--- a/hedgewars/uLandObjects.pas Thu Oct 05 16:33:18 2006 +0000
+++ b/hedgewars/uLandObjects.pas Thu Oct 05 17:02:09 2006 +0000
@@ -1,448 +1,448 @@
-(*
- * Hedgewars, a worms-like game
- * Copyright (c) 2005, 2006 Andrey Korotaev <unC0Rr@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
- *)
-
-unit uLandObjects;
-interface
-uses SDLh;
-{$include options.inc}
-
-procedure AddObjects(InSurface, Surface: PSDL_Surface);
-procedure BlitImageAndGenerateCollisionInfo(cpX, cpY: Longword; Image, Surface: PSDL_Surface);
-
-implementation
-uses uLand, uStore, uConsts, uMisc, uConsole, uRandom;
-const MaxRects = 256;
- MAXOBJECTRECTS = 16;
- MAXTHEMEOBJECTS = 32;
-
-type PRectArray = ^TRectsArray;
- TRectsArray = array[0..MaxRects] of TSDL_Rect;
- TThemeObject = record
- Surf: PSDL_Surface;
- inland: TSDL_Rect;
- outland: array[0..Pred(MAXOBJECTRECTS)] of TSDL_Rect;
- rectcnt: Longword;
- Width, Height: Longword;
- Maxcnt: Longword;
- end;
- TThemeObjects = record
- Count: integer;
- objs: array[0..Pred(MAXTHEMEOBJECTS)] of TThemeObject;
- end;
- TSprayObject = record
- Surf: PSDL_Surface;
- Width, Height: Longword;
- Maxcnt: Longword;
- end;
- TSprayObjects = record
- Count: integer;
- objs: array[0..Pred(MAXTHEMEOBJECTS)] of TSprayObject
- end;
-
-var Rects: PRectArray;
- RectCount: Longword;
-
-procedure BlitImageAndGenerateCollisionInfo(cpX, cpY: Longword; Image, Surface: PSDL_Surface);
-var p: PByteArray;
- x, y: Longword;
- bpp: integer;
- r: TSDL_Rect;
-begin
-r.x:= cpX;
-r.y:= cpY;
-SDL_UpperBlit(Image, nil, Surface, @r);
-WriteToConsole('Generating collision info... ');
-
-if SDL_MustLock(Image) then
- SDLTry(SDL_LockSurface(Image) >= 0, true);
-
-bpp:= Image.format.BytesPerPixel;
-WriteToConsole('('+inttostr(bpp)+') ');
-p:= Image.pixels;
-case bpp of
- 1: OutError('We don''t work with 8 bit surfaces', true);
- 2: for y:= 0 to Pred(Image.h) do
- begin
- for x:= 0 to Pred(Image.w) do
- if PWord(@p[x * 2])^ <> 0 then Land[cpY + y, cpX + x]:= COLOR_LAND;
- p:= @p[Image.pitch];
- end;
- 3: for y:= 0 to Pred(Image.h) do
- begin
- for x:= 0 to Pred(Image.w) do
- if (p[x * 3 + 0] <> 0)
- or (p[x * 3 + 1] <> 0)
- or (p[x * 3 + 2] <> 0) then Land[cpY + y, cpX + x]:= COLOR_LAND;
- p:= @p[Image.pitch];
- end;
- 4: for y:= 0 to Pred(Image.h) do
- begin
- for x:= 0 to Pred(Image.w) do
- if PLongword(@p[x * 4])^ <> 0 then Land[cpY + y, cpX + x]:= COLOR_LAND;
- p:= @p[Image.pitch];
- end;
- end;
-if SDL_MustLock(Image) then
- SDL_UnlockSurface(Image);
-WriteLnToConsole(msgOK)
-end;
-
-procedure AddRect(x1, y1, w1, h1: integer);
-begin
-with Rects[RectCount] do
- begin
- x:= x1;
- y:= y1;
- w:= w1;
- h:= h1
- end;
-inc(RectCount);
-TryDo(RectCount < MaxRects, 'AddRect: overflow', true)
-end;
-
-procedure InitRects;
-begin
-RectCount:= 0;
-New(Rects)
-end;
-
-procedure FreeRects;
-begin
-Dispose(rects)
-end;
