= Image^.w;
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p:= Image^.pixels;
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for y:= 0 to Pred(Image^.h) do
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    begin
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    for x:= 0 to Pred(Width) do
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        begin
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            if (cReducedQuality and rqBlurryLand) = 0 then
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            begin
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                if LandPixels[cpY + y, cpX + x] = 0 then
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                    LandPixels[cpY + y, cpX + x]:= p^[x];
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            end
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            else
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                if LandPixels[(cpY + y) div 2, (cpX + x) div 2] = 0 then
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                    LandPixels[(cpY + y) div 2, (cpX + x) div 2]:= p^[x];
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        if ((Land[cpY + y, cpX + x] and $FF00) = 0) and ((p^[x] and AMask) <> 0) then
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            Land[cpY + y, cpX + x]:= lfObject
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        end;
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    p:= @(p^[Image^.pitch shr 2])
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    end;
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if SDL_MustLock(Image) then
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   SDL_UnlockSurface(Image);
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WriteLnToConsole(msgOK)
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end;
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procedure AddRect(x1, y1, w1, h1: LongInt);
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begin
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with Rects^[RectCount] do
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     begin
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     x:= x1;
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     y:= y1;
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     w:= w1;
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     h:= h1
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     end;
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inc(RectCount);
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TryDo(RectCount < MaxRects, 'AddRect: overflow', true)
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end;
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procedure InitRects;
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begin
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RectCount:= 0;
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New(Rects)
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end;
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procedure FreeRects;
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begin
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    Dispose(rects)
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end;
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function CheckIntersect(x1, y1, w1, h1: LongInt): boolean;
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var i: Longword;
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    res: boolean = false;
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begin
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i:= 0;
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if RectCount > 0 then
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   repeat
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   with Rects^[i] do
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        res:= (x < x1 + w1) and (x1 < x + w) and
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                 (y < y1 + h1) and (y1 < y + h);
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   inc(i)
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   until (i = RectCount) or (res);
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CheckIntersect:= res;
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end;
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function AddGirder(gX: LongInt): boolean;
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var tmpsurf: PSDL_Surface;
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    x1, x2, y, k, i: LongInt;
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    rr: TSDL_Rect;
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    bRes: boolean;
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    function CountNonZeroz(x, y: LongInt): Longword;
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    var i: LongInt;
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        lRes: Longword;
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    begin
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    lRes:= 0;
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    for i:= y to y + 15 do
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        if Land[i, x] <> 0 then inc(lRes);
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    CountNonZeroz:= lRes;
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    end;
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begin
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y:= topY+150;
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repeat
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    inc(y, 24);
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    x1:= gX;
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    x2:= gX;
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    while (x1 > Longint(leftX)+150) and (CountNonZeroz(x1, y) = 0) do dec(x1, 2);
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    i:= x1 - 12;
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    repeat
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        dec(x1, 2);
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        k:= CountNonZeroz(x1, y)
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    until (x1 < Longint(leftX)+150) or (k = 0) or (k = 16) or (x1 < i);
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    inc(x1, 2);
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    if k = 16 then
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        begin
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        while (x2 < (rightX-150)) and (CountNonZeroz(x2, y) = 0) do inc(x2, 2);
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        i:= x2 + 12;
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        repeat
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        inc(x2, 2);
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        k:= CountNonZeroz(x2, y)
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        until (x2 >= (rightX-150)) or (k = 0) or (k = 16) or (x2 > i) or (x2 - x1 >= 768);
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        if (x2 < (rightX - 150)) and (k = 16) and (x2 - x1 > 250) and (x2 - x1 < 768)
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            and not CheckIntersect(x1 - 32, y - 64, x2 - x1 + 64, 144) then break;
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        end;
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x1:= 0;
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until y > (LAND_HEIGHT-125);
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if x1 > 0 then
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begin
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    bRes:= true;
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    tmpsurf:= LoadImage(Pathz[ptCurrTheme] + '/Girder', ifTransparent or ifIgnoreCaps);
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    if tmpsurf = nil then tmpsurf:= LoadImage(Pathz[ptGraphics] + '/Girder', ifCritical or ifTransparent or ifIgnoreCaps);
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    rr.x:= x1;
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    while rr.x < x2 do
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        begin
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        BlitImageAndGenerateCollisionInfo(rr.x, y, min(x2 - rr.x, tmpsurf^.w), tmpsurf);
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        inc(rr.x, tmpsurf^.w);
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        end;
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    SDL_FreeSurface(tmpsurf);
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    AddRect(x1 - 8, y - 32, x2 - x1 + 16, 80);
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end
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else bRes:= false;
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AddGirder:= bRes;
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end;
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function CheckLand(rect: TSDL_Rect; dX, dY, Color: Longword): boolean;
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var tmpx, tmpx2, tmpy, tmpy2, bx, by: LongInt;
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    bRes: boolean = true;
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begin
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inc(rect.x, dX);
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inc(rect.y, dY);
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bx:= rect.x + rect.w;
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by:= rect.y + rect.h;
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{$WARNINGS OFF}
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tmpx:= rect.x;
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tmpx2:= bx;
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while (tmpx <= bx - rect.w div 2 - 1) and bRes do
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      begin
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      bRes:= (Land[rect.y, tmpx] = Color) and (Land[by, tmpx] = Color) and
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             (Land[rect.y, tmpx2] = Color) and (Land[by, tmpx2] = Color);
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      inc(tmpx);
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      dec(tmpx2)
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      end;
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tmpy:= rect.y+1;
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tmpy2:= by-1;
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while (tmpy <= by - rect.h div 2 - 1) and bRes do
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      begin
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      bRes:= (Land[tmpy, rect.x] = Color) and (Land[tmpy, bx] = Color) and
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             (Land[tmpy2, rect.x] = Color) and (Land[tmpy2, bx] = Color);
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      inc(tmpy);
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      dec(tmpy2)
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      end;
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{$WARNINGS ON}
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CheckLand:= bRes;
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end;
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function CheckCanPlace(x, y: Longword; var Obj: TThemeObject): boolean;
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var i: Longword;
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    bRes: boolean;
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begin
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with Obj do
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     if CheckLand(inland, x, y, lfBasic) then
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        begin
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        bRes:= true;
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        i:= 1;
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        while bRes and (i <= rectcnt) do
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              begin
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              bRes:= CheckLand(outland[i], x, y, 0);
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              inc(i)
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              end;
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        if bRes then
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           bRes:= not CheckIntersect(x, y, Width, Height)
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        end else
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        bRes:= false;
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CheckCanPlace:= bRes;
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end;
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   267
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function TryPut(var Obj: TThemeObject): boolean; overload;
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const MaxPointsIndex = 2047;
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var x, y: Longword;
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    ar: array[0..MaxPointsIndex] of TPoint;
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    cnt, i: Longword;
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    bRes: boolean;
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begin
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cnt:= 0;
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with Obj do
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     begin
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     if Maxcnt = 0 then
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        exit(false);
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     x:= 0;
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     repeat
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         y:= topY+32; // leave room for a hedgie to teleport in