-
-function CheckIntersect(x1, y1, w1, h1: integer): boolean;
-var i: Longword;
-begin
-Result:= false;
-i:= 0;
-if RectCount > 0 then
- repeat
- with Rects[i] do
- Result:= (x < x1 + w1) and (x1 < x + w) and
- (y < y1 + h1) and (y1 < y + h);
- inc(i)
- until (i = RectCount) or (Result)
-end;
-
-function AddGirder(gX: integer; Surface: PSDL_Surface): boolean;
-var tmpsurf: PSDL_Surface;
- x1, x2, y, k, i: integer;
- r, rr: TSDL_Rect;
-
- function CountNonZeroz(x, y: integer): Longword;
- var i: integer;
- begin
- Result:= 0;
- for i:= y to y + 15 do
- if Land[i, x] <> 0 then inc(Result)
- end;
-
-begin
-y:= 150;
-repeat
- inc(y, 24);
- x1:= gX;
- x2:= gX;
- while (x1 > 100) and (CountNonZeroz(x1, y) = 0) do dec(x1, 2);
- i:= x1 - 12;
- repeat
- k:= CountNonZeroz(x1, y);
- dec(x1, 2)
- until (x1 < 100) or (k = 0) or (k = 16) or (x1 < i);
- inc(x1, 2);
- if k = 16 then
- begin
- while (x2 < 1900) and (CountNonZeroz(x2, y) = 0) do inc(x2, 2);
- i:= x2 + 12;
- repeat
- k:= CountNonZeroz(x2, y);
- inc(x2, 2)
- until (x2 > 1900) or (k = 0) or (k = 16) or (x2 > i);
- if (x2 < 1900) and (k = 16) and (x2 - x1 > 250)
- and not CheckIntersect(x1 - 32, y - 64, x2 - x1 + 64, 144) then break;
- end;
-x1:= 0;
-until y > 900;
-if x1 > 0 then
- begin
- Result:= true;
- tmpsurf:= LoadImage(Pathz[ptGraphics] + '/Girder', false);
- rr.x:= x1;
- rr.y:= y;
- while rr.x + 100 < x2 do
- begin
- SDL_UpperBlit(tmpsurf, nil, Surface, @rr);
- inc(rr.x, 100);
- end;
- r.x:= 0;
- r.y:= 0;
- r.w:= x2 - rr.x;
- r.h:= 16;
- SDL_UpperBlit(tmpsurf, @r, Surface, @rr);
- SDL_FreeSurface(tmpsurf);
- AddRect(x1 - 8, y - 32, x2 - x1 + 16, 80);
- for k:= y to y + 15 do
- for i:= x1 to x2 do Land[k, i]:= $FFFFFF
- end else Result:= false
-end;
-
-function CheckLand(rect: TSDL_Rect; dX, dY, Color: Longword): boolean;
-var i: Longword;
-begin
-Result:= true;
-inc(rect.x, dX);
-inc(rect.y, dY);
-i:= 0;
-{$WARNINGS OFF}
-while (i <= rect.w) and Result do
- begin
- Result:= (Land[rect.y, rect.x + i] = Color) and (Land[rect.y + rect.h, rect.x + i] = Color);
- inc(i)
- end;
-i:= 0;
-while (i <= rect.h) and Result do
- begin
- Result:= (Land[rect.y + i, rect.x] = Color) and (Land[rect.y + i, rect.x + rect.w] = Color);
- inc(i)
- end;
-{$WARNINGS ON}
-end;
-
-function CheckCanPlace(x, y: Longword; var Obj: TThemeObject): boolean;
-var i: Longword;
-begin
-with Obj do
- if CheckLand(inland, x, y, $FFFFFF) then
- begin
- Result:= true;
- i:= 1;
- while Result and (i <= rectcnt) do
- begin
- Result:= CheckLand(outland[i], x, y, 0);
- inc(i)
- end;
- if Result then
- Result:= not CheckIntersect(x, y, Width, Height)
- end else
- Result:= false
-end;
-
-function TryPut(var Obj: TThemeObject; Surface: PSDL_Surface): boolean; overload;
-const MaxPointsIndex = 2047;
-var x, y: Longword;
- ar: array[0..MaxPointsIndex] of TPoint;
- cnt, i: Longword;