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         repeat
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             if CheckCanPlace(x, y, Obj) then
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                begin
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                ar[cnt].x:= x;
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                ar[cnt].y:= y;
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                inc(cnt);
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                if cnt > MaxPointsIndex then // buffer is full, do not check the rest land
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                   begin
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                   y:= 5000;
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                   x:= 5000;
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                   end
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                end;
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             inc(y, 3);
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         until y >= LAND_HEIGHT - Height;
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         inc(x, getrandom(6) + 3)
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     until x >= LAND_WIDTH - Width;
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     bRes:= cnt <> 0;
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     if bRes then
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        begin
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        i:= getrandom(cnt);
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        BlitImageAndGenerateCollisionInfo(ar[i].x, ar[i].y, 0, Obj.Surf);
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        AddRect(ar[i].x, ar[i].y, Width, Height);
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        dec(Maxcnt)
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        end else Maxcnt:= 0
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     end;
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TryPut:= bRes;
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   309
end;
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   310
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function TryPut(var Obj: TSprayObject; Surface: PSDL_Surface): boolean; overload;
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const MaxPointsIndex = 8095;
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var x, y: Longword;
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    ar: array[0..MaxPointsIndex] of TPoint;
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    cnt, i: Longword;
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    r: TSDL_Rect;
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    bRes: boolean;
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begin
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cnt:= 0;
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with Obj do
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    begin
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    if Maxcnt = 0 then
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        exit(false);
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    x:= 0;
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    r.x:= 0;
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    r.y:= 0;
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    r.w:= Width;
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    r.h:= Height + 16;
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    repeat
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        y:= 8;
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        repeat
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            if CheckLand(r, x, y - 8, lfBasic)
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            and not CheckIntersect(x, y, Width, Height) then
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            begin
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            ar[cnt].x:= x;
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            ar[cnt].y:= y;
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            inc(cnt);
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            if cnt > MaxPointsIndex then // buffer is full, do not check the rest land
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                begin
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                y:= 5000;
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                x:= 5000;
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                end
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            end;
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            inc(y, 12);
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        until y >= LAND_HEIGHT - Height - 8;
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        inc(x, getrandom(12) + 12)
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    until x >= LAND_WIDTH - Width;
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    bRes:= cnt <> 0;
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    if bRes then
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        begin
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        i:= getrandom(cnt);
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        r.x:= ar[i].X;
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        r.y:= ar[i].Y;
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        r.w:= Width;
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        r.h:= Height;
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parents: 2905
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        SDL_UpperBlit(Obj.Surf, nil, Surface, @r);
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        AddRect(ar[i].x - 32, ar[i].y - 32, Width + 64, Height + 64);
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        dec(Maxcnt)
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        end else Maxcnt:= 0
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    end;
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parents: 2671
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TryPut:= bRes;
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   362
end;
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   363
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parents: 183
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   364
procedure ReadThemeInfo(var ThemeObjects: TThemeObjects; var SprayObjects: TSprayObjects);
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f3c79f7193a9 Engine:
smxx
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   365
var s: shortstring;
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   366
    f: textfile;
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parents: 4617