-begin
-cnt:= 0;
-with Obj do
- begin
- if Maxcnt = 0 then
- begin
- Result:= false;
- exit
- end;
- x:= 0;
- repeat
- y:= 0;
- repeat
- if CheckCanPlace(x, y, Obj) then
- begin
- ar[cnt].x:= x;
- ar[cnt].y:= y;
- inc(cnt);
- if cnt > MaxPointsIndex then // buffer is full, do not check the rest land
- begin
- y:= 5000;
- x:= 5000;
- end
- end;
- inc(y, 3);
- until y > 1023 - Height;
- inc(x, getrandom(6) + 3)
- until x > 2047 - Width;
- Result:= cnt <> 0;
- if Result then
- begin
- i:= getrandom(cnt);
- BlitImageAndGenerateCollisionInfo(ar[i].x, ar[i].y, Obj.Surf, Surface);
- AddRect(ar[i].x, ar[i].y, Width, Height);
- dec(Maxcnt)
- end else Maxcnt:= 0
- end
-end;
-
-function TryPut(var Obj: TSprayObject; Surface: PSDL_Surface): boolean; overload;
-const MaxPointsIndex = 8095;
-var x, y: Longword;
- ar: array[0..MaxPointsIndex] of TPoint;
- cnt, i: Longword;
- r: TSDL_Rect;
-begin
-cnt:= 0;
-with Obj do
- begin
- if Maxcnt = 0 then
- begin
- Result:= false;
- exit
- end;
- x:= 0;
- r.x:= 0;
- r.y:= 0;
- r.w:= Width;
- r.h:= Height + 16;
- repeat
- y:= 8;
- repeat
- if CheckLand(r, x, y - 8, $FFFFFF)
- and not CheckIntersect(x, y, Width, Height) then
- begin
- ar[cnt].x:= x;
- ar[cnt].y:= y;
- inc(cnt);
- if cnt > MaxPointsIndex then // buffer is full, do not check the rest land
- begin
- y:= 5000;
- x:= 5000;
- end
- end;
- inc(y, 12);
- until y > 1023 - Height - 8;
- inc(x, getrandom(12) + 12)
- until x > 2047 - Width;
- Result:= cnt <> 0;
- if Result then
- begin
- i:= getrandom(cnt);
- r.x:= ar[i].X;
- r.y:= ar[i].Y;
- r.w:= Width;
- r.h:= Height;
- SDL_UpperBlit(Obj.Surf, nil, Surface, @r);
- AddRect(ar[i].x - 32, ar[i].y - 32, Width + 64, Height + 64);
- dec(Maxcnt)
- end else Maxcnt:= 0
- end
-end;
-
-procedure ReadThemeInfo(var ThemeObjects: TThemeObjects; var SprayObjects: TSprayObjects);
-var s: string;
- f: textfile;
- i, ii: integer;
-begin
-s:= Pathz[ptCurrTheme] + '/' + cThemeCFGFilename;
-WriteLnToConsole('Reading objects info...');
-AssignFile(f, s);
-{$I-}
-Reset(f);
-Readln(f, s); // skip color
-Readln(f, ThemeObjects.Count);
-for i:= 0 to Pred(ThemeObjects.Count) do
- begin
- Readln(f, s); // filename
- with ThemeObjects.objs[i] do
- begin
- Surf:= LoadImage(Pathz[ptCurrTheme] + '/' + s, false);
- Read(f, Width, Height);
- with inland do Read(f, x, y, w, h);
- Read(f, rectcnt);
- for ii:= 1 to rectcnt do
- with outland[ii] do Read(f, x, y, w, h);
- Maxcnt:= 3;
- ReadLn(f)
- end;
- end;
-
-Readln(f, SprayObjects.Count);
-for i:= 0 to Pred(SprayObjects.Count) do
- begin
- Readln(f, s); // filename
- with SprayObjects.objs[i] do
- begin
- Surf:= LoadImage(Pathz[ptCurrTheme] + '/' + s, false);
- Width:= Surf.w;
- Height:= Surf.h;
- ReadLn(f, Maxcnt)
- end;
- end;
-Closefile(f);
-{$I+}
-TryDo(IOResult = 0, 'Bad data or cannot access file ' + cThemeCFGFilename, true)
-end;
-
-procedure AddThemeObjects(Surface: PSDL_Surface; var ThemeObjects: TThemeObjects; MaxCount: integer);
-var i, ii, t: integer;
- b: boolean;
-begin
-if ThemeObjects.Count = 0 then exit;
-WriteLnToConsole('Adding theme objects...');
-i:= 1;
-repeat
- t:= getrandom(ThemeObjects.Count);
- ii:= t;
- repeat
- inc(ii);
- if ii = ThemeObjects.Count then ii:= 0;
- b:= TryPut(ThemeObjects.objs[ii], Surface)
- until b or (ii = t);
- inc(i)
-until (i > MaxCount) or not b;
-end;
-
-procedure AddSprayObjects(Surface: PSDL_Surface; var SprayObjects: TSprayObjects; MaxCount: Longword);
-var i: Longword;
- ii, t: integer;
- b: boolean;
-begin
-if SprayObjects.Count = 0 then exit;
-WriteLnToConsole('Adding spray objects...');
-i:= 1;
-repeat
- t:= getrandom(SprayObjects.Count);
- ii:= t;
- repeat
- inc(ii);
- if ii = SprayObjects.Count then ii:= 0;
- b:= TryPut(SprayObjects.objs[ii], Surface)
- until b or (ii = t);
- inc(i)
-until (i > MaxCount) or not b;
-end;
-
-procedure AddObjects(InSurface, Surface: PSDL_Surface);
-var ThemeObjects: TThemeObjects;
- SprayObjects: TSprayObjects;
-begin
-InitRects;
-AddGirder(256, Surface);
-AddGirder(512, Surface);
-AddGirder(768, Surface);
-AddGirder(1024, Surface);
-AddGirder(1280, Surface);
-AddGirder(1536, Surface);
-AddGirder(1792, Surface);
-ReadThemeInfo(ThemeObjects, SprayObjects);
-AddThemeObjects(Surface, ThemeObjects, 8);
-AddProgress;
-SDL_UpperBlit(InSurface, nil, Surface, nil);
-AddSprayObjects(Surface, SprayObjects, 10);
-FreeRects
-end;
-
-end.
+(*
+ * Hedgewars, a worms-like game
+ * Copyright (c) 2005, 2006 Andrey Korotaev <unC0Rr@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ *)
+
+unit uLandObjects;
+interface
+uses SDLh;
+{$include options.inc}
+
+procedure AddObjects(InSurface, Surface: PSDL_Surface);
+procedure BlitImageAndGenerateCollisionInfo(cpX, cpY: Longword; Image, Surface: PSDL_Surface);
+
+implementation
+uses uLand, uStore, uConsts, uMisc, uConsole, uRandom;
+const MaxRects = 256;
+ MAXOBJECTRECTS = 16;
+ MAXTHEMEOBJECTS = 32;
+
+type PRectArray = ^TRectsArray;
+ TRectsArray = array[0..MaxRects] of TSDL_Rect;
+ TThemeObject = record
+ Surf: PSDL_Surface;
+ inland: TSDL_Rect;
+ outland: array[0..Pred(MAXOBJECTRECTS)] of TSDL_Rect;
+ rectcnt: Longword;
+ Width, Height: Longword;
+ Maxcnt: Longword;
+ end;
+ TThemeObjects = record
+ Count: integer;
+ objs: array[0..Pred(MAXTHEMEOBJECTS)] of TThemeObject;
+ end;
+ TSprayObject = record
+ Surf: PSDL_Surface;
+ Width, Height: Longword;
+ Maxcnt: Longword;
+ end;
+ TSprayObjects = record
+ Count: integer;
+ objs: array[0..Pred(MAXTHEMEOBJECTS)] of TSprayObject
+ end;
+
+var Rects: PRectArray;
+ RectCount: Longword;
+
+procedure BlitImageAndGenerateCollisionInfo(cpX, cpY: Longword; Image, Surface: PSDL_Surface);
+var p: PByteArray;
+ x, y: Longword;
+ bpp: integer;
+ r: TSDL_Rect;
+begin
+r.x:= cpX;