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    i, ii, numFlakes: LongInt;
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    c1, c2: TSDL_Color;
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   369
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   370
    procedure CheckRect(Width, Height, x, y, w, h: LongWord);
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   371
    begin
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    if (x + w > Width) then OutError('Object''s rectangle exceeds image: x + w (' + inttostr(x) + ' + ' + inttostr(w) + ') > Width (' + inttostr(Width) + ')', true);
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    if (y + h > Height) then OutError('Object''s rectangle exceeds image: y + h (' + inttostr(y) + ' + ' + inttostr(h) + ') > Height (' + inttostr(Height) + ')', true);
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    end;
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parents: 1276
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   375
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parents: 183
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   376
begin
2671
7e0f88013fe8 smaller patches, one missing Sky-lowres, IMG_Init and Mix_Init (might require newer libraries), updates to SDL bindings, code cleanup, new compile flags
koda
parents: 2647
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   377
7e0f88013fe8 smaller patches, one missing Sky-lowres, IMG_Init and Mix_Init (might require newer libraries), updates to SDL bindings, code cleanup, new compile flags
koda
parents: 2647
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   378
AddProgress;
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koda
parents: 2647
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   379
184
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parents: 183
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   380
s:= Pathz[ptCurrTheme] + '/' + cThemeCFGFilename;
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parents: 183
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   381
WriteLnToConsole('Reading objects info...');
351
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parents: 279
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   382
Assign(f, s);
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parents: 183
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   383
{$I-}
2747
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parents: 2705
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   384
filemode:= 0; // readonly
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parents: 183
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   385
Reset(f);
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0b82870073b5 Load flakes information from theme.cfg when playing painted map
unc0rr
parents: 1066
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   386
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   387
// read sky and explosion border colors
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   388
Readln(f, c1.r, c1.g, c1. b);
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   389
Readln(f, c2.r, c2.g, c2. b);
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2754a6a8c8f1 Allow theme to set custom water color
unc0rr
parents: 1190
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   390
// read water gradient colors
2171
8208946331ba Smaxx refactor of LoadImage to use flags, iphone changes by koda (mostly use of rgba instead of rgb)
nemo
parents: 2152
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   391
Readln(f, WaterColorArray[0].r, WaterColorArray[0].g, WaterColorArray[0].b);
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c59656d7b1de Add water opacity to theme - defaulting to 50% opaque on all themes but Eyes (80%) and Underwater (100%)
nemo
parents: 2171
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   392
Readln(f, WaterColorArray[2].r, WaterColorArray[2].g, WaterColorArray[2].b, cWaterOpacity);
2171
8208946331ba Smaxx refactor of LoadImage to use flags, iphone changes by koda (mostly use of rgba instead of rgb)
nemo
parents: 2152
diff changeset
   393
WaterColorArray[0].a := 255;
8208946331ba Smaxx refactor of LoadImage to use flags, iphone changes by koda (mostly use of rgba instead of rgb)
nemo
parents: 2152
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   394
WaterColorArray[2].a := 255;
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6283bd8a960b use glVertexPointer to render water
unc0rr
parents: 1906
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   395
WaterColorArray[1]:= WaterColorArray[0];
6283bd8a960b use glVertexPointer to render water
unc0rr
parents: 1906
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   396
WaterColorArray[3]:= WaterColorArray[2];
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parents: 1066
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   397
0b82870073b5 Load flakes information from theme.cfg when playing painted map
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parents: 1066
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   398
glClearColor(c1.r / 255, c1.g / 255, c1.b / 255, 0.99); // sky color
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koda
parents: 2376
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   399
cExplosionBorderColor:= c2.value or AMask;
1085
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unc0rr
parents: 1066
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   400
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unc0rr
parents: 1085
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   401
ReadLn(f, s);
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unc0rr
parents: 1085
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   402
if MusicFN = '' then MusicFN:= s;
06b15817b8a0 Enable music dependance on current land theme
unc0rr
parents: 1085
diff changeset
   403
1131
c5b8f2bfa487 - Add ability to choose clouds number in theme config file
unc0rr
parents: 1097
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   404
ReadLn(f, cCloudsNumber);
c5b8f2bfa487 - Add ability to choose clouds number in theme config file
unc0rr
parents: 1097
diff changeset
   405
1801
bc0c5c21376e Clouds fixes by nemo
unc0rr
parents: 1792
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   406
// TODO - adjust all the theme cloud numbers. This should not be a permanent fix
3764
eb91c02f2d84 Engine:
smaxx
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diff changeset
   407
//cCloudsNumber:= cCloudsNumber * (LAND_WIDTH div 2048);
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smaxx
parents: 3697
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   408
eb91c02f2d84 Engine:
smaxx
parents: 3697
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   409
// scale number of clouds depending on screen space (two times land width)
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smaxx
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   410
cCloudsNumber:= cCloudsNumber * cScreenSpace div LAND_WIDTH;
1801
bc0c5c21376e Clouds fixes by nemo
unc0rr
parents: 1792
diff changeset
   411
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unc0rr
parents: 183
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   412
Readln(f, ThemeObjects.Count);
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unc0rr
parents: 183
diff changeset
   413
for i:= 0 to Pred(ThemeObjects.Count) do
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   414
    begin
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unc0rr
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   415
    Readln(f, s); // filename
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unc0rr
parents: 2905
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   416
    with ThemeObjects.objs[i] do
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unc0rr
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   417
            begin
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unc0rr
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   418
            Surf:= LoadImage(Pathz[ptCurrTheme] + '/' + s, ifCritical or ifTransparent or ifIgnoreCaps);
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unc0rr
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   419
            Width:= Surf^.w;
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unc0rr
parents: 2905
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   420
            Height:= Surf^.h;
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
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   421
            Read(f, Maxcnt);
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   422
            if (Maxcnt < 1) or (Maxcnt > MAXTHEMEOBJECTS) then OutError('Object''s max count should be between 1 and '+ inttostr(MAXTHEMEOBJECTS) +' (it was '+ inttostr(Maxcnt) +').', true);
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   423
            with inland do
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   424
                begin
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
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   425
                Read(f, x, y, w, h);
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   426
                CheckRect(Width, Height, x, y, w, h)
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   427
                end;
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   428
            Read(f, rectcnt);
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   429
            for ii:= 1 to rectcnt do
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   430
                with outland[ii] do
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   431
                    begin
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   432
                    Read(f, x, y, w, h);
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   433
                    CheckRect(Width, Height, x, y, w, h)
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   434
                    end;
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   435
            ReadLn(f)
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   436
            end;
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   437
    end;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   438
802
ed5450a89b96 Start implementing 'visual gears' - gears, that don't need to be synchronized (clouds and flakes)
unc0rr
parents: 780
diff changeset
   439
// sprays
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   440
Readln(f, SprayObjects.Count);
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   441
for i:= 0 to Pred(SprayObjects.Count) do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   442
    begin
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   443
    Readln(f, s); // filename
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   444
    with SprayObjects.objs[i] do
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   445
         begin
2171
8208946331ba Smaxx refactor of LoadImage to use flags, iphone changes by koda (mostly use of rgba instead of rgb)
nemo
parents: 2152
diff changeset
   446
         Surf:= LoadImage(Pathz[ptCurrTheme] + '/' + s, ifCritical or ifTransparent or ifIgnoreCaps);
351
29bc9c36ad5f Fixed-point arithmetics in engine.
unc0rr
parents: 279
diff changeset
   447
         Width:= Surf^.w;
29bc9c36ad5f Fixed-point arithmetics in engine.
unc0rr
parents: 279
diff changeset
   448
         Height:= Surf^.h;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   449
         ReadLn(f, Maxcnt)
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   450
         end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   451
    end;
802
ed5450a89b96 Start implementing 'visual gears' - gears, that don't need to be synchronized (clouds and flakes)
unc0rr
parents: 780
diff changeset
   452
ed5450a89b96 Start implementing 'visual gears' - gears, that don't need to be synchronized (clouds and flakes)
unc0rr
parents: 780
diff changeset
   453
// snowflakes
805
4d75759b38bd Flakes concept, still need some development
unc0rr
parents: 802
diff changeset
   454
Readln(f, vobCount);
4d75759b38bd Flakes concept, still need some development
unc0rr
parents: 802
diff changeset
   455
if vobCount > 0 then
3641
98319a621dc8 save the gl client state to get a nice 80% fps boost
koda
parents: 3595
diff changeset
   456
    Readln(f, vobFramesCount, vobFrameTicks, vobVelocity, vobFallSpeed);
3764
eb91c02f2d84 Engine:
smaxx
parents: 3697
diff changeset
   457
eb91c02f2d84 Engine:
smaxx
parents: 3697
diff changeset
   458
// adjust amount of flakes scaled by screen space
4619
f9356de370bb fix desync in snow
nemo
parents: 4617
diff changeset
   459
vobCount:= longint(vobCount);
f9356de370bb fix desync in snow
nemo
parents: 4617
diff changeset
   460
numFlakes:= vobCount * cScreenSpace div LAND_WIDTH;
3764
eb91c02f2d84 Engine:
smaxx
parents: 3697
diff changeset
   461
3641
98319a621dc8 save the gl client state to get a nice 80% fps boost
koda
parents: 3595
diff changeset
   462
if (cReducedQuality and rqKillFlakes) <> 0 then
4619
f9356de370bb fix desync in snow
nemo
parents: 4617
diff changeset
   463
    numFlakes:= 0;
3641
98319a621dc8 save the gl client state to get a nice 80% fps boost
koda
parents: 3595
diff changeset
   464
4617
42aad2cd981e minor visual tweaks to snow
nemo
parents: 4403
diff changeset
   465
if Theme <> 'Snow' then
4619
f9356de370bb fix desync in snow
nemo
parents: 4617
diff changeset
   466
    for i:= 0 to Pred(numFlakes) do
4617
42aad2cd981e minor visual tweaks to snow
nemo
parents: 4403
diff changeset
   467
        AddVisualGear(cLeftScreenBorder + random(cScreenSpace), random(1024+200) - 100 + LAND_HEIGHT, vgtFlake)
42aad2cd981e minor visual tweaks to snow
nemo
parents: 4403
diff changeset
   468
else
4619
f9356de370bb fix desync in snow
nemo
parents: 4617
diff changeset
   469
    for i:= 0 to Pred(numFlakes div 3) do
4617
42aad2cd981e minor visual tweaks to snow
nemo
parents: 4403
diff changeset
   470
        AddVisualGear(cLeftScreenBorder + random(cScreenSpace), random(1024+200) - 100 + LAND_HEIGHT, vgtFlake);
805
4d75759b38bd Flakes concept, still need some development
unc0rr
parents: 802
diff changeset
   471
351
29bc9c36ad5f Fixed-point arithmetics in engine.