+r.y:= cpY;
+SDL_UpperBlit(Image, nil, Surface, @r);
+WriteToConsole('Generating collision info... ');
+
+if SDL_MustLock(Image) then
+ SDLTry(SDL_LockSurface(Image) >= 0, true);
+
+bpp:= Image.format.BytesPerPixel;
+WriteToConsole('('+inttostr(bpp)+') ');
+p:= Image.pixels;
+case bpp of
+ 1: OutError('We don''t work with 8 bit surfaces', true);
+ 2: for y:= 0 to Pred(Image.h) do
+ begin
+ for x:= 0 to Pred(Image.w) do
+ if PWord(@p[x * 2])^ <> 0 then Land[cpY + y, cpX + x]:= COLOR_LAND;
+ p:= @p[Image.pitch];
+ end;
+ 3: for y:= 0 to Pred(Image.h) do
+ begin
+ for x:= 0 to Pred(Image.w) do
+ if (p[x * 3 + 0] <> 0)
+ or (p[x * 3 + 1] <> 0)
+ or (p[x * 3 + 2] <> 0) then Land[cpY + y, cpX + x]:= COLOR_LAND;
+ p:= @p[Image.pitch];
+ end;
+ 4: for y:= 0 to Pred(Image.h) do
+ begin
+ for x:= 0 to Pred(Image.w) do
+ if PLongword(@p[x * 4])^ <> 0 then Land[cpY + y, cpX + x]:= COLOR_LAND;
+ p:= @p[Image.pitch];
+ end;
+ end;
+if SDL_MustLock(Image) then
+ SDL_UnlockSurface(Image);
+WriteLnToConsole(msgOK)
+end;
+
+procedure AddRect(x1, y1, w1, h1: integer);
+begin
+with Rects[RectCount] do
+ begin
+ x:= x1;
+ y:= y1;
+ w:= w1;
+ h:= h1
+ end;
+inc(RectCount);
+TryDo(RectCount < MaxRects, 'AddRect: overflow', true)
+end;
+
+procedure InitRects;
+begin
+RectCount:= 0;
+New(Rects)
+end;
+
+procedure FreeRects;
+begin
+Dispose(rects)
+end;
+
+function CheckIntersect(x1, y1, w1, h1: integer): boolean;
+var i: Longword;
+begin
+Result:= false;
+i:= 0;
+if RectCount > 0 then
+ repeat
+ with Rects[i] do
+ Result:= (x < x1 + w1) and (x1 < x + w) and
+ (y < y1 + h1) and (y1 < y + h);
+ inc(i)
+ until (i = RectCount) or (Result)
+end;
+
+function AddGirder(gX: integer; Surface: PSDL_Surface): boolean;
+var tmpsurf: PSDL_Surface;
+ x1, x2, y, k, i: integer;
+ r, rr: TSDL_Rect;
+
+ function CountNonZeroz(x, y: integer): Longword;
+ var i: integer;
+ begin
+ Result:= 0;
+ for i:= y to y + 15 do
+ if Land[i, x] <> 0 then inc(Result)
+ end;
+
+begin
+y:= 150;
+repeat
+ inc(y, 24);
+ x1:= gX;
+ x2:= gX;
+ while (x1 > 100) and (CountNonZeroz(x1, y) = 0) do dec(x1, 2);
+ i:= x1 - 12;
+ repeat
+ k:= CountNonZeroz(x1, y);
+ dec(x1, 2)
+ until (x1 < 100) or (k = 0) or (k = 16) or (x1 < i);
+ inc(x1, 2);
+ if k = 16 then
+ begin
+ while (x2 < 1900) and (CountNonZeroz(x2, y) = 0) do inc(x2, 2);
+ i:= x2 + 12;
+ repeat
+ k:= CountNonZeroz(x2, y);
+ inc(x2, 2)
+ until (x2 > 1900) or (k = 0) or (k = 16) or (x2 > i);
+ if (x2 < 1900) and (k = 16) and (x2 - x1 > 250)
+ and not CheckIntersect(x1 - 32, y - 64, x2 - x1 + 64, 144) then break;
+ end;
+x1:= 0;
+until y > 900;
+if x1 > 0 then
+ begin
+ Result:= true;
+ tmpsurf:= LoadImage(Pathz[ptGraphics] + '/Girder', false);
+ rr.x:= x1;
+ rr.y:= y;
+ while rr.x + 100 < x2 do
+ begin
+ SDL_UpperBlit(tmpsurf, nil, Surface, @rr);
+ inc(rr.x, 100);
+ end;
+ r.x:= 0;
+ r.y:= 0;
+ r.w:= x2 - rr.x;