unc0rr
parents: 279
diff changeset
   472
Close(f);
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   473
{$I+}
2671
7e0f88013fe8 smaller patches, one missing Sky-lowres, IMG_Init and Mix_Init (might require newer libraries), updates to SDL bindings, code cleanup, new compile flags
koda
parents: 2647
diff changeset
   474
TryDo(IOResult = 0, 'Bad data or cannot access file ' + cThemeCFGFilename, true);
7e0f88013fe8 smaller patches, one missing Sky-lowres, IMG_Init and Mix_Init (might require newer libraries), updates to SDL bindings, code cleanup, new compile flags
koda
parents: 2647
diff changeset
   475
AddProgress;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   476
end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   477
2870
1358cc003e4d Palewolf tweaks map object placement some more.
nemo
parents: 2783
diff changeset
   478
procedure AddThemeObjects(var ThemeObjects: TThemeObjects);
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 351
diff changeset
   479
var i, ii, t: LongInt;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   480
    b: boolean;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   481
begin
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   482
    if ThemeObjects.Count = 0 then exit;
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   483
    WriteLnToConsole('Adding theme objects...');
2783
1532fde15179 Palewolf's patch to allow controlling proportion of various objects in themes. Desert and Nature have non-default values
nemo
parents: 2747
diff changeset
   484
3697
d5b30d6373fc remove trailing spaces from end of line
koda
parents: 3641
diff changeset
   485
    for i:=0 to ThemeObjects.Count do
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   486
        ThemeObjects.objs[i].Maxcnt := max(1, (ThemeObjects.objs[i].Maxcnt * MaxHedgehogs) div 18); // Maxcnt is proportional to map size, but allow objects to span even if we're on a tiny map
3697
d5b30d6373fc remove trailing spaces from end of line
koda
parents: 3641
diff changeset
   487
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   488
    repeat
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   489
        t := getrandom(ThemeObjects.Count);
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   490
        b := false;
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   491
        for i:=0 to ThemeObjects.Count do
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   492
            begin
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   493
            ii := (i+t) mod ThemeObjects.Count;
3697
d5b30d6373fc remove trailing spaces from end of line
koda
parents: 3641
diff changeset
   494
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   495
            if ThemeObjects.objs[ii].Maxcnt <> 0 then
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   496
                b := b or TryPut(ThemeObjects.objs[ii])
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   497
            end;
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   498
    until not b;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   499
end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   500
2870
1358cc003e4d Palewolf tweaks map object placement some more.
nemo
parents: 2783
diff changeset
   501
procedure AddSprayObjects(Surface: PSDL_Surface; var SprayObjects: TSprayObjects);
1358cc003e4d Palewolf tweaks map object placement some more.