+ r.h:= 16;
+ SDL_UpperBlit(tmpsurf, @r, Surface, @rr);
+ SDL_FreeSurface(tmpsurf);
+ AddRect(x1 - 8, y - 32, x2 - x1 + 16, 80);
+ for k:= y to y + 15 do
+ for i:= x1 to x2 do Land[k, i]:= $FFFFFF
+ end else Result:= false
+end;
+
+function CheckLand(rect: TSDL_Rect; dX, dY, Color: Longword): boolean;
+var i: Longword;
+begin
+Result:= true;
+inc(rect.x, dX);
+inc(rect.y, dY);
+i:= 0;
+{$WARNINGS OFF}
+while (i <= rect.w) and Result do
+ begin
+ Result:= (Land[rect.y, rect.x + i] = Color) and (Land[rect.y + rect.h, rect.x + i] = Color);
+ inc(i)
+ end;
+i:= 0;
+while (i <= rect.h) and Result do
+ begin
+ Result:= (Land[rect.y + i, rect.x] = Color) and (Land[rect.y + i, rect.x + rect.w] = Color);
+ inc(i)
+ end;
+{$WARNINGS ON}
+end;
+
+function CheckCanPlace(x, y: Longword; var Obj: TThemeObject): boolean;
+var i: Longword;
+begin
+with Obj do
+ if CheckLand(inland, x, y, $FFFFFF) then
+ begin
+ Result:= true;
+ i:= 1;
+ while Result and (i <= rectcnt) do
+ begin
+ Result:= CheckLand(outland[i], x, y, 0);
+ inc(i)
+ end;
+ if Result then
+ Result:= not CheckIntersect(x, y, Width, Height)
+ end else
+ Result:= false
+end;
+
+function TryPut(var Obj: TThemeObject; Surface: PSDL_Surface): boolean; overload;
+const MaxPointsIndex = 2047;
+var x, y: Longword;
+ ar: array[0..MaxPointsIndex] of TPoint;
+ cnt, i: Longword;
+begin
+cnt:= 0;
+with Obj do
+ begin
+ if Maxcnt = 0 then
+ begin
+ Result:= false;
+ exit
+ end;
+ x:= 0;
+ repeat
+ y:= 0;
+ repeat
+ if CheckCanPlace(x, y, Obj) then
+ begin
+ ar[cnt].x:= x;
+ ar[cnt].y:= y;
+ inc(cnt);
+ if cnt > MaxPointsIndex then // buffer is full, do not check the rest land
+ begin
+ y:= 5000;
+ x:= 5000;
+ end
+ end;
+ inc(y, 3);
+ until y > 1023 - Height;
+ inc(x, getrandom(6) + 3)
+ until x > 2047 - Width;
+ Result:= cnt <> 0;
+ if Result then
+ begin
+ i:= getrandom(cnt);
+ BlitImageAndGenerateCollisionInfo(ar[i].x, ar[i].y, Obj.Surf, Surface);
+ AddRect(ar[i].x, ar[i].y, Width, Height);
+ dec(Maxcnt)
+ end else Maxcnt:= 0
+ end
+end;
+
+function TryPut(var Obj: TSprayObject; Surface: PSDL_Surface): boolean; overload;
+const MaxPointsIndex = 8095;
+var x, y: Longword;
+ ar: array[0..MaxPointsIndex] of TPoint;
+ cnt, i: Longword;
+ r: TSDL_Rect;
+begin
+cnt:= 0;
+with Obj do
+ begin
+ if Maxcnt = 0 then
+ begin
+ Result:= false;
+ exit
+ end;
+ x:= 0;
+ r.x:= 0;
+ r.y:= 0;
+ r.w:= Width;
+ r.h:= Height + 16;
+ repeat
+ y:= 8;
+ repeat
+ if CheckLand(r, x, y - 8, $FFFFFF)
+ and not CheckIntersect(x, y, Width, Height) then
+ begin
+ ar[cnt].x:= x;
+ ar[cnt].y:= y;
+ inc(cnt);
+ if cnt > MaxPointsIndex then // buffer is full, do not check the rest land
+ begin
+ y:= 5000;
+ x:= 5000;
+ end
+ end;
+ inc(y, 12);
+ until y > 1023 - Height - 8;
+ inc(x, getrandom(12) + 12)
+ until x > 2047 - Width;
+ Result:= cnt <> 0;
+ if Result then
+ begin
+ i:= getrandom(cnt);
+ r.x:= ar[i].X;
+ r.y:= ar[i].Y;
+ r.w:= Width;
+ r.h:= Height;
+ SDL_UpperBlit(Obj.Surf, nil, Surface, @r);
+ AddRect(ar[i].x - 32, ar[i].y - 32, Width + 64, Height + 64);
+ dec(Maxcnt)
+ end else Maxcnt:= 0
+ end
+end;
+
+procedure ReadThemeInfo(var ThemeObjects: TThemeObjects; var SprayObjects: TSprayObjects);
+var s: string;
+ f: textfile;
+ i, ii: integer;
+begin
+s:= Pathz[ptCurrTheme] + '/' + cThemeCFGFilename;
+WriteLnToConsole('Reading objects info...');
+AssignFile(f, s);
+{$I-}
+Reset(f);
+Readln(f, s); // skip color
+Readln(f, ThemeObjects.Count);
+for i:= 0 to Pred(ThemeObjects.Count) do
+ begin
+ Readln(f, s); // filename
+ with ThemeObjects.objs[i] do
+ begin
+ Surf:= LoadImage(Pathz[ptCurrTheme] + '/' + s, false);
+ Read(f, Width, Height);
+ with inland do Read(f, x, y, w, h);
+ Read(f, rectcnt);
+ for ii:= 1 to rectcnt do
+ with outland[ii] do Read(f, x, y, w, h);
+ Maxcnt:= 3;
+ ReadLn(f)
+ end;
+ end;
+
+Readln(f, SprayObjects.Count);
+for i:= 0 to Pred(SprayObjects.Count) do
+ begin
+ Readln(f, s); // filename
+ with SprayObjects.objs[i] do
+ begin
+ Surf:= LoadImage(Pathz[ptCurrTheme] + '/' + s, false);
+ Width:= Surf.w;
+ Height:= Surf.h;
+ ReadLn(f, Maxcnt)
+ end;
+ end;
+Closefile(f);
+{$I+}
+TryDo(IOResult = 0, 'Bad data or cannot access file ' + cThemeCFGFilename, true)
+end;
+
+procedure AddThemeObjects(Surface: PSDL_Surface; var ThemeObjects: TThemeObjects; MaxCount: integer);
+var i, ii, t: integer;
+ b: boolean;
+begin
+if ThemeObjects.Count = 0 then exit;
+WriteLnToConsole('Adding theme objects...');
+i:= 1;
+repeat
+ t:= getrandom(ThemeObjects.Count);
+ ii:= t;
+ repeat
+ inc(ii);
+ if ii = ThemeObjects.Count then ii:= 0;
+ b:= TryPut(ThemeObjects.objs[ii], Surface)
+ until b or (ii = t);
+ inc(i)
+until (i > MaxCount) or not b;
+end;
+
+procedure AddSprayObjects(Surface: PSDL_Surface; var SprayObjects: TSprayObjects; MaxCount: Longword);
+var i: Longword;
+ ii, t: integer;
+ b: boolean;
+begin
+if SprayObjects.Count = 0 then exit;
+WriteLnToConsole('Adding spray objects...');
+i:= 1;
+repeat
+ t:= getrandom(SprayObjects.Count);
+ ii:= t;
+ repeat
+ inc(ii);
+ if ii = SprayObjects.Count then ii:= 0;
+ b:= TryPut(SprayObjects.objs[ii], Surface)
+ until b or (ii = t);
+ inc(i)
+until (i > MaxCount) or not b;
+end;
+
+procedure AddObjects(InSurface, Surface: PSDL_Surface);
+var ThemeObjects: TThemeObjects;
+ SprayObjects: TSprayObjects;
+begin
+InitRects;
+AddGirder(256, Surface);
+AddGirder(512, Surface);
+AddGirder(768, Surface);
+AddGirder(1024, Surface);
+AddGirder(1280, Surface);
+AddGirder(1536, Surface);
+AddGirder(1792, Surface);
+ReadThemeInfo(ThemeObjects, SprayObjects);
+AddThemeObjects(Surface, ThemeObjects, 8);
+AddProgress;
+SDL_UpperBlit(InSurface, nil, Surface, nil);
+AddSprayObjects(Surface, SprayObjects, 10);
+FreeRects
+end;
+
+end.