nemo
parents: 2783
diff changeset
   502
var i, ii, t: LongInt;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   503
    b: boolean;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   504
begin
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   505
    if SprayObjects.Count = 0 then exit;
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   506
    WriteLnToConsole('Adding spray objects...');
2870
1358cc003e4d Palewolf tweaks map object placement some more.
nemo
parents: 2783
diff changeset
   507
3697
d5b30d6373fc remove trailing spaces from end of line
koda
parents: 3641
diff changeset
   508
    for i:=0 to SprayObjects.Count do
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   509
        SprayObjects.objs[i].Maxcnt := max(1, (SprayObjects.objs[i].Maxcnt * MaxHedgehogs) div 18); // Maxcnt is proportional to map size, but allow objects to span even if we're on a tiny map
3697
d5b30d6373fc remove trailing spaces from end of line
koda
parents: 3641
diff changeset
   510
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   511
    repeat
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   512
        t := getrandom(SprayObjects.Count);
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   513
        b := false;
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   514
        for i:=0 to SprayObjects.Count do
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   515
            begin
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   516
            ii := (i+t) mod SprayObjects.Count;
3697
d5b30d6373fc remove trailing spaces from end of line
koda
parents: 3641
diff changeset
   517
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   518
            if SprayObjects.objs[ii].Maxcnt <> 0 then
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   519
                b := b or TryPut(SprayObjects.objs[ii], Surface)
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   520
            end;
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   521
    until not b;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   522
end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   523
1180
e56317fdf78d Start implementing support for 32bit sprites concerned in map generation process.
unc0rr
parents: 1156
diff changeset
   524
procedure AddObjects();
1792
c30c6944bd49 engine part of nemo's patch
unc0rr
parents: 1776
diff changeset
   525
var i, int: Longword;
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   526
begin
1183
540cea859395 Step 4: repair girder rendering (girder is 32bit now)
unc0rr
parents: 1182
diff changeset
   527
InitRects;
1776
dd5648e250e4 - nemo's patch for custom cave map dimensions
unc0rr
parents: 1773
diff changeset
   528
if hasGirders then
dd5648e250e4 - nemo's patch for custom cave map dimensions
unc0rr
parents: 1773
diff changeset
   529
    begin
1792
c30c6944bd49 engine part of nemo's patch
unc0rr
parents: 1776
diff changeset
   530
    int:= max(playWidth div 8, 256);
c30c6944bd49 engine part of nemo's patch
unc0rr
parents: 1776
diff changeset
   531
    i:=leftX+int;
c30c6944bd49 engine part of nemo's patch
unc0rr
parents: 1776
diff changeset
   532
    repeat
c30c6944bd49 engine part of nemo's patch
unc0rr
parents: 1776
diff changeset
   533
        AddGirder(i);
c30c6944bd49 engine part of nemo's patch
unc0rr
parents: 1776
diff changeset
   534
        i:=i+int;
c30c6944bd49 engine part of nemo's patch
unc0rr
parents: 1776
diff changeset
   535
    until (i>rightX-int);
1776
dd5648e250e4 - nemo's patch for custom cave map dimensions
unc0rr
parents: 1773
diff changeset
   536
    end;
3936
0b982d340633 bug #83 - move test of disabled land objects into AddObjects
nemo
parents: 3764
diff changeset
   537
if (GameFlags and gfDisableLandObjects) = 0 then AddThemeObjects(ThemeObjects);
2705
2b5625c4ec16 fix a nasty 196 bytes memory leak in engine, plus other stuff for iphone frontend
koda
parents: 2699
diff changeset
   538
AddProgress();
2b5625c4ec16 fix a nasty 196 bytes memory leak in engine, plus other stuff for iphone frontend
koda
parents: 2699
diff changeset
   539
FreeRects();
1190
73ec31d8bb6f Enable back rendering objects that are put on top of land texture
unc0rr
parents: 1186
diff changeset
   540
end;
73ec31d8bb6f Enable back rendering objects that are put on top of land texture
unc0rr
parents: 1186
diff changeset
   541
73ec31d8bb6f Enable back rendering objects that are put on top of land texture
unc0rr
parents: 1186
diff changeset
   542
procedure AddOnLandObjects(Surface: PSDL_Surface);
73ec31d8bb6f Enable back rendering objects that are put on top of land texture
unc0rr
parents: 1186
diff changeset
   543
begin
73ec31d8bb6f Enable back rendering objects that are put on top of land texture
unc0rr
parents: 1186
diff changeset
   544
InitRects;
2275
3f56c99a70f8 Make all theme numbers proportional to map MaxHedgehogs. This should mean the numbers should be as in past for 18 hedgehog map
nemo
parents: 2272
diff changeset
   545
//AddSprayObjects(Surface, SprayObjects, 12);
2870
1358cc003e4d Palewolf tweaks map object placement some more.
nemo
parents: 2783
diff changeset
   546
AddSprayObjects(Surface, SprayObjects);
1186
bf5af791d234 Step 5: Finally... we have theme objects with alpha-channel!
unc0rr
parents: 1185
diff changeset
   547
FreeRects
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   548
end;
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   549
1085
0b82870073b5 Load flakes information from theme.cfg when playing painted map
unc0rr
parents: 1066
diff changeset
   550
procedure LoadThemeConfig;
0b82870073b5 Load flakes information from theme.cfg when playing painted map
unc0rr
parents: 1066
diff changeset
   551
begin
3463
23c50be687a9 update sdl functions to latest revision
koda
parents: 3407
diff changeset
   552
    ReadThemeInfo(ThemeObjects, SprayObjects)
1085
0b82870073b5 Load flakes information from theme.cfg when playing painted map
unc0rr
parents: 1066
diff changeset
   553
end;
0b82870073b5 Load flakes information from theme.cfg when playing painted map
unc0rr
parents: 1066
diff changeset
   554
3053
55a7e3a896ef Free land object SDL surfaces.
nemo
parents: 2948
diff changeset
   555
procedure FreeLandObjects();
55a7e3a896ef Free land object SDL surfaces.
nemo
parents: 2948
diff changeset
   556
var i: Longword;
55a7e3a896ef Free land object SDL surfaces.
nemo
parents: 2948
diff changeset
   557
begin
3463
23c50be687a9 update sdl functions to latest revision
koda
parents: 3407
diff changeset
   558
    for i:= 0 to Pred(MAXTHEMEOBJECTS) do
23c50be687a9 update sdl functions to latest revision
koda
parents: 3407
diff changeset
   559
    begin
23c50be687a9 update sdl functions to latest revision
koda
parents: 3407
diff changeset
   560
        if ThemeObjects.objs[i].Surf <> nil then
23c50be687a9 update sdl functions to latest revision
koda
parents: 3407
diff changeset
   561
            SDL_FreeSurface(ThemeObjects.objs[i].Surf);
23c50be687a9 update sdl functions to latest revision
koda
parents: 3407
diff changeset
   562
        if SprayObjects.objs[i].Surf <> nil then
23c50be687a9 update sdl functions to latest revision
koda
parents: 3407
diff changeset
   563
            SDL_FreeSurface(SprayObjects.objs[i].Surf);
3513
f589230fa21b now it's possible to select the scheme file in the ifrontendfix a type about loading an image (iphone file system IS case senstive)
koda
parents: 3509
diff changeset
   564
        ThemeObjects.objs[i].Surf:= nil;
f589230fa21b now it's possible to select the scheme file in the ifrontendfix a type about loading an image (iphone file system IS case senstive)
koda
parents: 3509
diff changeset
   565
        SprayObjects.objs[i].Surf:= nil;
3463
23c50be687a9 update sdl functions to latest revision
koda
parents: 3407
diff changeset
   566
    end;
3053
55a7e3a896ef Free land object SDL surfaces.
nemo
parents: 2948
diff changeset
   567
end;
55a7e3a896ef Free land object SDL surfaces.
nemo
parents: 2948
diff changeset
   568
184
f97a7a3dc8f6 - Update more headers
unc0rr
parents: 183
diff changeset
   569
end.